| 发明名称 |
Carriage especially for use in mines |
| 摘要 |
A carriage and drive mechanism for use in mines in which the drive engages a continuous chain and moves the carriage along a rack; including a chain deflecting device and chain guide members.
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| 申请公布号 |
US4006937(A) |
申请公布日期 |
1977.02.08 |
| 申请号 |
US19750546041 |
申请日期 |
1975.01.31 |
| 申请人 |
PERARD ENGINEERING LTD. |
发明人 |
CURTIS, BRIAN MATTHEW |
| 分类号 |
E21F13/08;E21C29/00;E21C29/04;(IPC1-7):E21C29/04 |
主分类号 |
E21F13/08 |
| 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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