CLASS 399, ELECTROPHOTOGRAPHY |
1 | COMBINED WITH DIVERSE SUBJECT MATTER: |
This subclass is indented under the class definition. Subject matter wherein an electrophotographic device is
combined with another art device or structure having an added purpose
or independent utility other than to perfect an electrophotographic
device and which combination is not provided for elsewhere.
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2 | . With diverse image formation: |
This subclass is indented under subclass 1. Subject matter wherein a means or method is provided for
forming an image by an apparatus other than that provided for in
this class.
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3 | .. Electrostatic: |
This subclass is indented under subclass 2. Subject matter wherein the diverse image is formed by a
charge pattern deposited onto or discharged from a medium forming
a latent image.
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4 | ... Light (e.g., laser, LED, LCD): |
This subclass is indented under subclass 3. Subject matter wherein the discharge is caused by visible
radiant energy.
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5 | .... Shared optics: |
This subclass is indented under subclass 4. Subject matter wherein a common optical component or light source is used for the image formation of this class and the diverse image. | |
6 | .... Composite image: |
This subclass is indented under subclass 4. Subject matter wherein an image produced by diverse imaging
apparatus is combined with an image that is produced by the action
of light directly from an original.
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7 | .... On or adjacent to platen: |
This subclass is indented under subclass 4. Subject matter wherein an image source, other than an original provided for in this class, is used in addition to or in place of the original. | |
8 | REMOTE MONITORING: |
This subclass is indented under the class definition. Subject matter wherein a means or method is provided for
transmitting or receiving data about a condition of an electrophotographic
device or component thereof to an external location.
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9 | DIAGNOSTICS: |
This subclass is indented under the class definition. Subject matter wherein a means or method is provided for
detecting or analyzing (a) a condition that is outside the normal
operating condition or (b) a malfunction or potential malfunction
of an electrophotographic device or component thereof.
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10 | . Log report: |
This subclass is indented under subclass 9. Subject matter wherein data is recorded or stored (e.g.,
in memory) of an analyzed performance, a malfunction, or a series
of abnormal events of an electrophotographic device or component.
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11 | . Service mode: |
This subclass is indented under subclass 9. Subject matter wherein a technician operates or tests or
calibrates the machine.
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12 | . Unit or part identification: |
This subclass is indented under subclass 9. Subject matter wherein a means or method is provided for
detecting or distinguishing an attachable or replaceable part of
a particular type or color or manufacturer or condition.
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13 | . Component present or mounted: |
This subclass is indented under subclass 9. Subject matter wherein a means or method is provided for
distinguishing whether or not a component is either present or properly attached
in an operative manner.
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14 | . Unacceptable copy coverage |
This subclass is indented under subclass 9. Subject matter wherein a means or method is provided for
determining that an acceptable copy cannot be produced because of
the condition or nature of the original or an unsuitable feature
selection or a machine default condition.
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15 | . By inspection of copied image: |
This subclass is indented under subclass 9. Subject matter wherein an image on a copy medium is analyzed.
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16 | . Document handling: |
This subclass is indented under subclass 9. Subject matter wherein a means or method is provided for
analyzing a movement of a sheet medium through a traveled path of
an electrophotographic device or component; or for analyzing the
presence or absence of a sheet or recording medium, or holder therefor.
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17 | .. Of original: |
This subclass is indented under subclass 16. Subject matter wherein the handling of the document to be
reproduced is analyzed.
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18 | .. Malfunction detection responsive: |
This subclass is indented under subclass 16. Subject matter wherein the electrophotographic device performs
a corrective operation in addition to or beyond displaying a warning
or shuts down in response to the document handling abnormality.
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19 | ... Job recovery: |
This subclass is indented under subclass 18. Subject matter wherein a means or method is provided for completing a job run in progress or accounting for lost copies after an interruption or shutdown. | |
20 | ... Purge: |
This subclass is indented under subclass 18. Subject matter wherein a means or method is provided for
continuing sheet feeding despite a malfunction.
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21 | .. Jam: |
This subclass is indented under subclass 16. Subject matter wherein a means or method is provided for analyzing whether or not a sheet medium is traveling normally through a path. | |
22 | ... Misstrip of copy: |
This subclass is indented under subclass 21. Subject matter wherein a means or method is provided for
detecting whether or not the copy medium has failed to separate
from an imaging or fixing member.
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23 | .. Copy medium supply: |
This subclass is indented under subclass 16. Subject matter wherein a means or method is provided for determining the need for replacement of copy medium. | |
24 | . Consumable: |
This subclass is indented under subclass 9. Subject matter wherein a means or method is provided for
determining the usable lifespan or exhaustion of a component or
perishable material.
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25 | .. Process cartridge: |
This subclass is indented under subclass 24. Subject matter wherein the component is a single unit that
contains both a photoconductive member and an apparatus for one
or more of charging, exposing, developing, transferring, and cleaning.
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26 | .. Photoconductive member: |
This subclass is indented under subclass 24. Subject matter wherein a means or method is provided that
determines whether or not a light-responsive member or a portion
thereof is defective or needs replacement.
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27 | .. Toner: |
This subclass is indented under subclass 24. Subject matter wherein a means or method is provided for
determining whether or not replenishment or replacement is, or may
be, required for developer material.
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28 | ... Color: |
This subclass is indented under subclass 27. Subject matter wherein an analysis is made of plural colors of toner. | |
29 | ... Deterioration or developability of toner: |
This subclass is indented under subclass 27. Subject matter wherein a means or method is provided for
determining defects or abnormalities in material used to visualize
a latent image.
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30 | ... By concentration detector: |
This subclass is indented under subclass 27. Subject matter wherein the need for replenishment or replacement
is determined by a means or method that analyzes a ratio of toner
particles to carrier particles.
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31 | . Image forming component: |
This subclass is indented under subclass 9. Subject matter wherein a means or method is provided that
analyzes an abnormal condition for forming a latent or toner image.
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32 | .. Of exposure system (e.g., lamp, scanning, erase): |
This subclass is indented under subclass 31. Subject matter wherein a means or method is provided for analyzing a light source, light projection, or scanning system. | |
33 | . Fixing (e.g., over-temperature protection): |
This subclass is indented under subclass 9. Subject matter wherein a means or method is provided for
analyzing an abnormal condition of permanently fixing a toner image
to a copy medium or substrate.
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34 | . Cleaning: |
This subclass is indented under subclass 9. Subject matter wherein a means or method is provided for
analyzing the performance of a residual toner removal system.
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35 | .. Waste toner container: |
This subclass is indented under subclass 34. Subject matter wherein a means or method is provided for
determining the condition (e.g., fullness, presence, absence, etc.)
of a holder for removed toner.
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36 | . Of motive power or driven unit: |
This subclass is indented under subclass 9. Subject matter wherein a means or method is provided that
analyzes the mechanical movement of a motor operation or motor-driven component.
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37 | . Power supply: |
This subclass is indented under subclass 9. Subject matter wherein a means or method is provided that
analyzes an electrical source or its connection to an electrophotographic
device or component.
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38 | CONTROL OF ELECTROPHOTOGRAPHY PROCESS: |
This subclass is indented under the class definition. Subject matter wherein a means or method is provided that
senses a condition or change of condition and effects an image-forming
operation of an electrophotography process (e.g., charging, exposing,
developing, transfer, fixing, or cleaning), component, or device
in response to the sensed or changed condition.
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39 | . Color balance: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided for
controlling each of a group of individual image formations that
are combined to produce a color copy.
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40 | .. Of overlapped toner images: |
This subclass is indented under subclass 39. Subject matter wherein a second or subsequent color toner image is developed on the previously developed image(s). | |
41 | .. Single detector for plural toners: |
This subclass is indented under subclass 39. Subject matter wherein color balance is achieved by regulating
the amount of colored toner being applied to a latent image.
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42 | . Artificial intelligence: |
This subclass is indented under subclass 38. Subject matter wherein an electrophotography system or method
has the capacity to perform one or more of the functions of recognition, speech
signal processing, knowledge processing (i.e., propositional logic,
reasoning, learning, self-improvement), complex operations of a
manipulator (e.g., robot* control), or inexact reasoning
(e.g., fuzzy logic).
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43 | . Responsive to number of copies or passage of time: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided that
effects a change in condition-responsive control according to an
amount of copies produced or a passage of time.
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44 | . Having temperature or humidity detection: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided that
compensates or adjusts a control parameter in response to a temperature
or humidity condition within the electrophotographic device.
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45 | . Responsive to copy media characteristic: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided that compensates or adjusts a control parameter of the electrophotographic device in response to the detection of copy media type or attribute. | |
46 | . Of plural processes: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided for
a controlling operation of two or more image-forming processes (i.e.,
charging, exposing, developing, or transfer) in response to a sensed
or changed condition.
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47 | .. Having detection of exposure light: |
This subclass is indented under subclass 46. Subject matter wherein the sensed condition is light reflected
from or passed through an original.
