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. 12, 2016
Filed:
Nov. 16, 2009
Applicants:
Guoqiang Liao, Wanchai, HK;
Ming Yip Wong, Hong Kong, CN;
Chor Tin MA, Wanchai, HK;
Inventors:
Assignee:
Well Being Digital Limited, Hong Kong, HK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/1455 (2006.01); H04R 1/10 (2006.01);
U.S. Cl.
CPC ...
H04R 1/105 (2013.01); A61B 5/14552 (2013.01); A61B 5/1455 (2013.01); H04R 1/1016 (2013.01); H04R 1/1066 (2013.01);
Abstract
An earplug-type earphone is disclosed including: an earplug () for producing sound and an elastic support (). The earplug () includes a front housing () and a rear housing () connected in that order. The elastic support () is positioned on an outer side of the rear housing (). When the earplug () is inserted in the external auditory canal, the elastic support () is pressed and deformed and then applies resilience to the helix, by which the earplug can be stably positioned in the external auditory canal.