EP1350928A3 - Vorrichtung zur variablen Betätigung eines Hubventils einer Brennkraftmaschine - Google Patents
Vorrichtung zur variablen Betätigung eines Hubventils einer Brennkraftmaschine Download PDFInfo
- Publication number
- EP1350928A3 EP1350928A3 EP03007234A EP03007234A EP1350928A3 EP 1350928 A3 EP1350928 A3 EP 1350928A3 EP 03007234 A EP03007234 A EP 03007234A EP 03007234 A EP03007234 A EP 03007234A EP 1350928 A3 EP1350928 A3 EP 1350928A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- lift
- valve
- sense
- linear cam
- counter
- 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
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
- F01L1/2405—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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/181—Centre pivot rocking arms
- F01L1/182—Centre pivot rocking arms the rocking arm being pivoted about an individual fulcrum, i.e. not about a common shaft
-
- 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
- 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)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10215281A DE10215281A1 (de) | 2002-04-06 | 2002-04-06 | Vorrichtung zum stufenlosen Variieren der Ventilerhebung in Verbrennungsmotoren |
DE10215281 | 2002-04-06 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1350928A2 EP1350928A2 (de) | 2003-10-08 |
EP1350928A3 true EP1350928A3 (de) | 2003-12-10 |
EP1350928B1 EP1350928B1 (de) | 2006-09-27 |
Family
ID=27816181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03007234A Expired - Lifetime EP1350928B1 (de) | 2002-04-06 | 2003-04-01 | Vorrichtung zur variablen Betätigung eines Hubventils einer Brennkraftmaschine |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1350928B1 (de) |
DE (2) | DE10215281A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10261304B4 (de) * | 2002-12-27 | 2009-01-22 | BÖSL-FLIERL, Gerlinde | Ventilhubvorrichtung zur variablen Ventilsteuerung der Gaswechselventile einer Verbrennungskraftmaschine |
DE10303128A1 (de) * | 2003-01-28 | 2004-07-29 | Fev Motorentechnik Gmbh | Vollvariabler mechanischer Ventiltrieb für eine Kolbenbrennkraftmaschine mit justierbarem Ventilspielausgleich |
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 |
US7363893B2 (en) * | 2005-12-05 | 2008-04-29 | Delphi Technologies, Inc. | System for variable valvetrain actuation |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3911879A (en) * | 1973-07-13 | 1975-10-14 | Daimler Benz Ag | Valve adjustment mechanism for internal combustion engine |
US4205634A (en) * | 1978-02-17 | 1980-06-03 | Tourtelot Edward M Jr | Variable valve timing mechanism |
US4459946A (en) * | 1982-05-17 | 1984-07-17 | Investment Rarities, Incorporated | Valve actuating apparatus utilizing a multi-profiled cam unit for controlling internal combustion engines |
US4469056A (en) * | 1983-02-22 | 1984-09-04 | Tourtelot Jr Edward M | Dual follower variable valve timing mechanism |
US5027760A (en) * | 1988-01-19 | 1991-07-02 | Franco Storchi | Variable timing system for engine valve operating gear |
US5119773A (en) * | 1988-10-01 | 1992-06-09 | Peter Kuhn | Apparatus for operating the valves on internal combustion engines with a variable valve lift curve |
DE4135257A1 (de) * | 1991-10-25 | 1993-04-29 | Peter Prof Dr Ing Kuhn | Vorrichtung zur betaetigung der ventile in verbrennungsmotoren mittels umlaufender nocken |
DE4326331A1 (de) * | 1992-07-15 | 1995-02-09 | Bayerische Motoren Werke Ag | Ventiltrieb einer Brennkraftmaschine |
DE10040544A1 (de) * | 2000-08-18 | 2002-02-28 | Schaeffler Waelzlager Ohg | Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine |
-
2002
- 2002-04-06 DE DE10215281A patent/DE10215281A1/de not_active Withdrawn
-
2003
- 2003-04-01 DE DE50305150T patent/DE50305150D1/de not_active Expired - Fee Related
- 2003-04-01 EP EP03007234A patent/EP1350928B1/de not_active Expired - Lifetime
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3911879A (en) * | 1973-07-13 | 1975-10-14 | Daimler Benz Ag | Valve adjustment mechanism for internal combustion engine |
US4205634A (en) * | 1978-02-17 | 1980-06-03 | Tourtelot Edward M Jr | Variable valve timing mechanism |
US4459946A (en) * | 1982-05-17 | 1984-07-17 | Investment Rarities, Incorporated | Valve actuating apparatus utilizing a multi-profiled cam unit for controlling internal combustion engines |
US4469056A (en) * | 1983-02-22 | 1984-09-04 | Tourtelot Jr Edward M | Dual follower variable valve timing mechanism |
US5027760A (en) * | 1988-01-19 | 1991-07-02 | Franco Storchi | Variable timing system for engine valve operating gear |
US5119773A (en) * | 1988-10-01 | 1992-06-09 | Peter Kuhn | Apparatus for operating the valves on internal combustion engines with a variable valve lift curve |
DE4135257A1 (de) * | 1991-10-25 | 1993-04-29 | Peter Prof Dr Ing Kuhn | Vorrichtung zur betaetigung der ventile in verbrennungsmotoren mittels umlaufender nocken |
DE4326331A1 (de) * | 1992-07-15 | 1995-02-09 | Bayerische Motoren Werke Ag | Ventiltrieb einer Brennkraftmaschine |
DE10040544A1 (de) * | 2000-08-18 | 2002-02-28 | Schaeffler Waelzlager Ohg | Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine |
Also Published As
Publication number | Publication date |
---|---|
DE50305150D1 (de) | 2006-11-09 |
DE10215281A1 (de) | 2003-10-16 |
EP1350928A2 (de) | 2003-10-08 |
EP1350928B1 (de) | 2006-09-27 |
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