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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0893614 (1992-06-05) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 9 인용 특허 : 0 |
A composite continuous surface rail is constructed by combining a load-bearing support rail divided into segments to allow for thermal expansion with a continuous surface rail that slideably engages the support rail and spans any number of support rail segments. The continuous top or surface rail in
A support rail carrying a continuous surface rail to form a composite rail for a railroad track having a continuous operative surface for vehicles running on the composite rail, the surface rail having a predetermined shape for mounting on said support rail, said support rail comprising: a support r
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