Expanding-sleeve rail fastening

Details Expanding-sleeve rail fastening Expanding-sleeve rail fastening

1981-01-22

1983-09-13

Reese, Randolph

Railways: surface track

Fastenings

Spikes

238375, 411 22, 411 45, E01B 910

Patent

active

044037341

ABSTRACT:
An expanding sleeve device for fastening a rail to a crosstie comprising a headed bolt threaded into a tapered nut. Positioned between the head and nut is a sleeve having radially expandable pronged portions and a deformable collar. The tapered nut causes the pronged portions and sleeve to expand and fit securely in a hole in the crosstie.

REFERENCES:
patent: 786037 (1905-03-01), Lakhovsky
patent: 912663 (1909-02-01), Frandsen
patent: 1586617 (1926-06-01), Etheridge
patent: 2688894 (1954-09-01), Modrey
patent: 3355850 (1967-12-01), Rohe
patent: 4108043 (1978-08-01), Varga

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