发明名称 Portable wheel chair ramp
摘要 A lightweight portable wheel chair ramp comprising a pair of ramps detachably secured to one another in a compact, portable configuration. Each ramp is telescopically extensible with oppositely disposed non-slip surface engaging flanges and can be adjustably locked to the length required. A pair of alignment and spacer brackets secure the ramps together in spaced parallel relation during operation. The ramps can be detached from one another, collapsed and secured together for ease of transport.
申请公布号 US4528711(A) 申请公布日期 1985.07.16
申请号 US19830515996 申请日期 1983.07.22
申请人 PACKER, LOUIS 发明人 PACKER, LOUIS
分类号 A61G3/06;B65G69/28;(IPC1-7):E01D15/12 主分类号 A61G3/06
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