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48 | .. Having detection of photoconductor potential: |
This subclass is indented under subclass 46. Subject matter wherein the sensed condition is an electrostatic
potential of a photoconductive member.
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49 | .. Having detection of toner (e.g., patch): |
This subclass is indented under subclass 46. Subject matter wherein a means or method is provided that
senses developing material.
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50 | . Control of charging: |
This subclass is indented under subclass 38. Subject matter wherein a charge or potential level of a
photoconductive member is adjusted in response to the sensed condition.
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51 | . Control of exposure: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided for
controlling the illumination of an original in response to the sensed
condition.
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52 | .. In response to light from original: |
This subclass is indented under subclass 51. Subject matter wherein the illumination is controlled in response to the detected image density of an original. | |
53 | . Control of developing: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided that
controls the application of toner to the latent image in response
to detection of an image-forming condition.
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54 | .. Color selection: |
This subclass is indented under subclass 53. Subject matter wherein color of toner is selected in response
to the sensed condition.
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55 | .. Bias control: |
This subclass is indented under subclass 53. Subject matter wherein voltage or current used to aid or
influence development is controlled.
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56 | ... In response to potential of latent image: |
This subclass is indented under subclass 55. Subject matter wherein the bias is controlled in response
to the sensed potential of a latent image to be developed.
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57 | .. Liquid: |
This subclass is indented under subclass 53. Subject matter wherein a liquid level, concentration, or
additive is controlled in response to a detected condition.
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58 | .. Concentration control: |
This subclass is indented under subclass 53. Subject matter wherein an amount or percentage of toner
within the toner and carrier mixture is controlled.
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59 | ... Setting of reference value: |
This subclass is indented under subclass 58. Subject matter wherein a means or method is provided for designating a threshold level in response to a toner-carrier concentration. | |
60 | ... Detection of developed image: |
This subclass is indented under subclass 58. Subject matter wherein the concentration control is effected
according to the sensed amount or density of toner that has been
applied to a latent image.
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61 | ... Detection of toner in developing unit: |
This subclass is indented under subclass 58. Subject matter wherein the concentration is controlled in
response to detecting a property of the developer.
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62 | .... Concentration detection: |
This subclass is indented under subclass 61. Subject matter wherein the concentration is controlled in
response to a detected toner and carrier mixture ratio.
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63 | ..... Magnetic detector: |
This subclass is indented under subclass 62. Subject matter wherein a means or method is provided for
detecting the concentration by using the magnetic properties of
toner or carrier material.
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64 | ..... Optical detector: |
This subclass is indented under subclass 62. Subject matter wherein a means or method is provided for
detecting concentration by using a light source.
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65 | ...... Including sample holder: |
This subclass is indented under subclass 64. Subject matter wherein the toner to be detected is attracted to a detection location by an applied voltage. | |
66 | . Control of transfer: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided for
controlling a parameter which causes a toner image to move from
one surface or member to another.
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67 | . Control of fixing: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided for
controlling a parameter which causes a developed image to be permanently attached
to a copy medium or substrate.
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68 | .. Conveyance of copy: |
This subclass is indented under subclass 67. Subject matter wherein a speed at which the copy is transported
through the fixing arrangement is regulated.
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69 | .. Temperature control: |
This subclass is indented under subclass 67. Subject matter wherein a means or method is provided for
controlling the amount of thermal energy that is applied to permanently
fix a developed image to a copy medium or substrate.
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70 | ... Warmup or standby mode: |
This subclass is indented under subclass 69. Subject matter wherein the temperature of a fixing unit
is (a) controlled on power initiation or (b) set to a predetermined
temperature when the fixing unit is idle.
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71 | . Control of cleaning: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided for
controlling a parameter which causes removal of developed material
from an imaging surface after an image is transferred to a copy
medium.
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72 | . Forming test image: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided for
creating a latent or toner test image that can be detected.
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73 | . Electrometer detail: |
This subclass is indented under subclass 38. Subject matter wherein a means or method is provided for
measuring a potential or charge level of a photoconductive member.
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74 | . Densitometer detail: |
This subclass is indented under subclass 38. Subject matter wherein an arrangement is provided for measuring
an optical density of toner.
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75 | MACHINE OPERATION: |
This subclass is indented under the class definition. Subject matter wherein a means or method is provided for
performing the basic cyclic operation necessary for the apparatus
to run.
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76 | . Sequential control: |
This subclass is indented under subclass 75. Subject matter wherein the cyclic operation actuates the
various components of the apparatus in the proper timing and sequence
for producing a copy.
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77 | .. Programmed: |
This subclass is indented under subclass 76. Subject matter wherein the timing and sequence are provided
by computer processing by a list of software instructions.
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78 | .. Reference signal (e.g., pulse train): |
This subclass is indented under subclass 76. Subject matter wherein the timing and sequence are provided
by a generated series of clock pulses or a plurality of timed control
signals.
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79 | . Accounting: |
This subclass is indented under subclass 75. Subject matter wherein a means or method is provided that
authorizes, counts, or registers an amount of copy medium produced
from an electrophotographic device.
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80 | .. User access: |
This subclass is indented under subclass 79. Subject matter wherein the authorization is provided by
identification (e.g., ID number or key card).
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81 | . Operator interface (e.g., display control panel): |
This subclass is indented under subclass 75. Subject matter wherein an input or output arrangement is
provided for communicating with an operator of the electrophotographic device.
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82 | . Job mode: |
This subclass is indented under subclass 75. Subject matter wherein a means or method is provided for
selecting document handling functions to be performed on a group
of documents by a sequence of operations.
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83 | .. Having memory: |
This subclass is indented under subclass 82. Subject matter wherein the job mode is selected from or
retained in an electronic storage unit.
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84 | .. Key sheet: |
This subclass is indented under subclass 82. Subject matter wherein a job mode is determined in response
to detection of indicia or a mark on an original or other medium.
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85 | .. Having mode change: |
This subclass is indented under subclass 82. Subject matter wherein the job mode is changeable to a different setting automatically or during operation. | |
86 | ... Auto copy size or magnification: |
This subclass is indented under subclass 85. Subject matter wherein the job mode is automatic selection
of the size of the copy medium or the magnification.
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87 | ... Having priority interrupt: |
This subclass is indented under subclass 85. Subject matter wherein an operating mode is stopped to allow
a second job mode to be run and the original mode is returned to
after the completion of the second job mode.
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88 | . Having power supply: |
This subclass is indented under subclass 75. Subject matter wherein a means or method is provided for
feeding electrical energy to an electrophotographic device.
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89 | .. Supplying power to charger: |
This subclass is indented under subclass 88. Subject matter wherein the power is supplied to a charging
unit for charging a photoconductive member.
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90 | . Electrical connection: |
This subclass is indented under subclass 75. Subject matter wherein a means or method is provided for
connecting electrical signals or power between operative components
or for a ground connection to a photoconductive member.
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91 | INTERNAL MACHINE ENVIRONMENT: |
This subclass is indented under the class definition. Subject matter wherein method or apparatus is provided that
prevents or ameliorates adverse conditions of the machine interior atmosphere.
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92 | . Forced air circulation: |
This subclass is indented under subclass 91. Subject matter wherein a means or method is provided for
generating air flow within the electrophotographic device.
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93 | .. Having filtering (e.g., ozone removal): |
This subclass is indented under subclass 92. Subject matter wherein a means or method is provided for
screening out particles or gas within the atmosphere of the electrophotographic
device.
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94 | . Temperature: |
This subclass is indented under subclass 91. Subject matter wherein a means or method is provided for
adjusting or dealing with adverse temperature within the electrophotographic device.
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95 | .. Platen: |
This subclass is indented under subclass 94. Subject matter wherein a means or method is provided to prevent overheating of a structure for supporting an original during exposure. | |
96 | .. Photoconductive member: |
This subclass is indented under subclass 94. Subject matter wherein a means or method is provided for
heating or cooling a photoconductive member.
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97 | . Humidity: |
This subclass is indented under subclass 91. Subject matter wherein an arrangement is provided for regulating
or ameliorating adverse conditions due to the moisture content of
the environment within the electrophotographic device.
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98 | . Particle or contaminant control: |
This subclass is indented under subclass 91. Subject matter wherein an arrangement is provided that limits
the harmful effects caused by toner dust, mist, or other airborne
fragments.
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99 | .. Toner removal: |
This subclass is indented under subclass 98. Subject matter wherein an arrangement is provided for the
cleaning of scattered, airborne, or spilled toner from parts of
the electrophotographic device other than the surface bearing a developed
electrostatic latent image.
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100 | ... Charging member (e.g., corona wire): |
This subclass is indented under subclass 99. Subject matter wherein particles or contaminants are removed
from the apparatus for applying charge to the photoconductive member.
