WO2004088099A1 - Variable valve lift control system for a combustion engine with underneath camshaft - Google Patents
Variable valve lift control system for a combustion engine with underneath camshaft Download PDFInfo
- Publication number
- WO2004088099A1 WO2004088099A1 PCT/EP2004/003265 EP2004003265W WO2004088099A1 WO 2004088099 A1 WO2004088099 A1 WO 2004088099A1 EP 2004003265 W EP2004003265 W EP 2004003265W WO 2004088099 A1 WO2004088099 A1 WO 2004088099A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- control system
- valve lift
- variable valve
- lift control
- intermediate lever
- Prior art date
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
- 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
- F01L1/2422—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means or a hydraulic adjusting device located between the push rod 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
-
- 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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/14—Tappets; Push rods
-
- 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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/14—Tappets; Push rods
- F01L1/146—Push-rods
-
- 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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
-
- 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
-
- 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
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
-
- 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
- F01L13/0021—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 rocker arm ratio
-
- 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
- F01L13/0021—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 rocker arm ratio
- F01L13/0026—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 rocker arm ratio by means of an eccentric
-
- 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
- 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
- F01L2301/00—Using particular materials
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04723587A EP1611319B1 (en) | 2003-03-29 | 2004-03-26 | Variable valve lift control system for a combustion engine with underneath camshaft |
AT04723587T ATE487027T1 (en) | 2003-03-29 | 2004-03-26 | VARIABLE VALVE CONTROL DEVICE FOR AN INTERNAL COMBUSTION ENGINE WITH AN UNDERLYING CAMSHAFT |
US10/550,940 US7712442B2 (en) | 2003-03-29 | 2004-03-26 | Variable valve lift control system for a combustion engine with underneath camshaft |
DE602004029873T DE602004029873D1 (en) | 2003-03-29 | 2004-03-26 | VARIABLE VALVE CONTROL DEVICE FOR AN INTERNAL COMBUSTION ENGINE WITH AN UNDERLOCKING CAMSHAFT |
JP2006504887A JP4733630B2 (en) | 2003-03-29 | 2004-03-26 | Variable valve lift control system for combustion engine with under nice camshaft |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10314683A DE10314683B4 (en) | 2003-03-29 | 2003-03-29 | Variable valve lift control for a combustion engine with a bottom camshaft |
DE10314683.0 | 2003-03-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2004088099A1 true WO2004088099A1 (en) | 2004-10-14 |
WO2004088099A8 WO2004088099A8 (en) | 2005-11-17 |
Family
ID=33103149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2004/003265 WO2004088099A1 (en) | 2003-03-29 | 2004-03-26 | Variable valve lift control system for a combustion engine with underneath camshaft |
Country Status (8)
Country | Link |
---|---|
US (1) | US7712442B2 (en) |
EP (1) | EP1611319B1 (en) |
JP (1) | JP4733630B2 (en) |
KR (1) | KR20060031595A (en) |
CN (2) | CN1826457A (en) |
AT (1) | ATE487027T1 (en) |
DE (2) | DE10314683B4 (en) |
WO (1) | WO2004088099A1 (en) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006092312A1 (en) * | 2005-03-03 | 2006-09-08 | Hydraulik-Ring Gmbh | Variable mechanical valve control for an internal combustion engine |
WO2006120050A1 (en) * | 2005-05-12 | 2006-11-16 | Luigi Conti | Internal combustion engine with continuous variable valve lift system |
