PNEUMATIC CYLINDER OF CONVEYOR LOWERING SECTION DRIVE Russian patent published in 2003 - IPC

FIELD: mechanical engineering; conveyors. SUBSTANCE: proposed pneumatic cylinder is designed for driving lowering sections of overhead pushing conveyors. Pneumatic cylinder has sleeve, rod, piston, front and rear covers, device to brake piston at end of its travel, travel adjusting stop located on rear cover. Stop is made in form of hollow cylinder rigidly secured on rear cover. Inner diameter of said cylinder exceeds diameter of brake bushing getting into cylinder and outer diameter is less than diameter of piston. Through ports are made on outer surface of stop in zero of joining with rear cover. EFFECT: improved reliability, enlarged operating capabilities of pneumatic cylinder. 2 dwg