Mobile ballast tamper

Details Mobile ballast tamper Mobile ballast tamper

1976-06-14

1978-01-17

Spar, Robert J.

Railways

Track layers

Tamper

104 1R, E01B 2717

Patent

active

040685969

ABSTRACT:
A mobile ballast tamper comprises a vertically movable tamping head with vibratory tamping tools for tamping ballast under the track ties whereby the track is pressed upwardly. A counterpressure beam for holding the track in position against the upward pressure extends above each track rail in the direction thereof in the region of the tamping tools and has at least three points of engagement with the associated rail. Power-actuated drives are linked to ends of the counterpressure beams.

REFERENCES:
patent: 3744428 (1973-07-01), Plasser et al.
patent: 3926123 (1975-12-01), Plasser et al.
patent: 3943857 (1976-03-01), Theurer

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