KR100754115B1 (en) | 2005-03-18 | 2007-08-30 | 미쯔비시 지도샤 고교 가부시끼가이샤 | Variable valve unit of internal combustion engine |
WO2007110174A1 (en) * | 2006-03-25 | 2007-10-04 | Daimler Ag | Stroke-transmittting device |
DE102006012775B4 (en) * | 2006-03-17 | 2008-01-31 | Hydraulik-Ring Gmbh | Fast cam phaser hydraulic circuit, in particular for camshaft adjuster, and corresponding control |
DE102006012733B4 (en) * | 2006-03-17 | 2008-03-27 | Hydraulik-Ring Gmbh | Fast cam phaser hydraulic circuit, in particular for camshaft adjuster, and corresponding control |
US7836857B2 (en) | 2006-03-17 | 2010-11-23 | Hydraulik-Ring Gmbh | Hydraulic circuit, particularly for camshaft adjusters, and corresponding control element |
US7946266B2 (en) | 2006-03-17 | 2011-05-24 | Hydraulik-Ring Gmbh | Hydraulic circuit, particularly for camshaft adjusters, and corresponding control element |
WO2012150052A1 (en) * | 2011-05-04 | 2012-11-08 | Schaeffler Technologies AG & Co. KG | Intermediate lever |
EP2568131A1 (en) * | 2011-09-07 | 2013-03-13 | Bayerische Motoren Werke Aktiengesellschaft | Splitter for a variable stroke valve gear |
US8453616B2 (en) | 2009-10-27 | 2013-06-04 | Hilite Germany Gmbh | Vane-type motor cam phaser with a friction disc and mounting method |
JP2013540235A (en) * | 2010-10-19 | 2013-10-31 | コルベンシュミット ピアブルク イノヴェイションズ ゲゼルシャフト ミット ベシュレンクテル ハフツング | Mechanically controllable valve drive |
US10718238B2 (en) | 2017-11-03 | 2020-07-21 | Indian Motorcycle International, LLC | Variable valve timing system for an engine |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005010182B4 (en) * | 2005-03-03 | 2016-05-25 | Kolbenschmidt Pierburg Innovations Gmbh | Variable mechanical valve control of an internal combustion engine |
DE102005012081B4 (en) | 2005-03-03 | 2021-09-16 | Kolbenschmidt Pierburg Innovations Gmbh | Variable mechanical valve control of an internal combustion engine |
DE102005040959A1 (en) * | 2005-08-30 | 2007-03-08 | Bayerische Motoren Werke Ag | Hubvariabler valve drive for an internal combustion engine |
US7424876B2 (en) * | 2006-10-06 | 2008-09-16 | Ford Global Technologies, Llc | Pushrod engine with multiple independent lash adjusters for each pushrod |
DE102007022266A1 (en) | 2007-05-09 | 2008-11-20 | Hydraulik-Ring Gmbh | Fully-variable valve operating device for stroke setting of charge-cycle valve of internal combustion engine, has camshaft with cam and transmission device is arranged between one of charge-cycle valve and camshaft for stroke setting |
US7765965B2 (en) * | 2007-06-07 | 2010-08-03 | Manousos Pattakos | Fully variable valve actuation |
JP5332148B2 (en) * | 2007-08-10 | 2013-11-06 | 日産自動車株式会社 | Engine valve mechanism |
KR100980866B1 (en) * | 2007-12-14 | 2010-09-10 | 현대자동차주식회사 | Variable valve lift apparatus |
JP5137595B2 (en) * | 2008-01-18 | 2013-02-06 | ダイハツ工業株式会社 | Variable valve lift system for internal combustion engine |
US7849828B2 (en) * | 2008-03-05 | 2010-12-14 | Gm Global Technology Operations, Inc. | Rocker arm assembly |
JP4348564B2 (en) * | 2008-03-28 | 2009-10-21 | 三菱自動車工業株式会社 | Variable valve operating device for internal combustion engine |
DE102009022869A1 (en) * | 2009-05-27 | 2010-12-09 | Hydraulik-Ring Gmbh | Vane phaser system |
DE102009052841A1 (en) * | 2009-11-13 | 2011-05-19 | Hydraulik-Ring Gmbh | camshafts use |
DE102010045358A1 (en) | 2010-04-10 | 2011-10-13 | Hydraulik-Ring Gmbh | Schwenkmotornockenwellenversteller with a hydraulic valve |
DE102010019005B4 (en) | 2010-05-03 | 2017-03-23 | Hilite Germany Gmbh | Schwenkmotorversteller |
DE102011001126A1 (en) | 2010-07-30 | 2012-02-02 | Hydraulik-Ring Gmbh | Internal combustion engine has two camshafts, where one cam shaft is associated with intake valves of two cylinders standing in Vee-Row arrangement or VR arrangement to each other |
CA2817091A1 (en) * | 2010-11-17 | 2012-05-24 | Mack Trucks, Inc. | Hinged rocker arm and valve opening arrangement including a hinged rocker arm |
