发明名称 Power feed apparatus for tools
摘要 Apparatus for cutting pipe and other objects in which a power saw is pressure fed to and through the pipe or object. The saw is mounted on a shaft and the entire saw and shaft assembly rotated by a power mechanism, such as a clock or coil spring, to feed the saw to and through the pipe.
申请公布号 US4317280(A) 申请公布日期 1982.03.02
申请号 US19800132822 申请日期 1980.03.24
申请人 WIDDER CORPORATION 发明人 KRIEG, ADRIAN H.
分类号 B23D49/00;B23D51/16;(IPC1-7):B23D21/06 主分类号 B23D49/00
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