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:
Mar. 09, 2010
Filed:
Nov. 02, 2005
Applicants:
Jae Heuk Choi, Seoul, KR;
Yoon Been Lee, Seoul, KR;
Baik Young Chung, Incheon, KR;
SE Dong Chang, Gyeonggi-Do, KR;
Inventors:
Jae Heuk Choi, Seoul, KR;
Yoon Been Lee, Seoul, KR;
Baik Young Chung, Incheon, KR;
Se Dong Chang, Gyeonggi-Do, KR;
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 5/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An air conditioning system and an apparatus for protecting the same. The air conditioning system comprise an outdoor unit, a plurality of indoor units connected to the outdoor unit by each refrigerant line, and a refrigerant line closing unit installed at the refrigerant line of the indoor unit for preventing a refrigerant flowing on the refrigerant line of the indoor unit from being introduced into the outdoor unit when power supply to one or more indoor units is cut off.