发明授权
- 专利标题: Wing rail hold-down
- 专利标题(中): 翼轨紧固
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申请号: US561568申请日: 1995-11-22
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公开(公告)号: US5595361A公开(公告)日: 1997-01-21
- 发明人: James A. Remington , Keith Young , Stephen R. Kuhn
- 申请人: James A. Remington , Keith Young , Stephen R. Kuhn
- 申请人地址: IL Chicago
- 专利权人: ABC Rail Products Corporation
- 当前专利权人: ABC Rail Products Corporation
- 当前专利权人地址: IL Chicago
- 主分类号: E01B9/60
- IPC分类号: E01B9/60 ; B61K13/00
摘要:
A railroad trackwork spring frog installation having a conventional wing rail with attached wing rail horn fitting is provided with an improved co-operating hold-down comprising a weld block element component, a separate, readily replaceable, riser component supported by the weld block component, a housing component positioned over the wing rail horn fitting and supported by the weld block component, and bolt-type fastener devices joining the hold-down components into a unitary structure.
公开/授权文献
- US4538357A Railway wheel rotundity gage 公开/授权日:1985-09-03