US PATENT SUBCLASS 280 / 143
.~.~ Bolsters and standards

Current as of: June, 1999
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280 /   HD   LAND VEHICLES

29  DF  WHEELED {21}
80.1  DF  .~ Running gear {20}
143.~.~ Bolsters and standards {5}
144  DF  .~.~.~> Varying width adjustment
145  DF  .~.~.~> Pivotally connected
146  DF  .~.~.~> Vertically adjustable standard
147  DF  .~.~.~> Readily removable standards
148  DF  .~.~.~> Supplemental bolsters

DEFINITION

Classification: 280/143

(under subclass 80.1) Devices comprising transverse bolsters formed with standards at each end and adapted to support either a load or a load carrier.

(1) Note. The patents in this subclass and those indented under it show the combination of a bolster with its standard or either of the elements, per se.

SEE OR SEARCH CLASS

105, Railway Rolling Stock,

380+, for similar devices for rail vehicles.

296, Land Vehicles: Bodies and Tops, 43, for stakes and sockets for vehicle bodies.