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公开(公告)号:US4158975A
公开(公告)日:1979-06-26
申请号:US825702
申请日:1977-08-18
申请人: Egas J. J. DeSousa
发明人: Egas J. J. DeSousa
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。