A brake device comprising: a brake receiver pivotally supported in a non-rotatable manner on the drive shaft and including a flange part and a boss part; a female screw member pivotally supported in a rotatable manner on the drive shaft and screwed to a male screw part; a ratchet wheel including ratchet teeth provided on an outer peripheral side and configured to restrict a rotation direction to one direction; a brake plate arranged between the ratchet wheel and at least one of the flange part and the female screw member; and at least one pawl member engaging, on a tip side, with a valley part located between adjacent ratchet teeth, and meshing with the ratchet tooth, wherein the ratchet teeth include tall teeth and short teeth lower in projection height from a rotation center of the ratchet wheel than the tall teeth.


    Access

    Download


    Export, share and cite



    Title :

    BRAKE DEVICE, LEVER HOIST, AND RATCHET MECHANISM


    Contributors:

    Publication date :

    2023-05-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66D Haspeln , CAPSTANS



    BRAKE DEVICE, LEVER HOIST, AND RATCHET MECHANISM

    SHIROTA AKINORI | European Patent Office | 2021

    Free access

    Brake device, lever hoist, and ratchet mechanism

    SHIROTA AKINORI | European Patent Office | 2022

    Free access

    BRAKE DEVICE, LEVER HOIST, AND RATCHET MECHANISM

    SHIROTA AKINORI | European Patent Office | 2021

    Free access

    Brake device, lever block and ratchet mechanism

    SHIROTA AKINORI | European Patent Office | 2022

    Free access

    Hand brake lever with electrically-operated ratchet mechanism

    RIZZINI NICOLA / MARIUZZO PAOLO | European Patent Office | 2015

    Free access