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:
Jul. 19, 2011
Filed:
Mar. 19, 2008
Applicants:
Kyeong Hwan Kim, Seoul, KR;
IL Hyeon JO, Seoul, KR;
Jin Ho Chang, Seoul, KR;
Woo Young Kim, Seoul, KR;
Inventors:
Kyeong Hwan Kim, Seoul, KR;
Il Hyeon Jo, Seoul, KR;
Jin Ho Chang, Seoul, KR;
Woo Young Kim, Seoul, KR;
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06F 29/00 (2006.01); D06F 35/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a washing machine, which prevents solidification of liquid detergent by rapidly recovering the liquid detergent left in a liquid detergent supply passage and a liquid detergent supply pump by forming a negative pressure differential by use of the liquid detergent supply pump for a set period of time after the supply of liquid detergent is finished.