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. 26, 2020
Filed:
Oct. 27, 2017
Applicant:
Minebea Mitsumi Inc., Nagano, JP;
Inventors:
Assignee:
MINEBEA MITSUMI INC., Nagano, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/28 (2006.01); H02K 11/40 (2016.01); H02K 5/16 (2006.01); H02K 11/00 (2016.01); H02K 7/09 (2006.01); G11B 19/20 (2006.01); H02K 1/27 (2006.01); H02K 15/03 (2006.01);
U.S. Cl.
CPC ...
H02K 1/28 (2013.01); G11B 19/2036 (2013.01); H02K 1/2753 (2013.01); H02K 5/163 (2013.01); H02K 7/09 (2013.01); H02K 11/0094 (2013.01); H02K 11/40 (2016.01); H02K 15/03 (2013.01); H02K 2205/03 (2013.01);
Abstract
A spindle motor according to an embodiment includes a base plate, a rotor magnet fixed to a rotor assembly positioned at one surface side of the base plate and a magnetic attraction plate fixed at the one surface side of the base plate so as to face the rotor magnet. An opposite area of the base plate facing the magnetic attraction plate includes a coated area covered by an epoxy electric discharge coating film, and the magnetic attraction plate is fixed to the opposite area via at least one of an epoxy adhesive and an acrylic adhesive.