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:
Oct. 02, 2007
Filed:
Jun. 20, 2005
Eun Jun Cho, Buchun-Si, KR;
Yun Ho Ryu, Seoul, KR;
Yeong Seop Choe, Buchun-si, KR;
Jae Won Lee, Seoul, KR;
Baik Young Chung, Inchun-si, KR;
Eun Jun Cho, Buchun-Si, KR;
Yun Ho Ryu, Seoul, KR;
Yeong Seop Choe, Buchun-si, KR;
Jae Won Lee, Seoul, KR;
Baik young Chung, Inchun-si, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A cogeneration system including a generator, a drive source operating to drive the generator, and thus, to cause the generator to generate electricity, a heat pump type air conditioner including a compressor, a 4-way valve, an indoor heat exchanger, an expansion device, and an outdoor heat exchanger, a heater to heat air, which has passed around the indoor heat exchanger after completing heat exchange with the indoor heat exchanger, and a waste heat recoverer to recover waste heat of the drive source during a heating operation of the heat pump type air conditioner, and to supply the recovered waste heat to the heater. The waste heat of the drive source can be re-used to heat air passing through the indoor heat exchanger, so that the heating performance of the heat pump type air conditioner is enhanced.