Railroad tie plate and correctable shim

Details Railroad tie plate and correctable shim Railroad tie plate and correctable shim

1980-03-04

1981-04-07

Reese, Randolph A.

Railways: surface track

Tie-plates

Screw spike

238287, 238304, 238306, 238310, 238372, E01B 944, E01B 910

Patent

active

042601053

ABSTRACT:
A railroad plate and connectable shim is disclosed for fastening railroad tracks over ground having a flat or raised topography in an economically feasible manner. The instant system provides a base plate with a sloping grooved channel for reception of the lower flange of a rail to be held in place in combination with a trapezoidal shim to insure the proper cant of the rail over the various topographical areas of the country. The instant base plate, trapezoidal shim, rail and railroad tie are all fastened via a set of screws which are angled towards the center of gravity of the rail.

REFERENCES:
patent: 954538 (1910-04-01), McKee
patent: 956499 (1910-04-01), McKee
patent: 1001879 (1911-08-01), Moorhead et al.
patent: 2008946 (1935-07-01), Cooper
patent: 3469784 (1969-09-01), Campbell et al.

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