专利名称：Bed for immobile patients发明人：Hermann Ruf申请号：US07/375812申请日：19890705公开号：US05020170A公开日：19910604
摘要：A bed for immobile patients includes a height-adjustable bed frame mountedon a sub-structure provided with at least two spaced apart and connected with oneanother pivotable sectors driven by a flexible element passing through a plurality ofrollers and fixed to extremeties of at least one sector and with a rail having a form of anarcuate of U- shaped depression running along at least one side of each sector andreceiving guiding elements rotatably mounted on stands juxtaposed with the sectors.
申请人：RUF; HERMANN
代理人：Herbert Dubno
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