发明名称 Hybrid modular ramp
摘要 The Hybrid Modular Ramp and The Hybrid Modular Ramp System are new in their design of portable and movable wheelchair no step access. One of the key points to this innovation is the rigid welding of the incline side rails at the slope of 1:12. This prevents the ramp from bring installed correctly at any other slope or pitch. Another innovation is the design feature that allows the use of various types of flooring material (some examples are: 1'' plywood, 5/4'' decking, steel and aluminum plating, various gratings both ferrous and non-ferrous, fiberglass grating, vinyl decking and various composite decking). More innovations include the use of a single material for construction and simple assembly and installation with minimal fasteners.
申请公布号 US2006010621(A1) 申请公布日期 2006.01.19
申请号 US20040893861 申请日期 2004.07.19
申请人 WENTZ JOHN J;D AMBROSIO FRANCIS C 发明人 WENTZ JOHN J.;D'AMBROSIO FRANCIS C.
分类号 E01D1/00 主分类号 E01D1/00
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