Monobloc points for grooved rails and method for making same

Details Monobloc points for grooved rails and method for making same Monobloc points for grooved rails and method for making same

1990-04-05

1992-03-31

Heinrich, Samuel M.

Metal fusion bonding

Process

With shaping

228182, 29415, 29558, 409143, E01B 702, E01B 706, B23K 3102

Patent

active

051000466

ABSTRACT:
A method for making monobloc points for a transporation rail is disclosed. The points include a profiled body having a groove for housing a point rail. The method includes selecting a steel bloom having dimensions at least equal to the outer dimensions of the body and machining the steel bloom to define the profiled body.

REFERENCES:
patent: 1074089 (1913-09-01), Moore
patent: 2030704 (1936-02-01), Langford
patent: 3441999 (1969-05-01), Perdue et al.
patent: 3661480 (1972-05-01), Forschner et al.
patent: 3708856 (1973-01-01), Keifer
patent: 3751795 (1973-08-01), Favre
patent: 3821840 (1974-07-01), Kershaw
patent: 4534093 (1985-08-01), Jahnke et al.
patent: 4634087 (1987-01-01), Kempa

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