发明名称 |
INTERMEDIATE RAIL FASTENER ON REINFORCED CONCRETE BASE |
摘要 |
FIELD: designs of track structure. SUBSTANCE: fastener has tie plate (1); anchor (2) partially imbedded in concrete tie; rod-shaped spring clamp (4) engaged with rail foot, anchor (2) and concrete tie; clamp foot (9) located between clamp bearing part and concrete tie; threaded member (6) ensuring pressing of clamp (4) to rail foot and tie. Anchor (2) is made in form of box rectangular in cross-section in which built-in bolt (5) is installed with nut (6) and washer (7). Box lower part is embedded into reinforced concrete tie and has member locking head of built-in bolt. Upper part of anchor (2) protrudes above concrete tie surface through 1.5-2.5 diameters of spring clamp (4) and is made in form of cheeks with hollows on end face for locking spring clamp (4) in position of preliminary assembly. EFFECT: solved technical problems involved in facilitation of mounting work and reduced cost. 4 cl, 9 dwg |
申请公布号 |
RU2205258(C1) |
申请公布日期 |
2003.05.27 |
申请号 |
RU20020119270 |
申请日期 |
2002.07.22 |
申请人 |
OBSHCHESTVO S OGRANICHENNOJ OTVETSTVENNOST'JU "KAT |
发明人 |
SPIRIDONOV V.N.;D'JAKOV A.V.;IVANOV A.V.;FEDIN V.M. |
分类号 |
E01B9/18 |
主分类号 |
E01B9/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|