CA2479292A1 - Desmodromic valve actuation system - Google Patents

Desmodromic valve actuation system Download PDF

Info

Publication number
CA2479292A1
CA2479292A1 CA002479292A CA2479292A CA2479292A1 CA 2479292 A1 CA2479292 A1 CA 2479292A1 CA 002479292 A CA002479292 A CA 002479292A CA 2479292 A CA2479292 A CA 2479292A CA 2479292 A1 CA2479292 A1 CA 2479292A1
Authority
CA
Canada
Prior art keywords
valve
cam
actuation system
desmodromic
operably connected
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.)
Abandoned
Application number
CA002479292A
Other languages
English (en)
French (fr)
Inventor
Frank A. Folino
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.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Publication of CA2479292A1 publication Critical patent/CA2479292A1/en
Abandoned 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
    • 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
    • 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
    • F01L1/024—Belt 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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/30—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of positively opened and closed valves, i.e. desmodromic 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
    • 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

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)
CA002479292A 2001-03-16 2002-03-15 Desmodromic valve actuation system Abandoned CA2479292A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US27688901P 2001-03-16 2001-03-16
US60/276,889 2001-03-16
PCT/US2002/008128 WO2002075121A1 (en) 2001-03-16 2002-03-15 Desmodromic valve actuation system

Publications (1)

Publication Number Publication Date
CA2479292A1 true CA2479292A1 (en) 2002-09-26

Family

ID=23058504

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002479292A Abandoned CA2479292A1 (en) 2001-03-16 2002-03-15 Desmodromic valve actuation system

Country Status (6)

Country Link
US (1) US6619250B2 (enExample)
EP (1) EP1379759A4 (enExample)
JP (1) JP4065992B2 (enExample)
CN (1) CN1505729A (enExample)
CA (1) CA2479292A1 (enExample)
WO (1) WO2002075121A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7082912B2 (en) * 2001-03-16 2006-08-01 Folino Frank A System and method for controlling engine valve lift and valve opening percentage
US6953014B2 (en) * 2001-03-16 2005-10-11 Folino Frank A Thermal compensating desmodromic valve actuation system
JP2005195059A (ja) * 2004-01-05 2005-07-21 Bando Chem Ind Ltd オートテンショナの制御装置
US6945206B1 (en) * 2004-04-09 2005-09-20 George Wayne Mobley Lobe-less cam for use in a springless poppet valve system
US8087393B2 (en) * 2007-05-18 2012-01-03 Arrow Leads, Inc. Zero float valve for internal combustion engine and method of operation thereof
DE102007045194B3 (de) * 2007-09-21 2009-02-19 Mtu Friedrichshafen Gmbh Verfahren zur Steuerung einer Brennkraftmaschine
US8033261B1 (en) 2008-11-03 2011-10-11 Robbins Warren H Valve actuation system and related methods
US9086171B2 (en) 2012-11-15 2015-07-21 Ken Meyer KUSC positive return valve action
KR20130138166A (ko) * 2013-11-29 2013-12-18 권인하 논스프링오버헤드크랭크샤프트시스템
RU2730196C1 (ru) * 2020-02-16 2020-08-19 Владимир Витальевич Килин Десмодромный кулачковый привод клапана газораспределительного механизма с регулировкой степени открытия клапана
CN112127962A (zh) * 2020-08-29 2020-12-25 白茹 无气门弹簧配气机构
JP7364705B2 (ja) * 2022-01-11 2023-10-18 本田技研工業株式会社 車両用空調装置
US20240167462A1 (en) * 2022-11-21 2024-05-23 The Regents Of The University Of Michigan Desmodromic mechanism and fluid pump
CN119102821B (zh) * 2024-08-26 2025-07-15 广州佳胜维创技术有限责任公司 一种配气机构及发动机

