Patent ID: 11904821
Assignee: KNORR-BREMSE SYSTEME FUER NUTZFAHRZEUGE GMBH
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. An electronic parking brake device for a vehicle, comprising:
manually actuatable electric towing vehicle parking brake control element,
a manually actuatable electric trailer parking brake control element,
an electronic control unit,
at least one pneumatic towing vehicle parking brake control valve,
at least one pneumatic trailer parking brake control valve,
a towing vehicle parking brake supply line, and
a trailer parking brake supply line, wherein as a function of an operating state of the towing vehicle parking brake supply line and the trailer parking brake supply line and in response to manually actuating the towing vehicle parking brake control element, the at least one pneumatic towing vehicle parking brake control valve is activatable by the control unit in such a way that the towing vehicle parking brake supply line can be deaerated or aerated by the at least one pneumatic towing vehicle parking brake control valve; and in response to manually actuating the trailer parking brake control element, the at least one pneumatic trailer parking brake control valve is activatable by the control unit in such a way that the trailer parking brake supply line can be deaerated or aerated by the at least one pneumatic trailer parking brake control valve.