发明名称 Emergency rescue apparatus
摘要 A rescue device for achieving emergency access to automobiles or buildings or the like has a pair of pivotally connected lever arms is designed to be hydraulically operated by a tool connected between the two arms to power them to open prying jaws at the free ends of the lever arms. Manual actuation for the hydraulic operation is part of the device.
申请公布号 US4522054(A) 申请公布日期 1985.06.11
申请号 US19830535806 申请日期 1983.09.26
申请人 POWER PRY CORPORATION 发明人 WILSON, RANDALL J.;WILSON, BRUCE C.
分类号 A62B3/00;B23D17/06;B23D29/00;B25B27/02;(IPC1-7):B21D1/12 主分类号 A62B3/00
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