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. 17, 2012
Filed:
Feb. 04, 2009
Applicants:
Seung Yong Chang, Seoul, KR;
Chi Woo Song, Seoul, KR;
Sung Hwan Kim, Seoul, KR;
Chang Min Choi, Seoul, KR;
Inventors:
Seung Yong Chang, Seoul, KR;
Chi Woo Song, Seoul, KR;
Sung Hwan Kim, Seoul, KR;
Chang Min Choi, Seoul, KR;
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 45/00 (2006.01); F25B 49/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a refrigerant amount determining method of an air-conditioning apparatus, when a refrigerant amount determining mode is requested to be performed, whether or not the amount of refrigerant in the air-conditioning apparatus can be automatically determined. Thus, a user can easily check whether or not the refrigerant charged in the air-conditioning apparatus is excessive or insufficient.