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:
May. 01, 2012
Filed:
Dec. 30, 2008
Applicants:
OK Sun Yu, Seoul, KR;
Yong Hwan Eom, Seoul, KR;
Hyoun Jeong Shin, Seoul, KR;
Inventors:
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 1/04 (2006.01); H02P 3/00 (2006.01); G05B 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system and method for driving a drawer of a refrigerator and a refrigerator employing this system is provided. This system and method allows for the automatic opening and closing of multiple drawers of a refrigerator either sequentially or simultaneously. The system automatically closes a first drawer after a second drawer has been opened to reduce the loss of cooling air and to preserve freshness of items stored in the refrigerator.