JPS5842344U - Diesel engine intake throttle device - Google Patents

Diesel engine intake throttle device

Info

Publication number
JPS5842344U
JPS5842344U JP1981137043U JP13704381U JPS5842344U JP S5842344 U JPS5842344 U JP S5842344U JP 1981137043 U JP1981137043 U JP 1981137043U JP 13704381 U JP13704381 U JP 13704381U JP S5842344 U JPS5842344 U JP S5842344U
Authority
JP
Japan
Prior art keywords
diesel engine
pipe
butterfly valve
throttle device
detection pipe
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
JP1981137043U
Other languages
Japanese (ja)
Other versions
JPH0212285Y2 (en
Inventor
英男 河村
藤沢　英夫
深沢　光司
Original Assignee
いすゞ自動車株式会社
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 いすゞ自動車株式会社 filed Critical いすゞ自動車株式会社
Priority to JP1981137043U priority Critical patent/JPS5842344U/en
Publication of JPS5842344U publication Critical patent/JPS5842344U/en
Application granted granted Critical
Publication of JPH0212285Y2 publication Critical patent/JPH0212285Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (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 drawings]

第１図は従来のディーゼル機関の吸気絞り装置要部の側
断面図、第２図は第１図の吸気管のＸ方向から見た正断
面図、第３図は本考案の一実施例における吸気絞り装置
要部の正断面図、第４図は本考案の他の実施例における
吸気絞り装置要部の正断面図である。 ２・・・吸気管、３・・・バタフライ弁、４・・・バイ
パス路、５・・・スライドバルブ、６・・・バキューム
検出パイプ、８・・・ダイヤフラム、１８・・・シャフ
ト、１９・・・オリフィス、２０・・・ＰＣＶパイプ。Fig. 1 is a side sectional view of the main part of the intake throttle device of a conventional diesel engine, Fig. 2 is a front sectional view of the intake pipe of Fig. 1 seen from the X direction, and Fig. 3 is an embodiment of the present invention. FIG. 4 is a front sectional view of the main part of the intake throttle device in another embodiment of the present invention. 2... Intake pipe, 3... Butterfly valve, 4... Bypass path, 5... Slide valve, 6... Vacuum detection pipe, 8... Diaphragm, 18... Shaft, 19... ...Orifice, 20...PCV pipe.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ディーゼル機関の吸気管の途中にバタフライ弁を設け、
そのバタフライ弁の前後を連通可能とするバイパス路を
設け、かつ、該バイパス路の断面積を変化可能とするス
ライドバルブを設け、そのスライドバルブの端部に、該
バタフライ弁の下流に設けたバキューム検出パイプから
の負圧と大気圧との差圧により作動するダイヤフラムを
接続すると共に、該バキューム検出パイプを該バタフラ
イ弁のシャフト付近に設け、かつ該バキューム検出パイ
プにオリフィスを内設し、更にプローバイガス用ＰＣＶ
パイプを該バキューム検出パイプの吸気管への取付位置
より少なくとも６０°以上ずらして取付けたことを特徴
とするディーゼル機関の吸気絞り装置。A butterfly valve is installed in the middle of the intake pipe of a diesel engine,
A bypass path is provided that allows communication between the front and rear of the butterfly valve, and a slide valve is provided that allows the cross-sectional area of the bypass path to be changed, and a vacuum is provided at the end of the slide valve downstream of the butterfly valve. A diaphragm operated by the differential pressure between the negative pressure from the detection pipe and atmospheric pressure is connected, and the vacuum detection pipe is provided near the shaft of the butterfly valve, and an orifice is provided inside the vacuum detection pipe. PCV for
An intake air throttle device for a diesel engine, characterized in that the pipe is attached at least 60° or more from the attachment position of the vacuum detection pipe to the intake pipe.
JP1981137043U 1981-09-17 1981-09-17 Diesel engine intake throttle device Granted JPS5842344U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981137043U JPS5842344U (en) 1981-09-17 1981-09-17 Diesel engine intake throttle device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981137043U JPS5842344U (en) 1981-09-17 1981-09-17 Diesel engine intake throttle device

Publications (2)

Publication Number Publication Date
JPS5842344U true JPS5842344U (en) 1983-03-22
JPH0212285Y2 JPH0212285Y2 (en) 1990-04-06

Family

ID=29930337

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981137043U Granted JPS5842344U (en) 1981-09-17 1981-09-17 Diesel engine intake throttle device

Country Status (1)

Country Link
JP (1) JPS5842344U (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50735U (en) * 1973-05-01 1975-01-07
JPS5125833A (en) * 1974-08-28 1976-03-03 Mitsubishi Motors Corp
JPS5252048A (en) * 1975-10-24 1977-04-26 Toyota Motor Corp Internal engine ignition timing control unit
JPS5272035A (en) * 1975-12-11 1977-06-16 Nissan Motor Co Ltd Egr and ignition time control apparatus for torch ignition type intern al combustion engine
JPS53148639A (en) * 1977-05-31 1978-12-25 Toyota Motor Corp Blow-by gas return control mechanism for internal combustion engine
JPS5535373U (en) * 1978-08-28 1980-03-06

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5535373B2 (en) * 1972-02-17 1980-09-12

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50735U (en) * 1973-05-01 1975-01-07
JPS5125833A (en) * 1974-08-28 1976-03-03 Mitsubishi Motors Corp
JPS5252048A (en) * 1975-10-24 1977-04-26 Toyota Motor Corp Internal engine ignition timing control unit
JPS5272035A (en) * 1975-12-11 1977-06-16 Nissan Motor Co Ltd Egr and ignition time control apparatus for torch ignition type intern al combustion engine
JPS53148639A (en) * 1977-05-31 1978-12-25 Toyota Motor Corp Blow-by gas return control mechanism for internal combustion engine
JPS5535373U (en) * 1978-08-28 1980-03-06

Also Published As

Publication number Publication date
JPH0212285Y2 (en) 1990-04-06

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