JPS6335940A - Sound absorbing panel - Google Patents

Sound absorbing panel

Info

Publication number
JPS6335940A
JPS6335940A JP17916386A JP17916386A JPS6335940A JP S6335940 A JPS6335940 A JP S6335940A JP 17916386 A JP17916386 A JP 17916386A JP 17916386 A JP17916386 A JP 17916386A JP S6335940 A JPS6335940 A JP S6335940A
Authority
JP
Japan
Prior art keywords
plate
sound
panel
present
absorbing panel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP17916386A
Other languages
Japanese (ja)
Other versions
JPH031460B2 (en
Inventor
宏 山崎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Comany Inc
Original Assignee
Comany Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Comany Inc filed Critical Comany Inc
Priority to JP17916386A priority Critical patent/JPS6335940A/en
Publication of JPS6335940A publication Critical patent/JPS6335940A/en
Publication of JPH031460B2 publication Critical patent/JPH031460B2/ja
Granted legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 この発明は、可動間仕切りにおける吸音壁パネル(以下
吸音パネルとする)の、就中金属吸音パネルの技術に係
る。更に又、充填材の取りつけの技術にも係る。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to the technology of sound-absorbing wall panels (hereinafter referred to as sound-absorbing panels) in movable partitions, particularly metal sound-absorbing panels. Furthermore, it also relates to the technique of installing the filling material.

従来、金属吸音パネルとは、充填材を含め、鉱物質の素
材よりなるものであって、金属の表板にパンチング(孔
あけ)を施し、小孔を多数UN口させたものであり、充
填材(吸音用)にはロックウールやグラスウールを用い
る。そして小孔より充填材の繊維が、飛び出たり、こぼ
ねたりするのを防ぐため、不織布や寒冷紗によって目塞
ぎをしている。 この金属吸音パネノ&4j吸音効果が
よく、金属バネAの用いらねる可動間仕切りに、意匠的
にもよく合って、多用さねるに至っている。
Traditionally, metal sound-absorbing panels are made of mineral materials, including fillers, and are made by punching (drilling) a metal top plate with many small holes. Rock wool or glass wool is used as the material (for sound absorption). To prevent the filler fibers from popping out or spilling out of the small holes, the holes are sealed with non-woven fabric or cheesecloth. This metal sound-absorbing panel & 4J has a good sound-absorbing effect and is well suited for the design of movable partitions using metal springs A, so it has come to be used frequently.

しかし問題とされることも二三に止まらずにある。 即
ち、表板と充填材とが、後述のような方法によって接合
さゎているため、互いに密着せず、このため表板の面を
平らかに維持すること(フラット性)が、芳しくない点
がある。
However, there are more than a few problems. In other words, since the top plate and the filler are joined by the method described below, they do not stick to each other, and therefore it is difficult to maintain the surface of the top plate flat (flatness). be.

風や手等で触わたりすると、ゴボゴボ音を立てたりする
。 又柔らがい繊維体の充填材を内部に囲うのに加え、
多数の小孔を有する表板であるので、バネA枠体は中間
補強材を多くして、そわらを−々熔接して竪固に形成さ
れている。
When touched by wind or hands, it makes a gurgling noise. In addition to surrounding the soft fiber filler inside,
Since the top plate has a large number of small holes, the spring A frame body is formed vertically and rigidly by increasing the number of intermediate reinforcing materials and welding the straws together.

裏板にも、金属板を用いることは勿論である。Of course, a metal plate can also be used for the back plate.

このため、パネル自体の重量は増し、前記フラット性の
芳しくないのに加え、重たいので、例えば天井の吸音パ
ネルとして目、用いられなかったし、製作の手間が多い
のと材料が多いことにおいて、非常に高価なものとなる
欠点があった。 又、表板の小孔を押え塞ぐ役目をなす
寒冷紗や不織布が、金属の表板Cおける小孔の存在を際
立たせる印象であって、このため特定の部屋例えば録音
室や金庫等の閉じ込められたような 名ん囲気をかもす
ことにも問題があるとさね、一方、吸音パネルに向って
執務をしていると、目が疲ねるので、金属表板とあまり
違わぬ素材にしてはという要請もある。
For this reason, the weight of the panel itself increases, and in addition to the poor flatness mentioned above, it is also heavy, so it cannot be used as a sound-absorbing panel for a ceiling, for example. The drawback was that it was very expensive. In addition, the cheesecloth or non-woven fabric that serves to press and close the small hole in the top plate makes the presence of the small hole in the metal top plate C stand out. On the other hand, working facing a sound-absorbing panel can cause eye strain, so it is best to use a material that is not much different from a metal top panel. There is also a request.

