Protective circuit in a windscreen wiper drive and windscreen wiper drive
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United States of America Patent
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Jun 23, 2015
Grant Date -
Oct 17, 2013
app pub date -
Dec 8, 2011
filing date -
Dec 29, 2010
priority date (Note) -
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Abstract
The invention relates to a protective circuit (10) in a screen wiper drive (1), consisting of a parallel circuit having two circuit elements (16, 17), wherein one circuit element (16) consists of a capacitor (18) and the other circuit element (17) consists of a series-connection of a diode (19) and a Zener diode (20), wherein the forward direction of the diode (19) and the Zener diode (20) is different and the Zener diode (20) inhibits in the direction of a plus pole.
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