JPS639354U - - Google Patents
Info
- Publication number
- JPS639354U JPS639354U JP10168086U JP10168086U JPS639354U JP S639354 U JPS639354 U JP S639354U JP 10168086 U JP10168086 U JP 10168086U JP 10168086 U JP10168086 U JP 10168086U JP S639354 U JPS639354 U JP S639354U
- Authority
- JP
- Japan
- Prior art keywords
- main frame
- construction machinery
- machinery vehicle
- reduction device
- noise reduction
- 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
Links
- 238000010276 construction Methods 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 239000011358 absorbing material Substances 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
Landscapes
- Component Parts Of Construction Machinery (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Description
第1図は本考案の騒音低減装置の一実施例を示
す断面図、第2図はその騒音低減装置を設けてな
る機械建設車両の後部の斜視図、第3図はその車
両の側面図、第4図は従来のメインフレームおよ
び底板の断面図である。
22……メインフレーム、31……騒音対策カ
バー。
FIG. 1 is a sectional view showing an embodiment of the noise reduction device of the present invention, FIG. 2 is a perspective view of the rear of a mechanical construction vehicle equipped with the noise reduction device, and FIG. 3 is a side view of the vehicle. FIG. 4 is a sectional view of a conventional main frame and bottom plate. 22... Main frame, 31... Noise countermeasure cover.
Claims (1)
このメインフレームの外側からこのメインフレー
ムを抱き込む形状の騒音対策カバーが一体的に装
着されたことを特徴とする建設機械車両の騒音低
減装置。 (2) 騒音対策カバーは、薄い鉄板の内面に吸音
材が貼付けられていることを特徴とする実用新案
登録請求の範囲第1項記載の建設機械車両の騒音
低減装置。[Scope of claim for utility model registration] (1) On the underside of the main frame of the construction machinery vehicle,
A noise reduction device for a construction machinery vehicle, characterized in that a noise countermeasure cover having a shape that embraces the main frame from the outside is integrally attached to the main frame. (2) The noise reduction device for a construction machinery vehicle according to claim 1, wherein the noise countermeasure cover is a thin iron plate with a sound absorbing material pasted on the inner surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986101680U JPH0412130Y2 (en) | 1986-07-02 | 1986-07-02 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986101680U JPH0412130Y2 (en) | 1986-07-02 | 1986-07-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS639354U true JPS639354U (en) | 1988-01-21 |
JPH0412130Y2 JPH0412130Y2 (en) | 1992-03-25 |
Family
ID=30972630
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986101680U Expired JPH0412130Y2 (en) | 1986-07-02 | 1986-07-02 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0412130Y2 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4987840U (en) * | 1972-11-24 | 1974-07-30 | ||
JPS5244506U (en) * | 1975-09-25 | 1977-03-29 | ||
JPS5314840U (en) * | 1976-07-20 | 1978-02-07 | ||
JPS5911049U (en) * | 1982-07-15 | 1984-01-24 | ヤンマーディーゼル株式会社 | Soundproof cover device for frame type tractors |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5314840B2 (en) * | 1973-12-12 | 1978-05-20 | ||
JPS5911049B2 (en) * | 1974-06-17 | 1984-03-13 | アイシン精機株式会社 | fluid coupling |
-
1986
- 1986-07-02 JP JP1986101680U patent/JPH0412130Y2/ja not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4987840U (en) * | 1972-11-24 | 1974-07-30 | ||
JPS5244506U (en) * | 1975-09-25 | 1977-03-29 | ||
JPS5314840U (en) * | 1976-07-20 | 1978-02-07 | ||
JPS5911049U (en) * | 1982-07-15 | 1984-01-24 | ヤンマーディーゼル株式会社 | Soundproof cover device for frame type tractors |
Also Published As
Publication number | Publication date |
---|---|
JPH0412130Y2 (en) | 1992-03-25 |
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