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:
Dec. 17, 2019
Filed:
May. 09, 2017
S.i.pan, Gyeonggi-do, KR;
Korea Research Institute of Standards and Science, Daejeon, KR;
Gab Cheol Jeong, Gyeonggi-do, KR;
Eon Mo Ahn, Gyeonggi-do, KR;
Jong Young Park, Seoul, KR;
Sung Soo Jung, Sejong-si, KR;
S.I.PAN, Gyeonggi-Do, KR;
KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE, Daejeon, KR;
Abstract
This technology provides a sound absorbing structure comprising: an outer frame including an opening; a perforated plate member formed in the outer frame and including a rear surface facing the opening of the outer frame and a front surface opposite to the rear surface; and a rear sound absorber interposed between the rear surface of the perforated plate member and the opening of the outer frame, and an anechoic chamber comprising: a wall, a ceiling and a floor; and a plurality of sound absorbing structures of the embodiment fixed to at least the wall and the ceiling.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile