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. 29, 2012
Filed:
Dec. 28, 2007
Applicants:
Jung Woo Lee, Seoul, KR;
Dong Soo Moon, Seoul, KR;
Seok Ho Choi, Seoul, KR;
Inventors:
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fan includes a main plate and at least one or more blades connected to the main plate. At least a portion of a boundary portion between the main plate and a pressure surface of the blade is provided as a curved boundary portion such that the blade and the main plate are connected to each other at a curvature.