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:
Apr. 07, 2020
Filed:
Sep. 01, 2017
Applicant:
Nidec Seimitsu Corporation, Ueda-shi, Nagano-ken, JP;
Inventors:
Zendi Mori, Ueda, JP;
Mitsuru Murata, Ueda, JP;
Assignee:
NIDEC SEIMITSU CORPORATION, Nagano, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B06B 1/04 (2006.01); H02K 33/00 (2006.01); H02K 1/12 (2006.01); H02K 3/50 (2006.01);
U.S. Cl.
CPC ...
B06B 1/045 (2013.01); H02K 1/12 (2013.01); H02K 3/50 (2013.01); H02K 33/00 (2013.01);
Abstract
A back yoke of a vibration motor has a rectangular top surface portion, a long side protrusion portion that protrudes downward from a long side portion of the top surface portion, and a short side protrusion portion that protrudes downward from a short side portion of the top surface portion. The short side protrusion portion has a protrusion amount smaller than that of the long side protrusion portion. A portion of a lead wire extending from the short side of a coil is disposed below the short side protrusion portion.