发明授权
- 专利标题: Railroad tie pad
- 专利标题(中): 铁路领带
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申请号: US725432申请日: 1996-10-03
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公开(公告)号: US5730357A公开(公告)日: 1998-03-24
- 发明人: Viktor Besenschek , Robert L. Hagerman
- 申请人: Viktor Besenschek , Robert L. Hagerman
- 申请人地址: MI South Haven
- 专利权人: Airboss of America Corp.
- 当前专利权人: Airboss of America Corp.
- 当前专利权人地址: MI South Haven
- 主分类号: E01B9/68
- IPC分类号: E01B9/68 ; E01B9/62
摘要:
A railroad tie pad comprises a hard polymer frame which defines a central cavity. An elastomeric insert fills the cavity and is secured to the frame. One side of the frame is wider than an opposing side.