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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0642230 (1984-08-20) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 4 인용 특허 : 4 |
A system for fastening a rail to a foundation such as railroad ties or sleepers to form a railroad track. The system includes L-shaped inserts which are imbedded into the foundation and extending above it, supports which are laterally located with respect to the rails, and a fastening member or clip
In a method of fastening a flanged rail to a foundation to form a railroad track system, comprising the steps of; mounting a support on said foundation laterally of said rail, embedding an insert in said foundation between said rail and said support, providing a fastening member, disposing said fast
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