| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lightweight clutch for a bicycle accurate in operation. Ž<P>SOLUTION: This clutch mechanism has one disk 1 mounted to one shaft 7, and the other disk 2 mounted to the other shaft 8. Multiple engaging protrusions are provided at the peripheral part of the one disk 1, and engaging receiving parts engaged with the engaging protrusions are provided at the other disk 2. The end of the one shaft 7 is formed with a hollow axis portion, and an engaging rod protrusively provided penetrating the center portion of the one disk 1 from the center of the other disk 2 is loosely fitted into the hollow portion. A pipe provided projecting from the one disk 1 to wrap the one shaft 7 is provided with a guide hole 10 for guiding an engaging element 4 provided projecting from the engaging rod. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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