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101 | ... Transfer member: |
This subclass is indented under subclass 99. Subject matter wherein particles or contaminants are removed
from the apparatus for transferring a latent image to a copy medium.
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102 | .. Seal: |
This subclass is indented under subclass 98. Subject matter wherein an arrangement is provided that prevents the escape of toner or developer material from an internal unit. | |
103 | ... Developer seal: |
This subclass is indented under subclass 102. Subject matter wherein an arrangement is provided for preventing
toner from escaping the developing unit.
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104 | .... Magnetic: |
This subclass is indented under subclass 103. Subject matter wherein the developer seal is a magnetic arrangement. | |
105 | .... Elastic material: |
This subclass is indented under subclass 103. Subject matter wherein the developer seal is a flexible material. | |
106 | .... Toner cartridge: |
This subclass is indented under subclass 103. Subject matter wherein an arrangement is provided for preventing
toner from escaping a removable, sealed container.
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107 | HAVING PARTICULAR STRUCTURE: |
This subclass is indented under the class definition. Subject matter wherein a housing arrangement of the electrophotographic
component or device has a replaceable or displaceable configuration
for transporting, reconfiguration, maintenance, service, or repair.
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108 | . Portable: |
This subclass is indented under subclass 107. Subject matter wherein an electrophotography device has
an ability to be transported or moved by hand (i.e., carried).
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109 | . Remanufacturing: |
This subclass is indented under subclass 107. Subject matter wherein parts of the apparatus, such as a
process cartridge, are serviced, reconditioned, or modified for
further use.
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110 | . Modular or displaceable: |
This subclass is indented under subclass 107. Subject matter wherein parts of the apparatus are removable
or movable to gain access to the interior or other parts of the
electrophotographic device.
SEE OR SEARCH THIS CLASS, SUBCLASS:
SEE OR SEARCH CLASS:
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111 | .. Process cartridge unit: |
This subclass is indented under subclass 110. Subject matter wherein the particular structure provides
a photoconductive member and one or more means for charging, exposing,
developing, transferring, etc., as a contained, separate unit.
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112 | ... Color: |
This subclass is indented under subclass 111. Subject matter wherein the process cartridge unit is capable
of producing a copy that has more than one color.
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113 | ... Having subunit separation: |
This subclass is indented under subclass 111. Subject matter wherein the process cartridge is designed
or arranged to be disassembled or separated into component parts.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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114 | ... Including cover: |
This subclass is indented under subclass 111. Subject matter wherein an arrangement is provided for a protective encasement to the process cartridge unit. | |
115 | .. Charging unit: |
This subclass is indented under subclass 110. Subject matter wherein the means for applying a charge to
or removing it from an imaging member is displaceable, removable,
or adjustable.
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116 | .. Photoconductive member: |
This subclass is indented under subclass 110. Subject matter wherein the removable or replaceable unit
is an electrostatic, latent, image-bearing member.
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117 | ... Drum mount: |
This subclass is indented under subclass 116. Subject matter wherein an arrangement is provided for bearing
support of a cylindrically shaped photoconductive member.
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118 | .. Optics: |
This subclass is indented under subclass 110. Subject matter wherein an arrangement is provided that allows
an alignment of an optical component between an original and a photoconductive
member.
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119 | .. Developing unit: |
This subclass is indented under subclass 110. Subject matter wherein the removable or replaceable unit
applies toner to a latent image to render the image visible.
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120 | ... New and waste toner container: |
This subclass is indented under subclass 119. Subject matter wherein the removable or replaceable unit
contains both new and used toner.
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121 | .. Transfer unit: |
This subclass is indented under subclass 110. Subject matter wherein the displaceable or removable part
is an arrangement for transferring an image from one surface or
medium to another.
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122 | .. Fixing unit: |
This subclass is indented under subclass 110. Subject matter wherein the displaceable or removable part
is an arrangement for permanently adhering toner to a copy medium.
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123 | .. Cleaning unit: |
This subclass is indented under subclass 110. Subject matter wherein the displaceable or removable part
is provided for cleaning a surface of an image-bearing member.
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124 | .. Paper path access: |
This subclass is indented under subclass 110. Subject matter wherein the displaceable part gives access
to a traveled path of the original or copy medium.
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125 | .. Clamshell type: |
This subclass is indented under subclass 110. Subject matter wherein a housing arrangement is provided with an upper frame and a lower frame that opens and closes about a pivot point. | |
126 | . Adjustment: |
This subclass is indented under subclass 107. Subject matter wherein a mechanical means such as a screw or cam is provided for setting or changing the position of a component. | |
127 | SUPPLEMENTAL ELECTROPHOTOGRAPHIC PROCESS: |
This subclass is indented under the class definition. Subject matter wherein one or more of charging, exposing,
developing, or cleaning is performed other than during, or directly
for, copying or reproduction.
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128 | . Exposure or charging (e.g., fatigue treatment): |
This subclass is indented under subclass 127. Subject matter wherein a photoconductive member is exposed
or charged other than for image formation.
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129 | .. Of residual toner: |
This subclass is indented under subclass 128. Subject matter wherein the charging or exposure is of untransferred
toner to be removed.
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130 | IMAGE FORMATION: |
This subclass is indented under the class definition. Subject matter wherein a copy is produced by making a latent
image visible with toner or marking particles.
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131 | . Photoelectrophoretic: |
This subclass is indented under subclass 130. Subject matter wherein particles suspended in an insulative
liquid carrier between electrodes migrate in an image configuration
in response to both an electrical potential difference between electrodes
across the suspension and light exposure in image configuration.
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132 | . Thermoplastic deformation: |
This subclass is indented under subclass 130. Subject matter wherein a latent electrostatic image is made
visible by the deformation of a thermoplastic layer.
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133 | . Having layer separation (e.g., manifold imaging): |
This subclass is indented under subclass 130. Subject matter wherein is provided an imaging layer between
a donor sheet and a receiver sheet that is structurally fracturable
in response to the combined effect of an applied electrical field
and exposure that provides a negative image on one of the sheets
and a positive image on the other.
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134 | . Having photoconductive toner: |
This subclass is indented under subclass 130. Subject matter wherein the photoconductive medium is in
the form of toner or particles.
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135 | . Ion modulation (e.g., screen): |
This subclass is indented under subclass 130. Subject matter wherein the photoconductive member is in
the form of a screen or grid or apertures and, after formation of
a latent image as per the class definition, serves to modulate the
flow of ions or charged particles to produce a similar or the same
latent image on a second member.
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136 | . Simultaneously with charge transfer: |
This subclass is indented under subclass 130. Subject matter wherein a latent electrostatic image in or
on a photoconductive member is transferred to or reproduced on a
separate second member, generally dielectric and in contact or separated
by a small gap, by conduction of electrical charges across the gap
or by direct transfer of charge between the members under the influence
of light in imagewise configuration, where one or both of the members
are precharged or a voltage is applied therebetween during imaging.
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137 | . Optical intermediate storage of original image: |
This subclass is indented under subclass 130. Subject matter wherein the original image is stored in a
light image memory in an optical component between the original
and photoconductive member.
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138 | . Operator adjusted density: |
This subclass is indented under subclass 130. Subject matter wherein a means or method is provided for
an operator to select or adjust the relative lightness or darkness
of a reproduced image.
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139 | . Formation of master, photocopy-printer: |
This subclass is indented under subclass 130. Subject matter wherein a toner image is formed and subsequently
used as the original for further reproduction.
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140 | . To produce microimage: |
This subclass is indented under subclass 130. Subject matter wherein formation of an electrophotographic
image is reproduced in miniature (e.g., microfilm or microfiche)
on a thin flexible cellulose material.
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141 | .. Film process head: |
This subclass is indented under subclass 140. Subject matter wherein an apparatus is provided for engaging
multiple frames of film at a time.
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142 | ... Development: |
This subclass is indented under subclass 141. Subject matter wherein a section of the film process head is directed to applying toner to a latent image. | |
143 | . Selectively positive or negative: |
This subclass is indented under subclass 130. Subject matter wherein method or apparatus is provided for
automatically or selectively producing either a positive copy (relative
light and dark portions are the same in original and copy) or a
negative copy (light and dark portions are reversed between original
and copy).
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144 | . Reader-printer |
This subclass is indented under subclass 130. Subject matter wherein an apparatus is provided for making
a full-size reproduction from a microfilm or microfiche original.
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145 | . Plural copies from same latent image: |
This subclass is indented under subclass 130. Subject matter wherein apparatus is provided for developing
the same electrostatic latent image more than one time to produce
plural copies.
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146 | . Contact exposure: |
This subclass is indented under subclass 130. Subject matter wherein an original and a photoconductive
member are adjacent or in close proximity to each other during exposure.
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147 | . Having overlayer: |
This subclass is indented under subclass 130. Subject matter wherein a separate film is provided between
a photoconductive member and a developing unit for indirect development
or development on a reverse side of a photosensitive sheet bearing
a latent image.
