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:
Oct. 06, 2020
Filed:
Feb. 21, 2019
Applicant:
Sumitomo Riko Company Limited, Aichi, JP;
Inventors:
Assignee:
Sumitomo Riko Company Limited, Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 19/04 (2006.01); H04R 19/02 (2006.01); H02K 3/38 (2006.01); B06B 1/02 (2006.01); B32B 38/00 (2006.01); G08B 6/00 (2006.01); G10K 11/175 (2006.01);
U.S. Cl.
CPC ...
B06B 1/0292 (2013.01); B32B 38/0004 (2013.01); B32B 38/0012 (2013.01); B32B 2307/202 (2013.01); B32B 2307/204 (2013.01); B32B 2457/00 (2013.01); G08B 6/00 (2013.01); G10K 11/175 (2013.01); H04R 19/02 (2013.01); H04R 19/04 (2013.01);
Abstract
Provided is an electrostatic transducer () in which an electrostatic unit () is formed so as to be flat and wound into a roll, from a first laminate sheet () and a second laminate sheet (). The first laminate sheet () is provided with a first electrode sheet () and two first dielectric sheets () laminated onto both surfaces of the first electrode sheet (). The second laminate sheet () is provided with a second electrode sheet () and two second dielectric sheets () laminated onto both surfaces of the second electrode sheet ().