发明名称 |
DEVICE FOR CHANGING POINTS |
摘要 |
The points-changing device described has a multiplicity of interlinked hydraulic control devices spaced at intervals along the line. A mechanical control device is connected to the first hydraulic cylinder/piston unit which is designed to act as a pump, the swept space in this unit being connected up to the swept spaces of subsequent hydraulic cylinder/piston units such that all pump in the same direction.
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申请公布号 |
CA2170128(C) |
申请公布日期 |
1999.05.11 |
申请号 |
CA19952170128 |
申请日期 |
1995.06.21 |
申请人 |
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发明人 |
DURCHSCHLAG, GERALD;ACHLEITNER, HERBERT |
分类号 |
B61L5/00;B61L5/04;E01B7/00;(IPC1-7):B61L5/04 |
主分类号 |
B61L5/00 |
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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