US PATENT SUBCLASS 280 / 5.26
.~ With spider-type engaging means

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

5.2  DF  STEP OR ABUTMENT ASCENDING TYPE VEHICLE {6}
5.26.~ With spider-type engaging means

DEFINITION

Classification: 280/5.26

(under subclass 5.2) Vehicles comprising a spider-like means pivotally mounted on a vehicle in position to permit the legs of the spider to engage the tread portions of successive steps or levels of a path.

SEE OR SEARCH CLASS

305, Wheel Substitutes for Land Vehicles,

1+, for steppers.