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. 10, 2018
Filed:
Oct. 03, 2016
Applicant:
Kabushiki Kaisha Audio-technica, Tokyo, JP;
Inventors:
Satoshi Yoshino, Tokyo, JP;
Hiroaki Furuya, Tokyo, JP;
Assignee:
KABUSHIKI KAISHA AUDIO-TECHNICA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/00 (2006.01); H04R 19/04 (2006.01); H04R 1/04 (2006.01); H04R 31/00 (2006.01);
U.S. Cl.
CPC ...
H04R 19/04 (2013.01); H04R 1/04 (2013.01); H04R 31/006 (2013.01);
Abstract
A condenser microphone is provided that can ensure the fixation of an electroacoustic transducer inside a unit case and the grounding of the electroacoustic transducer, regardless of variations in manufacture of the unit case and a circuit board. A condenser microphone unit includes an electroacoustic transducer and a unit case accommodating the electroacoustic transducer. The unit case includes at least one protrusion that is disposed on the inner circumferential surface of the unit case. The electroacoustic transducer is fixed inside the unit case with the protrusion.