PATENTS   
Patents > Guidance, Tools, and Manuals >> Classification >>> Class Definition
    Class Numbers & Titles   | Class Numbers Only   | USPC Index   | International   | HELP  
You are viewing a Class definition.

 [Search a list of Patent Appplications for class 298]   CLASS 298,LAND VEHICLES: DUMPING
Click here for a printable version of this file

SECTION I - CLASS DEFINITION

Vehicles other than track or rail vehicles and commonly known as dumping-wagons, dump-carts, dumping-sleighs, dumping-barrows, chute-wagons, etc., adapted for carrying a freight-load and so constructed and arranged that by manipulation of the whole or a part of the vehicle the load or some considerable part thereof will move by gravity to unload the vehicle.

SECTION II - LINES WITH OTHER CLASSES AND WITHIN THIS CLASS

For dump-cars see Class 105, Railway Rolling Stock, subclass 239, and indented subclasses.

For a self-loading or unloading vehicle having a load receiving portion which is pivotable relative to the horizontal, see Class 414, Material Article Handling, subclasses 469+, and see especially the search note to this class (298) which appears in subclass 469.

For a device for emptying a portable receptacle, see Class 414, Material or Article Handling, subclasses 403+, and see particularly indented subclasses 419+.

SECTION III - REFERENCES TO OTHER CLASSES

SEE OR SEARCH CLASS:

49Movable or Removable Closures,   appropriate subclasses, for closures of the type provided for and see the search notes thereto in section IV for the loci of closures in other classes.
222Dispensing,   appropriate subclasses, for other dispensing devices.
280Land Vehicles,   subclasses 47.17+ for handle-propelled tiltable vehicles, and see the search note under indented subclass 47.26 referring to Class 298.

SUBCLASSES

[List of Patents for class 298 subclass 1]    1MISCELLANEOUS:
 This subclass is indented under the class definition.  Patents falling within this class and not properly classifiable in other subclasses thereof.
  
[List of Patents for class 298 subclass 2]    2HAND TRUCKS AND BARROWS:
 This subclass is indented under the class definition.  Specially adapted to be propelled by hand.
  
[List of Patents for class 298 subclass 3]    3Single wheel:
 This subclass is indented under subclass 2.  Mounted on one wheel.
  
[List of Patents for class 298 subclass 4]    4SLEDS:
 This subclass is indented under the class definition.  Supported on runners.
  
[List of Patents for class 298 subclass 5]    5TWO-WHEEL:
 This subclass is indented under the class definition.  Dumping-vehicles of all types mounted on two wheels.
  
[List of Patents for class 298 subclass 6]    6With cover or end gate control:
 This subclass is indented under subclass 5.  Those of the type indicated where means is provided to operate an end-gate or cover through the dumping operation of the vehicle or means for doing so manually where such means is located at a distance from the end-gate or cover.
  
[List of Patents for class 298 subclass 7]    7WITH LOAD-DELIVERING CHUTE:
 This subclass is indented under the class definition.  Dumping-vehicles of any type having some modification of the vehicle to adapt a delivery chute thereto or some combined structure of the vehicle and delivery-chute.

SEE OR SEARCH CLASS:

193Conveyors, Chutes, Skids, Guides, and Ways,   subclasses 4+ for chutes, per se,
  
[List of Patents for class 298 subclass 8]    8PLURAL LOAD UNITS:
 This subclass is indented under the class definition.  Dumping-vehicles of any type where the load is divided into separate units and can be separately dumped, excepting that a tiltable load-receptacle having removable partitions is not included, but is found in other subclasses of this class under proper type.
  
[List of Patents for class 298 subclass 9]    9ROTATING ABOUT VERTICAL AXIS AND TILTING:
 This subclass is indented under the class definition.  Dumping vehicles in which the load-receptacle is rotatable about a vertical axis prior to, during or after tilting thereof.
  
[List of Patents for class 298 subclass 10]    10ROTATING TO OVERTURN ABOUT FIXED AXIS:
 This subclass is indented under the class definition.  Those in which the load-receptacle rotates about a fixed pivot to turn the load out of the open top of the receptacle.
  
[List of Patents for class 298 subclass 11]    11ELEVATING AND TILTING:
 This subclass is indented under the class definition.  Where the load-receptacle is tilted to permit the load to slide off the bottom of the receptacle, there being also an elevation of the load-receptacle as a whole.

