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:
Nov. 27, 2018
Filed:
Aug. 24, 2016
Applicant:
Makita Corporation, Anjo-shi, Aichi, JP;
Inventor:
Kazunori Tsuge, Anjo, JP;
Assignee:
MAKITA CORPORATION, Anjo-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/02 (2006.01); H04R 1/28 (2006.01); H04R 5/02 (2006.01); H04R 3/12 (2006.01);
U.S. Cl.
CPC ...
H04R 1/2819 (2013.01); H04R 1/023 (2013.01); H04R 1/2811 (2013.01); H04R 3/12 (2013.01); H04R 5/02 (2013.01); H04R 2201/028 (2013.01); H04R 2201/029 (2013.01);
Abstract
A sound output device has a sound output unit outputting sound to an exterior, a battery attachment unit to which an electric tool battery is attached, and a case supporting the sound output unit and the battery attachment unit. The case includes a first inner wall structure defining a first inner space accommodating the sound output unit, and a second inner wall structure defining a second inner space different from the first inner space. The second inner wall structure is configured to resonate the sound output of the sound output unit.