| 摘要 |
PROBLEM TO BE SOLVED: To provide a lift cage having no conventional problems, and to provide a maintenance method. SOLUTION: The lift cage 1 comprises a cage roof 2 which can be lowered to a passenger compartment by a lifting device and which is functioned as a maintenance platform for a maintenance worker to do maintenance work at a lowered position. The lifting device has several Bowden pulls. COPYRIGHT: (C)2007,JPO&INPIT
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