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

Claim 4:
5. The electronic parking brake device according to claim 1, wherein
in at least one aerated state of the towing vehicle parking brake supply line and the trailer parking brake supply line and in the actuated state of the towing vehicle parking brake control element, the at least one pneumatic trailer parking brake control valve and the at least one pneumatic towing vehicle parking brake control valve are activatable by the control unit in such a way that the trailer parking brake supply line can be deaerated by the at least one pneumatic trailer parking brake control valve and the towing vehicle parking brake supply line can be deaerated by the towing vehicle parking brake control valve.