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:
Aug. 25, 2026

Filed:

Jul. 08, 2022
Applicants:

Lg Display Co., Ltd., Seoul, KR;

Fine M-tec Co., Ltd., Anyang-si, KR;

Inventors:

Youngjoon Yun, Goyang-si, KR;

Hyunchan Kim, Anseong-si, KR;

Jaekyu Lee, Anyang-si, KR;

Hyeonggwang An, Incheon, KR;

Shinsuk Lee, Gimpo-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 5/02 (2006.01); F16C 11/04 (2006.01); H05K 5/00 (2006.01); E05D 3/12 (2006.01); E05D 11/00 (2006.01); E05D 11/08 (2006.01);
U.S. Cl.
CPC ...
H05K 5/0226 (2013.01); F16C 11/04 (2013.01); H05K 5/0018 (2022.08); E05D 3/122 (2013.01); E05D 11/0054 (2013.01); E05D 11/081 (2013.01); E05Y 2201/11 (2013.01); E05Y 2201/218 (2013.01); E05Y 2201/474 (2013.01); E05Y 2201/48 (2013.01); E05Y 2201/638 (2013.01); E05Y 2999/00 (2024.05);
Abstract

A foldable display device includes a first support plate and a second support plate, a display panel disposed on the first support plate and the second support plate and a hinge assembly disposed between the first support plate and the second support plate, wherein the hinge assembly includes, a first hinge arm and a second hinge arm rotatably connected to each other, a first virtual axis gear coupled to the first hinge arm, a second virtual axis gear coupled to the second hinge arm, a first rotational gear and a second rotational gear disposed to mesh with each other between the first virtual axis gear and the second virtual axis gear and a first gear arm and a second gear arm fastened to interlock with the first virtual axis gear and the second virtual axis gear, wherein the first support plate, the second support plate, and the display panel perform folding and unfolding operations about a rotation axis different from central axes of the first virtual axis gear and the second virtual axis gear.


Find Patent Forward Citations

Loading…