| 摘要 |
1. Brake unit usable in particular for the application of at least one brake-shoe on at least one railway vehicle wheel, of the type comprising, in a closed housing, at least one service brake cylinder (1) actuated by a pressurized fluid and acting on at least one force amplifier lever (8) mechanically connected to a push rod on which is articulated a brake-head (19), adapted to receive brake shoes (24) and supported by a head hanger (20) articulated at the brake unit to receive the reaction of the braking forces, characterized in that the articulation axis (7) of the force amplifier lever (8) and the articulation axis (6) of the head hanger (20) are fixed and rigidly embedded in a rigid support chassis of the brake unit and through-cross the closed housing to hook it at these two articulation axes (6, 7) with the use of attachment means such as screws, nuts or circlips. |
