Patent 7911093 was granted and assigned to Bosch on March, 2011 by the United States Patent and Trademark Office.
In a converter motor, the converter unit and the electric motor together form a mechatronic unit. The converter unit is located behind the electric motor and is thermally coupled with the rear bearing shield. The converter unit includes a through hole, through which the rear end of the motor shaft passes. A contactless position detector is located in the region of this through hole.