Sock for a ballastless rail track tie

Details Sock for a ballastless rail track tie Sock for a ballastless rail track tie

1996-11-06

1998-02-03

Morano, S. Joseph

Railways: surface track

Roadbed

238 84, F01B 200

Patent

active

057135177

ABSTRACT:
A sock for a tie of ballastless rail track that is to be held in a bed of concrete, the sock comprising firstly an elastically deformable case receiving the tie whose bottom edge is chamfered, and secondly a pad lying beneath the tie in the bottom of the case, wherein the bottom portion of the case includes, in its inside wall, recesses guaranteeing compression flexibility thereto even after the wall has been deformed under the effect of hydrostatic pressure from the concrete bed.

REFERENCES:
patent: 859330 (1907-07-01), Overland
patent: 3289941 (1966-12-01), Sonneville
patent: 4266719 (1981-05-01), Ortwein et al.
patent: 4356968 (1982-11-01), Harmsen
patent: 4489884 (1984-12-01), Harmsen
patent: 4609144 (1986-09-01), Harmsen
patent: 4652495 (1987-03-01), Sato et al.

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