Title:
SOUND ABSORBING DECORATIVE LAMINATED SHEET
Document Type and Number:
Japanese Patent JP2993370
Kind Code:
B2
Abstract:
PURPOSE: To enhance sound absorbing performance without limiting the material of a decorative material.
CONSTITUTION: A decorative material such as a decorative single board 13 is stuck to the side surface of a sound absorbing base material 11 consisting of glass wool or porous sound absorbing material. This decorative single board 13 is spot-adhered thereto, and has a number of pores 14 having an opening diameter difficult to visually confirm. The total opening area of the pores 14 is set to 5-40% of the decorative single board 13, and a fixed strength and a decent appearance can be ensured.
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| WO/2022/003287 | SOUND SPACER |
| JPH10219871 | BUILDING MATERIAL DEVICE |
Inventors:
OOSHIMA YUTAKA
Application Number:
JP13940694A
Publication Date:
December 20, 1999
Filing Date:
May 30, 1994
Export Citation:
Assignee:
YAMAHA KK
International Classes:
E04B1/86; (IPC1-7): E04B1/86
Domestic Patent References:
| JP588680A | ||||
| JP51148215A | ||||
| JP5434970Y1 |
Attorney, Agent or Firm:
Yoshio Yamaguchi