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148 | . Combined or plural functions by single component: |
This subclass is indented under subclass 130. Subject matter wherein a means or method is provided that
performs two or more electrophotographic functions (e.g., charging,
exposing, developing, transferring, fixing, and cleaning).
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149 | .. Development and cleaning: |
This subclass is indented under subclass 148. Subject matter wherein a single electrophotographic component
performs the functions of developing a latent image and cleaning
the photoconductive member.
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150 | ... Simultaneously: |
This subclass is indented under subclass 149. Subject matter wherein the single component performs the
developing and cleaning at the same time.
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151 | . Combined with scanning: |
This subclass is indented under subclass 130. Subject matter wherein one or more electrophotographic process
units (e.g., a charger) is attached to or integrated with a movable
scanning carriage for exposing the original.
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152 | . Simultaneous exposure and development: |
This subclass is indented under subclass 130. Subject matter wherein an apparatus is provided for developing
a latent image on a photoconductive member while it is being exposed in
image configuration.
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153 | . Simultaneous charging and exposure: |
This subclass is indented under subclass 130. Subject matter wherein an apparatus is provided for applying
a charge to the photoconductive member at the same time it is being exposed,
typically through an aperture in the frame of a corona charging
device.
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154 | . Having transfer of latent image: |
This subclass is indented under subclass 130. Subject matter wherein an apparatus is provided for transferring
an electrostatic latent image from one medium or substrate to another.
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155 | . Having reciprocating imaging member: |
This subclass is indented under subclass 130. Subject matter wherein the photoconductor moves in a back-and-forth motion during the electrophotographic process. | |
156 | . Having modification of latent image: |
This subclass is indented under subclass 130. Subject matter wherein an apparatus is provided for supplemental
charging or exposure of an electrostatic latent image.
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157 | .. To produce outline image: |
This subclass is indented under subclass 156. Subject matter wherein the modification of the latent image produces an outlined shape of the original image. | |
158 | . Display of developed image: |
This subclass is indented under subclass 130. Subject matter wherein a method or apparatus is provided
that allows a developed image to be observed that has not been fixed
or fused to a copy medium.
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159 | . Photoconductive member: |
This subclass is indented under subclass 130. Subject matter wherein a light responsive member has a particular
physical, electrical, or magnetic characteristic which enables the member
to change its (a) electrical resistivity or (b) conductivity or
(c) charge or (d) emissivity or (e) magnetic condition or (f) persistent internal
polarization upon exposure to radiant energy in the form of light.
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160 | .. Selection of image frame area: |
This subclass is indented under subclass 159. Subject matter wherein a means or method is provided for
positioning or locating an image area in relation to a point along
a rotational path.
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161 | .. Renewable layer: |
This subclass is indented under subclass 159. Subject matter wherein a means or method is provided for
advancing unused portions of a photoconductive member to an operative
position.
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162 | .. Belt: |
This subclass is indented under subclass 159. Subject matter wherein the photoconductive member is in
the form of a flexible web.
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163 | ... Having nonuniform motion: |
This subclass is indented under subclass 162. Subject matter wherein different portions of the photoconductive
belt move at various speeds.
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164 | ... Having backing support: |
This subclass is indented under subclass 162. Subject matter wherein a means or method is provided to
support a photoconductive belt at the point of engagement with an
operative component.
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165 | ... Alignment or tensioning: |
This subclass is indented under subclass 162. Subject matter wherein a means or method is provided for
restricting the tracking motion of the photoconductive belt.
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166 | .. Plate: |
This subclass is indented under subclass 159. Subject matter wherein the photoconductive member is in
the form of a plate or a sheet attached to a rectangular plate.
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167 | .. Drive apparatus: |
This subclass is indented under subclass 159. Subject matter wherein a driving arrangement is provided
that imparts motion to a photoconductive member.
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168 | . Charging: |
This subclass is indented under subclass 130. Subject matter wherein a method or apparatus is provided
that applies a voltage or current to a photoconductive member to
produce or remove an electrostatic charge potential.
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169 | .. Having selection of area to be charged: |
This subclass is indented under subclass 168. Subject matter wherein a means or method is provided for
limiting an electrical charge application to a selected area on
the photoconductive member.
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170 | .. Corona: |
This subclass is indented under subclass 168. Subject matter wherein a high voltage is applied to a conductor
(e.g., wire) which causes a current to flow to the member to be charged
by ionization of the air or gas surrounding the conductor.
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171 | ... Having grid: |
This subclass is indented under subclass 170. Subject matter wherein a screen or wire electrode is provided between the conductor (e.g., corona wire) and photoconductive member. | |
172 | ... Having case: |
This subclass is indented under subclass 170. Subject matter wherein a shield is placed around a corona arrangement. | |
173 | ... Needle type: |
This subclass is indented under subclass 170. Subject matter wherein the corona is produced by a pin electrode or electrodes. | |
174 | .. Contact: |
This subclass is indented under subclass 168. Subject matter wherein an electrical charge is applied to
a photoconductor by a contacting member.
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175 | ... Brush: |
This subclass is indented under subclass 174. Subject matter wherein the contact charger is brushlike
or fibrous.
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176 | ... Roller: |
This subclass is indented under subclass 174. Subject matter wherein the contact charger is a rotatable
cylinder.
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177 | . Exposure: |
This subclass is indented under subclass 130. Subject matter wherein a method or apparatus is provided
that conducts radiant energy in the form of light directly from
an original to an image-bearing member.
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178 | .. Formation of color separation images: |
This subclass is indented under subclass 177. Subject matter wherein a colored original is exposed to
a plurality of different colored lights to produce separation images.
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179 | ... To plural photoconductive members: |
This subclass is indented under subclass 178. Subject matter wherein color separation images are exposed to a plurality of photoconductive members. | |
180 | ... Having halftone screen: |
This subclass is indented under subclass 178. Subject matter wherein a means or method is provided that
reproduces an original image in lines, segments, or dots by enabling
an original to appear as if it were projected through a screen having
a lattice of parallel lines at a specified angle.
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181 | .. Halftone image: |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided that
reproduces an original image in lines, segments, or dots.
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182 | .. Having image editing: |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided that
allows a particular or selected area of an original image to be
modified or reproduced.
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183 | ... Selectable area: |
This subclass is indented under subclass 182. Subject matter wherein a means or method is provided that
designates a specific portion of an original image to be edited.
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184 | .... Color: |
This subclass is indented under subclass 183. Subject matter wherein a means or method is provided for
selecting the color developer material being applied to a selected
portion of an image-bearing member to produce a copy having a different
color than the original.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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185 | .... Touch pad: |
This subclass is indented under subclass 183. Subject matter wherein a pressure sensitive surface is used
to input the area of the original to be selected.
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186 | ... Details of erase light: |
This subclass is indented under subclass 182. Subject matter wherein an illumination is applied to remove
charge from a latent image by an array of individually controllable
light sources.
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187 | ... Edge or interframe erase: |
This subclass is indented under subclass 182. Subject matter wherein an illumination is applied to remove
an electrostatic charge from an area corresponding to a border of
an original image.
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188 | .... Copy blank leading edge: |
This subclass is indented under subclass 187. Subject matter wherein the charge-removing illumination
is operated to produce a front portion free of toner on a copy medium.
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189 | .... Cover position: |
This subclass is indented under subclass 187. Subject matter wherein the charge-removing illumination is operated in response to detection of the position of a cover member. | |
190 | .... Variable size: |
This subclass is indented under subclass 187. Subject matter wherein the charge-removing illumination
is applied to a region that is changeable in size.
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191 | .... Using exposure light: |
This subclass is indented under subclass 187. Subject matter wherein the charge-removing illumination is light emitted from a light source that also exposes an original. | |
192 | .... Side edge lamps: |
This subclass is indented under subclass 187. Subject matter wherein the charge-removing illumination is provided by an erase light source that is positioned at the lateral sides of the photoconductive member. | |
193 | .. Binding offset: |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided for
shifting the position of an image with respect to a copy medium.
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194 | .. Composite: |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided that
reproduces exposures of several documents or portions thereof onto
one copy medium as one image.
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195 | .. Generating paper feed signal: |
This subclass is indented under subclass 177. Subject matter wherein a copy medium actuation or control
signal is produced by a moving original or optical component (e.g.,
scanning carriage).
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196 | .. Variable magnification: |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided for
selectively producing a copy in more than one magnification ratio.
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197 | ... Having calculation: |
This subclass is indented under subclass 196. Subject matter wherein a means or method is provided that
calculates the magnification ratio.
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198 | ... Exposure adjustment: |
This subclass is indented under subclass 196. Subject matter wherein a means or method is provided for
varying an amount of light reaching a photoconductive member to
compensate for the change in magnification.
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199 | ... Additional lens: |
This subclass is indented under subclass 196. Subject matter wherein copy magnification is varied through
an alternative optical component that focuses light by refraction.
