US 12,255,503 B2
Motor system
Jae Hoon Yoon, Gwacheon-Si (KR)
Assigned to Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed on May 26, 2022, as Appl. No. 17/825,838.
Claims priority of application No. 10-2021-0079275 (KR), filed on Jun. 18, 2021.
Prior Publication US 2022/0407396 A1, Dec. 22, 2022
Int. Cl. H02K 11/33 (2016.01); H02K 11/25 (2016.01); H02P 6/08 (2016.01); H02P 6/16 (2016.01); H02P 27/06 (2006.01)
CPC H02K 11/33 (2016.01) [H02K 11/25 (2016.01); H02P 6/16 (2013.01); H02P 27/06 (2013.01); H02P 6/08 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A motor system comprising:
a motor including a motor cover and a shaft, wherein a first end portion of the shaft is exposed to an outside of the motor cover;
a permanent magnet provided at the exposed first end portion of the shaft;
a rotation angle detector disposed at a periphery of the permanent magnet, and configured to detect a magnetic field change due to rotation of the permanent magnet during rotation of the shaft to detect a rotation angle of the motor; and
an inverter including a power module configured to generate driving power driving the motor, the inverter being coupled to the motor at a side where the first end portion of the shaft is exposed,
wherein the first end portion of the shaft is extended toward the side so that the exposed first end portion of the shaft is protruded from the motor cover.