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.

Date of Patent:
Jun. 30, 2020

Filed:

Nov. 21, 2017
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Inventors:

Jae Young Choi, Busan, KR;

Sung Wha Hong, Gyeonggi-do, KR;

Jong Yun Park, Gyeonggi-do, KR;

Assignees:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16D 23/06 (2006.01);
U.S. Cl.
CPC ...
F16D 23/06 (2013.01); F16D 2023/0618 (2013.01);
Abstract

A transmission synchronizer includes a lower key that is installed to be slidable with respect to a hub in a radial direction of the hub and an upper key that is installed on an exterior of the lower key, the upper key being slidable in an axial direction of the hub. Additionally, a sleeve is installed at an exterior of the hub to slide the upper key in the axial direction while the sleeve slides in the axial direction, to pressurize the upper key toward a synchro ring. A key spring installed between the lower key and the hub to pressurize the lower key and the upper key toward an inner surface of the sleeve.


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