EP1375847A3 - Einrichtung zur variablen Betätigung von Ventilen - Google Patents
Einrichtung zur variablen Betätigung von Ventilen Download PDFInfo
- Publication number
- EP1375847A3 EP1375847A3 EP03012206A EP03012206A EP1375847A3 EP 1375847 A3 EP1375847 A3 EP 1375847A3 EP 03012206 A EP03012206 A EP 03012206A EP 03012206 A EP03012206 A EP 03012206A EP 1375847 A3 EP1375847 A3 EP 1375847A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- intermediate member
- variable
- hubübertragungsanordnung
- control cam
- engagement
- 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.)
- Withdrawn
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
- F01L13/0021—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
- 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
- F01L1/185—Overhead end-pivot rocking arms
-
- 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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20576—Elements
- Y10T74/20582—Levers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
Abstract
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10061618A DE10061618B4 (de) | 2000-12-11 | 2000-12-11 | Einrichtung zur variablen Betätigung von Ventilen mittels Nocken für Verbrennungsmotoren |
DE10226300 | 2002-06-10 | ||
DE10226300A DE10226300B4 (de) | 2002-06-10 | 2002-06-10 | Einrichtung zur variablen Betätigung von Ventilen mittels Nocken für Verbrennungsmotoren |
DE20220138U DE20220138U1 (de) | 2002-12-20 | 2002-12-20 | Ventiltrieb mit Nocken zur variablen Betätigung von Ventilen für Verbrennungsmotoren |
DE20220138U | 2002-12-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1375847A2 EP1375847A2 (de) | 2004-01-02 |
EP1375847A3 true EP1375847A3 (de) | 2006-08-23 |
Family
ID=29713128
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03012206A Withdrawn EP1375847A3 (de) | 2000-12-11 | 2003-06-06 | Einrichtung zur variablen Betätigung von Ventilen |
Country Status (2)
Country | Link |
---|---|
US (1) | US6955146B2 (de) |
EP (1) | EP1375847A3 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004008389A1 (de) * | 2004-02-20 | 2005-09-08 | Bayerische Motoren Werke Ag | Hubvariabler Ventiltrieb für eine Brennkraftmaschine |
DE102004011639A1 (de) * | 2004-03-10 | 2005-09-29 | Ina-Schaeffler Kg | Variable mechanische Ventiltriebsteuerung |
DE102005035314B4 (de) * | 2005-07-28 | 2013-03-14 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | Ventiltrieb für Ladungswechselventile von Viertaktverbrennungsmotoren |
DE102005035315B4 (de) * | 2005-07-28 | 2007-05-10 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | Variabler Ventiltrieb für Verbrennungskraftmaschinen |
JP2007127117A (ja) * | 2005-10-04 | 2007-05-24 | Masaaki Yoshikawa | 4ストローク内燃機関の動弁系装置 |
KR100667394B1 (ko) * | 2005-11-15 | 2007-01-10 | 현대자동차주식회사 | 엔진의 연속 가변 밸브 리프트 장치 |
US7121241B1 (en) * | 2006-01-10 | 2006-10-17 | Eaton Corporation | Valve control system including deactivating rocker arm |
KR100868209B1 (ko) * | 2006-11-16 | 2008-11-11 | 현대자동차주식회사 | 연속 가변 밸브 리프트 장치 |
EP2025888A1 (de) * | 2007-08-06 | 2009-02-18 | Iveco S.p.A. | Gerät zur Betätigung der Dekompressions-Motorbremse in einem mit hydraulischen Nocken ausgestatteten Verbrennungsmotor |
KR100909497B1 (ko) * | 2007-09-19 | 2009-07-27 | 고려대학교 산학협력단 | 엔진의 연속 가변 밸브 리프트 장치 |
KR20090056602A (ko) * | 2007-11-30 | 2009-06-03 | 현대자동차주식회사 | 가변 밸브 리프트 장치 |
CN106523067A (zh) * | 2016-12-20 | 2017-03-22 | 江苏三能动力总成有限公司 | 一种发动机连续可变气门升程结构 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4438736A (en) * | 1981-03-10 | 1984-03-27 | Nissan Motor Co., Ltd. | Variable valve timing arrangement with automatic valve clearance adjustment |
DE4326331A1 (de) * | 1992-07-15 | 1995-02-09 | Bayerische Motoren Werke Ag | Ventiltrieb einer Brennkraftmaschine |
