The invention discloses an engine preheating and rearview mirror heating circuit which comprises a power source, a master relay switch, a processor unit, a rearview mirror heating module and an engine preheating module. One end of the master relay switch is connected with one end of the power source while the other end of the master relay switch is connected with a first switch and then connected to one end of the rearview mirror heating module, the other end of the rearview mirror heating module is connected to the other end of the power source, the other end of the master relay switch is connected with a second switch and then connected to one end of the engine preheating module, the other end of the engine preheating module is connected to the other end of the power source, one end of a third switch is connected with the other end of the master relay switch while the other end of the same is connected with one end of the rearview mirror heating module and one end of the engine preheating module, and an output end of the processor unit is connected with a control end of the master relay switch. Parts in the engine preheating and rearview mirror heating circuit are reduced, utilization rate of the parts is increased, and the circuit is designed to be more compact.
Engine preheating and rearview mirror heating circuit
2015-06-10
Patent
Electronic Resource
English
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
Rearview mirror system and rearview mirror control method
European Patent Office | 2024
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