APPARATUS FOR STRAIGHTENING MEMBERS OF MOTOR VEHICLE Russian patent published in 1995 - IPC

FIELD: metal pressure forming. SUBSTANCE: apparatus includes a hydraulic cylinder for straightening, supporting changeable working members of different versions. The hydraulic cylinder is joined with a hydraulic control system, having a tank for working liquid, a power cylinder, connected with the tank with use of an absorbing valve, safety and by-pass valves. A pressure valve and two shut-off valves, spring-loaded one towards another, are arranged between the power cylinder and the hydraulic cylinder. A rod of the power cylinder is being moved by a driven pedal. The power cylinder operates in modes of high and low pressures. EFFECT: simplified structure of the apparatus, enlarged using range of such apparatus. 9 cl, 2 dwg