Unidirectional gripping open end wrench
    1.
    发明授权
    Unidirectional gripping open end wrench 失效
    单向夹紧开口扳手

    公开(公告)号:US4158975A

    公开(公告)日:1979-06-26

    申请号:US825702

    申请日:1977-08-18

    IPC分类号: B25B13/46 B25B13/12

    CPC分类号: B25B13/08 B25B13/46

    摘要: An open end ratchet wrench having an arcuate cavity to receive a D-shaped member. The D-shaped member being movable between inner and outer ends of the cavity to either ratchet around a nut or bolt or to apply a tightening force.

    摘要翻译: 具有弓形腔以接收D形构件的开口棘轮扳手。 D形构件可以在空腔的内端和外端之间移动,以绕着螺母或螺栓棘轮或者施加紧固力。