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Class 172/258 - Endless track or single driven wheel


Subclass of Class 172 - Earth working
Definition: Apparatus comprising an endless track traction means or
No. of patents: 6
Last issue date: 11/06/2007


NumberTitleIssue Date
7290782Trailer dolly
A trailer dolly comprising a horizontal base plate, a first pair of wheels which are fixed from rotation about a vertical axis, a second pair of wheels being rotatable around a vertical axis, and a trailer ball. The trailer dolly facilitates the loading of a trailer...
11/06/2007
4144945Motorized garden plow or cultivator
A hand guided power driven garden plow features a low profile double width tire to provide traction in sandy or soft terrain and a free-wheeling connection in the power drive chain to allow easy rolling of the plow without engine power. Another major feat...
03/20/1979
4109732Soil tilling apparatus with pivotal draw frame
A soil tilling apparatus having a traction wheel, an engine, the engine being connected to drive the traction wheel, a traction frame supported on the traction wheel and supporting the engine, a soil tilling tool, a draw frame on which the tool is mounted...
08/29/1978
4095662Garden tractor
A garden tractor of the type steered by a walking attendant having a strong central structure in the form of a pair of rectangular plates rigidly interconnected by a centrally located cylindrical member extending transversely therebetween which is conveni...
06/20/1978
4033098Grass trimming apparatus
The grass trimming apparatus includes an elongated frame structure having a front base portion and a rear handle portion, a single ground engaging wheel adjacent the rear end of the base portion, and a motor and cutter unit assembly on the forward end of ...
07/05/1977
3960231Garden tractor
A one wheel garden tractor is capable of pulling a garden sweep, shovel, planter or fertilizer, wherein this garden tractor can be used in narrow and confined areas. The tractor comprises a support frame having rearward extending handle bars and an engine...
06/01/1976
 
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