发明名称 Pipe tapping ratchet assembly
摘要 A pipe tapping ratchet assembly is disclosed herein which comprises a ratchet handle and a socket attachment received thereon. The socket attachment defines an aperture within which an adapter is received, the aperture and the adapter being configured to prevent relative rotation therebetween. A tap is received within holes defined by the adapter. The holes in the adapter are conveniently configured to receive presently available taps, while preventing relative rotation between the taps and the adapter.
申请公布号 US4149820(A) 申请公布日期 1979.04.17
申请号 US19770861526 申请日期 1977.12.19
申请人 NEWLIN, WAYNE A. 发明人 NEWLIN, WAYNE A.
分类号 B23G1/26;(IPC1-7):B23B45/12;B25B13/46 主分类号 B23G1/26
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