Wind driving-aid device for bicycle
The utility model provides a wind driving-aid device for a bicycle, which is mainly characterized in that fan blades are arranged between two spokes between a bicycle rim and a bicycle shaft through a fan shaft, and the fan blades are rotated. The bottoms of the two fan blades can be connected into...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model provides a wind driving-aid device for a bicycle, which is mainly characterized in that fan blades are arranged between two spokes between a bicycle rim and a bicycle shaft through a fan shaft, and the fan blades are rotated. The bottoms of the two fan blades can be connected into a wind driving-aid device through a spring. The utility model has the advantages of novel structure, simple manufacturing process and strong practicability, and the utility model can save labour and time and provide power for people through wind power when people ride bicycles in a windy day. |
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