DE102010061337B4 (en) | 2010-12-20 | 2015-07-09 | Hilite Germany Gmbh | Hydraulic valve for a Schwenkmotorversteller |
DE102011009417A1 (en) * | 2011-01-25 | 2012-07-26 | Kolbenschmidt Pierburg Innovations Gmbh | Mechanically controllable valve train arrangement |
CN102155273A (en) * | 2011-04-08 | 2011-08-17 | 奇瑞汽车股份有限公司 | Variable gas distribution mechanism of engine |
CN102251823B (en) * | 2011-06-13 | 2013-01-02 | 奇瑞汽车股份有限公司 | Double-torsion spring mounting bracket and manufacturing method thereof |
DE102011106395A1 (en) * | 2011-07-02 | 2013-01-03 | Man Truck & Bus Ag | Valve control for at least one valve of an internal combustion engine |
DE102012001633A1 (en) * | 2012-01-30 | 2013-08-01 | Kolbenschmidt Pierburg Innovations Gmbh | Mechanically controllable valve train arrangement |
CN103925034B (en) * | 2013-01-15 | 2016-08-03 | 长城汽车股份有限公司 | A kind of variable valve lift driving device |
DE102014100748B4 (en) * | 2014-01-23 | 2017-04-27 | Pierburg Gmbh | Transmission arrangement for a mechanically controllable valve train and mechanically controllable valve train |
DE102014220386B3 (en) * | 2014-10-08 | 2016-02-04 | Schaeffler Technologies AG & Co. KG | Mechanical roller plunger |
DE102014118661B4 (en) * | 2014-12-15 | 2022-05-05 | Robert Bosch Gmbh | Reciprocating internal combustion engine with a sensor device for at least indirectly determining a valve lift of a gas exchange valve |
CN106703922B (en) * | 2015-07-31 | 2019-08-09 | 光阳工业股份有限公司 | Rocker structure for engine cylinder head |
CN106321178B (en) * | 2016-08-29 | 2019-12-13 | 新奥(中国)燃气投资有限公司 | push rod of engine, engine and automatic adjustment method of valve clearance |
DE102018107351A1 (en) * | 2017-03-28 | 2018-10-04 | Borgwarner Inc., Patent Department | SWITCHED BUFFER STOP |
CN109030006B (en) * | 2017-06-09 | 2021-03-19 | 长城汽车股份有限公司 | Detection method and system of continuous variable valve lift mechanism |
CN109026255B (en) * | 2017-06-09 | 2020-01-07 | 长城汽车股份有限公司 | Valve lift debugging method and system of continuous variable valve lift mechanism |
JP6509957B2 (en) * | 2017-06-30 | 2019-05-08 | 本田技研工業株式会社 | Internal combustion engine |
CN107642384B (en) * | 2017-09-01 | 2020-02-18 | 大连理工大学 | Continuous variable valve mechanism |
DE102019133590A1 (en) * | 2019-12-09 | 2021-06-10 | Bayerische Motoren Werke Aktiengesellschaft | Lift actuator for a variable lift valve train with two working positions |
CN112648040B (en) * | 2020-12-22 | 2022-03-25 | 东风商用车有限公司 | Engine compression release type brake and braking method thereof |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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GB190906650A (en) * | 1909-03-19 | 1909-10-14 | Paxman & Co Ltd Davey | Improvements in Valve Gear for Internal Combustion Engines. |
DE1751690A1 (en) | 1967-07-13 | 1971-01-28 | Ford Werke Ag | Valve control in piston engines, in particular internal combustion engines |
DE2251091A1 (en) | 1972-10-18 | 1974-05-02 | Ardie Werk Gmbh | PNEUMATIC, IN PARTICULAR HYDROPNEUMATIC SUSPENSION OF AN AXLE FOR MOTOR VEHICLES |
EP0111768A1 (en) * | 1982-12-23 | 1984-06-27 | FIAT AUTO S.p.A. | A mechanical device for controlling a valve of a heat engine |
DE3637373A1 (en) | 1986-11-03 | 1988-11-24 | Roemer Gmbh | Protective motorcyclist's helmet with two visors |
US20020162522A1 (en) * | 2001-05-03 | 2002-11-07 | Bernhard Morrn | Mechanical control of the intake valve lift adjustment in an internal combustion engine |
DE10140635A1 (en) * | 2001-08-13 | 2003-04-24 | Rudolf Flierl | Device for independent variable timing adjustment of gas exchange valves of IC engines has valve lifter and crank shaped to make valve acceleration ratio dependent upon set valve stroke |
Family Cites Families (15)
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CH174762A (en) * | 1932-12-15 | 1935-01-31 | Goetaverken Ab | Device for regulating the compression in internal combustion engines working with pre-compression and auto-ignition, in which the combustion gases still act as propellants after leaving the combustion cylinder. |
