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. 19, 2015
Filed:
Jun. 28, 2013
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Keun Jeong Jang, Seoul, KR;
Byung Ghun Kim, Suwon-si, KR;
Jong Moon Kim, Hwaseong-gun, KR;
Young Jae Kim, Yongin-si, KR;
Hyeong Joon Seo, Suwon-si, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Suwon-Si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/34 (2006.01); F04D 29/38 (2006.01); F01D 5/14 (2006.01); F01D 5/28 (2006.01); F04D 29/32 (2006.01);
U.S. Cl.
CPC ...
F01D 5/147 (2013.01); F01D 5/282 (2013.01); F04D 29/329 (2013.01);
Abstract
Provided is a propeller fan including a hub having an oval shape in an axial direction, a plurality of wings that extend from the hub, and at least one reinforcement rib that extends from the hub and is formed closer to a leading edge of each of the plurality of wings. Through this configuration, the propeller fan has blowing efficiency and stiffness, and the weight and material cost of the propeller fan can be reduced.