JPS646699U - - Google Patents
Info
- Publication number
- JPS646699U JPS646699U JP9924187U JP9924187U JPS646699U JP S646699 U JPS646699 U JP S646699U JP 9924187 U JP9924187 U JP 9924187U JP 9924187 U JP9924187 U JP 9924187U JP S646699 U JPS646699 U JP S646699U
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- hole
- utility
- model registration
- small
- 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
Links
- 239000011810 insulating material Substances 0.000 claims description 5
- 239000002657 fibrous material Substances 0.000 claims description 2
- 239000012774 insulation material Substances 0.000 claims 1
Landscapes
- Compressor (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Exhaust Silencers (AREA)
Description
第１図ないし第５図はこの考案の第１の実施例
を示し、第１図は要部となる遮音材の断面図、第
２図はその第１のシートを示す平面図、第３図は
その第２のシートを示す平面図、第４図はその遮
音材が装着された圧縮機を示す平面図、第５図は
その斜視図、第６図はこの考案の第２の実施例の
要部を示す断面図、第７図はこの考案の第３の実
施例の要部を示す平面図、第８図はこの考案の第
４の実施例の要部を示す平面図、第９図は従来の
圧縮機の防音に用いられた遮音材を示す断面図で
ある。
４……遮音材、５……小孔、６……ゴムシート
（第１のシート）、７……溝形の凸部（膨出部）
、８……ゴムシート（第２のシート）、９……空
洞部、１０……多孔質繊維材。
Figures 1 to 5 show a first embodiment of this invention, with Figure 1 being a sectional view of the main part of the sound insulating material, Figure 2 being a plan view showing the first sheet thereof, and Figure 3 is a plan view showing the second sheet, FIG. 4 is a plan view showing the compressor equipped with the sound insulating material, FIG. 5 is a perspective view thereof, and FIG. 6 is a plan view of the second embodiment of the invention. 7 is a plan view showing the main parts of the third embodiment of this invention; FIG. 8 is a plan view showing the main parts of the fourth embodiment of this invention; FIG. 9 1 is a sectional view showing a sound insulating material used for soundproofing a conventional compressor. 4...Sound insulating material, 5...Small hole, 6...Rubber sheet (first sheet), 7...Groove-shaped convex portion (bulge)
, 8...Rubber sheet (second sheet), 9...Cavity portion, 10...Porous fibrous material.
Claims (1)
この第１のシートに重ねて取着された第２のシー
トと、この第２のシートに前記小孔に対応して形
成され第１および第２のシート間に前記小孔を入
口として該小孔の軸心とは直角方向に向かう音響
エネルギー減衰用の空洞部を形成する膨出部とを
具備してなることを特徴とする遮音材。 (2) 第１のシートは、第２のシートとは反対側
の外部に露出する面に多孔質繊維材が設けられる
ことを特徴とする実用新案登録請求の範囲第１項
に記載の遮音材。[Scope of claims for utility model registration] (1) A first sheet with a large number of small holes,
A second sheet is attached to overlap the first sheet, and a second sheet is formed in the second sheet corresponding to the small hole, and a hole is formed between the first and second sheets using the small hole as an entrance. 1. A sound insulating material comprising: a bulge forming a cavity for attenuating acoustic energy in a direction perpendicular to the axis of the hole. (2) The sound insulation material according to claim 1 of the utility model registration claim, wherein the first sheet is provided with a porous fiber material on the surface exposed to the outside opposite to the second sheet. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9924187U JPS646699U (en) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9924187U JPS646699U (en) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS646699U true JPS646699U (en) | 1989-01-13 |
Family
ID=31326217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9924187U Pending JPS646699U (en) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS646699U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02124281U (en) * | 1989-03-23 | 1990-10-12 | ||
| US7182127B2 (en) * | 2003-09-02 | 2007-02-27 | Lg Electronics Inc. | Heat exchanger |
| JP2012131504A (en) * | 2012-02-28 | 2012-07-12 | Daewoo Shipbuilding & Marine Engineering Co Ltd | Unsymmetrical front flow fixed blade of vessel |
-
1987
- 1987-06-30 JP JP9924187U patent/JPS646699U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02124281U (en) * | 1989-03-23 | 1990-10-12 | ||
| US7182127B2 (en) * | 2003-09-02 | 2007-02-27 | Lg Electronics Inc. | Heat exchanger |
| JP2012131504A (en) * | 2012-02-28 | 2012-07-12 | Daewoo Shipbuilding & Marine Engineering Co Ltd | Unsymmetrical front flow fixed blade of vessel |