148676 ⎘
Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with a plurality of axially-movable discs, lamellae, or pads, pressed from one side towards an axially-located member without self-tightening action; Brakes with only one rotating disc actuated by a fluid-pressure device arranged in or on the brake comprising an expansible fluid-filled flexible member coaxial with the brake