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:
Jun. 30, 2020
Filed:
Jul. 26, 2018
Lg Display Co., Ltd., Seoul, KR;
Jeonghun Kim, Goyang-si, KR;
Bongchul Kim, Gyeongsangbuk-do, KR;
LG DISPLAY CO., LTD., Seoul, KR;
Abstract
The display device includes a rollable display panel configured to display an image; a display-panel roller, the display panel being fixed thereto, the roller being elongate; a support frame, the display-panel roller being rotatably coupled to the frame; a drive motor configured for rotating the display-panel roller with respect to the support frame, wherein a rotation of the display-panel roller allows roll-up of the panel around the roller or unroll-down of the panel from the roller; and an elastic unit configured to configured to provide an elastic force to assist in rolling up the display panel around the display-panel roller. This allows reduction of a size or capacity of the motor.