Class 177: WEIGHING SCALES ( Manual of U.S. Patent Classification )

U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
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Manual of U.S. Patent Classification
as of June 30, 2000


Class
177
WEIGHING SCALES


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Subclass Title
ClassTitle ===> WEIGHING SCALES
1[Patents]PROCESSES
2[Patents]WITH RECORDER
3[Patents] . With computing or totalizing means
4[Patents] . With recording of a factor additional to weight
5[Patents] . . Weight identification
6[Patents] . Of both gross and tare on one record receiver
7[Patents] . Responsive to means sensing removal of material
8[Patents] . With record receiver advance
9[Patents] . . By weigher
10[Patents] . External marker operator
11[Patents] . . Recorder element mounted on poise
12[Patents] . Responsive to timer, or completion of weighing operation
13[Patents] . Weigher sets type
14[Patents]SELECTIVELY PRESET CYCLE FLOW TERMINATOR
15[Patents]WITH TOTAL REGISTER
16[Patents] . Integrator of steadily flowing fluent material
17[Patents] . Of distinct successive loads
18[Patents] . Cycle totalizer
19[Patents] . . Single totalizer operated by plural weighers
20[Patents] . . . By preliminary translation of rotary weighers
21[Patents] . . . By intermittently used one of plural weighers
22[Patents] . . Weigh beam operated
23[Patents] . . Discharge valve operated
24[Patents] . . Weigh chamber operated
25.11[Patents]COMPUTER
25.12[Patents] . Electrical
25.13[Patents] . . Digital
25.14[Patents] . . . Multiplying or dividing scales
25.15[Patents] . . . . Price
25.16[Patents] . . . . Calorie counting
25.17[Patents] . . . . Counting
25.18[Patents] . . . Combinatorial scales
25.19[Patents] . . Weight history
26[Patents] . Computer and weigher independently operated by common load holder
27[Patents] . . Weighing beam dial and computing beam dial with separate poises
28[Patents] . . . Separately pivoted beams
29[Patents] . . . Tabular-type computer
30[Patents] . Ancillary weigher
31[Patents] . Independent computer scale and index
32[Patents] . . With adjustable linkage to weight offsetting means
33[Patents] . . . Coaxial pointers
34[Patents] . Tabular-type computer
35[Patents] . . Slidable poise moves table
36[Patents] . . Weigher moves table
37[Patents] . . . Rotatable drum
38[Patents] . . . . With manually operated reading assistance
39[Patents] . . . . With additional reading window in drum housing
40[Patents] . . . Encased disc
41[Patents] . . Externally movable table
42[Patents] . . . Axially rotatable
43[Patents] . . Calibrated index arm
44[Patents] . . Table integral with balance beam
45[Patents]WITH ALARM OR SIGNAL
46[Patents] . In unbalance
47[Patents] . In balance
48[Patents] . . Electric
49[Patents] . Of additional counterpoise
50[Patents]WITH TESTING
51[Patents] . Coin size
52[Patents]WITH CONVEYING MEANS HANDLING SUCCESSIVE RECEIVERS
53[Patents] . Receiver presence responsive
54[Patents] . Rotary
55[Patents] . . Separate weigh chamber
56[Patents] . Separate weigh chamber
57[Patents] . . Simultaneously operated weigh chambers
58[Patents]PLURAL WEIGHERS ON ROTARY SUPPORT
59[Patents]DISCHARGE FROM WEIGHER TO RECEIVER
60[Patents]WEIGHER RESPONSIVE MATERIAL CONTROL
61[Patents] . Translatable among plural sources
62[Patents] . Remote discharge station
63[Patents] . With additional material-presence responsive means
64[Patents] . . Controlling feed
65[Patents] . . . To alternating weigh chambers
66[Patents] . . . And discharge
67[Patents] . . . . Overload removal
68[Patents] . Flow terminator requiring external reset
69[Patents] . . Plural feed, simultaneous cutoff
70[Patents] . . Sequential feeding, plural ingredients
71[Patents] . . Feed and discharge
72[Patents] . . . Manually initiated discharge
73[Patents] . . Receiver operated reset
74[Patents] . . Latch release
75[Patents] . . . Sequential latch release
76[Patents] . . . With magnetic operator
