SNOWGROOMER COMPRISING A WINCH ASSEMBLY TO AID HANDLING OF THE SNOWGROOMER ON STEEP SLOPES; AND METHOD OF OPERATING THE WINCH^ ASSEMBLY

摘要

A snow groomer (1), equipped with a winch assembly (10) to aid handling of the snow groomer (1) on steep slopes, has a frame (2); a user interface (7); a control unit (13); and the winch assembly (10), which has a support structure (14) fixed to the frame (2), a drum (15) that rotates with respect to the support structure (14) about an axis (Al), a cable (16) fixed at one end to the drum (15) and wound about the drum (15), an actuator assembly (27) for rotating the drum (15) about the axis (Al), and a sensor (28) for determining the position of the drum (15) about the axis (Al); the control unit (13) being configured to control the cable (16) as a function of the position of the drum (15) and the geometry of the drum (15).