Roller sleigh for slides and hill slopes - has running rollers and braked guide rollers on double T-rail chassis

摘要

The sledge consists of a double-T rail, with two or more running-rollers lying on its running-rail. Two or more pairs of guiding rollers fit laterally against its centre rail. Brake linings act in conjunction with the running-rail and centre rail. The one acting on the running-rail can be raised by a roller block hinged to tilt on the chassis's rear. This can carry on electric motor, in contact with a current rail on the lift sector.