77[Patents] . . . . With serially connected switch
78[Patents] . . . Reciprocating closure
79[Patents] . . Holding magnet
80[Patents] . With external intercontrol
81[Patents] . . Initial partial charge
82[Patents] . Overload removal
83[Patents] . Rotary
84[Patents] . . Power-driven
85[Patents] . . Electromagnetic latch release
86[Patents] . . With preliminary translation
87[Patents] . . . Initiates feed control operation
88[Patents] . . . . By cam on weigh chamber
89[Patents] . Stationary weigh chamber
90[Patents] . Alternating weigh chambers
91[Patents] . . Divided unit
92[Patents] . . . With relatively oscillating partition
93[Patents] . . . . Pivoted feed diverter
94[Patents] . . . Oscillating
95[Patents] . . . . Valve means correlated with weigh chamber
96[Patents] . . . . . Opened by gravity
97[Patents] . . . . . Mounted externally of weigh chamber
98[Patents] . . Feed diverter
99[Patents] . . . With discharge valve
100[Patents] . . Valved discharge
101[Patents] . . Siphon discharge
102[Patents] . . Oscillating
103[Patents] . Plural chambers
104[Patents] . . With simultaneous discharge
105[Patents] . Discharge valve or gate
106[Patents] . . Opening initiated by feed terminator
107[Patents] . . Closing initiates feed
108[Patents] . . Power actuated
109[Patents] . . . Clutched
110[Patents] . . . . Magnetically operated
111[Patents] . . Mechanically interconnected with feed valve
112[Patents] . . With linkage operator
113[Patents] . . Latch release
114[Patents] . Correlated feed and discharge
115[Patents] . . Oscillating weigh chamber
116[Patents] . Feed
117[Patents] . . Weigh chamber placement initiates flow
118[Patents] . . With receiver retainer
119[Patents] . . Conveyer
120[Patents] . . . With feed cutoff
121[Patents] . . . Variable speed
122[Patents] . . Sequentially actuated flow control means
123[Patents] . . . Distinct controllers
124[Patents]WITH LOCK OR SEAL
125[Patents]CHECK CONTROLLED
126[Patents]COLLAPSIBLE, FOLDABLE, KNOCKDOWN
127[Patents] . With carrying case
128[Patents]WITH REPAIR OR ASSEMBLY MEANS
129[Patents]CONVERTIBLE
130[Patents] . Hand truck
131[Patents] . Hand manipulatable load pickup device
132[Patents]STRUCTURAL INSTALLATION
133[Patents] . Geographic
134[Patents] . . Pit
135[Patents] . . . With guard or shield
136[Patents] . Vehicle
137[Patents] . . Running gear springs
138[Patents] . . . With indicator disconnect means
139[Patents] . . Unitary load transferrer and weigher
140[Patents] . . Hand truck
141[Patents] . . Hydraulic weigher
142[Patents] . Building
143[Patents] . Refrigerator
144[Patents] . Furniture or room fixture
145[Patents]WITH WEIGHER LOADING OR UNLOADING MEANS
146[Patents] . Jack
147[Patents] . Hoist
148[Patents] . Hand manipulatable weigher
149[Patents] . . Container type
150[Patents]EQUAL-ARM BEAM TRANSFER MECHANISM
151[Patents]LOAD-HOLDER TRANSFER MECHANISM
152[Patents] . Unitary with weigher
153[Patents] . . Transmission disconnect means
154[Patents]MEANS HOLDING LOAD-DRIVEN ELEMENT AGAINST MOTION
155[Patents] . Separates bearing parts
156[Patents] . At transmission mechanism
157[Patents] . Balance beam
158[Patents] . . Plural beams
159[Patents] . At indicator
160[Patents]SACK SUPPORT
161[Patents]LOAD GUIDE
162[Patents] . Chute
163[Patents] . Rail
164[Patents]PRESET
165[Patents] . Responsive to load receiver
166[Patents] . Ancillary pointer
167[Patents] . Fixed index or dial
168[Patents] . Spring support
169[Patents] . . Effective length of spring
170[Patents] . . Lever
171[Patents] . Lever balance-type beam
172[Patents] . . Load-arm length
173[Patents] . Indicator structure
174[Patents] . . Rack connection
175[Patents] . In transmission
176[Patents] . . Counterweight
177[Patents]ILLUMINATED
178[Patents] . Projected
179[Patents]WITH BEARING SHIELD
180[Patents]WITH CASING CLOSURE OR SHIELD
181[Patents] . Transparent
182[Patents] . . Lens
183[Patents]LUBRICATOR
184[Patents]SHOCK ABSORBER, DAMPER
