A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
SOUND ABSORPTION BOARD, PACKAGE TRAY, LUGGAGE BOARD AND SOUND INSULATION STRUCTURE
To provide a sound absorption board capable of improving rigidity while having sound absorbing properties, and a package tray, luggage board and sound insulation structure including the sound absorption board.SOLUTION: A sound absorption board 10 contains a polyurethane foam 11 having an open cell structure, and includes: a pair of permeable skin material 20 that is integrated with the front and back surfaces of the polyurethane foam 11, respectively; and an impregnated layer 22 impregnated and cured with a raw material 11M of the polyurethane foam 11 and included in the skin material 20. Quantity of airflow of the skin material 20 including the impregnated layer 22 based on JIS K6400-7 B method: 2012 is 3 to 90 ml/cm2/s.SELECTED DRAWING: Figure 1
【課題】吸音性を有しつつ剛性を向上させることが可能な吸音ボード、並びに、その吸音ボードを含むパッケージトレイ、ラゲッジボード及び遮音構造の提供。【解決手段】吸音ボード１０は、連続気泡構造を有するポリウレタンフォーム１１を含み、ポリウレタンフォーム１１の表裏の面にそれぞれ一体化され、通気性を有する１対の表皮材２０と、表皮材２０に含まれ、ポリウレタンフォーム１１の原料１１Ｍが含浸硬化した含浸層２２と、を備える。含浸層２２を含む表皮材２０のＪＩＳ Ｋ６４００－７ Ｂ法：２０１２に基づく通気量は、３～９０ｍｌ／ｃｍ２／ｓとなっている。【選択図】図１
SOUND ABSORPTION BOARD, PACKAGE TRAY, LUGGAGE BOARD AND SOUND INSULATION STRUCTURE
To provide a sound absorption board capable of improving rigidity while having sound absorbing properties, and a package tray, luggage board and sound insulation structure including the sound absorption board.SOLUTION: A sound absorption board 10 contains a polyurethane foam 11 having an open cell structure, and includes: a pair of permeable skin material 20 that is integrated with the front and back surfaces of the polyurethane foam 11, respectively; and an impregnated layer 22 impregnated and cured with a raw material 11M of the polyurethane foam 11 and included in the skin material 20. Quantity of airflow of the skin material 20 including the impregnated layer 22 based on JIS K6400-7 B method: 2012 is 3 to 90 ml/cm2/s.SELECTED DRAWING: Figure 1
【課題】吸音性を有しつつ剛性を向上させることが可能な吸音ボード、並びに、その吸音ボードを含むパッケージトレイ、ラゲッジボード及び遮音構造の提供。【解決手段】吸音ボード１０は、連続気泡構造を有するポリウレタンフォーム１１を含み、ポリウレタンフォーム１１の表裏の面にそれぞれ一体化され、通気性を有する１対の表皮材２０と、表皮材２０に含まれ、ポリウレタンフォーム１１の原料１１Ｍが含浸硬化した含浸層２２と、を備える。含浸層２２を含む表皮材２０のＪＩＳ Ｋ６４００－７ Ｂ法：２０１２に基づく通気量は、３～９０ｍｌ／ｃｍ２／ｓとなっている。【選択図】図１
SOUND ABSORPTION BOARD, PACKAGE TRAY, LUGGAGE BOARD AND SOUND INSULATION STRUCTURE
吸音ボード、パッケージトレイ、ラゲッジボード及び遮音構造
NAKANE KAZUYASU (author) / TANGE KATSUHIRO (author) / SUGIMOTO HIROKI (author)
2022-03-14
Patent
Electronic Resource
Japanese
IPC:
G10K
Tonerzeugungsvorrichtungen
,
SOUND-PRODUCING DEVICES
/
B32B
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
,
Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse
/
B60R
Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen
,
VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
/
E04B
Allgemeine Baukonstruktionen
,
GENERAL BUILDING CONSTRUCTIONS
/
E04C
STRUCTURAL ELEMENTS
,
Bauelemente
SOUND ABSORPTION BOARD, PACKAGE TRAY, LUGGAGE BOARD, AND SOUND INSULATION STRUCTURE
| European Patent Office | 2020
Sound absorption structure and sound insulation board for building
| European Patent Office | 2023
| European Patent Office | 2021
Sound insulation structure, sound insulation board and sound insulation system
| European Patent Office | 2024