发明授权
- 专利标题： Rail fastening devices
- 专利标题（中）： 轨道紧固装置
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申请号： US96364701申请日： 2001-09-27
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公开(公告)号： US6431463B2公开(公告)日： 2002-08-13
- 发明人: IGWEMEZIE JUDE O
- 申请人： IGWEMEZIE JUDE O.
- 优先权： GB9500700 1995-01-13; US89371097 1997-07-11; US56632795 1995-12-01
- 主分类号： E01B3/16
- IPC分类号： E01B3/16 ; E01B9/34 ; E01B9/40 ; E01B9/48 ; E01B9/00
摘要：
A rail tie plate suitable for attachement to a wood tie has a pair of upstanding abutment members to accommodate a rail flange, each having an opening allowing insertion of a rail clip. The tie plate tapers on thickness and has an upper side canted with respect to the lower side. The lower side is provided with wedge shaped projections that tapers laterally in the same direction as the tie plate and have an end face making an angle no greater than 90° with respect to the lower side.