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:
Apr. 27, 2021
Filed:
May. 31, 2019
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Chon Ok Kim, Yongin-si, KR;
Yong Uk Shin, Suwon-si, KR;
Woochurl Son, Seongnam-si, KR;
Soonki Eo, Ansan-si, KR;
Woo Jin Chang, Suwon-si, KR;
Sun Sung Kwon, Anyang-si, KR;
Minho Chae, Incheon, KR;
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA MOTORS CORPORATION, Seoul, KR;
Abstract
A synchronizer apparatus for a transmission includes: first and second shifting gears rotatable on an output shaft; a hub spline-coupled with the output shaft and having a slope portion having slanted surfaces; a sleeve spline-coupled with the hub; a key coupled with a recess of a slope portion; first and second clutch gears disposed between the hub and shifting gears; first and second outer rings and first and second inner rings disposed between the hub and clutch gears; first and second synchronizer cones disposed between the first inner and outer rings and the second inner and outer rings; a poppet ball unit disposed at the sleeve and contacting the key through a poppet ball; first and second push blocks disposed at the slanted surfaces; and first and second push springs inserted in spring holes formed at the push blocks to force push blocks to the slanted surfaces.