BRAKE DRIVE WITH WEAR COMPENSATOR Russian patent published in 1999 - IPC

FIELD: mechanical engineering; disk brakes of aircraft and road vehicles. SUBSTANCE: brake drive with wear compensator has housing accommodating hollow piston. Rod, axially movable bushing with inner conical surface, locking member with outer conical surface mated with bushing surface and release spring are arranged in piston space. Drive has cylindrical guide installed on rod and rigidly secured in housing. Locking member is made in form of at least three insets provided with teeth on inner surface of each member and enclosing the guide. Release spring is installed between locking member and rod. preset clearance is formed by end face of cylindrical groove made in piston and bushing flange. EFFECT: simplified design, enhanced manufacturability, reduced labour input, improved operation reliability. 1 dwg