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US 9,157,194 B2Granted
Machine for cleaning a ballast bed of a track
AssigneePlasser & Theurer Export von Bahnbaumaschinen Gesellschaft m.b.H.
InventorsJosef Theurer, Herbert Woergoetter
Life of this patent
Estimating the term…
Abstract
In a first method step for cleaning a ballast bed (8) of a track (9), the ballast (6) picked up from a bedding section (7) adjoining sleepers ends (30), after having been cleaned, is introduced underneath the track (9) immediately after the removal—carried out in a second method step—of the ballast (6) located underneath the sleepers.
Claims6
A machine for cleaning a ballast bed (8) of a track comprising:
- a shoulder pick-up device for picking up ballast located in a bedding section adjoining sleepers ends,
- a separate undercutter comprising an endless conveyor chain rotatable parallel to a track plane—for shifting the ballast located underneath the track into the said bedding section,
- wherein a device for discharging cleaned ballast upon the track as well as a track lifting unit are provided immediately following the undercutter with regard to a working direction of the machine.
Dependencies are inferred from the claim text.