Title:
SOUND INSULATION PLATE AND SOUNDPROOF WALL USING THE SAME
Document Type and Number:
Japanese Patent JP2023022549
Kind Code:
A
Abstract:
To easily perform inspection work on the back side from the front side while securing sound insulation performance with a simple structure in a soundproof wall provided with a sound insulation plate between supports.SOLUTION: A sound insulation plate 1 for constructing a soundproof wall is provided with an inspection through-hole 16 of a simple structure penetrating from a front surface part to a back surface part in a lower part of a part close to a support, and a bolt or the like used for a support mounting part on the back surface side can be easily inspected through the inspection through-hole 16 of the sound insulation plate 1 from the front surface side of the soundproof wall; and the inspection through-hole 16 and the storage space of a sound absorbing material 14 are partitioned by wall members 19, 20, 21, 22, and a door 17 for opening and closing the inspection through-hole 16 is provided to secure sound insulation performance in a normal time other than the inspection time.SELECTED DRAWING: Figure 4
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Inventors:
HOTTA YOSHIHIKO
MATSUMOTO MASAYUKI
MATSUMOTO MASAYUKI
Application Number:
JP2021127479A
Publication Date:
February 15, 2023
Filing Date:
August 03, 2021
Export Citation:
Assignee:
KURIMOTO LTD
International Classes:
E01F8/00
Attorney, Agent or Firm:
Naoya Kamada
Bunji Kamata
Yaichiro Nakatani
Bunji Kamata
Yaichiro Nakatani
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