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200 | ... Having scanning modification: |
This subclass is indented under subclass 196. Subject matter wherein copy magnification is varied by changing
the movement of a sweeping exposure.
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201 | .... Lens positioning: |
This subclass is indented under subclass 200. Subject matter wherein copy magnification is varied by moving the location of an optical component that focuses light by refraction. | |
202 | .... Mirror or scanning carriage positioning: |
This subclass is indented under subclass 200. Subject matter wherein an optical component that reflects light is repositioned to compensate for a change in magnification. | |
203 | .. Selective or convertible: |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided that
selectively operates among different exposure configurations.
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204 | .. Two-up copying: |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided for
separately exposing two originals on a platen.
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205 | .. Having reference position (relative positioning): |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided for movement of an optical component with relative positioning to a corresponding location for an original or photoconductive member. | |
206 | .. Slit exposure: |
This subclass is indented under subclass 177. Subject matter wherein a portion of an original image is
projected onto a photoconductive member continuously from one end
of an original to the other until the entire original is exposed.
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207 | ... Diaphragm, shutter, shading board: |
This subclass is indented under subclass 206. Subject matter wherein a means or method is provided between
an original and a photoconductive member for regulating or adjusting
the cross-sectional area of the light reaching the photoconductive
member.
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208 | ... Speed or acceleration control: |
This subclass is indented under subclass 206. Subject matter wherein a means or method is provided for
regulating a velocity of a drive component involved in exposing
an original.
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209 | ... Variable scanning (e.g., length): |
This subclass is indented under subclass 206. Subject matter wherein a means or method is provided for
changing the distance moved by a platen or a scanning carriage.
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210 | ... Damping or braking: |
This subclass is indented under subclass 206. Subject matter wherein a means or method is provided for
stopping the motion of a scanning carriage.
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211 | ... Scanning carriage parallel to original: |
This subclass is indented under subclass 206. Subject matter wherein a means or method is provided for
scanning an original by moving a light source or reflective apparatus
in parallel to a flat original.
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212 | .... Having half-rate carriage: |
This subclass is indented under subclass 211. Subject matter wherein a reflector for directing light from
an original to a photoconductive member is provided on a member
moving in coordination with the scanning carriage and at one-half
the speed thereof.
| |||
213 | ... Movable platen: |
This subclass is indented under subclass 206. Subject matter wherein a holder for an original moves relative
to the optical system.
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214 | .... Lock or clamp: |
This subclass is indented under subclass 213. Subject matter wherein a means or method is provided for restraining the movement of the platen. | |
215 | ... By conveying original: |
This subclass is indented under subclass 206. Subject matter wherein a means or method is provided for
transporting an original past a stationary optical system.
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216 | ... By pivoting mirror: |
This subclass is indented under subclass 206. Subject matter wherein a means or method is provided for
rotating a reflective apparatus about a stationary pivot point for
scanning an original.
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217 | .. Full frame exposure (entire original at once): |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided for
exposing the entire original at one time.
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218 | .. Lens: |
This subclass is indented under subclass 177. Subject matter wherein a particular optical component which
focuses light by refraction is used during the exposure process.
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219 | .. Fiber optics: |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided for
conveying light from an original image through a particular configuration
of glass or plastic fibers to a photoconductive member.
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220 | .. Light source: |
This subclass is indented under subclass 177. Subject matter wherein a means or method is provided for
emitting light to illuminate an original.
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221 | ... Modifier (e.g., reflector, filter): |
This subclass is indented under subclass 220. Subject matter wherein a means or method is provided between
a light source and an original for changing the emitted light.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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222 | . Development: |
This subclass is indented under subclass 130. Subject matter wherein an apparatus is provided for making
visible a latent image by the application of developer material.
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223 | .. Plural diverse (e.g., color): |
This subclass is indented under subclass 222. Subject matter wherein more than one color of developer
material is provided for developing one or more latent images.
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224 | ... Adding toner: |
This subclass is indented under subclass 223. Subject matter wherein developer materials of different
colors are added separately to an applicator or applicators.
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225 | ... Single applicator: |
This subclass is indented under subclass 223. Subject matter wherein an individual applicator selectively or sequentially applies developer material of different colors. | |
226 | ... Plural applicators single position: |
This subclass is indented under subclass 223. Subject matter wherein a plurality of applicators are exchangeable in relation to a single developing position. | |
227 | .... Rotary type: |
This subclass is indented under subclass 226. Subject matter wherein the plurality of applicators revolve about a common axis. | |
228 | ... Selectively active: |
This subclass is indented under subclass 223. Subject matter wherein an arrangement is provided for activating
an applicator from a plurality of applicators that are all in developing positions
for applying colored developer material.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||||
229 | .... By magnetic means: |
This subclass is indented under subclass 228. Subject matter wherein the selective activation means includes a magnetic member. | |
230 | .... By diverting toner: |
This subclass is indented under subclass 228. Subject matter wherein the selective activation means includes changing or stopping the flow of developing material. | |
231 | ... Toner images overlapped: |
This subclass is indented under subclass 223. Subject matter wherein a second or subsequent toner image
is developed on the previously developed image(s).
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232 | .... Opposite polarity: |
This subclass is indented under subclass 231. Subject matter wherein the overlapped toner image is of
a different polarity then the previous latent image or toner charge
polarity.
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233 | ... Liquid: |
This subclass is indented under subclass 223. Subject matter wherein a latent image is developed with
different color liquid developer material.
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234 | .. Development prevention: |
This subclass is indented under subclass 222. Subject matter wherein means or method is provided for restraining
the flow of toner to prevent unwanted development (e.g., nonimage
areas).
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235 | ... Bias voltage: |
This subclass is indented under subclass 234. Subject matter wherein an electrical potential prevents
unwanted toner from being applied.
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236 | .. Applicator speed: |
This subclass is indented under subclass 222. Subject matter wherein a driving arrangement is provided
that sets or regulates a velocity at which developer is applied
to developing means.
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237 | .. Liquid development: |
This subclass is indented under subclass 222. Subject matter wherein a liquid developer is applied to
render the latent image visible.
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238 | ... Having dispensing: |
This subclass is indented under subclass 237. Subject matter wherein liquid toner is supplied or transported
to an apparatus for applying toner.
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239 | ... Application member (e.g., roller, belt): |
This subclass is indented under subclass 237. Subject matter wherein an apparatus is provided for applying
the liquid developer material to a latent image.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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240 | .... Having applied bias: |
This subclass is indented under subclass 239. Subject matter wherein the application member is maintained
at a predetermined electrical potential to aid in or influence the
development.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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241 | ... Having electrode: |
This subclass is indented under subclass 237. Subject matter wherein a bias voltage is provided to influence
the attraction of liquid developer material to a latent image-bearing member.
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242 | .... Sequential: |
This subclass is indented under subclass 241. Subject matter wherein the electrode is in the form of a plurality of sections or elements which each affects the development in turn. | |
243 | .... Flexible: |
This subclass is indented under subclass 241. Subject matter wherein the electrode is pliant. | |
244 | .... Screen: |
This subclass is indented under subclass 241. Subject matter wherein the electrode is a wire mesh or a plate with holes therethrough. | |
245 | .... Self-cleaning: |
This subclass is indented under subclass 241. Subject matter wherein an arrangement is provided for maintaining
the electrode free from excessive deposits of liquid developer material.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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246 | ... Sprayed: |
This subclass is indented under subclass 237. Subject matter wherein the liquid developer material is
forced under pressure onto a latent image-bearing member.
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247 | .... Fountain: |
This subclass is indented under subclass 246. Subject matter wherein the liquid developer material is pumped against the force of gravity to a point where it contacts a latent image-bearing member and subsequently flows into a drainage outlet. | |
248 | ... Immersion: |
This subclass is indented under subclass 237. Subject matter wherein a latent image-bearing member is
passed through a pool of the liquid developer material.
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249 | ... Removing excess developer (e.g., squeegee): |
This subclass is indented under subclass 237. Subject matter wherein an arrangement is provided for removing
excess liquid developer material from a developed image before transfer.
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250 | ... Liquid carrier condensation: |
This subclass is indented under subclass 237. Subject matter wherein liquid developer material is condensed
to recover the liquid carrier material.
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251 | ... Drying (e.g., warming, heating): |
This subclass is indented under subclass 237. Subject matter wherein an arrangement is provided for removing
liquid carrier moisture content from a copy medium.
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252 | .. Dry development: |
This subclass is indented under subclass 222. Subject matter wherein a dry developer material is applied
to render the latent image visible.
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253 | ... Conditioning of toner: |
This subclass is indented under subclass 252. Subject matter wherein an arrangement is provided for treating
impurities or unwanted effects and properties of dry developer material.
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254 | ... Mixing: |
This subclass is indented under subclass 252. Subject matter wherein the dry developer material is stirred
or agitated in a developing unit.
