Ballast tamping

Details Ballast tamping Ballast tamping

1977-11-30

1981-03-31

Reese, Randolph A.

Railways

Track layers

Tamper

E01B 2716

Patent

active

042586275

ABSTRACT:
A tamping unit comprises a vertically adjustably mounted carrier, a plurality of tamping tools arranged in a transverse plane for immersion in a track crib on each side of the rail, a rigid integral support including a central arm mounted on the carrier and two transverse arms extending perpendicularly to the track rail from the central arm on a respective side of the rail, the support being mounted on the carrier for pivoting about an axis extending transversely of the rail and the tamping tools being mounted on the transverse support arms on the respective sides of the rail to straddle the rail, drives for pivoting the support about the axis for vibrating the support, and a pivot mounting one of the tamping tools mounted on the transverse support arm extending from the rail towards the center of the track, the pivot extending parallel to the track rail for pivoting the tamping tool independently in a direction transverse to the track rail.

REFERENCES:
patent: 3357366 (1967-12-01), Theurer
patent: 3534687 (1970-10-01), Plasser et al.
patent: 3669025 (1972-06-01), Plasser et al.
patent: 3998165 (1976-12-01), Jaeggi
patent: 4069763 (1978-01-01), Theurer
patent: 4094251 (1978-06-01), Theurer

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