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. 21, 2023
Filed:
Dec. 06, 2019
Lg Electronics Inc., Seoul, KR;
Minkyu Hwang, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A refrigerator includes an upper door, a lower door positioned below the upper door and configured to be extended out of and retracted into the lower storage chamber, wherein the lower door includes a drawer part having a storage space and a door part configured to open and close the lower storage chamber, respectively, a draw-out, an ascending and descending mechanism provided at the drawer part and configured to ascend and descend the storage space, a driving mechanism provided at the door part and configured to provide a driving force to the ascending and descending mechanism, a controller to control the driving mechanism, a microphone module provided at the upper door and configured to receive a voice input from a user, and a voice recognition module to allow the controller to control the driving mechanism in response to the voice input from the user.