Method and device for positional control of vehicle hoist

摘要

The figure shows the two columns (1, 2) the ground or floor (3) to which they are fixed, the lifting carriage (4, 5) moving vertically up and down, and each side possesses its own drive (6, 7) and electric motor (8, 9) rotating the drive or spindle. The left end of the carriage is equipped with the transmitter (13), of a scanning unit and the right end with its receiver (14), for synchronising the movement of the carriage, using the measuring length (15).