发明名称 TRACK AND CARRIAGE ASSEMBLY
摘要 A stairlift comprising upper and lower tracks (11, 12; 11', 12') has a carriage (15; 15') with upper and lower driven pinions enmeshed with rack teeth of the rails. The tracks are non-rectilinear but mutually parallel and the carriage is maintained in a constant attitude as it moves along the tracks.
申请公布号 WO9515909(A1) 申请公布日期 1995.06.15
申请号 WO1994GB02700 申请日期 1994.12.09
申请人 SUNRISE MEDICAL LIMITED;SMYTH, PHILIP, JOHN, RADWAY 发明人 SMYTH, PHILIP, JOHN, RADWAY
分类号 B66B9/08;(IPC1-7):B66B9/08 主分类号 B66B9/08
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