US PATENT SUBCLASS 180 / 8.1
.~ Stepper

Current as of: June, 1999
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180 /   HD   MOTOR VEHICLES

7.1  DF  SPECIAL DRIVING DEVICE {6}
8.1.~ Stepper {5}
8.2  DF  .~.~> Step or abutment ascending/desending type vehicle
8.3  DF  .~.~> Wheel and stepper type {1}
8.5  DF  .~.~> With alternately lifted supporting base and leg
8.6  DF  .~.~> With alternately lifted feet or skid
8.7  DF  .~.~> Endless or rotary type

DEFINITION

Classification: 180/8.1

Stepper:

(under subclass 7.1) Motor vehicles driven by mechanical legs.

SEE OR SEARCH THIS CLASS, SUBCLASS:

187, for a motor vehicle of the kind described in the reference to subclasses 186+ appearing in subclass 7.1 above, and wherein the propulsion element is of a type which shuffles along the vehicle-supporting surface.

203, for a motor vehicle provided with powered, ground-engaging means for producing, or assisting in the production of, lateral movement of the vehicle (e.g., for parking) and wherein the means comprises a reciprocally driven stepper or a rotatably driven cam.

SEE OR SEARCH CLASS

56, Harvesters,

365+, for combined rakes and tedders and 370+ for tedders. 105, Railway Rolling Stock,

32, and 49 for intermittent grip drive.

172, Earth Working,

84+, for earth working blades having a reciprocating and oscillating motion, and subclass 352 for earth working apparatus with manually driven stepper propulsion means.

280, Land Vehicles,

1.181+, for an occupant propelled land vehicle which simulates an animate figure including similar driving means; or subclasses 218 and 219 for a general utility wheeled land vehicle of occupant propelled type including similar driving means.

305, Wheel Substitutes for Land Vehicles,

1+, for stepper type wheel substitutes.