MACHINE FOR DISMANTLING AN OLD TRACK AND LAYING A NEW TRACK

摘要

A machine (1) for dismantling an old track and laying a new track has a machine frame (8) supported on undercarriages (9,10,11), a sleeper pick-up device (12), a sleeper-laying device (17) and a grading means (35) comprising a grading blade (36). The grading means (35) has two limiting blades (44) associated with it which are located at a distance from one another with respect to the transverse direction of the machine and extend in the longitudinal direction of the machine, between which limiting blades is located the sleeper-laying device (17).