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255 | .... Having new toner: |
This subclass is indented under subclass 254. Subject matter wherein additional new developer material
is mixed with developer material in the developing unit.
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256 | .... Auger: |
This subclass is indented under subclass 254. Subject matter wherein the mixing is provided by a rotating
spiral member.
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257 | ... Purging: |
This subclass is indented under subclass 252. Subject matter wherein an arrangement is provided for removing
dry developer material from the developing device.
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258 | ... Supplying new toner: |
This subclass is indented under subclass 252. Subject matter wherein an arrangement is provided for supplying
unused dry developer from a supply hopper to a sump.
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259 | .... Diverse (e.g., carrier and toner): |
This subclass is indented under subclass 258. Subject matter wherein an arrangement is provided for supplying
plural types (not color) or components of developer material.
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260 | .... Metering (regulating, gate, discharge ports): |
This subclass is indented under subclass 258. Subject matter wherein an arrangement is provided for controlling
the amount of dispensed toner.
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261 | .... Vibration: |
This subclass is indented under subclass 258. Subject matter wherein an arrangement is provided for dispensing toner by shaking its container. | |
262 | .... Cartridge: |
This subclass is indented under subclass 258. Subject matter wherein an arrangement is provided for a
removable container that holds and dispenses dry developer material.
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263 | ..... Having internal rotary member: |
This subclass is indented under subclass 262. Subject matter wherein the removable cartridge provides
an arrangement for stirring or mixing the dry developer material.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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264 | ... Removing excess developer: |
This subclass is indented under subclass 252. Subject matter wherein an arrangement is provided for removing
surplus dry developer material or carrier particles from a developed image.
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265 | ... Application member: |
This subclass is indented under subclass 252. Subject matter wherein an apparatus is provided for transporting
dry developer material to a position where it is attracted to a
latent image by an electrostatic force.
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266 | .... Having cloud-forming application: |
This subclass is indented under subclass 265. Subject matter wherein an alternating current electrode
or magnetic field generating member creates a nebulous mass of toner
between the application member and the latent image.
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267 | .... Magnetic brush: |
This subclass is indented under subclass 265. Subject matter wherein the application member aligns the
dry developer material by its magnetic field in the form of a brushlike
configuration.
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268 | ..... Having sheet guide: |
This subclass is indented under subclass 267. Subject matter wherein an arrangement is provided for positioning a latent image-bearing copy medium in relation to a magnetic brush developing device. | |
269 | ..... Plural: |
This subclass is indented under subclass 267. Subject matter wherein two or more magnetic brushes apply dry developer material to a latent image. | |
270 | ..... Having applied bias: |
This subclass is indented under subclass 267. Subject matter wherein the magnetic brush is maintained
at a predetermined electrical potential to aid in or influence the
development.
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271 | ...... Auxiliary electrode: |
This subclass is indented under subclass 270. Subject matter wherein a developing bias is applied to a member separate from and in addition to the magnetic brush. | |
272 | ..... Loading: |
This subclass is indented under subclass 267. Subject matter wherein an arrangement is provided for applying
dry developer material onto the magnetic brush.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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273 | ..... Unloading (e.g., scraper): |
This subclass is indented under subclass 267. Subject matter wherein an arrangement is provided for removing
dry developer material from the magnetic brush after development.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
274 | ..... Regulating (e.g., doctor): |
This subclass is indented under subclass 267. Subject matter wherein an arrangement is provided for leveling
or removing excess dry developer material on the magnetic brush before
applying it to a latent image-bearing member.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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275 | ...... Having stationary magnet: |
This subclass is indented under subclass 274. Subject matter wherein the regulating member is a magnetic
brush having a fixed (i.e., nonrotating) magnet structure.
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276 | ..... Sleeve: |
This subclass is indented under subclass 267. Subject matter wherein the magnetic brush is surrounded
by a nonmagnetic shell.
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277 | ..... Magnet: |
This subclass is indented under subclass 267. Subject matter wherein the magnet structure has a particular
construction, orientation, or strength.
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278 | ...... Web or belt: |
This subclass is indented under subclass 277. Subject matter wherein the magnetic brush applicator is in the form of a web or belt. | |
279 | .... Roller: |
This subclass is indented under subclass 265. Subject matter wherein the application member is a rotatable
cylinder.
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280 | ..... Having eccentric film: |
This subclass is indented under subclass 279. Subject matter wherein the roller is surrounded with a thin, flexible member of larger circumference than the roller used for applying the dry developer material to a latent image-bearing member. | |
281 | ..... Loading: |
This subclass is indented under subclass 279. Subject matter wherein an arrangement is provided for applying
dry developer material onto the roller.
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282 | ...... By magnetic brush: |
This subclass is indented under subclass 281. Subject matter wherein the loading is by a member that conveys
or aligns developer material in its magnetic field.
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283 | ..... Unloading (e.g., scraper): |
This subclass is indented under subclass 279. Subject matter wherein an arrangement is provided for removing
dry developer material from the roller after development.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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284 | ..... Regulating (e.g., doctor): |
This subclass is indented under subclass 279. Subject matter wherein an arrangement is provided for leveling
or removing excess dry developer material on the roller before applying
it to a latent image-bearing member.
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285 | ..... Having applied bias: |
This subclass is indented under subclass 279. Subject matter wherein the roller is maintained at a predetermined
electrical potential to aid in or influence the development.
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286 | ..... Details: |
This subclass is indented under subclass 279. Subject matter wherein the roller consists of a specific
composition or of specific surface properties.
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287 | .... Fiber brush: |
This subclass is indented under subclass 265. Subject matter wherein the application member is a fibrous
brush.
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288 | .... Web or belt: |
This subclass is indented under subclass 265. Subject matter wherein the application member is a broad,
continuous flat surface.
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289 | ... Having field curtain: |
This subclass is indented under subclass 252. Subject matter wherein toner (developing material) is transported
by an alternating electric field.
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290 | ... Powder cloud: |
This subclass is indented under subclass 252. Subject matter wherein the development is by a nebulous
mass of toner particles finely dispersed in a body of gas.
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291 | .... Having electrode: |
This subclass is indented under subclass 290. Subject matter wherein the powder cloud arrangement uses
a conductor with an applied bias to aid in or influence development.
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292 | ... Fluidized bed: |
This subclass is indented under subclass 252. Subject matter wherein the development is by an agitated
pool of dry developer material.
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293 | .... Having electrode: |
This subclass is indented under subclass 292. Subject matter wherein the fluidized bed arrangement uses
a conductor with an applied bias to aid in or influence development.
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294 | ... Cascade: |
This subclass is indented under subclass 252. Subject matter wherein the development is by dry developer
material either poured or allowed to fall under the influence of
gravity onto the latent image.
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295 | .... Having electrode: |
This subclass is indented under subclass 294. Subject matter wherein the cascade arrangement uses a conductor
with an applied bias to aid in or influence development.
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296 | . Treatment of developed image prior to transfer: |
This subclass is indented under subclass 130. Subject matter wherein an apparatus is provided that charges,
exposes, applies pressure to the toner, or otherwise aids in the
transfer of a developed toner image.
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297 | . Transfer: |
This subclass is indented under subclass 130. Subject matter wherein an apparatus is provided for transferring
a developed image from an image-bearing member to another medium or
surface.
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298 | .. Color: |
This subclass is indented under subclass 297. Subject matter wherein an arrangement is provided for either
sequentially or simultaneously transferring a developed image having
two or more different colors from one surface to another.
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299 | ... From plural photoconductive members (e.g.,drums): |
This subclass is indented under subclass 298. Subject matter wherein the transfer is from more than one
discrete image-bearing member (e.g., plural photoconductive drums).
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300 | ... From multiple positions: |
This subclass is indented under subclass 298. Subject matter wherein an arrangement is provided for receiving
toner images from two or more different positions of an image-bearing member.
SEE OR SEARCH CLASS:
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301 | ... Registration: |
This subclass is indented under subclass 298. Subject matter wherein an arrangement is provided for producing
correct alignment of the overlapped or superposed multiple toner images.
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302 | ... By intermediate transfer member: |
This subclass is indented under subclass 298. Subject matter wherein an arrangement is provided for transferring
a developed color image to an intermediary surface or medium before transferring
it to a final medium.
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303 | ... Copy medium carrier (e.g., drum or belt): |
This subclass is indented under subclass 298. Subject matter wherein an arrangement is provided for transporting
a copy medium to a single transfer position a plurality of times
for receiving a toner image each time.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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304 | .... Having gripper: |
This subclass is indented under subclass 303. Subject matter wherein an arrangement is provided for attaching
a copy medium to the drum or belt.
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305 | ..... Vacuum or pneumatic: |
This subclass is indented under subclass 304. Subject matter wherein the attachment is by suction or forced
air.
