Earth working – Mounting for pushed tool at end of motor vehicle – Transversely mounted blade
Reexamination Certificate
2005-04-12
2008-09-02
Hartmann, Gary (Department: 3671)
Earth working
Mounting for pushed tool at end of motor vehicle
Transversely mounted blade
C172S819000, C037S266000
Reexamination Certificate
active
07419011
ABSTRACT:
The present invention provides a small electrical motor, coupled to the snow plow of a UTV or ATV via a mechanism which allows the plow blade to move in response to unexpected spikes in load. In one embodiment, a braking system is used to absorb the load force. In a second embodiment, a set of pulleys is used in conjunction with a belt, such that the belt will slip in the presence of excessive force. In a third embodiment, a rack and pinion mechanism is used in combination with a spring element to absorb the excessive load.
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Curtis Marc D.
Ehn Kenneth
Curtis International , Inc.
Hartmann Gary
Nields & Lemack
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