JPS62184118U - - Google Patents

Info

Publication number
JPS62184118U
JPS62184118U JP7259186U JP7259186U JPS62184118U JP S62184118 U JPS62184118 U JP S62184118U JP 7259186 U JP7259186 U JP 7259186U JP 7259186 U JP7259186 U JP 7259186U JP S62184118 U JPS62184118 U JP S62184118U
Authority
JP
Japan
Prior art keywords
rocker arm
valve
cam protrusion
cam
axial direction
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
Application number
JP7259186U
Other languages
English (en)
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 filed Critical
Priority to JP7259186U priority Critical patent/JPS62184118U/ja
Publication of JPS62184118U publication Critical patent/JPS62184118U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F01L2013/0052—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction with cams provided on an axially slidable sleeve

Description

【図面の簡単な説明】
第１図は本考案によるバルブ作動・停止機構を
示す断面図；第２図は第１図における−線に
沿つた断面図；第３図Ａ，Ｂ，Ｃは本機構のバル
ブ切換を段階的に示す部分図。 １……カムシヤフト、３……第１カム、５……
第２カム、９……ロツカアームシヤフト、１１…
…ロツカアーム、１９……ゴンドラ、２１，２３
……周溝、２５，２７……案内溝、３１……突起
、３５……アーム、３７……ピストン、３９……
スプリング、４３，４５……油圧ピストン。

Claims (1)

  1. 【実用新案登録請求の範囲】 吸気バルブまたは排気バルブに作動的に係合す
    るロツカアームを揺動可能かつ軸方向移動可能に
    ロツカアームシヤフトに装着し、カムシヤフトに
    カムプロフイルの異なる２つのカムを互いに隣接
    すべく配置しロツカアームに連動してロツカアー
    ムの軸方向移動を可能にするロツカアーム移動部
    材と、上記カムシヤフトあるいはロツカアームシ
    ヤフトとの間でのいずれか一方にカム突子を設け
    、他方に一対の周溝と、軸方向に対して傾斜して
    該周溝間を結ぶ案内溝とからなるカム溝を形成し
    、上記カム突子を上記カム溝に係合させ、ロツカ
    アームを上記カムのいずれか一方に択一的に係合
    させることにより吸気バルブまたは排気バルブの
    作動モードを切換可能にした内燃機関用バルブ作
    動モード可変式動弁装置において、 いずれか一方の周溝への上記カム突子の係合を
    保持せしめるロツク手段を設け、かつロツカアー
    ム移動手段を付勢して上記カム突子を案内溝に導
    く駆動手段を設けたことを特徴とする内燃機関用
    バルブ作動モード可変式動弁装置。
JP7259186U 1986-05-16 1986-05-16 Pending JPS62184118U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7259186U JPS62184118U (ja) 1986-05-16 1986-05-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7259186U JPS62184118U (ja) 1986-05-16 1986-05-16

Publications (1)

Publication Number Publication Date
JPS62184118U true JPS62184118U (ja) 1987-11-21

Family

ID=30916173

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7259186U Pending JPS62184118U (ja) 1986-05-16 1986-05-16

Country Status (1)

Country Link
JP (1) JPS62184118U (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010052769A1 (ja) * 2008-11-05 2010-05-14 トヨタ自動車株式会社 内燃機関の動弁装置
WO2010103637A1 (ja) * 2009-03-12 2010-09-16 トヨタ自動車株式会社 内燃機関の可変動弁装置
JP2010223081A (ja) * 2009-03-23 2010-10-07 Toyota Motor Corp 可変動弁機構の制御装置
JP2010236374A (ja) * 2009-03-30 2010-10-21 Toyota Motor Corp 内燃機関の制御装置
WO2012072305A1 (de) * 2010-12-03 2012-06-07 Schaeffler Technologies AG & Co. KG Schiebenockensystem mit schiebenuten und arretierungen
EP2636860A1 (de) * 2007-08-07 2013-09-11 Eto Magnetic Gmbh Vorrichtung zur Nockenwellenverstellung einer Brennkraftmaschine
WO2019121546A1 (de) * 2017-12-21 2019-06-27 Daimler Ag Ventiltrieb für eine verbrennungskraftmaschine, insbesondere eines kraftfahrzeugs

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2636860A1 (de) * 2007-08-07 2013-09-11 Eto Magnetic Gmbh Vorrichtung zur Nockenwellenverstellung einer Brennkraftmaschine
US8251028B2 (en) 2008-11-05 2012-08-28 Toyota Jidosha Kabushiki Kaisha Valve operating apparatus for internal combustion engine
JP4911246B2 (ja) * 2008-11-05 2012-04-04 トヨタ自動車株式会社 内燃機関の動弁装置
WO2010052769A1 (ja) * 2008-11-05 2010-05-14 トヨタ自動車株式会社 内燃機関の動弁装置
CN101802351A (zh) * 2008-11-05 2010-08-11 丰田自动车株式会社 内燃机气门装置
WO2010103637A1 (ja) * 2009-03-12 2010-09-16 トヨタ自動車株式会社 内燃機関の可変動弁装置
JP4911247B2 (ja) * 2009-03-12 2012-04-04 トヨタ自動車株式会社 内燃機関の可変動弁装置
JP2010223081A (ja) * 2009-03-23 2010-10-07 Toyota Motor Corp 可変動弁機構の制御装置
JP2010236374A (ja) * 2009-03-30 2010-10-21 Toyota Motor Corp 内燃機関の制御装置
JP4672781B2 (ja) * 2009-03-30 2011-04-20 トヨタ自動車株式会社 内燃機関の制御装置
WO2012072305A1 (de) * 2010-12-03 2012-06-07 Schaeffler Technologies AG & Co. KG Schiebenockensystem mit schiebenuten und arretierungen
CN103237962A (zh) * 2010-12-03 2013-08-07 谢夫勒科技股份两合公司 带有滑动槽和止动件的滑动式凸轮系统
WO2019121546A1 (de) * 2017-12-21 2019-06-27 Daimler Ag Ventiltrieb für eine verbrennungskraftmaschine, insbesondere eines kraftfahrzeugs
US11073052B2 (en) 2017-12-21 2021-07-27 Daimler Ag Valvetrain for an internal combustion engine, in particular of a motor vehicle

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