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. 31, 2023
Filed:
Feb. 03, 2020
Applicant:
Sony Group Corporation, Tokyo, JP;
Inventors:
Atsushi Yamamoto, Tokyo, JP;
Daizen Kobayashi, Tokyo, JP;
Assignee:
SONY GROUP CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/02 (2006.01); H04R 1/10 (2006.01); H04R 1/08 (2006.01);
U.S. Cl.
CPC ...
H04R 1/1075 (2013.01); H04R 1/08 (2013.01); H04R 1/1008 (2013.01); H04R 1/02 (2013.01); H04R 1/105 (2013.01); H04R 2460/11 (2013.01);
Abstract
The present invention provides a headphone, comprising: a casing in which a hole portion leading to the inside and outside is formed; a diaphragm; a support for supporting the diaphragm; and an air flow path for air taken from the outside of the casing to the inside through the hole portion, wherein a plurality of the air flow paths are provided, and extension directions of axes set on an open end surface on one side of the air flow paths intersect.