SEE OR SEARCH CLASS:

414Material or Article Handling,   subclasses 697+ , for material moving devices with a vertical swinging load support of the tilting shovel or fork type.
  
[List of Patents for class 298 subclass 12]    12SLIDING AND TILTING:
 This subclass is indented under the class definition.  Dumping vehicles in which the load-receptacle as a whole is movable in a horizontal or downwardly inclined direction prior to, during or after tilting thereof.
  
[List of Patents for class 298 subclass 13]    13Side delivery only:
 This subclass is indented under subclass 12.  Those of the type indicated where the load is dumped at the side of the vehicle.
  
[List of Patents for class 298 subclass 14]    14Operating mechanism:
 This subclass is indented under subclass 12.  Provided with additional means for effecting any of the movements of the load-receptacle, either to dump the load or return the receptacle to its load-carrying position, or both.
  
[List of Patents for class 298 subclass 15]    15Vehicle-motion controlled:
 This subclass is indented under subclass 14.  Where the operation is effected by a movement of the vehicle as a whole or through the movement of some substantial part thereof.
  
[List of Patents for class 298 subclass 16]    16Vehicle-motor controlled:
 This subclass is indented under subclass 14.  Operated by the power plant that propels the vehicle.
  
[List of Patents for class 298 subclass 17]    17TILTING:
 This subclass is indented under the class definition.  Where the load-receptacle is capable of assuming an inclined or tilted position to permit the load to slide off the inclined bottom of the receptacle.

SEE OR SEARCH CLASS:

222Dispensing,   subclass 166 .
  
[List of Patents for class 298 subclass 17.5]    17.5Tilting about plural or shifting fulcrums:
 This subclass is indented under subclass 17.  Devices in which the load-receptacle is (1) selectively tiltable about at least one of a plurality of pivot axes or (2) tiltable about an axis which progressively changes concurrently with the tilting (e.g., rocking support).
  
[List of Patents for class 298 subclass 17.6]    17.6Selectively tiltable in different directions:
 This subclass is indented under subclass 17.5.  Devices in which the load-receptacle is optionally tiltable in a selected one of a plurality of different directions (e.g., towards either side).
  
[List of Patents for class 298 subclass 17.7]    17.7Side or end delivery:
 This subclass is indented under subclass 17.6.  Devices in which the load-receptacle is optionally tiltable to either an end or a side.
  
[List of Patents for class 298 subclass 17.8]    17.8Progressive fulcrum points:
 This subclass is indented under subclass 17.6.  Devices wherein the pivot axis about which the load-receptacle is tilted, during at least one tilting cycle, sequentially moves from one to another of a plurality of fulcrum points, (e.g., rocking support).
  
[List of Patents for class 298 subclass 18]    18Side delivery only:
 This subclass is indented under subclass 17.  Where the load is dumped at the side of the vehicle.
  
[List of Patents for class 298 subclass 19]    19Operating mechanism:
 This subclass is indented under subclass 17.  Provided with additional means for effecting the tilting of the load-receptacle or returning it to its load-carrying position, or both.
  
[List of Patents for class 298 subclass 20]    20Vehicle-motion controlled:
 This subclass is indented under subclass 19.  Where the operation is effected by a movement of the vehicle as a whole or through the movement of some substantial part thereof.
  
[List of Patents for class 298 subclass 21]    21Vehicle-motor controlled:
 This subclass is indented under subclass 19.  Operated by the power plant that propels the vehicle.
  
[List of Patents for class 298 subclass 22]    22Fluid-pressure operators:
 This subclass is indented under subclass 19.  Provided with fluid-pressure operators.
  
[List of Patents for class 298 subclass 23]    23With cover or endgate control:
 This subclass is indented under subclass 17.  Those of the type indicated where means is provided to operate an end-gate or cover through the dumping operation of the vehicle or means for doing so manually where such means is located at a distance from the end-gate or cover.
  
[List of Patents for class 298 subclass 24]    24HOPPER TYPE:
 This subclass is indented under the class definition.  Consisting of a box-container having a movable part or parts adapted, when moved, to permit the load to fall by gravity.

SEE OR SEARCH CLASS:

222Dispensing,   particularly subclass 476 , et seq.
  
