A forced speed changing apparatus of bicycle

Details A forced speed changing apparatus of bicycle A forced speed changing apparatus of bicycle

B - Operations, Transporting

62

M

B62M 9/04 (2006.01) F16H 57/10 (2006.01) F16H 61/686 (2006.01) F16H 63/18 (2006.01)

Patent

CA 2730879

Provided is a forced speed changing apparatus of bicycle. The forced speed changing apparatus of bicycle is characterized in that a pressure member is disposed at the pawl controlling ring 15, and a spline groove 27, 27a and 27b is formed at an inner circumference of the carrier 20 so that the pressure member is moved by rotation of the carrier 20 so as to press the pawl 12, 13 and to release engagement between the pawl 12, 13 and the sun gear 23, 24. Therefore the function and operation of the forced speed changing apparatus of bicycle can be enhanced.

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