EP1590554B1 - Entrainement mecanique de soupape entierement variable destine a moteur a combustion interne a piston alternatif a equilibre de jeu de soupapes reglable - Google Patents
Entrainement mecanique de soupape entierement variable destine a moteur a combustion interne a piston alternatif a equilibre de jeu de soupapes reglable Download PDFInfo
- Publication number
- EP1590554B1 EP1590554B1 EP04701291A EP04701291A EP1590554B1 EP 1590554 B1 EP1590554 B1 EP 1590554B1 EP 04701291 A EP04701291 A EP 04701291A EP 04701291 A EP04701291 A EP 04701291A EP 1590554 B1 EP1590554 B1 EP 1590554B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- eccentric sleeve
- compensation element
- valve
- cylinder head
- gas exchange
- 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.)
- Expired - Lifetime
Links
- 238000002485 combustion reaction Methods 0.000 title claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 claims description 5
- 239000010720 hydraulic oil Substances 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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
- F01L13/0063—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 by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
-
- 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
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/20—Adjusting or compensating clearance
- F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
- F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
- F01L1/2405—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device located between the cylinder head and rocker arm
-
- 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
- F01L13/0005—Deactivating valves
-
- 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
- F01L13/0063—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 by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
- F01L2013/0068—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 by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot with an oscillating cam acting on the valve of the "BMW-Valvetronic" type
-
- 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
- F01L2305/00—Valve arrangements comprising rollers
Definitions
- the means for the adjustment by an eccentric sleeve connected to the cylinder head is formed as a receptacle for the clearance compensation element.
- the clearance compensation element is usually inserted into a corresponding receiving bore in the cylinder head.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
- Fluid-Driven Valves (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Claims (7)
- Commande de soupape variable pour au moins une soupape de renouvellement des gaz (1) munie d'un ressort de fermeture (2) sur un moteur à pistons alternatifs, en particulier un moteur à combustion à pistons alternatifs, avec un moyen d'entraînement (14) qui agit sur un moyen de transfert de course (4), lequel est constitué de plusieurs éléments qui coopèrent, agit sur la soupape de renouvellement des gaz (1) contre la force du ressort de fermeture (2), présente un élément de commande (12) mobile et est en liaison active avec un levier oscillant (5) qui s'appuie, avec son extrémité libre, sur une extrémité de tige (3) de la soupape de renouvellement des gaz (1) et dont l'autre extrémité est positionnée sur un élément de compensation du jeu (6), formant un palier pivotant (6.1) disposé sur la culasse et qui est relié à un moyen (20) d'ajustage du palier pivotant (9) par rapport au moyen de transfert de course (4), caractérisé en ce que le moyen d'ajustage est formé par un manchon excentrique (20), relié à la culasse, en tant que logement pour l'élément de compensation du jeu (6).
- Commande de soupape selon la revendication 1, caractérisée en ce que l'élément de compensation du jeu (6) est disposé dans un alésage de réception (18) dans la culasse.
- Commande de soupape selon l'une quelconque des revendications 1 ou 2, caractérisé en ce que le manchon excentrique (20) ayant une excentricité (e) prédéfinie peut être remplacé par un manchon excentrique ayant une autre excentricité (e) prédéfinie.
- Commande de soupape selon l'une quelconque des revendications 1 ou 2, caractérisée en ce que le manchon excentrique (20) est disposé de manière à pouvoir tourner.
- Commande de soupape selon l'une quelconque des revendications 1 à 4, caractérisée par des moyens (24) pour immobiliser le manchon excentrique (20) sur la culasse.
- Commande de soupape selon l'une quelconque des revendications 1 à 5, caractérisée en ce que l'axe de réglage (6.2) de l'élément de compensation du jeu (6), sur le plan de déplacement du levier oscillant (5), est incliné par rapport à l'axe de déplacement (1.1) de la soupape de renouvellement des gaz (1).
- Commande de soupape selon l'une quelconque des revendications 1 à 6, caractérisée en ce que le manchon excentrique (20) présente un alésage de liaison radial (21) pour le passage d'huile sous pression depuis un canal (23) d'huile sous pression dans la culasse vers l'élément de compensation du jeu (6).
