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:
Jan. 15, 2008
Filed:
Nov. 10, 2004
Yoon-been Lee, Seoul, KR;
Hyung-soo Kim, Seoul, KR;
Sae-dong Jang, Gyeonggi-Do, KR;
Baik-young Chung, Incheon, KR;
Sai-kee OH, Seoul, KR;
Kyung-won Seo, Seoul, KR;
Ho-jong Jeong, Seoul, KR;
Yoon-Been Lee, Seoul, KR;
Hyung-Soo Kim, Seoul, KR;
Sae-Dong Jang, Gyeonggi-Do, KR;
Baik-Young Chung, Incheon, KR;
Sai-Kee Oh, Seoul, KR;
Kyung-Won Seo, Seoul, KR;
Ho-Jong Jeong, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A multi-air conditioner comprising: a plurality of indoor units for exchanging the heat with indoor air; a plurality of outdoor units, each outdoor unit having an outdoor heat exchanger for exchanging the heat and a compressor for compressing a fluid; a connecting pipe for connecting the indoor units with the outdoor units; and a pressure equalizing pipe for communicating the outdoor heat exchanger of one outdoor unit with the compressor of at least one other outdoor unit, so that the multi-air conditioner is capable of improving stability, reliability and efficiency of a system by equalizing the low pressure between the indoor units in heating and equalizing the high pressure between the outdoor units in cooling.