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:
Jul. 31, 2018
Filed:
Jan. 26, 2017
Applicant:
Yao Hui, Shenzhen, CN;
Inventor:
Yao Hui, Shenzhen, CN;
Assignee:
AAC TECHNOLOGIES PTE, LTD., Singapore, SG;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 1/20 (2006.01); H04R 1/28 (2006.01); H04R 9/02 (2006.01); H04R 9/06 (2006.01); H04R 1/02 (2006.01);
U.S. Cl.
CPC ...
H04R 1/2811 (2013.01); H04R 1/02 (2013.01); H04R 9/025 (2013.01); H04R 9/06 (2013.01);
Abstract
A speaker is disclosed. The speaker includes a housing with an accommodation space; a speaker unit accommodated in the housing; a back cavity formed between the speaker unit and the housing; and at least a first leak formed on the housing communicating with the back cavity. One end of the leak is connected to the back cavity, and the other end is connected to the outside of the speaker.