Vertical tine tiller
AssigneeMTD Products Inc
InventorsTimothy M. Obrzut, Paul A. Crawford, Edward Colbrun, Gregory T. McGinnis
Life of this patent
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Abstract
A vertical tine tiller that includes a chassis, an engine attached to the chassis, a handle assembly extending from the chassis to allow an operator to control the tiller, and at least two vertically oriented tine assemblies. Each of the tine assemblies include a plurality of tines attached to a plate, wherein the tine assemblies are rotatable about a vertical axis such that the tines of each tine assembly provide a grinding path and adjacent tine assemblies have at least partially overlapping grinding paths. The tines are removably connected to the plate.
Claims11
A vertical tine tiller comprising:
- a power supply for generating rotational power;
- a transfer assembly operatively coupled to said power supply and including a drive shaft that is rotatable about a horizontal axis and a drive gear attached to said drive shaft for transferring said rotational power from said power supply;
- a power head engaged with said drive shaft of said transfer assembly, said power head including a first transfer gear attached to a first drive rod, a second transfer gear attached to a sheath, and at least two power rods operatively connected to said first drive rod and said sheath, said power rods being rotatable about separate vertical axes for transferring said rotational power from said transfer assembly at an angle thereto, said first and second transfer gears being meshingly engaged with said drive gear;
- and
- a tine assembly operatively connected to each of said power rods, said tine assembly including a plurality of vertically aligned tines being rotatable about said vertical axis of said corresponding power rod.
Dependencies are inferred from the claim text.