Classification of automotive electrical switches

      There are many kinds of switches in automobile, which can be introduced from the functional and structural aspects. Classification by function:
　　1. Driving operation functions: the varieties include ignition starting, constant speed, overspeed, rearview mirror control switch, etc. The load that controls has motor, relay, lamp, circuit to wait.
　　2. Alarm signal function: the varieties include steering horn, parking light, alarm light, brake light switch, etc. The load of control has lamp, relay, solenoid valve to wait.
　　3. Lighting system functions: there are headlights, fog lights, instrument lights, switches and so on. The controlling load is mainly the lamp.
　　4. Wiper system functions: wiper, scrubber, window heating switch, etc. The load of control has motor, relay, resistance, pump and so on.
　　5. Air conditioning cooling system functions: varieties include fans, air conditioners, temperature control switches, etc. The load that controls has motor, electromagnetism valve to wait.
　　6. Doors and Windows, lock system functions: varieties include door locks, electric shaking window machine, oil tank lid, luggage, skylight switch, etc. The load that controls has motor, electromagnetism valve to wait. According to the mechanical structure classification: from the 1950s, in the past few decades, in order to meet the needs of automobile development, the structure of the switch has also undergone great changes, mainly including the following seven types. Push and pull type, rotary type, push rod type, burn plate type, push button type, plate handle type, electronic type, etc.