Pedal bicycle
A bicycle and frame technology, applied in the field of pedal bicycles, can solve the problems of coaxiality, damage to the transmission system, waste of favorable conditions for the driving force arm, etc., and achieve the effects of long force arm, compact structure, and no free travel on the transmission.
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[0047] DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
[0048] figure 1 It is to guide the design efficacy indicators of our design target ideal, and the output curve of the product force designed and produced is figure 1 The lower half of the short-term coarse wavy line reaches the final beneficial effect of the present invention.
[0049] figure 2 It is a logic diagram between the various devices of the present invention, and the arrow represents the direction of force transmission, and the force output device is a rear wheel connected to the transmission device.
[0050] Including the frame 1, and the human shifting drive, the steering device 7, the front wheel 101, and the rear wheel 102;
[0051] The human shift drive includes: a rack, a force handle 2, an active force shaft 3, one-way surpass clutch 4, a reset device 6, a shifting gear set 8, and one end of the application handle and the input end of the unidirectional transcendence clutch. The output end of the excess ...
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