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:
Aug. 05, 2008
Filed:
Nov. 25, 2003
Sae-dong Jang, Gyeonggi-Do, KR;
Il-nahm Hwang, Gyeonggi-Do, KR;
Jin-seob Song, Gyeonggi-Do, KR;
Bong-soo Park, Seoul, KR;
Dong-jun Yang, Seoul, KR;
Ho-jong Jeong, Seoul, KR;
Sae-Dong Jang, Gyeonggi-Do, KR;
Il-Nahm Hwang, Gyeonggi-Do, KR;
Jin-Seob Song, Gyeonggi-Do, KR;
Bong-Soo Park, Seoul, KR;
Dong-Jun Yang, Seoul, KR;
Ho-Jong Jeong, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
An air conditioner comprises an outdoor unit and an indoor unit provided with an indoor heat exchanger and an indoor expansion device, wherein the outdoor unit comprises a compressor for compressing a refrigerant, an outdoor heat exchanger for heat-exchanging a refrigerant, a four-way valve adjacently arranged to the compressor for circulating a refrigerant discharged from the compressor according to a heating cycle or a cooling cycle, a refrigerant detouring path for detouring a refrigerant discharged from the outdoor heat exchanger to the compressor at the time of a defrosting operation, an outdoor expansion device installed in the middle of the detouring path for reducing a pressure of a refrigerant which flows in the refrigerant detouring path, and a heat exchanging device installed in the middle of the detouring path for heat-exchanging between a refrigerant introduced from the outdoor expansion device and a refrigerant discharged from the compressor.