Ballast tamping machine with flexible ballast conveying tubes mounted on the carrier frame of the tamping heads to place ballast at tamping tools
AssigneeFranz Plasser Bahnbaumaschinen-Industriegesellschaft m.b.H.
InventorPierre Mohr
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Abstract
A ballast tamping machine comprises a tamping head comprising pairs of vibratory tamping tools immersible in the ballast and reciprocable in the operating direction and opposite thereto for tamping ballast under the ties, a track lifting and lining unit preceding the tamping head in the operating direction, and a device for substantially uniformly distributing ballast. The device has an outlet associated with each tamping tool for discharging ballast at the associated tamping tool.
Claims12
A ballast tamping machine mounted for mobility in an operating direction on a railroad track comprising two rails fastened to ties supported on a ballast bed, which comprises
- (a) a tamping head comprising pairs of vibratory tamping tools immersible in the ballast bed and reciprocable in the operating direction and opposite thereto for tamping ballast under the ties,
- (b) a track lifting and lining unit preceding the tamping head in the operating direction, and
- (c) a device for substantially uniformly distributing ballast, the device comprising a ballast storage container and ballast distributing tubes arranged to receive ballast from the container, each tube having an outlet remote from the container and adjacent a respective one of the tamping tools for discharging ballast at the respective tamping tool.
Dependencies are inferred from the claim text.