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.

Date of Patent:
Jan. 31, 2023

Filed:

Dec. 05, 2019
Applicant:

Mplus Co., Ltd., Suwon-si, KR;

Inventors:

Seok Jun Park, Suwon-si, KR;

Jun Kun Choi, Suwon-si, KR;

Yeon Ho Son, Suwon-si, KR;

Yong Tae Kim, Suwon-si, KR;

Yong Jin Kim, Suwon-si, KR;

Seung Wook Kim, Suwon-si, KR;

Dong Su Moon, Suwon-si, KR;

Assignee:

MPLUS CO., LTD., Suwon-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 33/18 (2006.01); H04R 1/02 (2006.01); H04R 9/00 (2006.01); H04R 9/02 (2006.01); H04R 9/06 (2006.01); B06B 1/04 (2006.01);
U.S. Cl.
CPC ...
H02K 33/18 (2013.01); H04R 1/02 (2013.01); H04R 9/00 (2013.01); H04R 9/02 (2013.01); H04R 9/025 (2013.01); H04R 9/06 (2013.01); B06B 1/045 (2013.01);
Abstract

A sound vibration actuator includes: a casing having an internal space formed by an underside casing part, a side periphery casing part, and a top casing part; a coil part coupled to the top casing part in such a manner as to receive power from the outside; a magnet part disposed in the internal space of the casing and having a magnet and a weight; an elastic member whose one surface coupled to the magnet part; and a weight part coupled to the coil part. The sound vibration actuator can be varied in coupling ways of the components thereof to generate vibrations in a high frequency band as well as a low frequency band.


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