发明名称 SELF-ADJUSTING ELEVATOR HITCH
摘要 An elevator system (10) includes an elevator car (12) supported for movement within a hoistway by a plurality of ropes (16) secured to the elevator car (12) by a corresponding plurality of hitch assemblies (14). Each hitch assembly (14) includes an adjustable member (18) for adjusting a biasing force exerted by a biasing member (20) on the elevator car (12). The adjustable member (18) varies the length of the biasing member (20) to distribute at least a portion of a supporting force among the plurality of ropes (16) to counter imbalanced loads on the elevator car (12).
申请公布号 WO2005096719(A2) 申请公布日期 2005.10.20
申请号 WO2004US06833 申请日期 2004.03.05
申请人 OTIS ELEVATOR COMPANY;ZENG, QINQIAN;FERRISI, JOHN 发明人 ZENG, QINQIAN;FERRISI, JOHN
分类号 B66B7/08 主分类号 B66B7/08
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