Carrying device to carry load has gas spring combining functions of fixing device and counterforce device

摘要

The carrying device has a height-adjustable carrier arm between two end headpieces (2, 3), including arms (4, 5) of a parallelogram pivot joint, a counterforce device and a fixing device blocking the pivot joint. It includes a gas spring (6) combining the functions of a fixing device and a counterforce device, which locks itself on reaching a preset blocking position.