Steel pipe connector of ladder-type sleeper for railway track

Details Steel pipe connector of ladder-type sleeper for railway track Steel pipe connector of ladder-type sleeper for railway track

1997-04-25

1999-03-30

Le, Mark Tuan

Railways: surface track

Ties

Cross section

238117, 238 25, 238 54, 238 50, 238 70, E01B 300

Patent

active

058877886

ABSTRACT:
To provide inexpensively a connector constructed of a steel pipe and bearing a tie function of a ladder-type sleeper for railway tracks, in a connector constructed of a steel pipe 1 used in the ladder-type sleeper for railway tracks integrated with longitudinal beams made of concrete and the connectors constructed of steel pipes 1 by feeding concrete, both end portions of the connector constructed of the steel pipe 1 are flattened in the horizontal direction and a corrosion resistant coating 4 is coated at portions of the connector constructed of the steel pipe 1 exposed to the atmosphere.

REFERENCES:
patent: 291514 (1884-01-01), Holbrook
patent: 681508 (1901-08-01), Raby
patent: 3371866 (1968-03-01), Sonneville
patent: 3948010 (1976-04-01), Sonneville
patent: 5464153 (1995-11-01), Broughton
patent: 5582346 (1996-12-01), Wakui et al.

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