DE2363891A1 - Ventilverstellung fuer brennkraftmaschinen - Google Patents

Ventilverstellung fuer brennkraftmaschinen

Info

Publication number
DE2363891A1
DE2363891A1 DE2363891A DE2363891A DE2363891A1 DE 2363891 A1 DE2363891 A1 DE 2363891A1 DE 2363891 A DE2363891 A DE 2363891A DE 2363891 A DE2363891 A DE 2363891A DE 2363891 A1 DE2363891 A1 DE 2363891A1
Authority
DE
Germany
Prior art keywords
valve
adjusting member
upward
eccentric
downward movement
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Withdrawn
Application number
DE2363891A
Other languages
German (de)
English (en)
Inventor
Werner Altmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daimler Benz AG
Original Assignee
Daimler Benz AG
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
Priority claimed from DE19732335695 external-priority patent/DE2335695A1/de
Application filed by Daimler Benz AG filed Critical Daimler Benz AG
Priority to DE2363891A priority Critical patent/DE2363891A1/de
Priority to DE2428915A priority patent/DE2428915A1/de
Priority to IT51732/74A priority patent/IT1016177B/it
Priority to US487135A priority patent/US3911879A/en
Priority to GB3081374A priority patent/GB1437673A/en
Priority to FR7424110A priority patent/FR2237058B1/fr
Publication of DE2363891A1 publication Critical patent/DE2363891A1/de
Withdrawn legal-status Critical Current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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/042—Cam discs
    • 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
    • F01L31/00—Valve drive, valve adjustment during operation, or other valve control, not provided for in groups F01L15/00 - F01L29/00
    • F01L31/08—Valve drive or valve adjustment, apart from tripping aspects; Positively-driven gear
    • F01L31/14—Valve adjustment by links or guide rods, e.g. in valve-gears with eccentric drive
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases
    • F02F7/006—Camshaft or pushrod housings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Transmission Devices (AREA)
DE2363891A 1973-07-13 1973-12-21 Ventilverstellung fuer brennkraftmaschinen Withdrawn DE2363891A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE2363891A DE2363891A1 (de) 1973-07-13 1973-12-21 Ventilverstellung fuer brennkraftmaschinen
DE2428915A DE2428915A1 (de) 1973-12-21 1974-06-15 Ventilverstellung fuer brennkraftmaschinen
IT51732/74A IT1016177B (it) 1973-07-13 1974-06-25 Perfezionamento nelle disposizioni di regolazione delle valvole per motori a combustione interna
US487135A US3911879A (en) 1973-07-13 1974-07-10 Valve adjustment mechanism for internal combustion engine
GB3081374A GB1437673A (enrdf_load_stackoverflow) 1973-07-13 1974-07-11
FR7424110A FR2237058B1 (enrdf_load_stackoverflow) 1973-07-13 1974-07-11

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732335695 DE2335695A1 (de) 1973-07-13 1973-07-13 Ventilverstellung fuer brennkraftmaschinen
DE2363891A DE2363891A1 (de) 1973-07-13 1973-12-21 Ventilverstellung fuer brennkraftmaschinen

Publications (1)

Publication Number Publication Date
DE2363891A1 true DE2363891A1 (de) 1975-06-26

Family

ID=25765483

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2363891A Withdrawn DE2363891A1 (de) 1973-07-13 1973-12-21 Ventilverstellung fuer brennkraftmaschinen

Country Status (5)

Country Link
US (1) US3911879A (enrdf_load_stackoverflow)
DE (1) DE2363891A1 (enrdf_load_stackoverflow)
FR (1) FR2237058B1 (enrdf_load_stackoverflow)
GB (1) GB1437673A (enrdf_load_stackoverflow)
IT (1) IT1016177B (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4261307A (en) * 1979-09-06 1981-04-14 Sidney Oldberg Variable valve timing control for internal combustion engines
DE3022188A1 (de) * 1980-06-13 1981-12-24 Teodoro 4300 Essen Holtmann Ventilsteuerungseinrichtung eines verbrennungsmotors
DE3115422A1 (de) * 1981-04-16 1982-11-11 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Hydraulische einrichtung zum betaetigen von gaswechselventilen
US6360971B1 (en) 1998-11-25 2002-03-26 Alstom Method and appliance for atomizing liquid fuel for a firing installation
EP1215369A2 (de) 2000-12-12 2002-06-19 Jenbacher Aktiengesellschaft Vollvariabler hydraulischer Ventilantrieb

