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. 27, 2007
Filed:
Jan. 12, 2004
Sai Kee OH, Seoul, KR;
Cheol Soo Ko, Goonpo-si, KR;
Dong Yeon Jang, Siheung-si, KR;
Yong Cheol SA, Anyang-si, JP;
SE Yoon OH, Seoul, KR;
Baik Young Chung, Incheon-si, KR;
Sai Kee Oh, Seoul, KR;
Cheol Soo Ko, Goonpo-si, KR;
Dong Yeon Jang, Siheung-si, KR;
Yong Cheol Sa, Anyang-si, JP;
Se Yoon Oh, Seoul, KR;
Baik Young Chung, Incheon-si, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A heat exchanger includes a plurality of tubes through which refrigerants flow, the tubes being spaced apart from each other, and a plurality of fins spaced apart from each other at a predetermined distance. Each of the fins has fin collars through which the tubes are perpendicularly inserted, seat portions concentrically formed around outer circumferences of the fin collars and provided with laterally-opened front and rear portions, more than two peak portions, and more than two valley portions, the peak and valley portions being alternately disposed to provide airflow variation.