发明名称 Support beam for the traction cable pulleys for a lift.
摘要 <p>The beam comprises at each of its ends a telescopic arm (3) which may be extended on installation from a retracted position permitting the introduction of the beam into the lift shaft, to an extended position in which the beam can be disposed with its extremities in the corresponding recesses provided in the lift shaft for receiving them.</p>
申请公布号 EP0371806(A1) 申请公布日期 1990.06.06
申请号 EP19890312489 申请日期 1989.11.30
申请人 OTIS ELEVATOR COMPANY 发明人 CHAPELAIN, JEAN-CLAUDE;BEAULIEU, DANIEL
分类号 B66B11/08;B66B7/00;B66B11/00 主分类号 B66B11/08
代理机构 代理人
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