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306 | .. From plural photoconductive members (e.g., duplex): |
This subclass is indented under subclass 297. Subject matter wherein an image is transferred from multiple
discrete photoconductive members onto both sides of a copy medium.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
307 | .. Having simultaneous fixing: |
This subclass is indented under subclass 297. Subject matter wherein the toner image is permanently attached
to the copy medium at the same time it is transferred.
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308 | .. By intermediate transfer member: |
This subclass is indented under subclass 297. Subject matter wherein an arrangement is provided for transferring
a developed image to an intermediary surface or medium before transferring
it to a final medium.
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309 | ... To produce duplex: |
This subclass is indented under subclass 308. Subject matter wherein an arrangement is provided for transferring
developed images to both sides of a copy medium where at least one
side is transferred from an intermediate member.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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310 | .. Electrostatic: |
This subclass is indented under subclass 297. Subject matter wherein the transfer is induced by an electrical
potential, voltage, or current.
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311 | ... Corona: |
This subclass is indented under subclass 310. Subject matter wherein the potential, voltage, or current
is caused by ionization of the air or gas surrounding a conductor.
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312 | .... Having belt transporting copy: |
This subclass is indented under subclass 311. Subject matter wherein a flat, broad, continuous web or
belt is provided for carrying the recording medium through the transfer
position.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
313 | ... Roller or belt: |
This subclass is indented under subclass 297. Subject matter wherein the electrostatic force for causing
(inducing) transfer is applied to (a) a drumlike cylinder or (b)
a flat, broad, continuous web or belt.
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314 | ... Having applied bias: |
This subclass is indented under subclass 310. Subject matter wherein a specific voltage or current is
used to cause the transfer.
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315 | ... Having discharger (e.g., separation): |
This subclass is indented under subclass 310. Subject matter wherein an arrangement is provided for removing
charge imparted to a copy medium by the transfer.
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316 | ... Having copy medium guide: |
This subclass is indented under subclass 310. Subject matter wherein an arrangement is provided for guiding or positioning a copy medium during the transfer. | |
317 | .... Retractable: |
This subclass is indented under subclass 316. Subject matter wherein an arrangement is provided for a
transferring member to move a copy medium away from an image-bearing member.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
318 | .. By pressure: |
This subclass is indented under subclass 297. Subject matter wherein an arrangement is provided for exerting
pressure to cause a developed image to transfer to a copy medium.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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319 | .. Vibration: |
This subclass is indented under subclass 297. Subject matter wherein an arrangement is provided for using
an oscillating or vibrating motion to transfer a developed image
onto a copy medium.
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320 | . Fixing (e.g., fusing): |
This subclass is indented under subclass 130. Subject matter wherein an apparatus is provided that causes
a toner image to be permanently attached to a copy medium or substrate.
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321 | .. Color: |
This subclass is indented under subclass 320. Subject matter wherein a copying apparatus is provided that
fixes two or more different color toners.
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322 | .. Having copy-handling during fixing: |
This subclass is indented under subclass 320. Subject matter wherein an arrangement is provided for transporting,
guiding, or manipulating a copy medium during fixing.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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323 | ... Stripping: |
This subclass is indented under subclass 322. Subject matter wherein an arrangement is provided for separating
a copy medium from a fixing member or preventing the copy medium from
wrapping around the fixing member.
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324 | .. Offset prevention: |
This subclass is indented under subclass 320. Subject matter wherein an arrangement is provided for preventing
developer material from adhering to a fixing member.
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325 | ... Parting agent applicator: |
This subclass is indented under subclass 324. Subject matter wherein an arrangement is provided that applies
an anti-offset to a fixing member.
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326 | .... Cleaning member: |
This subclass is indented under subclass 325. Subject matter wherein the parting agent is applied by a
member that cleans the fixing member.
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327 | .. Cleaning of fixing member: |
This subclass is indented under subclass 320. Subject matter wherein an arrangement is provided for removal
of developer material or other contaminants from a fixing member.
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328 | .. By heat and pressure: |
This subclass is indented under subclass 320. Subject matter wherein the fixing is performed by simultaneously
applying thermal energy and force.
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329 | ... Continuous web: |
This subclass is indented under subclass 328. Subject matter wherein a belt member moves with the toner image during the application of heat and pressure. | |
330 | ... Heated roller: |
This subclass is indented under subclass 328. Subject matter wherein pressure is applied between a heated
drum member and a member providing backing support.
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331 | .... Pressure rollers: |
This subclass is indented under subclass 330. Subject matter wherein pressure is applied between a pair
of roller members.
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332 | ..... Cyclically (e.g., with movement of copy): |
This subclass is indented under subclass 331. Subject matter wherein the fixing arrangement opens and
closes at the point of contact with the movement of the copy medium
therethrough.
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333 | .... Composition or layers: |
This subclass is indented under subclass 330. Subject matter wherein the heat or pressure member has a
specific construction or surface property.
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334 | .... Axial heat distribution: |
This subclass is indented under subclass 330. Subject matter wherein the heat is differentially applied
along its center axis.
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335 | .. By heat: |
This subclass is indented under subclass 320. Subject matter wherein the fixing is performed by applying
thermal energy.
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336 | ... Radiant, infrared, or microwave: |
This subclass is indented under subclass 335. Subject matter wherein the thermal energy is in the form
of radiant heat or the thermal energy is produced by radio frequency
heating.
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337 | .... Coordinated with sheet movement: |
This subclass is indented under subclass 336. Subject matter wherein the heating element is activated
when a copy medium is moved to an operative position of the fixing
unit.
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338 | ... Contact: |
This subclass is indented under subclass 335. Subject matter wherein the thermal energy is applied by
a member in contact with the copy medium.
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339 | .. By pressure (without heat): |
This subclass is indented under subclass 320. Subject matter wherein the fixing is performed by applying
force.
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340 | .. By solvent: |
This subclass is indented under subclass 320. Subject matter wherein the fixing is performed by applying
solvent.
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341 | .. Having treatment of image: |
This subclass is indented under subclass 320. Subject matter wherein an arrangement is provided for applying
a process to or on the fused image which enhances, modifies, or
protects the copy.
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342 | ... Lamination: |
This subclass is indented under subclass 341. Subject matter wherein treatment of the fixed image is by
applying an overlayer of transparent material.
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343 | CLEANING OF IMAGING SURFACE: |
This subclass is indented under the class definition. Subject matter wherein an apparatus is provided that removes
developing material from an imaging surface after an image is transferred.
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344 | . Color: |
This subclass is indented under subclass 343. Subject matter wherein an arrangement is provided for separately
handling or treating differently colored removed toners.
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345 | . Retractable cleaning arrangement: |
This subclass is indented under subclass 343. Subject matter wherein the cleaning arrangement is disengaged from an image surface during noncleaning. | |
346 | . Including lubricant: |
This subclass is indented under subclass 343. Subject matter wherein the cleaning arrangement includes
applying a lubricant to the image surface.
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347 | . Abrasion or film removal: |
This subclass is indented under subclass 343. Subject matter wherein an abrasive agent polishes, grinds, or removes material from an image surface during cleaning. | |
348 | . Removing liquid developer: |
This subclass is indented under subclass 343. Subject matter wherein the cleaning arrangement removes
a liquid developer material from an imaging surface.
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349 | . Plural diverse: |
This subclass is indented under subclass 343. Subject matter wherein the cleaning arrangement consists
of more than one type of apparatus to clean the imaging surface.
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350 | . Blade: |
This subclass is indented under subclass 343. Subject matter wherein the cleaning arrangement is a blade
used to scrape developer material off an imaging surface.
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351 | .. Having holder: |
This subclass is indented under subclass 350. Subject matter wherein the blade is held in place by, or set to rest upon, a support member. | |
352 | . Web: |
This subclass is indented under subclass 343. Subject matter wherein the cleaning arrangement is a belt
or cloth used to remove developer material from an imaging surface.
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353 | . Fibrous brush: |
This subclass is indented under subclass 343. Subject matter wherein the cleaning arrangement is a fibrous
brush used to brush off developer material from an imaging surface.
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354 | .. Having applied voltage: |
This subclass is indented under subclass 353. Subject matter wherein the fibrous brush includes an applied
electrical potential or current.
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355 | .. Having forced air (e.g., vacuum): |
This subclass is indented under subclass 353. Subject matter wherein the fibrous brush includes a forced
air flow arrangement to capture developer material.
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356 | . Magnetic: |
This subclass is indented under subclass 343. Subject matter wherein the cleaning arrangement uses a magnetic
field to remove or assist in the removal of developer material.
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357 | . Roller: |
This subclass is indented under subclass 343. Subject matter wherein the cleaning arrangement uses a roller
to remove developer material from an imaging surface.
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358 | . Having handling of removed material: |
This subclass is indented under subclass 343. Subject matter wherein an arrangement is provided for transporting
or holding the removed developer material.
