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:
Aug. 22, 2023
Filed:
Jan. 20, 2022
Sintai Optical (Shenzhen) Co., Ltd., ShenZhen, CN;
Asia Optical Co., Inc., Taichung, TW;
Takayuki Karasawa, Taichung, TW;
Tomoya Takahashi, Taichung, TW;
SINTAI OPTICAL (SHENZHEN) CO., LTD., Shenzhen, CN;
ASIA OPTICAL CO., INC., Taichung, TW;
Abstract
An earpiece device includes a housing, a sound generator and a first blocker. The sound generator includes a first loudspeaker which includes a vibrating board. The vibrating board includes a first sound generating surface and a second sound generating surface. The first sound generating surface is disposed towards the exterior of the housing. The second sound generating surface is disposed opposite to the first sound generating surface. The first blocker includes a first portion, a second portion, a first side surface and a second side surface. The first side surface is disposed towards the first sound generating surface. The second side surface is disposed opposite to the first side surface. The first portion is disposed between the first side surface and the second side surface and is fixed to the cover plate. The second portion is disposed opposite to the first portion and is distant from the cover plate.