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:
Feb. 13, 2007
Filed:
Jan. 19, 2005
Cheol Min Kim, Anyang-si, KR;
Cheol Soo Ko, Kunpo-si, KR;
Sim Bok Ha, Seoul, KR;
Baik Young Cheong, Inchun-si, KR;
Cheol Min Kim, Anyang-si, KR;
Cheol Soo Ko, Kunpo-si, KR;
Sim Bok Ha, Seoul, KR;
Baik Young Cheong, Inchun-si, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A cogeneration system including a pre-heater to pre-heat outdoor air blown toward the outdoor heat exchanger during a heating operation of a heat pump type air conditioner, an auxiliary evaporator to evaporate a refrigerant emerging from the outdoor heat exchanger during the heating operation of the heat pump type air conditioner, and waste heat recovering means to transfer waste heat of the engine to at least one of the pre-heater and the auxiliary evaporator. The cogeneration system exhibits a high energy efficiency.