Electricity: motive power systems – Automatic and/or with time-delay means – Moisture content or wetness
Patent
1977-02-03
1978-12-26
Smith, Jr., David
Electricity: motive power systems
Automatic and/or with time-delay means
Moisture content or wetness
318DIG2, H02P 300
Patent
active
041318340
ABSTRACT:
An automatic control system for a vehicle windshield wiper system which includes a plurality of sensors which are activated in response to various degrees of moisture precipitation or rain and an electronic control circuit adapted to be activated by the sensors to start and stop the wiper mechanism and also to operate it intermittently and at low or high speed in accordance with the degree of rain or moisture precipitation.
REFERENCES:
patent: 3582747 (1971-06-01), Kerns
patent: 3594625 (1971-07-01), Richardson
patent: 3602790 (1971-08-01), Kerns
patent: 3649898 (1972-03-01), Inoue
patent: 3728603 (1973-04-01), Kerns
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