Frog, in particular frog point, for rail crossing or rail switch

Details Frog, in particular frog point, for rail crossing or rail switch Frog, in particular frog point, for rail crossing or rail switch

1983-09-12

1985-04-30

Rutledge, L. Dewayne

Metal treatment

Compositions

Heat treating

75128B, 75128T, 75123K, 246471, 428682, 428683, C22C 3808

Patent

active

045142351

ABSTRACT:
In a steel frog for rail crossings and rail switches, the frog point or, respectively, the surface of the frog being travelled upon by the wheels consists of an age-hardening steel having the composition

REFERENCES:
patent: 3488186 (1970-01-01), Decker et al.
patent: 4342593 (1982-08-01), Larson et al.

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