Title:
SOUND TRANSMISSION DEVICE
Document Type and Number:
Japanese Patent JP2022062972
Kind Code:
A
Abstract:
To provide a sound transmission device capable of transmitting the sound over a partition stably.SOLUTION: A sound transmission device 10 transmitting the sound from one side space Q1 to the other side space Q2 divided by a partition P comprises first and second openings 11 and 12 disposed in the one side space Q1 and the other side space Q2 respectively, a communication part 13 communicating the first and second openings 11 and 12 and a filter 17 mounted at least at one of the first and second openings 11 and 12 and the communication part 13 for preventing a splash from passing from one side of the first and second openings 11 and 12 to the other side via the communication part 13.SELECTED DRAWING: Figure 1
Inventors:
IMAMURA YOSHIHARU
Application Number:
JP2020171209A
Publication Date:
April 21, 2022
Filing Date:
October 09, 2020
Export Citation:
Assignee:
IMAMURA YOSHIHARU
International Classes:
E04B2/74
Attorney, Agent or Firm:
Nakamae Fujio
Yohei Kiyoi
Yoshihiro Kurita
Yohei Kiyoi
Yoshihiro Kurita