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US 7,843,097 B2Granted
Power transmission apparatus
AssigneeMing-Chun Tsai
InventorMing-Chun Tsai
Life of this patent
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Abstract
Disclosed herein is a power transmission apparatus, which includes a top, a bearing holder, a driving member, a transmitting plate having at least one groove, and a rotating wheel having at least one roller. The top has a body and a spindle that penetrates the center of the body and is substantially vertical to the ground. The bearing holder locates on the ground and supports one end of the spindle. The driving member is used for rotating the top. The at least one roller is embedded in the at least one groove on the transmitting plate.
Claims11
A power transmission apparatus comprising:
- a top;
- a bearing holder positioned on ground for supporting the top;
- a driving member for rotating the top;
- a transmitting plate coupled to the top and being rotatable simultaneously along with the top and the transmitting plate having at least one groove located thereon;
- and
- a rotating wheel having at least one roller located thereon, wherein the roller engages with the groove such that the transmitting plate drives the rotating wheel to revolve.
3 more elements
Dependencies are inferred from the claim text.