发明名称 Combination ratcheting wrench with a box-end wrench having an opening
摘要 A combination open-ended ratcheting wrench with a box-end wrench has a wrench having a wrench head, the wrench head having a first aperture with a first opening, a receptacle formed at an inner wall of the first aperture, at least one limiting groove disposed around the inner wall of the first aperture; a control member pushing against an elastic member acceptable in the receptacle and having a ratcheting surface and a smooth surface, and at least one stopping edge corresponding to and accepting the limiting members; a ratchet disposed in the first aperture and having a ratcheting aperture, the ratcheting aperture having a ratchet opening, a ratcheting pawl formed around an outer circumference of the ratchet and corresponding to the ratcheting surface of the control member; and a rotation cap disposed on the wrench head covering a portion of the ratchet in the first aperture and having a second opening.
申请公布号 US8166849(B2) 申请公布日期 2012.05.01
申请号 US20090638995 申请日期 2009.12.16
申请人 CHAN SHU-SU 发明人 CHAN SHU-SU
分类号 B25B13/08;B25B13/46 主分类号 B25B13/08
代理机构 代理人
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