TRACK MAINTAINER Russian patent published in 2002 - IPC

FIELD: railway transport. SUBSTANCE: invention relates to machinery for construction and repair of railway tracks. Track maintainer has frame resting on running bogies, tie tamper and track raising and lining device mounted on frame between running bogies. Cabin is arranged between raising and lining device and running bogie. Roller supports installed in guides made on machine frame are secured in upper part of cabin. Lower part of cabin is connected with wheelset through hall support. Said wheelset is provided with hydraulic drive for independent displacement of cabin. Wheelset can be adjusted in height by means of hydraulic cylinders or other drive. Invention saves cabin from cyclic loads at acceleration and braking of machine and decreases vibrations transmitted by tie tamper to cabin. EFFECT: improved conditions of operation. 2 dwg