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. 11, 2017
Filed:
Jan. 19, 2016
Applicants:
Yunxia Xu, Shenzhen, CN;
Bin Cai, Shenzhen, CN;
Assignee:
AAC TECHNOLOGIES PTE. LTD., Singapore, SG;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/00 (2006.01); H04R 7/12 (2006.01); H04R 7/14 (2006.01); G10K 13/00 (2006.01); H04R 7/16 (2006.01);
U.S. Cl.
CPC ...
H04R 7/125 (2013.01); H04R 7/14 (2013.01); H04R 7/127 (2013.01); H04R 7/16 (2013.01); H04R 2499/11 (2013.01);
Abstract
One embodiment of the invention discloses an acoustic device having a housing with a sound hole formed thereon and a speaker unit accommodated in the housing. The speaker unit has a central part, an edge part surrounding the central part and a first strength means formed on the central part for reinforcing rigidity thereof. The first strength means has a first section away from the sound hole and a second section close to the sound hole, and a rigidity of the first section is less than that of the second section.