US PATENT SUBCLASS 280 / 104
.~.~ Equalized frame

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

29  DF  WHEELED {21}
80.1  DF  .~ Running gear {20}
104.~.~ Equalized frame {1}
676  DF  .~.~.~> Tandem axles {7}

DEFINITION

Classification: 280/104

(under subclass 80.1) Vehicles provided with means for transmitting weight from the running-gear to the wheels on different axles in substantially equal proportions regardless of inequalities of the level of the travelled surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

79, for a general utility wheeled land vehicle provided with springs between the wheel or wheels and the load-support, noting the search notes provided therein.

124.1+, for particular running gear construction of a general utility wheeled land vehicle including a resilient, shock absorbing suspension arrangement.

781+, for a general utility wheeled land vehicle including specific frame construction.

SEE OR SEARCH CLASS

267, Spring Devices, 183+, for parallel depression type springs.