US PATENT SUBCLASS 180 / 9.44
.~.~.~ With track-related steering means
Current as of:
June, 1999
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180 /
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MOTOR VEHICLES
7.1
DF
SPECIAL DRIVING DEVICE
{6}
9
DF
.~ Portable track {2}
9.1
DF
.~.~ Endless, flexible {12}
9.44
.~.~.~ With track-related steering means {1}
9.46
DF
.~.~.~.~
> Pivoted track frame
DEFINITION
Classification: 180/9.44
(under subclass 9.1) Motor vehicles provided with means for steering the vehicle.
(1) Note. The means of this subclass may involve modifying (e.g., by distorting) or repositioning, relative to the vehicle, a track.
SEE OR SEARCH THIS CLASS, SUBCLASS:
6.7, for a flexible track motor vehicle which is steered by driving.
9.38, for a flexible track vehicle provided with a separate ground engaging wheel which is adapted to be turned to steer the vehicle.
SEE OR SEARCH CLASS
305, Wheel Substitutes for Land Vehicles, 44, for an endless flexible track where the track is so modified as to facilitate steering thereof.