Spike driving machine including improved rail clamping apparatus

Details Spike driving machine including improved rail clamping apparatus Spike driving machine including improved rail clamping apparatus

1984-06-29

1986-04-01

Scherbel, David A.

Railways

Track layers

Trail rail mounted rail anchor applicator

104 2, E01B 2926

Patent

active

045790612

ABSTRACT:
A spike-driving machine for use in driving spikes into railroad ties and including a rail clamping apparatus for securing the machine to the rails while spikes are being driven into the rails. The rail clamping apparatus can employ only a single hydraulic cylinder and is constructed so as to firmly grip the rails even if the heads of the rails are substantially worn and also constructed so as to grip a variety of different sizes of rails whether or not those rails are new rails or substantially worn.

REFERENCES:
patent: 3071082 (1963-01-01), Talboys
patent: 3119346 (1964-01-01), Derler
patent: 3274951 (1966-09-01), Christoff
patent: 3299833 (1967-01-01), Stewart
patent: 3461810 (1969-08-01), Yard
patent: 3552320 (1971-01-01), Traupmann
patent: 4046078 (1977-09-01), Theurer
patent: 4248154 (1981-02-01), Theurer
patent: 4273052 (1981-06-01), Woolner et al.
patent: 4430945 (1984-02-01), Theurer

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