Electric assisted bicycle and may be installed the electric assisted bicycle assembly on cycle frame

Electric assisted bicycle and may be installed the electric assisted bicycle assembly on cycle frame

  • CN 101,641,253 B
  • Filed: 03/28/2007
  • Issued: 06/22/2016
  • Est. Priority Date: 03/28/2007
  • Status: Active Grant
First Claim
Patent Images

1. an electric assisted bicycle, it utilizes electric power auxiliary foot legpower to travel, and this electric assisted bicycle is characterised by, has:

  • Common-base;

    Driving axle, it is bearing on described common-base by the rotatable earth'"'"'s axis;

    Sprocket wheel, it is arranged on described common-base for transmitting described pedal force to driving wheel on described driving axle via one-way clutch;

    Electric power output mechanism, it exports described electric power from output shaft;

    Equipment gear, it is connected via the output shaft of gear mechanism with described electric power output mechanism, and this equipment gear is supported to via the bearing of the periphery being arranged on described one-way clutch and can rotate independently from described sprocket wheel;

    AndBindiny mechanism, described sprocket wheel is connected coaxially by it with described equipment gear;

    Elastic component, it is arranged in the power transfer path of described equipment gear, described bindiny mechanism and described sprocket wheel;

    Described bindiny mechanism is pin, the through described equipment gear of this pin through-thickness and described sprocket wheel and install;

    Described elastic component is arranged at least any one region closed with described pin card in described sprocket wheel and described equipment gear,Described electric power output mechanism and described gear mechanism be housed in cover of driver at least partially, described cover of driver is connected with described common-base or formed integrally with this common-base,Described driving axle is housed in axle sleeve, and this axle sleeve is connected with described common-base or formed integrally with this common-base,Described driving axle, described axle sleeve, described sprocket wheel, described cover of driver and described equipment gear constitute single component by described common-base,Described assembly is installed on the vehicle frame of described electric assisted bicycle。

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