发明名称 |
Movable point for a crossing frog for railway apparatus of very great length, incorporated in long welded rails |
摘要 |
A movable point for a crossing frog for railway apparatus of great length, incorporated in long welded rails. The point (7) is comprised of a single steel element, which comprises integral seating cross members (8). The rigidity of the point varies along all its length from a minimum adjacent a thin forward portion (9) to a maximum adjacent a wide rear portion (10). The point is constituted by a piece of austenitic manganese steel. The point can be of cast steel or can be formed by laminating and/or forging, followed by machining.
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申请公布号 |
US5618013(A) |
申请公布日期 |
1997.04.08 |
申请号 |
US19960614652 |
申请日期 |
1996.03.13 |
申请人 |
COGIFER- COMPAGNIE GENERALE D'INSTALLATIONS FERROVIAIRES (SOCIETE ANONYME A DIRECTOIRE) |
发明人 |
MUGG, PHILIPPE |
分类号 |
E01B7/14;(IPC1-7):E01B7/00 |
主分类号 |
E01B7/14 |
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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