发明名称 Portable anchorage assembly
摘要 A portable anchorage assembly comprises an extension member interconnecting a counterweight assembly and a base. The counterweight assembly has a cavity configured and arranged to receive at least one weight. The extension member has a first end and a second end. The first end is pivotally connected to the counterweight assembly. The base is connected to the second end of the extension member and includes a wheel and at least one anchorage point. The base is pivotable about the counterweight assembly on the wheel to position the at least one anchorage point in a desired location.
申请公布号 US2009114478(A1) 申请公布日期 2009.05.07
申请号 US20080248360 申请日期 2008.10.09
申请人 D B INDUSTRIES, INC. 发明人 HAMILTON GARRY ERNEST JOHN;WOLNER J. THOMAS
分类号 A62B35/00;B66C23/72;E04G21/32 主分类号 A62B35/00
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