发明名称 Extendable tool lock
摘要 A tool for performing lopping, pruning and similar operations includes a housing assembly formed of a pair of telescoping tubular sections. The tool also includes a tool head, a head line and an actuating line. The tool head, which is connected to one end of a tubular section, preferably includes a spring-biased blade coupled to the head line which is connected to a slidable block. The actuating line, while engaging the slidable block so that tensioning the actuating line causes movement of the blade, is also slidable relative to the block upon relative movement of the tubular sections.
申请公布号 US6272755(B1) 申请公布日期 2001.08.14
申请号 US19990317509 申请日期 1999.05.24
申请人 ALTERRA HOLDINGS CORPORATION 发明人 MITTLESTEADT VERN;SCHAEFER MARK D.;HUBBARD BRIAN W.
分类号 A01G3/025;(IPC1-7):B26B13/26;B25G3/00 主分类号 A01G3/025
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