JPS5919904U - Internal combustion engine exhaust gas recirculation device - Google Patents

Internal combustion engine exhaust gas recirculation device

Info

Publication number
JPS5919904U
JPS5919904U JP11345882U JP11345882U JPS5919904U JP S5919904 U JPS5919904 U JP S5919904U JP 11345882 U JP11345882 U JP 11345882U JP 11345882 U JP11345882 U JP 11345882U JP S5919904 U JPS5919904 U JP S5919904U
Authority
JP
Japan
Prior art keywords
pressure
valve
hydraulic
exhaust
hydraulic pressure
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
JP11345882U
Other languages
Japanese (ja)
Other versions
JPS6343366Y2 (en
Inventor
真 遠藤
Original Assignee
日野自動車株式会社
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 日野自動車株式会社 filed Critical 日野自動車株式会社
Priority to JP11345882U priority Critical patent/JPS5919904U/en
Publication of JPS5919904U publication Critical patent/JPS5919904U/en
Application granted granted Critical
Publication of JPS6343366Y2 publication Critical patent/JPS6343366Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Exhaust-Gas Circulating Devices (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Valve Device For Special Equipments (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図は本考案装置の要部断面図、第２図は本考案装置
の作用を示す説明図である。 １・・・カムシャフト、１ａ・・・カム面、２−・・シ
リンダ部、３・・・ピストン部、５・・・オイルギヤラ
リ、９・・・バルブスプリング、１０・・・排気弁、１
２・・・逆止弁、１３ａ、１３ｂ・・・電磁弁、１４・
・・高圧油圧供給路、１５・・・低圧ＩＪ　ＩＪ−フ回
路、１７・・・通孔、１８・・・油圧供給路、１９・・
・油圧室、２０・・・タペット。FIG. 1 is a sectional view of a main part of the device of the present invention, and FIG. 2 is an explanatory diagram showing the operation of the device of the present invention. DESCRIPTION OF SYMBOLS 1... Camshaft, 1a... Cam surface, 2-... Cylinder part, 3... Piston part, 5... Oil gear rally, 9... Valve spring, 10... Exhaust valve, 1
2...Check valve, 13a, 13b...Solenoid valve, 14.
...High pressure oil pressure supply path, 15...Low pressure IJ IJ-F circuit, 17...Through hole, 18...Hydraulic pressure supply path, 19...
・Hydraulic chamber, 20... Tappet.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 排気行程時に排気弁を作動するカム面を有するカムシャ
フトを備えた動弁機構において、前記カム面に接触する
タペットをシリンダ部と、このシリンダ部に嵌装するピ
ストン部とより成る伸縮可能な油圧タペットとし、この
油圧タペットの油圧室に、排気弁がリフトしない状態に
てバルブスプリングの抗力以下の油圧を常時供給する逆
止弁材の通常油圧供給回路と、吸気行程中にバルブスプ
リング抗力以上の高圧油圧を少期間供給して排気弁をリ
フトする電磁弁材の高圧油圧供給回路と、前記供給され
た高圧油圧を排出し通常油圧状態に再現させる電磁弁材
の低圧ＩＪ　ＩＪ−フ回路とを接続して成る内燃機関の
排気ガス再循環装置。In a valve operating mechanism equipped with a camshaft having a cam surface that operates an exhaust valve during the exhaust stroke, an extendable hydraulic pressure system comprising a cylinder section with a tappet in contact with the cam surface, and a piston section fitted into the cylinder section. A normal hydraulic pressure supply circuit of a check valve material that constantly supplies hydraulic pressure below the valve spring resistance to the hydraulic chamber of this hydraulic tappet when the exhaust valve is not lifted, and a normal hydraulic pressure supply circuit of the check valve material that constantly supplies hydraulic pressure below the valve spring resistance during the intake stroke. A high-pressure oil pressure supply circuit for a solenoid valve material that supplies high-pressure oil pressure for a short period of time to lift the exhaust valve, and a low-pressure IJ-F circuit for a solenoid valve material that discharges the supplied high-pressure oil pressure and reproduces the normal hydraulic state. An exhaust gas recirculation device for an internal combustion engine consisting of:
JP11345882U 1982-07-28 1982-07-28 Internal combustion engine exhaust gas recirculation device Granted JPS5919904U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11345882U JPS5919904U (en) 1982-07-28 1982-07-28 Internal combustion engine exhaust gas recirculation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11345882U JPS5919904U (en) 1982-07-28 1982-07-28 Internal combustion engine exhaust gas recirculation device

Publications (2)

Publication Number Publication Date
JPS5919904U true JPS5919904U (en) 1984-02-07
JPS6343366Y2 JPS6343366Y2 (en) 1988-11-11

Family

ID=30262637

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11345882U Granted JPS5919904U (en) 1982-07-28 1982-07-28 Internal combustion engine exhaust gas recirculation device

Country Status (1)

Country Link
JP (1) JPS5919904U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH025913U (en) * 1988-06-24 1990-01-16
KR100349758B1 (en) * 1999-11-15 2002-08-22 현대자동차주식회사 Exhaust Gas Recirculation device of vehicle

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5016325A (en) * 1973-06-18 1975-02-20

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5016325A (en) * 1973-06-18 1975-02-20

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH025913U (en) * 1988-06-24 1990-01-16
KR100349758B1 (en) * 1999-11-15 2002-08-22 현대자동차주식회사 Exhaust Gas Recirculation device of vehicle

Also Published As

Publication number Publication date
JPS6343366Y2 (en) 1988-11-11

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