发明名称 |
DRIVING OF RAIL CLIPS IN MAKING A RAILWAY RAIL-AND-FASTENING ASSEMBLY |
摘要 |
<p>DRIVING OF RAIL CLIPS IN MAKING A RAILWAY RAIL-AND-FASTENING ASSEMBLY Clips for holding down railway rails are driven into position, for example by driving parallel to the rails, by power-operated means on apparatus with wheels which run along at least one rail. There may be one or two power-operated means for driving clips one at a time or two at a time on opposite sides of the same rail or four power-operated means for driving four clips at a time, one on each side of each rail. The power-operated means may comprise piston and-cylinder devices driving levers.</p> |
申请公布号 |
CA1044953(A) |
申请公布日期 |
1978.12.26 |
申请号 |
CA19750235523 |
申请日期 |
1975.09.12 |
申请人 |
PANDROL LIMITED |
发明人 |
LEEVES, GEOFFREY G.;CUTTS, GLYNN D.;STRINGER, RICHARD J.;COLVILLE, CLIFFORD R. |
分类号 |
E01B29/24;(IPC1-7):01B29/24 |
主分类号 |
E01B29/24 |
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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