Pneumatic controller for a hydrodynamic brake

Abstract

A pneumatic controlling device for a hydrodynamic brake comprises a working-pressure port, and further comprises at least one inlet valve via which a working-pressure line leading to the working-pressure port can be connected to an air feed line that is connected to a compressed-air source, and comprises at least one outlet valve via which the working-pressure line is connected to an air bleed line that is connected to an air bleed exit, wherein the working-pressure line is connected to the air bleed line via at least one quick air bleed valve, wherein a safety valve is arranged between the compressed-air source and the quick air bleed valve and is configured to actuate the quick air bleed valve.

Dependencies are inferred from the claim text.