发明名称 |
Railway car trap door lift |
摘要 |
A railway car includes conventional steps leading from a lower station platform to the floor level in a vestibule. A lift platform adapted to receive a seat or wheel chair is provided to lift a handicapped person who has difficulty going up or down steps. A motor is provided for moving the lift platform over the steps between the lower level and floor level while maintaining it in a horizontal position.
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申请公布号 |
US4273498(A) |
申请公布日期 |
1981.06.16 |
申请号 |
US19790092439 |
申请日期 |
1979.11.07 |
申请人 |
THE BUDD COMPANY |
发明人 |
DICKHART, III, WILLIAM W.;MARVIN, RICHARD H. |
分类号 |
B60R3/00;A61G3/06;B60P3/00;B61D23/00;B61D47/00;(IPC1-7):B60P1/44;B60P3/06;B61D3/06 |
主分类号 |
B60R3/00 |
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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