Wiper motor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 11, 2019
Grant Date -
Feb 16, 2017
app pub date -
Oct 28, 2016
filing date -
Jul 30, 2009
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A wiper motor has: a magnet disposed on the yoke and formed with at least four poles; an armature disposed on an inner side of the magnet; a speed reduction mechanism unit having an output shaft for transmitting the rotation of the armature shaft; a gear housing connected to the yoke; a gear housing cover covering an opening of the gear housing; a magnet attached to the output shaft of the speed reduction mechanism unit; an absolute position detecting sensor disposed so as to face the magnet; and a control board having the absolute position detecting sensor attached thereto, the control board being disposed between the gear housing and the gear housing cover, and configured to control the rotation of the armature shaft.
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