发明名称 Adjustable wrench head and handle system
摘要 The invention is a novel wrench head attachment system comprising a plurality of various types of interfitting wrench heads and at least one wrench handle for connecting to the wrench heads. Wrench head types may be chosen from among those with open ends, hex ends, flair heads, ratcheting heads and crescent heads. Each of these types of heads would have a connection means for attaching to wrench handles chosen from among straight handles, angled handles, flexing handles, etc.
申请公布号 US5331869(A) 申请公布日期 1994.07.26
申请号 US19930040082 申请日期 1993.03.30
申请人 WEBB, DANIEL S. 发明人 WEBB, DANIEL S.
分类号 B25F1/02;(IPC1-7):B25B23/16 主分类号 B25F1/02
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