专利内容由知识产权出版社提供
专利名称：APPARATUS FOR MANUALLY MOVING
LOADS
发明人：WILLIAMSON, Joan,WILLIAMSON, Calvin C.申请号：EP86905639.0申请日：19860911公开号：EP02351A1公开日：19870916
摘要： The above-described apparatus allows to develop the force required formoving a load along a flat or inclined surface, using a set of two wheels (5) mounted on acommon axis (10), a wheel being free to move and the other being prevented fromrotating by the use of a unidirectional control arm system (25). The assembly isparticularly useful for wheel transport trailers animal, small boats and other similarapplications.
申请人：WILLIAMSON, Calvin C.
地址：1690 River Park boulevard Napa, CA 94558 US
国籍：US
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