发明授权
- 专利标题： Rail-to-tie fastener
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申请号： US3587965D申请日： 1969-04-23
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公开(公告)号： US3587965A公开(公告)日： 1971-06-28
- 发明人: NEWTON JOHN S
- 申请人： PORTEC INC
- 专利权人： Portec Inc
- 当前专利权人： Portec Inc
- 优先权： US81872969 1969-04-23
- 主分类号： E01B9/30
- IPC分类号： E01B9/30
摘要：
A SPRING-TYPE RAIL FASTENER WHICH INCLUDES A RIGID INTEGRAL TENSION ELEMENT INSERTABLE THROUGH A VERTICAL OPENING IN A TIE TO FLEX A COMPRESSION ELEMENT BEARING ON THE ONE HAND UPON A RAIL BASE AND ON THE OTHER HAND UPON THE TIE. A LOCKING BAR ON THE TENSION ELEMENT COOPERATES WITH THE TIE OPENING TO
PERMIT A RAPID TWIST-TO-LOCK ASSEMBLY OF THE FASTENER COMPONENTS.
PERMIT A RAPID TWIST-TO-LOCK ASSEMBLY OF THE FASTENER COMPONENTS.