JPS59154805U - valve train - Google Patents

valve train

Info

Publication number
JPS59154805U
JPS59154805U JP4808583U JP4808583U JPS59154805U JP S59154805 U JPS59154805 U JP S59154805U JP 4808583 U JP4808583 U JP 4808583U JP 4808583 U JP4808583 U JP 4808583U JP S59154805 U JPS59154805 U JP S59154805U
Authority
JP
Japan
Prior art keywords
cam
valve
oil chamber
members
timing belt
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
JP4808583U
Other languages
Japanese (ja)
Other versions
JPH0218248Y2 (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 JP4808583U priority Critical patent/JPS59154805U/en
Publication of JPS59154805U publication Critical patent/JPS59154805U/en
Application granted granted Critical
Publication of JPH0218248Y2 publication Critical patent/JPH0218248Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Valve-Gear Or Valve Arrangements (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 drawings]

図は本考案の一実施例を示す構成図である。 １・・・・・・タイミングベルト、２・・・・・・クラ
ンクシャフト、３，５・・・・・・プーリ、４・・・・
・・カムシャフト、６・・・・・・カム、７・・・・・
・シリンダヘッド、８・・・・・・バルブステム、８ａ
・・・・・・バルブ、９・・・・・・ポート、１２・・
・・・・油圧タペット、１３・・・・・・ロアスライダ
、１４・・・・・・アッパスライダ、１５．２８・・・
・・・スプリング、１６、　１７．　２０．　２３・・
・・・・油室、１８・・・・・・逆止弁、１９・・・・
・・油室、２１・・・・・・油通路、２２・・・・・・
縦溝、２４・・・・・・電磁弁、・２５・・・・・・第
１のセンサ、２６・・・・・・第２のセンサ、２７・・
・・・・コンピュータ。The figure is a configuration diagram showing an embodiment of the present invention. 1...Timing belt, 2...Crankshaft, 3,5...Pulley, 4...
...Camshaft, 6...Cam, 7...
・Cylinder head, 8...Valve stem, 8a
...Valve, 9...Port, 12...
... Hydraulic tappet, 13 ... Lower slider, 14 ... Upper slider, 15.28 ...
...Spring, 16, 17. 20. 23...
...Oil chamber, 18...Check valve, 19...
...Oil chamber, 21...Oil passage, 22...
Vertical groove, 24... Solenoid valve, 25... First sensor, 26... Second sensor, 27...
····Computer.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] クランクシャフトよりタイミングベルトを介して回転さ
れるカムと、このカムとバルブステム間に介装され、互
に摺動し合う部材からなっていて、これらの部材間に形
成される油室の内部圧力により互に離間する向きに移動
して上記カムと上記バルブステム間の間隙を零にする油
圧タペットとを有する動弁装置において、タイミングベ
ルトの異常を検知して信号を発するセンサと、このセン
サの信号により上記油圧タペットの上記油室に連通ずる
油路を開いて、上記油室内部圧力を逃がす電磁弁とを備
えたことを特徴とする動弁装置。It consists of a cam that is rotated by the crankshaft via a timing belt, and members that are interposed between the cam and the valve stem and that slide against each other, and the internal pressure in the oil chamber that is formed between these members. In a valve train having a hydraulic tappet that moves away from each other to zero the gap between the cam and the valve stem, the sensor includes a sensor that detects an abnormality in the timing belt and issues a signal; A valve operating device comprising: a solenoid valve that opens an oil passage communicating with the oil chamber of the hydraulic tappet in response to a signal to release internal pressure of the oil chamber.
JP4808583U 1983-03-31 1983-03-31 valve train Granted JPS59154805U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4808583U JPS59154805U (en) 1983-03-31 1983-03-31 valve train

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4808583U JPS59154805U (en) 1983-03-31 1983-03-31 valve train

Publications (2)

Publication Number Publication Date
JPS59154805U true JPS59154805U (en) 1984-10-17
JPH0218248Y2 JPH0218248Y2 (en) 1990-05-22

Family

ID=30178623

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4808583U Granted JPS59154805U (en) 1983-03-31 1983-03-31 valve train

Country Status (1)

Country Link
JP (1) JPS59154805U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008517202A (en) * 2004-10-14 2008-05-22 ジェイコブス ビークル システムズ、インコーポレイテッド System and method for variable valve actuation in an internal combustion engine

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5620016U (en) * 1979-07-24 1981-02-21

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5268775A (en) * 1975-12-05 1977-06-07 Nippon Musen Irigaku Kenkiyuus Ultrasonic diagnostic device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5620016U (en) * 1979-07-24 1981-02-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008517202A (en) * 2004-10-14 2008-05-22 ジェイコブス ビークル システムズ、インコーポレイテッド System and method for variable valve actuation in an internal combustion engine

Also Published As

Publication number Publication date
JPH0218248Y2 (en) 1990-05-22

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