Speed changer, especially shifting device for bicycle driving device

Speed changer, especially shifting device for bicycle driving device

  • CN 1,321,600 A
  • Filed: 02/26/2001
  • Published: 11/14/2001
  • Est. Priority Date: 02/26/2000
  • Status: Active Grant
First Claim
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1. , be used for change-speed box and in particular for the gearshift of bicycle driving device, it has a control apparatus that works by the power transmission part of shift transmission device, the actuating device of its control apparatus of manual drives and one have along the indicating device of the display part of circular motion so that the gearshift that indication is selected by actuating device, it is characterized in that, angular motion actuating device or control apparatus (5) is delivered on the indicating device (3) like this through change-speed box, promptly makes the display part (4) of indicating device (3) or circular arc that scale moves past less than the circular arc that is moved past by the actuator of actuating device simultaneously at that time.

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