[List of Patents for class 298 subclass 25]    25Pivoted sections:
 This subclass is indented under subclass 24.  Consisting of sections pivoted together.

SEE OR SEARCH THIS CLASS, SUBCLASS:

29+,
  
[List of Patents for class 298 subclass 26]    26Tilting bottom:
 This subclass is indented under subclass 24.  Where the bottom as a whole is pivoted to tilt to permit the load to slide by gravity.

SEE OR SEARCH THIS CLASS, SUBCLASS:

29+,where the bottom is divided and each section is pivoted.
  
[List of Patents for class 298 subclass 27]    27Bottom opening:
 This subclass is indented under subclass 24.  Where the bottom of the load-receptacle can be opened to permit the load to drop by gravity to a position under the vehicle.
  
[List of Patents for class 298 subclass 28]    28Removable bottom boards:
 This subclass is indented under subclass 27.  The load-receptacle is provided with the removable part or parts indicated.
  
[List of Patents for class 298 subclass 29]    29Hinged doors:
 This subclass is indented under subclass 24.  Where the bottom of the load-carrier consists of a door or doors hinged to open and permit the load to drop.

SEE OR SEARCH THIS CLASS, SUBCLASS:

25,
  
[List of Patents for class 298 subclass 30]    30Transversely hinged only:
 This subclass is indented under subclass 29.  Where the hinge extends transversely of the vehicle only.
  
[List of Patents for class 298 subclass 31]    31Longitudinally hinged only:
 This subclass is indented under subclass 29.  Where the hinge extends longitudinally of the vehicle only.
  
[List of Patents for class 298 subclass 32]    32Parallel swinging:
 This subclass is indented under subclass 31.  Having a plurality of doors so hinged that they swing parallel to each other.
  
[List of Patents for class 298 subclass 33]    33Oppositely swinging:
 This subclass is indented under subclass 31.  So hinged that the doors swing in opposite directions.
  
[List of Patents for class 298 subclass 34]    34Inwardly only:
 This subclass is indented under subclass 33.  Swinging in opposite directions and toward a median of the vehicle in dropping the load.
  
[List of Patents for class 298 subclass 35]    35Outwardly only:
 This subclass is indented under subclass 33.  Swinging in opposite directions and toward the outside of the vehicle to drop the load.
  
[List of Patents for class 298 subclass 36]    36Vertically movable:
 This subclass is indented under subclass 35.  Also movable in a vertical direction.
  
[List of Patents for class 298 subclass 37]    37Closing equalizers:
 This subclass is indented under subclass 35.  Those of the type indicated having a single door-closing operator so constructed that all the doors are tightly closed. Such devices also permit the closing of one door in advance of another.
  
[List of Patents for class 298 subclass 38]    38CATCHES:
 This subclass is indented under the class definition.  Holding devices adapted to releasably hold a movable part of a dump-wagon in its normal or load-carrying position.

SEE OR SEARCH CLASS:

292Closure Fasteners,   for closure-fasteners of general utility.
  

This page is produced by the Office of Classification Support (Office of Patent Classification) for the Reference Tools Project.

Please send questions and comments to usptoinfo@uspto.gov .

Note: The Patent and Trademark Depository Library Program (PTDLP) administers a nationwide network of public, state and academic libraries designated as Patent and Trademark Depository Libraries authorized by 35 U.S.C. 13 to: Disseminate Patent and Trademark Information Support Diverse Intellectual Property Needs of the Public. PTDL Contact Information

Note: For information/comments on electronic information products, such as purchasing USPTO data, or to discuss system requirements for magnetic tape products, contact:

     Information Products Division -- U.S. Patent and Trademark Office Information Products Division Contact Information
     Or, browse their on-line catalog.

KEY: e Biz=online business system fees=fees forms=formshelp=help laws and regs=laws/regulations definition=definition (glossary)

The Inventors Assistance Center is available to help you on patent matters.Send questions about USPTO programs and services to the USPTO Contact Center (UCC). You can suggest USPTO webpages or material you would like featured on this section by E-mail to the webmaster@uspto.gov. While we cannot promise to accommodate all requests, your suggestions will be considered and may lead to other improvements on the website.


|.HOME | SITE INDEX| SEARCH | eBUSINESS | HELP | PRIVACY POLICY