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10303128A DE10303128A1 (de) | 2003-01-28 | 2003-01-28 | Vollvariabler mechanischer Ventiltrieb für eine Kolbenbrennkraftmaschine mit justierbarem Ventilspielausgleich |
DE10303128 | 2003-01-28 | ||
PCT/EP2004/000124 WO2004067924A1 (fr) | 2003-01-28 | 2004-01-10 | Entrainement mecanique de soupape entierement variable destine a moteur a combustion interne a piston alternatif a equilibre de jeu de soupapes reglable |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1590554A1 EP1590554A1 (fr) | 2005-11-02 |
EP1590554B1 true EP1590554B1 (fr) | 2009-01-14 |
Family
ID=32602956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04701291A Expired - Lifetime EP1590554B1 (fr) | 2003-01-28 | 2004-01-10 | Entrainement mecanique de soupape entierement variable destine a moteur a combustion interne a piston alternatif a equilibre de jeu de soupapes reglable |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1590554B1 (fr) |
CN (1) | CN100460633C (fr) |
AT (1) | ATE421028T1 (fr) |
DE (2) | DE10303128A1 (fr) |
WO (1) | WO2004067924A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITTO20050326A1 (it) | 2005-05-12 | 2006-11-13 | Luigi Conti | Motore a combustione interna con valvole ad alzata variabile |
US10001035B2 (en) * | 2016-03-18 | 2018-06-19 | Cummins Inc. | Hydraulic lash adjuster |
EP3296531A1 (fr) * | 2016-09-14 | 2018-03-21 | Mechadyne International Limited | Système de soupape de moteur |
US10697332B2 (en) * | 2016-09-28 | 2020-06-30 | Cummins Inc. | Eccentric hydraulic lash adjuster for use with compression release brake |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002095193A1 (fr) * | 2001-05-23 | 2002-11-28 | Bayerische Motoren Werke Aktiengesellschaft | Mecanisme de distribution a soupapes pour un moteur a combustion interne |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0179990A3 (fr) * | 1984-09-28 | 1987-02-25 | Allied Corporation | Procédé pour commander la distribution variable de soupape pour un moteur à combustion interne |
JPS63297713A (ja) * | 1987-05-29 | 1988-12-05 | Suzuki Motor Co Ltd | 四サイクルエンジンのバルブリフト可変装置 |
DE4105194A1 (de) * | 1991-02-20 | 1992-08-27 | Bayerische Motoren Werke Ag | Betaetigungsvorrichtung fuer ein hubventil |
DE4320146A1 (de) * | 1992-06-30 | 1994-01-05 | Volkswagen Ag | Maschine mit über Schwinghebel betätigten Hubventilen |
DE10016103A1 (de) * | 2000-03-31 | 2001-10-04 | Audi Ag | Variable Ventilsteuerung |
DE10100173A1 (de) * | 2001-01-04 | 2002-07-11 | Fev Motorentech Gmbh | Vollvariabler mechanischer Ventiltrieb für eine Kolbenbrennkraftmaschine |
CN2502011Y (zh) * | 2001-08-23 | 2002-07-24 | 宜宾天工机械股份有限公司 | 一种摇臂插入式配气机构的传动组件 |
DE10215281A1 (de) * | 2002-04-06 | 2003-10-16 | Willi Roth | Vorrichtung zum stufenlosen Variieren der Ventilerhebung in Verbrennungsmotoren |
-
2003
- 2003-01-28 DE DE10303128A patent/DE10303128A1/de not_active Withdrawn
-
2004
- 2004-01-10 WO PCT/EP2004/000124 patent/WO2004067924A1/fr active Application Filing
- 2004-01-10 DE DE502004008865T patent/DE502004008865D1/de not_active Expired - Fee Related
- 2004-01-10 EP EP04701291A patent/EP1590554B1/fr not_active Expired - Lifetime
- 2004-01-10 CN CNB2004800026148A patent/CN100460633C/zh not_active Expired - Fee Related
- 2004-01-10 AT AT04701291T patent/ATE421028T1/de not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002095193A1 (fr) * | 2001-05-23 | 2002-11-28 | Bayerische Motoren Werke Aktiengesellschaft | Mecanisme de distribution a soupapes pour un moteur a combustion interne |
Also Published As
Publication number | Publication date |
---|---|
ATE421028T1 (de) | 2009-01-15 |
DE502004008865D1 (de) | 2009-03-05 |
DE10303128A1 (de) | 2004-07-29 |
CN1742152A (zh) | 2006-03-01 |
EP1590554A1 (fr) | 2005-11-02 |
CN100460633C (zh) | 2009-02-11 |
WO2004067924A1 (fr) | 2004-08-12 |
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