Auxiliary power device of bicycle
AssigneeYongmart Manufacturing Co., Ltd.
InventorChih-Chen JUAN
Life of this patent
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Abstract
An auxiliary power device of a bicycle includes a driving member and a base member provided at a first section and a second section of the bicycle respectively. The first section and the second section are two parts of the bicycle, which has a relative motion therebetween in cycling. An input member is provided to the base member to be driven by the driving member when the first section moves relative to the second section. The input member turns a power storage member to store a power. A control member is provided for manipulation to release the power stored in the power storage member for moving the bicycle forward.
Claims15
An auxiliary power device of a bicycle, wherein the bicycle has a first section and a second section moving relative to the first section in cycling, the auxiliary power device comprising:
- a driving member provided to the first section of the bicycle;
- a base member provided to the second section of the bicycle;
- an input member provided to the base member and engaged with the driving member that the driving member drives the input member when the first section moves relative to the second section, the input member includes a post and a gear and there are two gears on the other end of the post, the post passes through the bore of the base member that the gear and the slot are at opposite sides of the base member, the gear provides a through hole and a plurality of paws is provided around the inner wall of the through hole, these paws are engaged with the second gear of the post, by this way, the gear can push the post to rotate in one direction ;
- a ratchet member limiting the input member only turning in a predetermined direction;
- a power storage member connected to the input member that the power storage member is driven by the input member to store a power therein;
- and
- an output member connected to the power storage member that the power storage member release that power to drive the output member and the output member transfers the power to the bicycle for moving the bicycle.
The auxiliary power device of the bicycle as defined in claim 2, wherein the driving member has a rack bar, and the gear meshed with the rack bar.
Dependencies are inferred from the claim text.