WO1995009298A1 (en) * | 1993-09-30 | 1995-04-06 | Lotus Cars Ltd. | Valve operating mechanism for internal combustion engines |
DE10006015A1 (de) * | 2000-02-11 | 2001-08-16 | Schaeffler Waelzlager Ohg | Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine |
DE10006016A1 (de) * | 2000-02-11 | 2001-08-16 | Schaeffler Waelzlager Ohg | Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine |
DE10061618A1 (de) * | 2000-12-11 | 2002-06-27 | Iav Gmbh | Einrichtung zur variablen Betätigung von Ventilen mittels Nocken, vorzugsweise für Verbrennungsmotoren |
DE10119686A1 (de) * | 2001-04-20 | 2002-11-14 | Iav Gmbh | Variabler Ventiltrieb |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2934052A (en) * | 1958-11-17 | 1960-04-26 | Irvin R Longenecker | Valve operating mechanism |
DE2629554A1 (de) | 1976-07-01 | 1978-01-12 | Daimler Benz Ag | Lastregelung fuer gemischverdichtende brennkraftmaschinen mit ventilsteuerung |
FR2519375B1 (fr) | 1981-12-31 | 1986-07-11 | Baguena Michel | Distribution variable pour moteur a quatre temps |
US4723515A (en) * | 1983-05-05 | 1988-02-09 | Investment Rarities Incorporated | Mechanism utilizing a single rocker arm for controlling an internal combustion engine valve |
GB8723256D0 (en) * | 1987-10-03 | 1987-11-04 | Jaguar Cars | Valve mechanisms |
DE3833540A1 (de) | 1988-10-01 | 1990-04-12 | Peter Prof Dr Ing Kuhn | Vorrichtung zur betaetigung der ventile an verbrennungsmotoren mit veraenderlicher ventilerhebungskurve |
US5205247A (en) * | 1992-01-29 | 1993-04-27 | Hoffman Christopher J | Infinitely variable lift cam follower with consistent dwell position |
DE19913742A1 (de) | 1999-03-26 | 2000-09-28 | Bayerische Motoren Werke Ag | Vorrichtung zur Hubverstellung eines Gaswechselventils im Zylinderkopf einer Brennkraftmaschine |
GB2357131A (en) * | 1999-12-09 | 2001-06-13 | Mechadyne Internat Plc | Valve actuating mechanism |
DE10123186A1 (de) | 2001-05-12 | 2002-11-14 | Bayerische Motoren Werke Ag | Ventiltrieb-Vorrichtung zur variablen Hubverstellung eines Gaswechselventils einer Brennkraftmaschine |
-
2003
- 2003-02-19 US US10/370,290 patent/US6955146B2/en not_active Expired - Fee Related
- 2003-06-06 EP EP03012206A patent/EP1375847A3/de not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4438736A (en) * | 1981-03-10 | 1984-03-27 | Nissan Motor Co., Ltd. | Variable valve timing arrangement with automatic valve clearance adjustment |
DE4326331A1 (de) * | 1992-07-15 | 1995-02-09 | Bayerische Motoren Werke Ag | Ventiltrieb einer Brennkraftmaschine |
WO1995009298A1 (en) * | 1993-09-30 | 1995-04-06 | Lotus Cars Ltd. | Valve operating mechanism for internal combustion engines |
DE10006015A1 (de) * | 2000-02-11 | 2001-08-16 | Schaeffler Waelzlager Ohg | Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine |
DE10006016A1 (de) * | 2000-02-11 | 2001-08-16 | Schaeffler Waelzlager Ohg | Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine |
DE10061618A1 (de) * | 2000-12-11 | 2002-06-27 | Iav Gmbh | Einrichtung zur variablen Betätigung von Ventilen mittels Nocken, vorzugsweise für Verbrennungsmotoren |
DE10119686A1 (de) * | 2001-04-20 | 2002-11-14 | Iav Gmbh | Variabler Ventiltrieb |
Also Published As
Publication number | Publication date |
---|---|
EP1375847A2 (de) | 2004-01-02 |
US6955146B2 (en) | 2005-10-18 |
US20030226530A1 (en) | 2003-12-11 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20061012 |
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17Q | First examination report despatched |
Effective date: 20061120 |
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AKX | Designation fees paid |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20101221 |