Parking brake for railway vehicles, especially for freight and passenger vehicles

摘要

The locking element of the brake is pneumatically or electrically actuated in such a way that when there is a feed of electrical or pneumatic power the lock is released and the energy of the spring accumulator for braking is released. The spring accumulator may be formed as a piston and cylinder unit, and the piston and piston rod, in the operating direction of the brake, and can be acted upon by a compression spring, and in the release direction of the brake may be acted upon by pressure medium.