Mobile heavy lifting device, for telpher, has dual joint arm comprising upper and lower joint arms that run parallel to each other and are connected with each other by compulsory guiding device with upper and lower gearwheels

摘要

The device (10) has a lifting frame for accommodating a load, and a dual joint arm (64) comprising upper and lower joint arms (66, 68) that run parallel to each other. The arms have corresponding upper and lower joint arm-coupling bar-swivel joints (72, 74), by which the upper and lower arms are pivotably attached with a joint arm-coupling bar (70) relative to the arms. The upper and lower arms are connected with each other by a compulsory guiding device (92) that is provided with upper and lower gearwheels (94, 96).