JPS6045719U - Sound absorbing board for tunnels - Google Patents

Sound absorbing board for tunnels

Info

Publication number
JPS6045719U
JPS6045719U JP13866283U JP13866283U JPS6045719U JP S6045719 U JPS6045719 U JP S6045719U JP 13866283 U JP13866283 U JP 13866283U JP 13866283 U JP13866283 U JP 13866283U JP S6045719 U JPS6045719 U JP S6045719U
Authority
JP
Japan
Prior art keywords
sound absorbing
sound
tunnels
absorbing board
board
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.)
Pending
Application number
JP13866283U
Other languages
Japanese (ja)
Inventor
捷平 和田
寺野　康次
久雄 田中
Original Assignee
積水樹脂株式会社
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 積水樹脂株式会社 filed Critical 積水樹脂株式会社
Priority to JP13866283U priority Critical patent/JPS6045719U/en
Publication of JPS6045719U publication Critical patent/JPS6045719U/en
Pending legal-status Critical Current

Links

Landscapes

  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案トンネル用吸音板の一例を示す正面図、
第２図は本考案吸音板の他の例の断面図、第３図は本考
案吸音板のさらに他の例の断面図である。 １・・・枠体、２・・・前面板、２１・・・吸音孔、２
２・・・反り、２３・・・色彩、３・・・吸音材、３１
・・・隙間。Figure 1 is a front view showing an example of the sound absorbing plate for tunnels of the present invention;
FIG. 2 is a cross-sectional view of another example of the sound-absorbing plate of the present invention, and FIG. 3 is a cross-sectional view of still another example of the sound-absorbing plate of the present invention. 1...Frame body, 2...Front plate, 21...Sound absorption hole, 2
2... Warp, 23... Color, 3... Sound absorbing material, 31
···gap.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）枠体１の前面に多数の吸音孔２１が穿設されると
共に該吸音孔２１の縁部が外壁側に突出されないように
なされた前面板２が取着され、前面板２の背後に所定の
隙間３１をあけて吸音材３が取着されてなるトンネル用
吸音板。(1) A large number of sound-absorbing holes 21 are bored in the front of the frame 1, and a front plate 2 is attached so that the edges of the sound-absorbing holes 21 do not protrude toward the outer wall. A sound absorbing board for a tunnel, in which a sound absorbing material 3 is attached with a predetermined gap 31 between. （２）前面板２の外壁に明るい色彩２３が施されてなる
実用新案登録請求の範囲第１項記載のトンネル用吸音板
。(2) The sound absorbing board for a tunnel according to claim 1, wherein the outer wall of the front board 2 is painted in a bright color 23.
JP13866283U 1983-09-06 1983-09-06 Sound absorbing board for tunnels Pending JPS6045719U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13866283U JPS6045719U (en) 1983-09-06 1983-09-06 Sound absorbing board for tunnels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13866283U JPS6045719U (en) 1983-09-06 1983-09-06 Sound absorbing board for tunnels

Publications (1)

Publication Number Publication Date
JPS6045719U true JPS6045719U (en) 1985-03-30

Family

ID=30311046

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13866283U Pending JPS6045719U (en) 1983-09-06 1983-09-06 Sound absorbing board for tunnels

Country Status (1)

Country Link
JP (1) JPS6045719U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5325179A (en) * 1976-08-20 1978-03-08 Aron Kasei Kk Stackable plastics container
JPS5850195B2 (en) * 1975-05-06 1983-11-09 オオジセイタイ カブシキガイシヤ Polyolefin incage film material for polyolefin film

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5850195B2 (en) * 1975-05-06 1983-11-09 オオジセイタイ カブシキガイシヤ Polyolefin incage film material for polyolefin film
JPS5325179A (en) * 1976-08-20 1978-03-08 Aron Kasei Kk Stackable plastics container

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