The unit comprises a multi-layer structure (3) with a plurality of superimposed plates (10-12), and in particular an upper plate (10) carrying and/or integrating a plurality of pneumatic, electro-pneumatic or electric components (RV; EV1-EV11; PS1-PS4; ......

In combination with a railway locomotive brake valve (10) having at least one exhaust valve assembly (12), at least one spring housing (14) and at least one range spring (16), the improvement comprising a device (18) for providing enhanced damping capabili...

The brake system has a main air line (1) including a vent valve (6) to which is connected a shut-off valve (5). The shut-off valve is connected to a control line (7) charged with control pressure and opens with high control pressure and closed with low con...