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. 18, 2008
Filed:
Nov. 25, 2005
Se-dong Chang, Seoul, KR;
Sai-kee OH, Seoul, KR;
Chi-woo Song, Seoul, KR;
Baik-young Chung, Seoul, KR;
Ju-won Kim, Seoul, KR;
Bong-soo Park, Seoul, KR;
Se-Dong Chang, Seoul, KR;
Sai-Kee Oh, Seoul, KR;
Chi-Woo Song, Seoul, KR;
Baik-Young Chung, Seoul, KR;
Ju-Won Kim, Seoul, KR;
Bong-Soo Park, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
An air conditioning system comprises a first tank connected to an outlet side refrigerant line of an indoor unit, a second tank disposed to be lower than the first tank, middle tank installed between the first tank and the second tank, a heat source cycle for depressurizing and cooling the first refrigerant inside the first tank by circulating a second refrigerant and heating the first refrigerant of the second tank, a middle tank cooling unit for feed back connected to an inlet side refrigerant line of the second tank among refrigerant lines of the heat source cycle, a middle tank heating unit for feed back connected to a refrigerant line between the first tank and the second tank among refrigerant lines of the heat source cycle, and a controller for selectively circulating the second refrigerant of the heat source cycle to the middle tank cooling unit for feed back or the middle tank heating unit for feed back.