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:
Apr. 25, 2023
Filed:
Apr. 23, 2021
Hosiden Corporation, Osaka, JP;
Tsutomu Matsushita, Fukuoka, JP;
Hiroyuki Harano, Fukuoka, JP;
Ryuji Awamura, Fukuoka, JP;
Kensuke Nakanishi, Fukuoka, JP;
HOSIDEN CORPORATION, Osaka, JP;
Abstract
A sound collecting device that is located in a first space and collects sounds generated in a second space isolated from the first space by a predetermined plate, comprising a metal plate, a piezoelectric element fixed on an upper surface of the metal plate, a housing that has a tubular shape having opened upper and lower surfaces, and has an upper end surface adhesively attached to a lower surface of the metal plate and a lower end surface adhesively attached to the predetermined plate, and a vibration pickup terminal that is accommodated in the housing, and comprises a leg part adhesively attached to the lower surface of the metal plate, a shaft part extending downward from the leg part, and a tip part which is formed at a tip of the shaft part in the downward direction and comes into contact with the predetermined plate when the housing is adhesively attached to the predetermined plate.