A backup system for an electronic parking brake, EPB, of a commercial vehicle ensures a safe state even during electric power failure of a power supply unit of the EPB. The backup system includes a detection unit for detecting the power failure, a storage device for storing sufficient electric power to perform a switch into the safe state, a boost circuit configured to charge the storage device during standstill of the vehicle and to discharge the storage device during motion of the vehicle, and a switch device configured to supply the electric power of the storage device to the EPB if the power failure is detected by the detection unit.
Backup System for an Electronic Parking Brake and a Method for Providing a Backup Power
2023-12-28
Patent
Electronic Resource
English
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