従来の方法による充填材のとりつけは、第8図に見るよ
うに、パンチングを施した表板に、中間補強枠や縁枠を
、スポット溶接等で固定して、寒冷紗或は不織布を表板
の内側に敷き、充填材をその上に−バイGご押しつけて
充填し、金属の裏板で押え、裏板と枠体とを熔接するも
のである。 この場合、表板と充填材とは、縁枠と中間
補強枠とで作るいくつもの平箱形の中において、間に介
したシート状の接着剤により、互いにのりづけ接着きな
る。 しかしこの接着は、寒冷紗や不織布の布の網目越
しであって、常C充分なものが得られるというわけでは
なく、又表板と充填材の表面とが密接に貼着し合ったと
しても、充填材は指で押すと凹む程の柔らかい綿状の繊
維体であることからして、前述の表板で見たフラット性
が良くないのである。
As shown in Figure 8, the conventional method for attaching filler material is to fix the intermediate reinforcing frame and edge frame to the punched top plate by spot welding, etc., and then attach the cheesecloth or non-woven fabric to the top plate. The filling material is placed on the inside, and the filling material is pressed onto it to fill it, held down with a metal backing plate, and the backing plate and frame are welded. In this case, the top plate and the filler are glued to each other with a sheet of adhesive interposed between them in a number of flat boxes formed by the edge frame and the intermediate reinforcing frame. However, this adhesion is achieved through the mesh of cheesecloth or non-woven fabric, so it is not always possible to obtain a sufficient level of adhesion, and even if the surface of the top plate and the filler material are closely adhered to each other, Since the filler is a soft cotton-like fiber that can dent when pressed with a finger, it does not have the same flatness as seen in the above-mentioned top plate.

又、柔らかい綿状の充填材を子箱中に均等に押し込む作
業の困難性や不良衛生性がある。
In addition, it is difficult to push the soft cotton-like filling material evenly into the child box, and hygiene is poor.

本発明は、パンチングを施した表板と縁枠は金属製で、
そして充填材は、ガラス繊維にょる織布であるガラスク
ロスで、グラスウール等鉱物繊維のものを固く厚板状に
巻き、その裏面部に薄いアルミニウム箔を全面に貼り、
中間補強枠と裏板の機能乃至は効果をもたせ、こわら6
材を、熔接や嵌め合わせ等の連結手段を用いずに、接着
剤による貼着となした創作である。
In the present invention, the punched top plate and edge frame are made of metal,
The filling material is glass cloth, which is a woven cloth made of glass fiber, and mineral fibers such as glass wool are wound tightly into a thick board shape, and a thin aluminum foil is pasted on the entire surface of the back side.
Improve the function or effect of the intermediate reinforcing frame and back plate, and reduce stiffness 6
This is a creation in which the materials are pasted together with adhesive, without using any means of connection such as welding or fitting.

本発明の実施例につき、以下、図面により説明をすると
、本発明は、金属製の表板1、同じく金属製の縁枠2.
2.2.2及び充填板3よりなる。
Embodiments of the present invention will be described below with reference to the drawings.The present invention includes a top plate 1 made of metal, a frame 2 made of metal as well.
2.2.2 and a filling plate 3.

表板1は、第1図に見るように、バネ外大の金属の平板
に、多数の小孔4.4.、、をパンチングしたものであ
り、図の例でG」左右の縁部を大きく内方へ直角に曲げ
、その先端を外方直角に二度折り曲げ、先端番ご鉤形の
接続片5.5となし、上下の縁部を内方へ少し折り曲げ
端止め6.6としている。
As shown in FIG. 1, the top plate 1 is a flat metal plate with a large number of holes 4.4. In the example shown in the figure, the left and right edges are bent inward at right angles, and the tips are bent outward twice at right angles to form a hook-shaped connecting piece 5.5. The upper and lower edges are slightly bent inward to form an end stop 6.6.

