Cultivator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 8, 2013
Grant Date -
Jul 26, 2012
app pub date -
Jan 24, 2011
filing date -
Jan 24, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A cultivator includes an operation rod, a handle, a base, and a plurality of claw members. The operation rod has a rotating central axle. The handle is disposed on one end of the operation rod. The base is fixed to another end of the operation rod. The base has non-circle connecting troughs at a circumferential portion thereof. Each of the connecting troughs has vertical connecting surfaces therein. Each claw member has a vertical connecting block and a claw portion. The connecting block has a non-circle cross-section. The connecting block has vertical mating surfaces on outer sides thereof. The connecting block is inserted in the connecting trough. The matching surfaces are vertically engaged with the connecting surfaces and confined by the connecting surfaces. The connecting block is coupled at a predetermined angle. The claw members are disposed in an oblique and curve form.
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