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205634A (en) * 1978-02-17 1980-06-03 Tourtelot Edward M Jr Variable valve timing mechanism
US4182290A (en) * 1978-06-22 1980-01-08 Pohle William A Variable ratio rocker arm
FR2472078A1 (fr) * 1979-12-21 1981-06-26 Baguena Michel Distribution variable pour moteur a quatre temps
FR2484016A1 (fr) * 1980-06-09 1981-12-11 Renault Dispositif de distribution variable par modification de levee de soupape pour machines a capsulisme
JPS5896135A (ja) * 1981-12-03 1983-06-08 Honda Motor Co Ltd 内燃機関の弁駆動制御装置
JPS5896134A (ja) * 1981-12-03 1983-06-08 Honda Motor Co Ltd 内燃機関の弁駆動制御装置
US4457268A (en) * 1982-01-25 1984-07-03 Jones Darrell L Valve position control device
US4502426A (en) * 1982-05-17 1985-03-05 Skelley James H Variable valve lift and timing mechanism
DE3406100A1 (de) * 1984-02-18 1985-08-22 Willi 7171 Michelfeld Roth Drehzahlabhaengige verstellung der ventilsteuerzeiten bei verbrennungsmotoren
KR880701317A (ko) * 1986-05-21 1988-07-26 원본미기재 기체 연료를 사용하는 기관
AU593665B2 (en) * 1986-05-21 1990-02-15 Bennett Automotive Technology Pty. Ltd. Engines for use with gaseous fuels
GB8723256D0 (en) * 1987-10-03 1987-11-04 Jaguar Cars Valve mechanisms
IT1220275B (it) * 1988-01-19 1990-06-15 Franco Storchi Complesso di elementi per la fasatura variabile delle valvole di un motore,in particolare di un motore a combustione interna
US4848180A (en) * 1988-09-06 1989-07-18 Henley Manufacturing Corporation Low-friction, boat-type rocker arm
US5165370A (en) * 1991-04-25 1992-11-24 Gerald Beaumont Mechanism for controlling valve timing
US5463987A (en) * 1994-07-13 1995-11-07 Cukovich; Mark S. Variable valve timing mechanism
CA2387574A1 (en) * 1999-10-15 2001-04-26 Vee Two Pty Ltd. A guide plate for a poppet valve
HK1033238A2 (en) * 2001-01-20 2001-08-03 刘富华 A control device for an air valve of an internal combustion engine
EP1379759A4 (en) 2001-03-16 2005-01-12 Frank A Folino SYSTEM FOR ACTUATING THE VALVE DESMODROMIQUE
US6953014B2 (en) * 2001-03-16 2005-10-11 Folino Frank A Thermal compensating desmodromic valve actuation system
US7082912B2 (en) * 2001-03-16 2006-08-01 Folino Frank A System and method for controlling engine valve lift and valve opening percentage
GB0200935D0 (en) * 2002-01-16 2002-03-06 Lotus Car Valve operating mechanisms
DE10215281A1 (de) * 2002-04-06 2003-10-16 Willi Roth Vorrichtung zum stufenlosen Variieren der Ventilerhebung in Verbrennungsmotoren
US7128034B2 (en) 2002-10-18 2006-10-31 Maclean-Fogg Company Valve lifter body
US7273026B2 (en) 2002-10-18 2007-09-25 Maclean-Fogg Company Roller follower body
US7191745B2 (en) 2002-10-18 2007-03-20 Maclean-Fogg Company Valve operating assembly
US7028654B2 (en) 2002-10-18 2006-04-18 The Maclean-Fogg Company Metering socket
US6871622B2 (en) 2002-10-18 2005-03-29 Maclean-Fogg Company Leakdown plunger
DE102004035005A1 (de) * 2004-07-20 2006-02-16 Bayerische Motoren Werke Ag Ventiltrieb einer Brennkraftmaschine
EP1712747A1 (de) * 2005-04-17 2006-10-18 Uwe Eisenbeis Ventiltrieb mit variablem Ventilhub und Steuerzeiten für hochdrehende Verbrennungsmotoren
RU2319020C1 (ru) * 2006-05-31 2008-03-10 Ильшат Ахматгалиевич Галимов Механизм плавного изменения высоты подъема клапана
US8033261B1 (en) 2008-11-03 2011-10-11 Robbins Warren H Valve actuation system and related methods
DE102010018712B4 (de) * 2010-04-29 2022-01-20 Audi Ag Ventiltrieb für ein Gaswechselventil mit Wälzkontakt zwischen Nockenfolger und Ventilschaft

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1126843A (en) * 1913-10-06 1915-02-02 Henry G O'reilly Valve mechanism.
US2401480A (en) * 1942-01-26 1946-06-04 Aero Engines Ltd Valve actuation
US2696201A (en) * 1950-09-19 1954-12-07 Daimler Benz Ag Valve control mechanism of internalcombustion engines
US2851023A (en) * 1956-04-26 1958-09-09 Leroy A Durkan Variable valve timing
US2954017A (en) * 1958-03-29 1960-09-27 Porsche Kg Valve control arrangement for internal combustion engines
US2997991A (en) * 1960-02-08 1961-08-29 Henry A Roan Variable valve timing mechanism for internal combustion engines
US3261338A (en) * 1964-07-13 1966-07-19 Automobile Racing Club Of Okla Valve timing mechanism
US3413965A (en) * 1967-07-13 1968-12-03 Ford Motor Co Mechanism for varying the operation of a reciprocating member
GB1299673A (en) * 1969-02-13 1972-12-13 Fiat Spa Improvements relating to valve actuating mechanisms for internal combustion engines

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4261307A (en) * 1979-09-06 1981-04-14 Sidney Oldberg Variable valve timing control for internal combustion engines
DE3022188A1 (de) * 1980-06-13 1981-12-24 Teodoro 4300 Essen Holtmann Ventilsteuerungseinrichtung eines verbrennungsmotors
DE3115422A1 (de) * 1981-04-16 1982-11-11 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Hydraulische einrichtung zum betaetigen von gaswechselventilen
US6360971B1 (en) 1998-11-25 2002-03-26 Alstom Method and appliance for atomizing liquid fuel for a firing installation
EP1215369A2 (de) 2000-12-12 2002-06-19 Jenbacher Aktiengesellschaft Vollvariabler hydraulischer Ventilantrieb

Also Published As

Publication number Publication date
FR2237058B1 (enrdf_load_stackoverflow) 1977-03-18
IT1016177B (it) 1977-05-30
GB1437673A (enrdf_load_stackoverflow) 1976-06-03
US3911879A (en) 1975-10-14
FR2237058A1 (enrdf_load_stackoverflow) 1975-02-07

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Legal Events

Date Code Title Description
8141 Disposal/no request for examination