Bicycle hydraulic operating device

Bicycle hydraulic operating device

  • CN 104,512,512 B
  • Filed: 04/01/2014
  • Issued: 03/22/2019
  • Est. Priority Date: 10/01/2013
  • Status: Active Grant
First Claim
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1. a kind of bicycle hydraulic operating device, comprising:

  • Bracket, the bracket include grip portions, and grip portions are configured to be held by bicyclist;

    Hydraulic cylinder;

    Piston, which is arranged in hydraulic cylinder, and can move between initial position and actuated position;

    Bar, the bar are pivotally mounted on bracket around first axle, and are operably connected on the piston, in response toThe bar is pivoted to the pivoting action of operating position from off position and keeps piston mobile;

    The first biasing member being arranged on the outside of the hydraulic cylinder, first biasing member be operably connected to the piston withAnd on the bar on the outside of hydraulic cylinder, so that the first biasing member is towards the initial position biases piston and inclined towards off positionPress the bar, wherein biasing member is not present inside the hydraulic cylinder;

    Intermediate member, the intermediate member include connecting rod, connecting bracket and guide shaft, and the connecting rod can be pivotally connected to instituteIt states on piston, which is configured to for the connecting rod to be pivotally connected on the guide shaft, whereinFirst biasing member includes first end section, which is configured to engage with the intermediate member with towards describedPiston described in initial position bias;

    Wherein, the guide shaft of the intermediate member is configured to contact the cam member of the bar, by the first biasing memberBiasing force be applied to the bar;

    Wherein, the first biasing member further includes second end section;

    Wherein, the first biasing member further includes the first cylindrical main body, and the first end section and second end section is from describedFirst main body extends;

    Wherein, bracket further include;

    Pivot, which defines the first axle of the bar, and the pivot is configured to enough be pivotally supported the bar;

    AndSupport shaft, which is different from the pivot, and the support shaft passes through first main body to support the first bias structurePart;

    Wherein, the second end section engages the pivot.

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