縁枠2は、断面り字形をなす横長の枠材である。The edge frame 2 is a horizontally elongated frame member having a cross-sectional shape.

充填板3は、グラスウールやロツクウーへ等の鉱物性繊
維の充填材を、ガラスm維を織布したガラスクロス7で
固く厚板状に巻いて、接着剤で端目を閉じ、パネル大と
したもの\裏面−面に薄いアルミニウム箔8を、接着剤
で貼着したものである。 図の実施例で目、充填材にグ
ラスウール9を用いている。 充填板3の形状や構造に
、第3図に見る如くである。
The filling plate 3 is made by wrapping a mineral fiber filler such as glass wool or rock wool tightly into a thick plate shape with a glass cloth 7 woven with glass m fibers, and closing the edges with adhesive to make the panel size. A thin aluminum foil 8 is attached to the back side of the object with an adhesive. In the illustrated embodiment, glass wool 9 is used as the filler material. The shape and structure of the filling plate 3 are as shown in FIG.

本発明の吸音パネル10の製作要領Ge1s表板1の裏
面部の縁近くに沿って、縁枠2.2.2.2を左右上下
に接着剤で貼着し、平箱形を形成する。 この平箱形内
に、充填板6をア/L ミニ’/ム箔5部を外方にして
、ピッタリと−パイに内嵌し、接着剤で貼着してなる。
Manufacturing procedure for the sound absorbing panel 10 of the present invention Ge1s Edge frames 2.2.2.2 are pasted on the left, right, top and bottom near the edge of the back surface of the front panel 1 with adhesive to form a flat box shape. Into this flat box shape, the filler plate 6 is tightly fitted into the - pie with the A/L mini'/mu foil 5 portion facing outward, and is adhered with adhesive.

 その状況は、第2図、第4図〜第6図において見るこ
とが出来る。 第2図は、吸音パネル1oの裏部裏板は
なく であり、充填板3が見られるが、餐轡命巷蝙禰ついて、
第7図の実験グラフ及び同表によって示す。 本発明と
対比されているのGet、従来の吸音パネル12であっ
て、第8図に見られるように、パンチングして多くの小
孔4を設けた表板1、縁枠2.2.、lJ、本発明と同
じであるが、この他に中間補強(第13、+ 3. 、
 、を有し、その上裏板14を有する金寓吸音パネルで
ある。 千箱杉r・ごいくつも仕切らねた枠内に表板1
部に寒冷紗15を敷いてグラスウール9を充填・、シて
いる他、縁枠2や中、1Jff補強M13の接合にGJ
、スポット溶接を用いることが本発明と異71す、更に
表板1の厚さが、従来の吸音パネル12ではQ、 8m
 mなのに対し、本発明の表板1の厚さlj Q 6 
m mを用いている相違がある本発明の吸音パネル10
は、折t1線グラフにおけるrAJ線で、従来の吸音パ
ネル12は「BJIのものである。 このグラフ及び表
によって見ても明らかであるが、金属1吸音パネル(従
来の吸音パネル12で示している)の(ねた吸音の効果
は、本発明の汲音パ子ル1oにおいても得らガている。
The situation can be seen in FIGS. 2 and 4 to 6. In Fig. 2, the back plate of the sound absorbing panel 1o is missing, and the filling plate 3 can be seen, but there is a problem with the food.
This is shown by the experimental graph in FIG. 7 and the same table. In contrast to the present invention is a conventional sound absorbing panel 12, as shown in FIG. , lJ, is the same as the present invention, but in addition to this, intermediate reinforcement (13th, + 3.,
, and has a back plate 14 on top thereof. Senbakosugi r/1 front board in a frame divided into several sections
In addition to laying cheesecloth 15 on the area and filling and wrapping it with glass wool 9, GJ was used to join the edge frame 2, inside, and 1Jff reinforcement M13.
, the present invention is different from the present invention in that spot welding is used71.Furthermore, the thickness of the top plate 1 is Q, 8m in the conventional sound absorbing panel 12.
m, whereas the thickness of the top plate 1 of the present invention lj Q 6
Sound absorbing panel 10 of the present invention with the difference of using m m
is the rAJ line in the folded t1 line graph, and the conventional sound absorbing panel 12 is from BJI. The sound absorbing effect of the sound absorbing sound can also be obtained in the sound absorbing device of the present invention.

