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:
Sep. 10, 2013
Filed:
Oct. 04, 2010
Chiu-yun Tung, Taichung, TW;
Fang-chang Hsieh, Taichung, TW;
Yuan-hsing Wu, Taichung, TW;
Chung-yi Huang, Taichung, TW;
Chiu-Yun Tung, Taichung, TW;
Fang-Chang Hsieh, Taichung, TW;
Yuan-Hsing Wu, Taichung, TW;
Chung-Yi Huang, Taichung, TW;
Merry Electronics Co., Ltd., Taichung, TW;
Abstract
An earphone device with a bass adjusting function is provided. The earphone device includes an accommodating portion and an extension segment. The accommodating portion has an inner chamber for accommodating a speaker. The extension segment which is hollow-shaped and has a first space and a second space therein, and the first space is in communication with the inner chamber of the accommodating portion, and when a portion of the extension segment is adjusted from a first position to a second position, the first space, the second space, and the inner chamber of the accommodating portion are in communication, so as to increase a volume of the back chamber of the speaker.