To provide a drum brake device which can perform both main brake and parking brake.SOLUTION: The invention relates to a drum brake device 1 and includes: a housing 100; a main brake part 200 which is provided at one side part of the housing and driven by oil pressure to compress shoes 2 when main brake is performed; and a parking brake part 300 which is provided at the other side part of the housing and driven by electromotive force of an actuator to compress the shoes when parking brake is performed. The parking brake part includes: a bevel gear part which has a structure of a bevel gear, is disposed in the housing, and rotates in conjunction with the actuator; and a rod part which is connected to the bevel gear part, moves to the outer side of the housing in conjunction with the bevel gear part, and compresses the shoes.SELECTED DRAWING: Figure 2

    【課題】主制動と駐車制動を共に行うことができるドラムブレーキ装置を提供する。【解決手段】本発明は、ドラムブレーキ装置1に関し、ハウジング100と、ハウジングの一側部に設けられ、主制動時に油圧によって駆動されシュー2を加圧する主制動部200と、ハウジングの他側部に設けられ、駐車制動時にアクチュエータの電動力によって駆動されシューを加圧する駐車制動部300とを含み、駐車制動部は、ベベルギヤの構造を有してハウジングの内部に配置され、アクチュエータに連動して回転するベベルギヤ部と、ベベルギヤ部に連結され、ベベルギヤ部に連動してハウジングの外側に移動しシューを加圧するロッド部とを含むことを特徴とする。【選択図】図2


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    Title :

    DRUM BRAKE DEVICE


    Additional title:

    ドラムブレーキ装置


    Contributors:
    JO CHI HOON (author) / KIM BYEUNG SU (author)

    Publication date :

    2022-01-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF / F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen / F16J Kolben , PISTONS



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