185[Patents] . Electrical or magnetic
186[Patents] . Indicator mechanism
187[Patents] . Load-holder transmission mechanism
188[Patents] . . Fulcrumed lever
189[Patents] . Load holder
190[Patents]EQUAL ARM TYPE
191[Patents] . With counterweight manipulating means
192[Patents] . . Elongated flexible counterweight
193[Patents] . With indicator tower
194[Patents] . With bias toward balance
195[Patents] . . By spring
196[Patents] . . . Torsion bearing type
197[Patents] . With longitudinally movable poise
198[Patents] . With check link
199[Patents]PLURAL DISTINCT LOAD HOLDERS WITH COMMON EVALUATOR
200[Patents] . Load comparing type
201[Patents]SELF-POSITIONING
202[Patents] . Offsets over or under load
203[Patents] . Supplemental weight offsetting means
204[Patents] . . Transferred responsive to self-positioning means
205[Patents] . . Remote indicator
206[Patents] . . Slidable weight
207[Patents] . Buoyancy type
208[Patents] . Fluid transmission to pressure gauge
209[Patents] . . Interconnected load-supporting expansible chamber
210R[Patents] . Electrical current generating or modifying
211[Patents] . . Strain gauge
210C[Patents] . . Capacitors
210EM[Patents] . . Electromotive or electromagnetic force
210FP[Patents] . . Frequency changes or pulse counts
212[Patents] . Repositioning in response to deflection under load
213[Patents] . . Electrically actuated poise
214[Patents] . . . With indicator of poise position
215[Patents] . . . Speed control of poise
216[Patents] . Pendulum
217[Patents] . . Plural opposed
218[Patents] . . . Translatable
219[Patents] . . . Tape-driven
220[Patents] . . Drives indicator through transmission mechanism
221[Patents] . . . Flexible member
222[Patents] . . . Gearing
223[Patents] . . . . Rectilinear rack
224[Patents] . . Pointer fixed to pendulum
225[Patents] . Spring
226[Patents] . . Temperature compensator
227[Patents] . . . Modifies leverage
228[Patents] . . . Acts on spring
229[Patents] . . Cantilever
230[Patents] . . Force modifier connects spring and load-holder
231[Patents] . . Load-holder steadying structure and spring carried by casing
232[Patents] . . Coil spring in sleeve casing
233[Patents] . . . With vertical pointer slit
234[Patents] . . Magnified indication of spring deformation
235[Patents] . Counterweight type
236[Patents] . . Variable fulcrum
237[Patents] . . Progressive counterweight pickup
238[Patents]WITH CASING
239[Patents] . Base
240[Patents] . . With standard
241[Patents] . . . Carrying additional housing
242[Patents] . . . . Access opening in cylindrical wall
243[Patents] . . Penetrated by load-holder support
244[Patents]ASSEMBLY SUPPORT
245[Patents]COMBINED
246[Patents]BEAM
247[Patents] . Coarse and fine sliders
248[Patents] . Plural counterweight pickup
249[Patents] . Transmission interconnected with slidable counterweight
250[Patents] . Counterweight retention
251[Patents] . Adjustable load-arm connection
252[Patents] . Plural counterweights
253[Patents]LOAD HOLDER
254[Patents] . Fluid transmission
255[Patents] . Sway or tilt prevention
256[Patents] . Pivotally interconnected transmission levers
257[Patents] . . Integrated force delivered by lever extension from interconnection
258[Patents] . . Separate lever loaded by load-holder levers
259[Patents] . . . With additional serially connected lever
260[Patents] . Adjusting means
261[Patents] . Movably mounted pivot
262[Patents] . Scale pan
263[Patents] . . Suspended
264[Patents]MISCELLANEOUS
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DIGESTS
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DIG 2[Patents]Digitizers mechanical
DIG 3[Patents]Digitizers electrical
DIG 4[Patents]Digitizers non-sensing
DIG 5[Patents]Magnets
DIG 6[Patents]Photoelectric
DIG 7[Patents]Pneumatic controls
DIG 8[Patents]RR motion
DIG 9[Patents]Scale bearings
DIG 10[Patents]Telemetric
DIG 11[Patents]Vibrators


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Last Modified: 6 October 2000