The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 22, 2022
Filed:
Jun. 02, 2020
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Kyung Chang Industrial Co., Ltd., Daegu, KR;
Yang Rae Cho, Suwon-si, KR;
Byoung Hyuk Lee, Suwon-si, KR;
Wonjin Jeong, Hwaseong-si, KR;
Kyu-Jung Kim, Daegu, KR;
Ki Cheol Hyun, Daegu, KR;
Dae Yeon Kim, Daegu, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Kyung Chang Industrial Co., Ltd., Daegu, KR;
Abstract
An acuator for a shift-by-wire system includes a drive motor installed inside a motor housing, the drive motor having a drive shaft, and a decelerator inside a decelerator housing coupled with the motor housing, the decelerator coupled to the drive shaft. The decelerator includes a sun gear connected to a first side of an eccentric part of the drive shaft, a ring gear engaged with the sun gear and fixed to the decelerator housing, an output shaft connected to a second side of the eccentric part, a first bearing coupled to one side of the eccentric part and supporting the sun gear, a second bearing coupled to the other side of the eccentric part and supporting the output shaft, and a power delivery unit coupled to the sun gear and the output shaft in a center region between the first and second bearings.