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:
May. 17, 2022
Filed:
Mar. 18, 2021
Applicant:
Em-tech Co., Ltd., Gyeongsangnam-do, KR;
Inventors:
Yong Ju Ji, Gyeongsangnam-do, KR;
Jung Ho Kang, Gyeongsangnam-do, KR;
Byung Jin Park, Gyeongsangnam-do, KR;
Assignee:
EM-TECH CO., LTD., Gyeongsangnam-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/10 (2006.01); H04R 31/00 (2006.01); H04R 9/02 (2006.01);
U.S. Cl.
CPC ...
H04R 1/1016 (2013.01); H04R 9/025 (2013.01); H04R 31/00 (2013.01); H04R 2460/11 (2013.01);
Abstract
Disclosed is a receiver module including: a casing including an upper casing having a sound insulation hole and a lower casing coupled to the upper casing and having a ventilation hole; a receiver installed in an internal space defined by the casing and having a frame, a magnetic circuit, a voice coil, and a diaphragm; and an air module disposed to surround a lower surface and an outer circumference of the receiver, fixed to an inner circumference of the casing, and having an air path connecting the sound insulation hole and the ventilation hole.