Tamping tool assembly

Details Tamping tool assembly Tamping tool assembly

1995-07-13

1996-07-09

Morano, S. Joseph

Railways

Track layers

Tamper

E01B 2702

Patent

active

055334555

ABSTRACT:
A tamping tool assembly comprises two pairs of tamping tools succeeding each other in the direction of elongation of a railroad track, two of the tamping tools of the pairs being adjacent each other and the other two tamping tools of the pairs being remote from each other. It includes a first vertically adjustable tamping tool carrier, a first crank shaft mounted on this tamping tool carrier, drives connecting the two adjacent tamping tools and one of the remote tamping tools to the first crank shaft for reciprocating the two adjacent tamping tools and the one remote tamping tool, a first drive for vertically adjusting the first tamping tool carrier for immersing the two adjacent tamping tools in the ballast between the two successive ties and the one remote tamping tool in the ballast adjacent one of the ties, a second vertically adjustable tamping tool carrier, a second crank shaft mounted on this tamping tool carrier, a drive connecting the other remote tamping tool to the second crank shaft for reciprocating the other remote tamping tool, a vertical guide whereon the second tamping tool carrier is mounted, and a second drive for vertically adjusting the second tamping tool carrier independently of the first tamping tool carrier for immersing the other tamping tool in the ballast adjacent the other one of the successive ties.

REFERENCES:
patent: 3465688 (1969-09-01), Theurer
patent: 4773333 (1988-09-01), Theurer
patent: 5133263 (1992-07-01), Theurer

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