次に、前記吸音バネ、ルの表板1におけるフラット性に
つり)で、同様ζ・ご従来の段9バネノシ12と比較す
ると、従来の吸音パネル12が、縦上下のパネル表面の
凸凹差(mm単位)が、3/1000で示されるのに対
し、本発明のものは、l/1000以下という、良い効
率を得ている。 それは、本発明の充填板3及び接着剤
によりもたらされたものである。 mら、ガラスクロス
7は、表板1や縁枠2と接着剤によってよく接着するこ
と、及びグラスウール9がガラスクロス7により、固く
厚板状に包まねていて、従来の所W 布団綿のような状
態にないことによる。
Next, when comparing the conventional sound-absorbing panel 12 with the conventional step 9 spring nozzle 12 in terms of the flatness of the top plate 1 of the sound-absorbing spring, the difference in unevenness ( In contrast to 3/1000 (unit: mm), the present invention has good efficiency of 1/1000 or less. This is achieved by the filling plate 3 and adhesive of the present invention. The glass cloth 7 must be well bonded to the top plate 1 and the edge frame 2 with an adhesive, and the glass wool 9 must be tightly wrapped in a thick plate shape by the glass cloth 7. This is because they are not in such a state.

なお吸音効果の一翼を担って、従来の吸音バネAI2に
!」、金属の裏板14が用い′7f1でいるが、本発明
で(J、薄いアルミニウム箔8が、ガラスクロス7と共
にその役を果している。
In addition, the conventional sound absorption spring AI2 plays a part in the sound absorption effect! In the present invention, a thin aluminum foil 8, together with a glass cloth 7, plays the role.

次に、本発明の吸音パネル10の強度1;l11従来の
吸音バネA I 2よりも強く、人が押したり軽く当る
程度でlj全く影響がなく、強度は一般の間仕切りパネ
ル程度である。 本発明では、中間補強材13や裏板1
4を有さず、又、スポット溶接という強い接合方法を用
いないことを考えねば、その卓越した効果がよく分かる
Next, the strength of the sound-absorbing panel 10 of the present invention is 1; l11, which is stronger than the conventional sound-absorbing spring A I 2; lj has no effect at all when pushed or lightly hit by a person, and the strength is comparable to that of a general partition panel. In the present invention, the intermediate reinforcing material 13 and the back plate 1
4 and does not use the strong joining method of spot welding, its outstanding effects can be clearly seen.

従来の吸音バネA I 2における、風や人の触れ等番
ごよる空(カラ)鳴りは、本発明では生じていない。 
そt′Iハ、ガラスクロス7と表板1等の接着剤による
接着が、全面的になさね、固く厚い充填板3で、表板1
が一体状態で支承されるからである。
The present invention does not cause the noise caused by wind, human touch, etc. in the conventional sound absorbing spring AI2.
So, the glass cloth 7 and the top plate 1 etc. are not fully bonded with adhesive, and the top plate 1 is attached with a hard and thick filling plate 3.
This is because they are supported in one piece.

又、需要者から要請のある目の疲労や、遮閉感によるス
トレスについての対応は、本発明によりば殆ど解決を見
た。 即ち、本発明では、寒冷紗15の黒や不織布の色
彩が、小孔4.400.で鮮明な模様となるのシご相違
して、ガラスクロス7は小孔4.4゜0.において、表
板1の金属色と同−又は違和感のないものに見え、実験
によると、本発明の吸音バネA l Oを1mの近くに
見る環境の執、務において、従来の吸音パネル12と違
い、全く目の疲労を感じないとさねている。 本発明の
表板1がら受ける印象では、小孔4.406.の存在i
Jあまり強く意識さねないのである。
In addition, the present invention has almost solved the problems of eye fatigue and stress caused by the feeling of being closed, as requested by consumers. That is, in the present invention, the black of the cheesecloth 15 and the color of the nonwoven fabric have small holes of 4.400. The glass cloth 7 has small holes of 4.4°0. According to experiments, the sound-absorbing spring A1O of the present invention looks different from the conventional sound-absorbing panel 12 in an office environment where the sound-absorbing spring A1O of the present invention is viewed from a distance of 1 m. The difference is that I don't feel any eye strain at all. The impression received from the top plate 1 of the present invention is that the small holes 4.406. existence of i
J I don't really think about it very much.

