| 摘要 |
The invention relates to a service brake valve (1) for at least one pneumatic braking circuit of a pneumatic or electro-pneumatic braking device of a vehicle, containing a service brake valve housing (4), a tappet (2) actuable by a foot brake plate, a tappet receptacle (6) with a spring plate (8), spring means (9) for transmitting the actuating forces acting on the tappet (2) to at least one relay piston (10), and at least one electric switch (12) for changing an electric signal directly after actuation of the foot brake plate. According to the invention, the electric switch (12) can be directly actuable by the relay piston (10).. |
