Concrete sleeper with east-in insert cooperating with a fastener

Details Concrete sleeper with east-in insert cooperating with a fastener Concrete sleeper with east-in insert cooperating with a fastener

1990-06-04

1992-01-28

Werner, Frank E.

Railways: surface track

Rail seats

With anchor in concrete

238264, 238351, 238349, 238270, E01B 918

Patent

active

050837060

ABSTRACT:
A fastener assembly for a railroad concrete sleeper wherein an insert is embedded in the concrete and extends across the sleeper, the insert having flanges which form between them a mouth of a T-slot over a wider space below the flanges and having surfaces which key it into the concrete, and a retaining block having a tail which bears upwardly against the undersurface of the flange which lies beneath a rail foot, and a head which bears downwardly on the upper surface of the other flange outboard of the rail foot, the head having an aperture extending through it in a direction also across the sleeper, and a bent rod type fastener is retained by the aperture and bears downwardly both on the rail foot and on the block head.

REFERENCES:
patent: 905867 (1908-12-01), Girard
patent: 1018538 (1912-02-01), Wilde
patent: 1588628 (1926-06-01), Sellers
patent: 1667532 (1928-04-01), Carlson
patent: 1933536 (1933-11-01), Awbrey
patent: 2579373 (1951-12-01), Edee
patent: 3147921 (1964-09-01), Delcroix
patent: 3282506 (1966-11-01), Holstein
patent: 3858804 (1975-01-01), Hixson
patent: 4470543 (1984-09-01), Gray et al.
patent: 4505428 (1985-03-01), Matsuo et al.
patent: 4756477 (1988-07-01), Schumaker
patent: 4946099 (1990-08-01), Bratchell

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