US PATENT SUBCLASS 440 / 12.52
.~.~ Propulsion means moveable to stowed position

Current as of: June, 1999
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440 /   HD   MARINE PROPULSION

12.5  DF  SELF-PROPELLED VEHICLE HAVING LAND AND WATER PROPULSION MEANS (E.G., AMPHIBIOUS VEHICLE) {5}
12.51  DF  .~ Having separated propulsion means for land and water {4}
12.52.~.~ Propulsion means moveable to stowed position {1}
12.53  DF  .~.~.~> Water propulsion means is moveable {1}

DEFINITION

Classification: 440/12.52

Propulsion means moveable to stowed position:

(under subclass 12.51) Subject matter wherein either the means for moving (a)the vehicle over land, or (b)through the water is shiftable to a storage position from an in use position.

(1) Note. To be proper for this and the indented subclasses the means for imparting a motive force to the vehicle must be moveable between a stowed and a use position, a wheel or pontoon which supports the vehicle with respect to a surface, but is not directly driven is not considered proper and will be found elsewhere.

SEE OR SEARCH CLASS

180, Motor Vehicles, appropriate subclasses, for a vertically adjustable motor driven vehicle wheel.

280, Land Vehicles,

43+, for a land vehicle having vertically adjustable wheels, subclasses 414.1+ for trailers of the boat carrying type, and subclasses 414.5+ for a trailer having a vertically adjustable wheel.