JPS643035U - - Google Patents
Info
- Publication number
- JPS643035U JPS643035U JP9661287U JP9661287U JPS643035U JP S643035 U JPS643035 U JP S643035U JP 9661287 U JP9661287 U JP 9661287U JP 9661287 U JP9661287 U JP 9661287U JP S643035 U JPS643035 U JP S643035U
- Authority
- JP
- Japan
- Prior art keywords
- intake
- engine
- working machine
- intake pipe
- resonator
- 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
- 230000003584 silencer Effects 0.000 claims 3
- 230000030279 gene silencing Effects 0.000 description 2
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Description
第１図は本考案消音装置を装着したエンジン作
業機の全体図。第２図は本考案消音装置の要部詳
細図、第３図は本考案消音装置の効果を説明する
ためのグラフ、第４図は本考案の第２実施例の要
部詳細図である。
１…防音ケース、２…エンジン、３…作業機本
体、１５…吸入管、１６…エアクリーナ、１７…
吸入管、１８…吸気レゾネータ、２０…吸気管、
３２…開閉蓋、３３…防音部材。
FIG. 1 is an overall view of an engine working machine equipped with the noise reduction device of the present invention. FIG. 2 is a detailed view of the main parts of the silencing device of the invention, FIG. 3 is a graph for explaining the effects of the silencing device of the invention, and FIG. 4 is a detailed view of the main parts of the second embodiment of the invention. 1...Soundproof case, 2...Engine, 3...Work machine body, 15...Suction pipe, 16...Air cleaner, 17...
Intake pipe, 18... Intake resonator, 20... Intake pipe,
32... Opening/closing lid, 33... Soundproofing member.
Claims (1)
ース内に配置したエンジン作業機において、前記
エンジン又は作業機本体の吸入口に接続するエア
クリーナの一次側吸入管路には該管路に対向して
吸気レゾネータを接続すると共に、その接続部近
傍でかつ前記吸入管路と略直角に連通する吸気管
を接続したことを特徴とするエンジン作業機の消
音装置。 (2) 前記吸気管には、その吸入開口と吸入管と
の接続部との間に少くも１ケ所以上の屈曲部が形
成さ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項記載のエンジン作業機の消音装置。 (3) 前記吸気レゾネータには開閉自在な開閉蓋
を設けると共に、その内壁には防音部材が装着さ
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項又は第２項記載のエンジン作業機の消音
装置。 (4) 吸気レゾネータには、エンジンのエアクリ
ーナの一次側吸入管路と共に作業機本体のエアク
リーナの一次側吸入管路が接続されていることを
特徴とする実用新案登録請求の範囲第１項ないし
第３項の何れかの項に記載のエンジン作業機の消
音装置。[Scope of Claim for Utility Model Registration] (1) In an engine working machine in which a working machine main body driven by an engine is disposed within a soundproof case, the primary side intake pipe of an air cleaner connected to the intake port of the engine or the working machine main body. A noise reduction device for an engine working machine, characterized in that: an intake resonator is connected to face the pipe, and an intake pipe is connected near the connection portion thereof and communicates with the intake pipe at a substantially right angle. (2) Utility model registration claim 1, characterized in that the intake pipe has at least one bent part between its intake opening and the connection part with the intake pipe. A silencer for the engine working machine described above. (3) The engine operation according to claim 1 or 2, wherein the intake resonator is provided with a cover that can be opened and closed, and a soundproofing member is attached to the inner wall of the intake resonator. Machine silencer. (4) Utility model registration claims 1 to 3, characterized in that the intake resonator is connected to the primary side suction line of the air cleaner of the engine as well as the primary side suction line of the air cleaner of the work machine body. A silencer for an engine working machine according to any one of Item 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9661287U JPS643035U (en) | 1987-06-25 | 1987-06-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9661287U JPS643035U (en) | 1987-06-25 | 1987-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS643035U true JPS643035U (en) | 1989-01-10 |
Family
ID=31321625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9661287U Pending JPS643035U (en) | 1987-06-25 | 1987-06-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS643035U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05346189A (en) * | 1992-06-10 | 1993-12-27 | Kandenko Co Ltd | Joining method of gfrp pipe and construction thereof |
| WO2000020737A1 (en) * | 1998-10-06 | 2000-04-13 | Yanmar Diesel Engine Co., Ltd. | Low noise package storing type engine working machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4710563U (en) * | 1971-03-03 | 1972-10-07 | ||
| JPS4940188U (en) * | 1972-07-11 | 1974-04-09 | ||
| JPS5622462B2 (en) * | 1976-07-07 | 1981-05-25 | ||
| JPS578347B2 (en) * | 1976-03-29 | 1982-02-16 | ||
| JPS5851400U (en) * | 1981-09-30 | 1983-04-07 | 富士通株式会社 | Zero intersection detection circuit |
| JPS5851408U (en) * | 1981-10-01 | 1983-04-07 | オムロン株式会社 | DC electromagnet device |
| JPS6223129B2 (en) * | 1976-02-02 | 1987-05-21 | Clark Equipment Co |
-
1987
- 1987-06-25 JP JP9661287U patent/JPS643035U/ja active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4710563U (en) * | 1971-03-03 | 1972-10-07 | ||
| JPS4940188U (en) * | 1972-07-11 | 1974-04-09 | ||
| JPS6223129B2 (en) * | 1976-02-02 | 1987-05-21 | Clark Equipment Co | |
| JPS578347B2 (en) * | 1976-03-29 | 1982-02-16 | ||
| JPS5622462B2 (en) * | 1976-07-07 | 1981-05-25 | ||
| JPS5851400U (en) * | 1981-09-30 | 1983-04-07 | 富士通株式会社 | Zero intersection detection circuit |
| JPS5851408U (en) * | 1981-10-01 | 1983-04-07 | オムロン株式会社 | DC electromagnet device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05346189A (en) * | 1992-06-10 | 1993-12-27 | Kandenko Co Ltd | Joining method of gfrp pipe and construction thereof |
| WO2000020737A1 (en) * | 1998-10-06 | 2000-04-13 | Yanmar Diesel Engine Co., Ltd. | Low noise package storing type engine working machine |
| US6463905B1 (en) | 1998-10-06 | 2002-10-15 | Yanmar Diesel Engine Co., Ltd. | Low noise package storing type engine working machine |