US PATENT SUBCLASS 280 / 124.129
.~.~.~.~.~ Road arm

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

29  DF  WHEELED {21}
80.1  DF  .~ Running gear {20}
124.1  DF  .~.~ Suspension arrangement {11}
124.125  DF  .~.~.~ Wheel separately supported upon individual stub axle (e.g., skein, spindle) {6}
124.128  DF  .~.~.~.~ Longitudinally extending swinging support arm (i.e., leading or trailing swing arm) {5}
124.129.~.~.~.~.~ Road arm

DEFINITION

Classification: 280/124.129

Road arm:

(under subclass 124.128) Subject matter wherein the longitudinally extending swinging support arm encases resilient, shock absorbing means between the pivot point attachment to the vehicle body, chassis, or frame and the stub axle.

(1) Note. The stub axle usually supports either a driven or nondriven wheel engaging a crawler track or an endless track; however, it is not restricted thereto.

SEE OR SEARCH CLASS

180, Motor Vehicles,

9+, for a motor vehicle of that class (Class 180) including an endless track. In accordance with item 9 under Class 180 definition, no power or driving means needs to be claimed for assignment to that class (Class 180). Class 180 is superior to Class 280 in the class hierarchy.

305, Wheel Substitutes for Land Vehicles, appropriate subclasses for flexible endless track wheel substitutes. Class 305 is subordinate to Class 280 in the class hierarchy.