TRAVELLING TIE TAMPER Russian patent published in 1995 - IPC

FIELD: compaction of ballast in railway track repairs. SUBSTANCE: machine comprises frame 1 resting on bogies and carrying tie-tamping devices 10. Each device is comprised of two tool frames 12 and 13, tie tampers 14 installed on frames 12 and 13 with a provision for being moved by drives in a vertical plane, vibration drives connected with tie tampers 14 and guides 15 arranged across the machine. Frames 12 are mounted on frames 13 and are moved together with the latter by drives 16 over guides 15. Frames 12 and 13 are moved in a vertical plane by drives 17. Frames 12 are installed on frames 13 by means of cantilever arms 20 and are capable of turning around horizontal axles 19 across the machine. The transverse movement of frames 12 and 13 carrying tampers 14 makes it possible to orient said tampers 14 in switch zones. EFFECT: improved design. 5 cl, 4 dwg