US2880711A (en) * | 1958-02-05 | 1959-04-07 | Henry A Roan | Variable valve timing mechanism for engines |
DE2256091A1 (en) * | 1972-11-16 | 1974-05-22 | Daimler Benz Ag | VALVE CONTROL DEVICE FOR COMBUSTION MACHINERY |
FR2519375B1 (en) * | 1981-12-31 | 1986-07-11 | Baguena Michel | VARIABLE VALVE FOR FOUR-STROKE ENGINE |
DE3933021C3 (en) * | 1989-10-04 | 1998-06-10 | Ford Werke Ag | Camshafts for the valve train of internal combustion engines |
WO1993008377A1 (en) * | 1991-10-25 | 1993-04-29 | Peter Kuhn | Device for actuating the valves in an internal-combustion engine by means of rotating cams |
DE4223172C1 (en) * | 1992-07-15 | 1993-08-19 | Bayerische Motoren Werke Ag, 8000 Muenchen, De | Cylinder head for IC engine - bearing cover for cam shaft bearing also acts for bearing for eccentric shaft |
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DE4223173A1 (en) * | 1992-07-15 | 1994-01-20 | Bayerische Motoren Werke Ag | Valve mechanism for vehicle IC engine - has different lift curves for each pair of valves per cylinder controlled by roller-actuated eccentrics |
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GB9320204D0 (en) * | 1993-09-30 | 1993-11-17 | Lotus Car | Valve operating mechanism for internal combustion engines |
DE19745761A1 (en) * | 1997-10-16 | 1999-04-22 | Daimler Chrysler Ag | Variable valve control for reciprocating piston internal combustion engines |
US6092497A (en) * | 1997-10-30 | 2000-07-25 | Eaton Corporation | Electromechanical latching rocker arm valve deactivator |
DE19914044A1 (en) | 1999-03-27 | 2000-09-28 | Schaeffler Waelzlager Ohg | Tappet built into cylinder head of engine valve drive, with axis led into elongated hole in bearing block on cylinder head |
DE10066056B4 (en) * | 2000-07-18 | 2006-02-02 | Thyssenkrupp Automotive Ag | Hub valve control for engines |
-
2003
- 2003-03-29 DE DE10314683A patent/DE10314683B4/en not_active Expired - Fee Related
-
2004
- 2004-03-26 EP EP04723587A patent/EP1611319B1/en not_active Expired - Lifetime
- 2004-03-26 WO PCT/EP2004/003265 patent/WO2004088099A1/en active Application Filing
- 2004-03-26 DE DE602004029873T patent/DE602004029873D1/en not_active Expired - Lifetime
- 2004-03-26 US US10/550,940 patent/US7712442B2/en not_active Expired - Fee Related
- 2004-03-26 AT AT04723587T patent/ATE487027T1/en not_active IP Right Cessation
- 2004-03-26 KR KR1020057018529A patent/KR20060031595A/en not_active Application Discontinuation
- 2004-03-26 CN CNA2004800080161A patent/CN1826457A/en active Pending
- 2004-03-26 CN CN2004800113790A patent/CN1802490B/en not_active Expired - Fee Related
- 2004-03-26 JP JP2006504887A patent/JP4733630B2/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB190906650A (en) * | 1909-03-19 | 1909-10-14 | Paxman & Co Ltd Davey | Improvements in Valve Gear for Internal Combustion Engines. |
DE1751690A1 (en) | 1967-07-13 | 1971-01-28 | Ford Werke Ag | Valve control in piston engines, in particular internal combustion engines |
DE2251091A1 (en) | 1972-10-18 | 1974-05-02 | Ardie Werk Gmbh | PNEUMATIC, IN PARTICULAR HYDROPNEUMATIC SUSPENSION OF AN AXLE FOR MOTOR VEHICLES |
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Also Published As
Publication number | Publication date |
---|---|
WO2004088099A8 (en) | 2005-11-17 |
JP4733630B2 (en) | 2011-07-27 |
US20070074687A1 (en) | 2007-04-05 |
DE10314683B4 (en) | 2009-05-07 |
KR20060031595A (en) | 2006-04-12 |
CN1802490A (en) | 2006-07-12 |
CN1826457A (en) | 2006-08-30 |
EP1611319B1 (en) | 2010-11-03 |
CN1802490B (en) | 2011-08-03 |
DE10314683A1 (en) | 2004-11-11 |
DE602004029873D1 (en) | 2010-12-16 |
EP1611319A1 (en) | 2006-01-04 |
US7712442B2 (en) | 2010-05-11 |
ATE487027T1 (en) | 2010-11-15 |
JP2006521496A (en) | 2006-09-21 |
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