HYDRAULIC HERMETIC OSCILLATION DAMPER

摘要

dampening oscillations of transport facilities. SUBSTANCE: hydraulic oscillation damper has external housing with slots closed by air filters where hermetic nonmagnetic hydraulic cylinder is located; hydraulic cylinder is provided with guide immovable rod; external magnets with poles provided with antifriction coats are also located in housing; piston is provided with internal magnets whose poles are provided with antifriction coats. Piston of hermetic hydraulic cylinder is provided with calibrated orifices. Blanks closing orifices are found in upper and lower parts of nonmagnetic hydraulic cylinder. Damper is provided with flexible member made in form of spring. EFFECT: enhanced reliability and economical efficiency due to sealing of hydraulic cylinder. 1 dwg