US PATENT SUBCLASS 280 / 678
.~.~.~.~.~ With fluid-type suspension

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

29  DF  WHEELED {21}
80.1  DF  .~ Running gear {20}
104  DF  .~.~ Equalized frame {1}
676  DF  .~.~.~ Tandem axles {7}
677  DF  .~.~.~.~ With walking beam {4}
678.~.~.~.~.~ With fluid-type suspension

DEFINITION

Classification: 280/678

(under subclass 677) Tandem axles with walking beams, provided with a suspension means having one or more fluid type (liquid or gas) springs.