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.:

US 9306429 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 05, 2016

Filed:

Feb. 12, 2013
Applicant:

Nidec Seimitsu Corporation, Ueda, Nagano-ken, JP;

Inventors:

Tomohiro Akanuma, Ueda, JP;

Yuuki Yamada, Ueda, JP;

Tetsuya Inoue, Ueda, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 5/24 (2006.01); H02K 33/00 (2006.01); H02K 33/16 (2006.01); B06B 1/04 (2006.01); H02K 5/04 (2006.01); H02K 35/00 (2006.01);
U.S. Cl.
CPC ...
H02K 5/24 (2013.01); B06B 1/045 (2013.01); H02K 33/00 (2013.01); H02K 33/16 (2013.01); H02K 5/04 (2013.01); H02K 35/00 (2013.01);
Abstract

A vibration generator includes a circumferential wall portion, a vibrating body arranged inside the circumferential wall portion in an opposing relationship with a coil and configured to reciprocatingly vibrate in one direction, a band-shaped leaf spring arranged between the vibrating body and the circumferential wall portion to support the vibrating body on the circumferential wall portion, and a damper member including a base portion attached to one of the vibrating body and the leaf spring and a tip end portion extending toward the other of the vibrating body and the leaf spring. The tip end portion of the damper member makes sliding contact with the leaf sprig or the vibrating body.


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