次に、本発明でil従来の吸音パネル12と比べ、製作
所要時間40%減という驚異的な効果を得た。 そtl
iJこわ迄変々繰返し述べて来たことにより、当然もた
らされるのである。
Next, the present invention has achieved the amazing effect of reducing the manufacturing time by 40% compared to the conventional sound absorbing panel 12. Sotl
This is naturally brought about by what I have repeatedly said up until the point where iJ is afraid.

即ち、従来の吸音パネルでは、表板1と縁枠2及び中間
補強材13をスポット溶接やのりつけ接着し、接着フィ
ルム(シート)を当てがい、その上に寒冷紗15等を敷
き、取り扱いの雉しく微塵の起る軟らかいグラスウール
9材等を填め込み、更に金属の裏板14で押え、これを
溶接するという類推な作業がなさねるのに対し、本発明
では前記のように、至極手軽になし得るからである。
That is, in the conventional sound-absorbing panel, the top plate 1, the edge frame 2, and the intermediate reinforcing material 13 are bonded together by spot welding or gluing, an adhesive film (sheet) is applied, and cheesecloth 15 or the like is laid on top of it, making it difficult to handle. In contrast to the analogous work of inserting a soft glass wool 9 material that generates fine dust, pressing it down with a metal backing plate 14, and welding it together, the present invention can do this very easily as described above. It is from.

こねにともない、製作費(コスト)も、約30%の減少
を見た。 表板1の厚さを薄目のものを用いることを可
能にし、裏板14や中間補強側16を用いない利料面の
節減がある。
Along with this, production costs also decreased by about 30%. It is possible to use a thinner front plate 1, and there is a cost savings in that the back plate 14 and intermediate reinforcing side 16 are not used.

なお、裏板14等の前記節減8ツ、本発明の吸音パネル
10の重量軽減となって、従来の吸キパネル12重量対
比において、56%の減少を見ている。 このことは、
本発明を間仕刀り壁として用いるだけでなく、天井用の
吸音パネル10としても今後用いられることを示唆する
ものであり、床材を除く部屋全体の吸音装置として、本
発明は活用さね得る。
In addition, the weight of the sound absorbing panel 10 of the present invention is reduced by 56% compared to the conventional sound absorbing panel 12 due to the above-mentioned savings in the back plate 14 and the like. This means that
This suggests that the present invention will not only be used as a partition wall, but also as a sound absorbing panel 10 for the ceiling, and that the present invention will not be utilized as a sound absorbing device for the entire room excluding flooring. obtain.

なお、第9図に示した如く、二枚の吸音パネル+0.1
0を、充填板6.6を背中合わせに対向させ、両つの部
屋の境間仕切りに用いることも出来る。 又、不燃パネ
ルとしても、用材の関係から充分な期待が出来る。
In addition, as shown in Figure 9, two sound absorbing panels +0.1
0 can also be used as a partition between two rooms, with the filling plates 6.6 facing each other back to back. Furthermore, it can be expected to be used as a noncombustible panel due to the materials used.

上記説明の如く本発明は、吸音効果の他、パネルの強度
、美観、居住性、経済性及び利用度、更には不燃性の上
で優れた創作である。
As explained above, the present invention is a creation that is excellent in terms of panel strength, aesthetics, livability, economic efficiency, usability, and non-combustibility, in addition to the sound absorption effect.

なお接着剤は、粉末接層剤を用いると、小孔4部の仕上
りもよく、作業能率上好便である。
It should be noted that if a powder adhesive is used as the adhesive, the finish of the four small holes will be good and it will be convenient in terms of work efficiency.

