Windscreen wiper is mainly used to clean the rain or snow on windshield and make sure range of vision of driver is clear in rainy or snowy days.
Driven by electric motor, windscreen wiper is consisted of retarder, wiper switch, linkage and blade.
The left and right blades of the windscreen wiper are pressed on the windscreen by wiper’s arms. Electric motor turns the retarder and drives the linkage to reciprocate which would put the arms of wiper and blade in motion. Thus, the windshield is cleaned.
Electric motor (electric motor of wiper) can be classified according to their magnetic field. There are permanent magnet motor and electromagnetic motor.
Structure of permanent magnet motor used in windscreen wiper
Permanent magnet motor has long been in common usage as its magnetic pole is permanent magnet, normally is ferrite magnet. Small, light and simple and cheap, those are advantages of permanent magnet motor. So this kind of motor is widely used in cars.
Tags: permanent magnet, motor magnet
Driven by electric motor, windscreen wiper is consisted of retarder, wiper switch, linkage and blade.
The left and right blades of the windscreen wiper are pressed on the windscreen by wiper’s arms. Electric motor turns the retarder and drives the linkage to reciprocate which would put the arms of wiper and blade in motion. Thus, the windshield is cleaned.
Electric motor (electric motor of wiper) can be classified according to their magnetic field. There are permanent magnet motor and electromagnetic motor.
Structure of permanent magnet motor used in windscreen wiper
Permanent magnet motor has long been in common usage as its magnetic pole is permanent magnet, normally is ferrite magnet. Small, light and simple and cheap, those are advantages of permanent magnet motor. So this kind of motor is widely used in cars.
Tags: permanent magnet, motor magnet
China Rare Earth Magnet Limited manufactures permanent motor magnet for motor of windscreen wiper.
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