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359 | .. Recycled to developing: |
This subclass is indented under subclass 358. Subject matter wherein an arrangement is provided for returning
removed toner to a developing unit to be reused.
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360 | .. Having storage: |
This subclass is indented under subclass 358. Subject matter wherein the cleaning arrangement provides
for containing the developer material after removal from an imaging
surface.
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361 | DOCUMENT HANDLING: |
This subclass is indented under the class definition. Subject matter wherein a method or apparatus is provided
that feeds, inverts, stacks, sorts, collates, conveys, delivers,
or manipulates a recorded carrier of any kind having an image in
any form thereon.
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362 | . Book copying: |
This subclass is indented under subclass 361. Subject matter wherein an arrangement is provided for an
opened book to lay in close contact with a platen.
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363 | . Original and copy: |
This subclass is indented under subclass 361. Subject matter wherein the document handling involves a
particular processing of both the original and copy medium.
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364 | .. Duplex: |
This subclass is indented under subclass 363. Subject matter wherein an arrangement is provided that handles
an original and a copy medium to produce an image on both sides
of the copy medium.
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365 | . Original: |
This subclass is indented under subclass 361. Subject matter wherein an arrangement is provided that handles
an original document to be reproduced.
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366 | .. Unauthorized copy prevention: |
This subclass is indented under subclass 365. Subject matter wherein a property or condition of the original
prevents a copy from being made thereof.
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367 | .. Automatic document feeder: |
This subclass is indented under subclass 365. Subject matter wherein an original is automatically moved
up to the exposure position and out.
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368 | ... Plural originals simultaneously: |
This subclass is indented under subclass 367. Subject matter wherein a plurality of originals are simultaneously
fed into the exposure position.
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369 | ... Plural document holders: |
This subclass is indented under subclass 367. Subject matter wherein the original document is selectively fed from more than one document holder. | |
370 | ... Having size detection: |
This subclass is indented under subclass 367. Subject matter wherein the size of the original is detected
by a detection device in the automatic document feeder.
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371 | ... Having position detection: |
This subclass is indented under subclass 367. Subject matter wherein the presence, position, or location of an original is detected by a detection device in the automatic document feeder. | |
372 | ... Registration: |
This subclass is indented under subclass 367. Subject matter wherein the original is positioned or its movement timed within the automatic document feeder before being subjected to the exposure operation. | |
373 | ... Recirculating: |
This subclass is indented under subclass 367. Subject matter wherein an original is returned to the same document holder after being exposed. | |
374 | ... Copying both sides of original: |
This subclass is indented under subclass 367. Subject matter wherein an original is inverted in order
to expose both sides of the original (i.e., duplex).
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375 | ... For continuous or fanfold paper: |
This subclass is indented under subclass 367. Subject matter wherein an original is in the form of a continuous
substrate or rolled strip or web.
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376 | .. Having detection of size: |
This subclass is indented under subclass 365. Subject matter wherein a detection device on a document
tray, platen, or path provides an indication of the dimensions of
an original.
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377 | .. Holder: |
This subclass is indented under subclass 365. Subject matter wherein an arrangement is provided for supporting
an original before, during, and after exposure.
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378 | ... Film (e.g., transparency): |
This subclass is indented under subclass 377. Subject matter wherein the original is a thin, flexible cellulose member. | |
379 | ... Platen: |
This subclass is indented under subclass 377. Subject matter wherein an arrangement is provided for a backing structure against which an exposure device illuminates an original. | |
380 | .... Having cover: |
This subclass is indented under subclass 379. Subject matter wherein an arrangement is provided for an overlay structure that holds an original in place. | |
381 | . Copy: |
This subclass is indented under subclass 361. Subject matter wherein an arrangement is provided that handles
the medium that receives a duplication of an original.
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382 | .. Interleaving (e.g., cover or partitioning sheet): |
This subclass is indented under subclass 381. Subject matter wherein an arrangement is provided for inserting divider sheets between selected copy media. | |
383 | .. Plural copies (from same original): |
This subclass is indented under subclass 381. Subject matter wherein an arrangement is provided that handles two or more copies of an original. | |
384 | .. Continuous (e.g., roll, fanfold): |
This subclass is indented under subclass 381. Subject matter wherein a copy medium is a continuous substrate,
strip, or web of rolled stock material.
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385 | ... Having cutting: |
This subclass is indented under subclass 384. Subject matter wherein an arrangement is provided for severing
the copy medium from stock material.
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386 | .... In response to detection of original: |
This subclass is indented under subclass 385. Subject matter wherein the severing position is determined
by sensing the size or some other attribute of the original.
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387 | .... Length adjustment: |
This subclass is indented under subclass 385. Subject matter wherein an arrangement is provided for adjusting
the length of the copy medium by a human operator.
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388 | .. Feeding to transfer position: |
This subclass is indented under subclass 381. Subject matter wherein the copy medium is transported to
a transfer position.
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389 | ... Having detection of size or type: |
This subclass is indented under subclass 388. Subject matter wherein a document tray or holder provides
an indication of the dimensions of a copy medium or indicates the
type of the copy medium.
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390 | ... Having treatment of copy medium: |
This subclass is indented under subclass 388. Subject matter wherein the copy medium is treated prior
to reaching the transfer area.
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391 | ... Plural copy medium sources: |
This subclass is indented under subclass 388. Subject matter wherein an arrangement is provided for feeding
copy medium from plural input sources into the transfer position.
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392 | .... Manual feed: |
This subclass is indented under subclass 391. Subject matter wherein an arrangement is provided for feeding copy medium directly into an input source (prior to transfer position) by a human operator. | |
393 | ... Copy medium input tray: |
This subclass is indented under subclass 388. Subject matter wherein an arrangement is provided for feeding
copy medium from an input source into the transfer position.
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394 | ... In registration with image: |
This subclass is indented under subclass 388. Subject matter wherein the conveyance of the copy medium
is altered in order to feed the copy medium in registration with
the latent image directly or indirectly in accordance with the conveyance
of the original.
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| |||||
395 | .... Skew correction: |
This subclass is indented under subclass 394. Subject matter wherein the conveyance of the copy medium is altered in direction to correct the relationship between the image and the copy medium. | |
396 | .... Speed control of conveyance: |
This subclass is indented under subclass 394. Subject matter wherein the alteration is to the velocity of transport. | |
397 | .. Delivering from transfer position: |
This subclass is indented under subclass 381. Subject matter wherein an arrangement is provided for transporting
the copy medium after is has passed the transfer position.
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398 | ... Stripping from photoconductive member: |
This subclass is indented under subclass 397. Subject matter wherein an apparatus is provided that actively
separates a copy medium from a photoconductive member.
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399 | .... Claw: |
This subclass is indented under subclass 398. Subject matter wherein a grasping curved structure is provided
that strips a copy medium from a photoconductive member.
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400 | ... To fixing (e.g., fuser): |
This subclass is indented under subclass 397. Subject matter wherein an apparatus is provided that delivers
a copy medium with a transferred toner image to a fuser position.
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401 | ... Re-fed for additional image: |
This subclass is indented under subclass 397. Subject matter wherein the copy medium is transported back
to the transfer position for a second or subsequent time.
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402 | .... Having intermediate storage: |
This subclass is indented under subclass 401. Subject matter wherein a copy medium is temporarily stored prior to an additional image being transferred to the copy medium. | |
403 | ... Having collating: |
This subclass is indented under subclass 397. Subject matter wherein a plurality of the same or different
copy medium are arranged into a plurality of different locations
according to a predetermined, informative, or significant order.
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404 | ... Having offset stacking: |
This subclass is indented under subclass 397. Subject matter wherein the copy medium is gathered and delivered
through an output from the transfer position in an uneven arrangement.
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405 | ... Discharge of copy (e.g., exit tray): |
This subclass is indented under subclass 397. Subject matter wherein an arrangement is provided for supporting
a copy that is delivered to an output device.
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406 | ... Curl correction: |
This subclass is indented under subclass 397. Subject matter wherein a copy is delivered to an output
device that prevents the copy from curling up at the edges.
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407 | ... Post-processing: |
This subclass is indented under subclass 397. Subject matter wherein a copy or copies receive further
treatment after copying is complete.
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408 | .... Having binding: |
This subclass is indented under subclass 407. Subject matter wherein an arrangement is provided for attaching together a plurality of copy medium or sheets. | |
409 | ..... By toner: |
This subclass is indented under subclass 408. Subject matter wherein developing material is used as an
adhesive to attach together a plurality of copy media or sheets.
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410 | ..... By staple: |
This subclass is indented under subclass 408. Subject matter wherein an arrangement is provided for driving
a thin piece of wire through a plurality of copy media or sheets
that will secure or bind the copy media or sheets together.
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411 | MISCELLANEOUS: |
This subclass is indented under the class definition. Subject matter wherein an arrangement that has not been provided for in the previous subclasses is provided herein. | |
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
This subclass has no definition. | |