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. 12, 2015
Filed:
Nov. 10, 2011
Applicant:
Jumpei Kitamura, Kyoto, JP;
Inventor:
Jumpei Kitamura, Kyoto, JP;
Assignee:
Nidec Corporation, Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/14 (2006.01); H02K 1/06 (2006.01); H02K 5/08 (2006.01); F04D 19/00 (2006.01); F04D 25/06 (2006.01); H02K 1/18 (2006.01); H02K 1/30 (2006.01); H02K 7/14 (2006.01);
U.S. Cl.
CPC ...
H02K 5/08 (2013.01); F04D 19/002 (2013.01); F04D 25/0606 (2013.01); H02K 1/187 (2013.01); H02K 1/30 (2013.01); H02K 7/14 (2013.01);
Abstract
In a ventilation fan of inner rotor type in which a shaft is fixed to a motor supporting portion, the shaft is held by a shaft holding portion preferably provided by, for example, a metal member. The shaft holding portion includes a cylindrical portion which is fixed to a resin of the motor supporting portion preferably by being embedded through insert molding and into which the shaft is inserted, and a shaft holding flange portion extending outwards in the radial direction from either one of an upper end or a lower end of the cylindrical portion.