【図面の簡単な説明】[Brief explanation of drawings]

第1図は、本発明の実施例による、吸音パネル1の立面
図であり、第2図は、同、背面図であり、第6図は、%
〜W第4第4ツ Cjル10来の吸音パネルI2との、実験グラフ及び表
であり、第8図は、従来の吸音、(ネル1tシu4=ニ
ー−馨賃I豊腎、第9図は、本発明の用例を示す縦断面
図である。 符  号 1900表板 210.縁枠 3、、、’充填板   4.1.−小 孔−71,ガラ
スクロス  82.アノbミニウム箔91.グラスウー
A   10.、吸音パネル以   上 特許出願人の名称 コマニー株式会社 ta      亭     図 第        j         図第    
        7 周 仮 & (幀 第            r (イ  ) 参 (口  )
FIG. 1 is an elevational view of a sound absorbing panel 1 according to an embodiment of the present invention, FIG. 2 is a rear view thereof, and FIG. 6 is a %
Figure 8 is an experimental graph and table of the sound absorption panel I2 from 4th 4th Cj 10. The figure is a longitudinal cross-sectional view showing an example of the use of the present invention.Symbol 1900 Top plate 210. Edge frame 3,...' Filling plate 4.1.-Small hole-71, Glass cloth 82. Ano b minium foil 91 .Glasswoo A 10., Sound absorbing panel or above Patent applicant's name Comany Co., Ltd.
7.

Claims (1)

【特許請求の範囲】[Claims] パネル大の金属平板に、多数の小孔をパンチングして表
板となし、この表板の裏面部の左右及び上下縁部に、断
面L字形の金属製縁枠を接着剤によつて貼着して平箱形
を形成し、グラスウール或はロックウール等の鉱物性の
繊維状の充填材を、ガラス繊維を織布してなるガラスク
ロスで固く厚板状に巻いてパネル大に形成した、その裏
面部に面一パイに薄いアルミニウム箔を貼着した充填板
を、前記平箱形内にアルミニウム箔部を外方にして、接
着剤で貼着してなるところの、吸音パネル。
A large number of small holes are punched into a panel-sized flat metal plate to form a front plate, and a metal frame with an L-shaped cross section is attached with adhesive to the left, right, top and bottom edges of the back of this front plate. A flat box shape is formed, and a mineral fibrous filler such as glass wool or rock wool is tightly wrapped in a thick plate shape with a glass cloth made of woven glass fiber to form a panel size. A sound-absorbing panel comprising a filler plate having a thin aluminum foil adhered flush to the back side thereof, and adhered with adhesive inside the flat box shape with the aluminum foil portion facing outward.
JP17916386A 1986-07-30 1986-07-30 Sound absorbing panel Granted JPS6335940A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17916386A JPS6335940A (en) 1986-07-30 1986-07-30 Sound absorbing panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17916386A JPS6335940A (en) 1986-07-30 1986-07-30 Sound absorbing panel

Publications (2)

Publication Number Publication Date
JPS6335940A true JPS6335940A (en) 1988-02-16
JPH031460B2 JPH031460B2 (en) 1991-01-10

Family

ID=16061041

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17916386A Granted JPS6335940A (en) 1986-07-30 1986-07-30 Sound absorbing panel

Country Status (1)

Country Link
JP (1) JPS6335940A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02121917U (en) * 1989-03-20 1990-10-04
JP2011508118A (en) * 2007-12-20 2011-03-10 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Sound absorbing material having a barrier surface material
JP2015092248A (en) * 2010-05-17 2015-05-14 ヤマハ株式会社 Sound structure
JP2015214800A (en) * 2014-05-08 2015-12-03 株式会社セラ−ズ Sound absorbing ceiling material and construction method of sound absorbing ceiling using the same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7221072B2 (en) * 2019-02-08 2023-02-13 株式会社オカムラ wall panel

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02121917U (en) * 1989-03-20 1990-10-04
JPH0627403Y2 (en) * 1989-03-20 1994-07-27 パラマウント硝子工業株式会社 Interior materials for construction
JP2011508118A (en) * 2007-12-20 2011-03-10 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Sound absorbing material having a barrier surface material
JP2015092248A (en) * 2010-05-17 2015-05-14 ヤマハ株式会社 Sound structure
JP2015214800A (en) * 2014-05-08 2015-12-03 株式会社セラ−ズ Sound absorbing ceiling material and construction method of sound absorbing ceiling using the same

Also Published As

Publication number Publication date
JPH031460B2 (en) 1991-01-10

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