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. 30, 2017
Filed:
Aug. 07, 2014
Minebea Co., Ltd., Kitasaku-gun, Nagano, JP;
Yukihiro Higuchi, Fukuroi, JP;
Atsushi Taroda, Kakegawa, JP;
MINEBEA CO., LTD., Kitasaku-gun, JP;
Abstract
An axial flow fan motorcomprises: a casing outer frame; an impeller; a rotor shaftas a rotation axis at a center of the impeller; a bearing housingin an inside of a rotor housing; and a base portion hubin an air blowout opening side, wherein, in a cross-sectional view along the rotation axis, the base portion hubhas an outer peripheral portionat least partially inclined to the rotation axis side by an angle θ1 toward the air blowout opening sidewith regard to a straight line parallel to the rotation axis, and the casing outer framehas an inner peripheral portionat least partially inclined to the rotation axis side by an angle θ2 toward the air blowout opening sidewith regard to a straight line parallel to the rotation axis.