发明授权
- 专利标题: Railway rail fastening clip and pad for recessed railseats
- 专利标题(中): 铁路轨道紧固夹和凹槽轨道座垫
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申请号: US14406183申请日: 2013-04-23
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公开(公告)号: US09562330B2公开(公告)日: 2017-02-07
- 发明人: Christopher Gardner , Stephen John Cox
- 申请人: PANDROL LIMITED
- 申请人地址: GB Addlestone, Surrey
- 专利权人: Pandrol Limited
- 当前专利权人: Pandrol Limited
- 当前专利权人地址: GB Addlestone, Surrey
- 代理机构: Husch Blackwell LLP
- 优先权: GB1210365.1 20120612
- 国际申请: PCT/GB2013/051024 WO 20130423
- 国际公布: WO2013/186520 WO 20131219
- 主分类号: E01B9/30
- IPC分类号: E01B9/30 ; E01B9/68
摘要:
A resilient railway rail fastening clip (3) has successive first to seventh portions (31 to 37), where in a non-operative configuration, the first and seventh portions (31, 37) form leg portions lying in a first plane (P), the second and sixth portions extend substantially away from and above the first plane (P), at least parts of the third and fifth portions (33, 35) extend towards and above the first plane (P) with their longitudinal axes lying substantially in a second plane (R) that intersects the first plane (P) at a first acute angle α, and the fourth portion (34) extends substantially in or below the first plane (P) with its longitudinal axis lying substantially in a third plane (Q) that intersects the first plane (P) at a second acute angle β, where 0°