发明名称 |
Trolley designed to climb stairs has toothed wheels with teeth distributed and profiled so that stair nosing enters successively between pairs of teeth |
摘要 |
The trolley (1) climbs a stair (8) by means of toothed wheels (5). The teeth are distributed and have a profile so that the stair nosing (9) enters successively in between pairs of teeth (10).
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申请公布号 |
FR2843727(A1) |
申请公布日期 |
2004.02.27 |
申请号 |
FR20020010396 |
申请日期 |
2002.08.20 |
申请人 |
DOUILLARD MICHEL |
发明人 |
DOUILLARD MICHEL |
分类号 |
B62B5/02;(IPC1-7):B62B5/02 |
主分类号 |
B62B5/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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