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:
May. 22, 2007
Filed:
Jan. 13, 2004
Sai Kee OH, Seoul, KR;
Cheol Soo Ko, Goonpo-si, KR;
Dong Yeon Jang, Siheung-si, KR;
Yong Cheol SA, Anyang-si, KR;
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, KR;
Se Yoon Oh, Seoul, KR;
Baik Young Chung, Incheon-si, KR;
LG Electronics, Inc., Seoul, KR;
Abstract
Disclosed is a heat exchanger including: a plurality of tubes through which refrigerants flow, the tubes being spaced away from one another; and a fin through which the tubes are perpendicularly inserted, and having a fin collar for supporting the inserted tube, a seat for supporting an outer circumference of a lower end of the fin collar, and three or more peak portions and three or more valley portions that are alternately disposed at an area defined between the tubes to cause air flow to vary at an area defined between the fin collar, heights of at least two peak portions or depths of at least two valley portions being different from each other.