发明名称 Elevator and arrangement
摘要 An elevator having an elevator car with a car frame on which are mounted a first set of diverting pulleys from which the hoisting ropes go downwards and a second set of diverting pulleys from which the hoisting ropes go upwards. The rope tension in the rope portions going from the diverting pulleys of the first set is smaller than the rope tension in the rope portions going from the diverting pulleys of the second set by a specified ratio. According to the invention, the diverting pulleys of the first set are at a larger average distance from the car frame than the diverting pulleys of the second set. In a possible inventive arrangement, the distance of an up-direction diverting pulley from the car frame is smaller by a specified ratio than the distance a corresponding down-direction diverting pulley.
申请公布号 US8127893(B2) 申请公布日期 2012.03.06
申请号 US20060393748 申请日期 2006.03.31
申请人 MUSTALAHTI JORMA;AULANKO ESKO;KONE CORPORATION 发明人 MUSTALAHTI JORMA;AULANKO ESKO
分类号 B66B11/08;B66B7/10;B66B11/00 主分类号 B66B11/08
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