Family Cites Families (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US577589A (en) 1897-02-23 Valve for explosive-engines
US1309339A (en) 1919-07-08 George a
US1561544A (en) 1924-01-14 1925-11-17 Buffalo Foundry & Machine Comp Valve-operating mechanism
US1679794A (en) 1925-11-09 1928-08-07 Herman A Schatz Valve gear
US2466550A (en) 1944-03-09 1949-04-05 Wright Aeronautical Corp Internal-combustion engine
US2641236A (en) 1944-10-11 1953-06-09 Whitworth & Co Means for actuating valves and other reciprocating parts
US2584055A (en) 1948-02-05 1952-01-29 Curtiss Wright Corp Sequence control mechanism
US2738748A (en) 1952-01-29 1956-03-20 May Pressenbau G M B H Fa Toggle lever operating arrangement for a press
US2823655A (en) 1956-12-13 1958-02-18 Ford Motor Co Valve timing mechanism
DE1105659B (de) * 1958-03-29 1961-04-27 Porsche Kg Ventilsteuerung fuer Brennkraft-maschinen
US2954017A (en) * 1958-03-29 1960-09-27 Porsche Kg Valve control arrangement for internal combustion engines
US3020018A (en) 1959-03-23 1962-02-06 Capitol Prod Corp Discharge valve
GB939895A (en) * 1962-05-17 1963-10-16 B M G Motorcycles Ltd Improvements in or relating to valve operating mechanism for internal combustion engines
US3317179A (en) 1963-08-09 1967-05-02 David F Wiseman & Sons Ltd Valve operating linkages
US3195528A (en) 1964-02-19 1965-07-20 Gen Motors Corp Poppet valve actuation
GB1167518A (en) 1965-12-21 1969-10-15 M A N Turbo G M B H Control Arrangement Comprising Two Hand Levers
GB1299673A (en) 1969-02-13 1972-12-13 Fiat Spa Improvements relating to valve actuating mechanisms for internal combustion engines
US3585974A (en) 1969-02-28 1971-06-22 Robert L Weber Valve actuating mechanism
US3684237A (en) 1970-05-04 1972-08-15 Westinghouse Electric Corp Variable force angle linkage
DE2363891A1 (de) 1973-07-13 1975-06-26 Daimler Benz Ag Ventilverstellung fuer brennkraftmaschinen
JPS50144925A (enExample) 1974-05-11 1975-11-21
LU74745A1 (enExample) 1976-04-12 1976-11-11
USRE30188E (en) 1976-06-01 1980-01-15 Valve train for internal combustion engine
US4061115A (en) 1976-06-01 1977-12-06 Predhome Jr Wilfred F Valve train for internal combustion engine
LU75372A1 (enExample) 1976-07-13 1977-02-25
FR2467971A1 (fr) * 1979-10-23 1981-04-30 Della Rocca Nicolas Moteur a explosion, plus particulierement dispositif de commande de l'ouverture et de la fermeture des soupapes et d'echappement
LU83279A1 (fr) 1981-04-03 1983-03-24 Wurth Paul Sa Installation de chargement d'un four a cuve
US4457268A (en) 1982-01-25 1984-07-03 Jones Darrell L Valve position control device
JPS58202318A (ja) * 1982-04-08 1983-11-25 ジエフリ−・ロバ−ト・パ−カ− デスモドロミツクバルブシステム
LU84890A1 (fr) 1983-06-29 1985-03-29 Wurth Paul Sa Mecanisme pour actionner un clapet de dosage
US4858573A (en) * 1984-11-13 1989-08-22 Bothwell Peter W Internal combustion engines
DE3511820A1 (de) 1985-03-30 1986-10-02 Robert Bosch Gmbh, 7000 Stuttgart Ventilsteuervorrichtung fuer eine hubkolben-brennkraftmaschine
DE3511819A1 (de) 1985-03-30 1986-10-09 Robert Bosch Gmbh, 7000 Stuttgart Ventilsteuervorrichtung
GB2183728A (en) * 1985-12-07 1987-06-10 Ford Motor Co Desmodromic valve system for i.c. engines
US4805568A (en) 1987-02-27 1989-02-21 Springer Joseph E Swing valve for internal combustion engines
GB8723256D0 (en) * 1987-10-03 1987-11-04 Jaguar Cars Valve mechanisms
DE3804333C2 (de) * 1988-02-12 1997-01-16 Josef Austermann Vorrichtung zur Veränderung des Steuerwinkels zwischen einem Maschinenteil und einer dieses betätigenden Antriebseinheit
DE3841839A1 (de) * 1988-12-13 1990-06-21 Peter Scherer Ventilanordnung
US4887564A (en) * 1989-04-10 1989-12-19 Edwards James R Valve actuation system for desmodromic internal combustion engines
GB8920361D0 (en) 1989-09-08 1989-10-25 Jaguar Cars Valve mechanisms
JPH03168307A (ja) * 1989-11-24 1991-07-22 Takuya Matsumoto エンジンのバルブ駆動装置
US5127375A (en) 1991-04-04 1992-07-07 Ford Motor Company Hydraulic valve control system for internal combustion engines
DE4436952A1 (de) 1994-10-15 1996-04-18 Schaeffler Waelzlager Kg Schaltbarer Stößel eines Ventiltriebs einer Brennkraftmaschine
US5732670A (en) * 1996-02-13 1998-03-31 Charles R. Mote, Sr. Geared rocker valve operation for internal combustion reciprocating piston engines
KR100195497B1 (ko) 1996-09-03 1999-06-15 류정열 흡기밸브의 리프트 가변장치
AUPO508497A0 (en) * 1997-02-13 1997-03-06 Armstrong, Mark Frederick Improvements in poppet valve actuation
US6311659B1 (en) 1999-06-01 2001-11-06 Delphi Technologies, Inc. Desmodromic cam driven variable valve timing mechanism

Also Published As

Publication number Publication date
CN1505729A (zh) 2004-06-16
US6619250B2 (en) 2003-09-16
EP1379759A1 (en) 2004-01-14
US20020166525A1 (en) 2002-11-14
WO2002075121A1 (en) 2002-09-26
JP2005505714A (ja) 2005-02-24
JP4065992B2 (ja) 2008-03-26
EP1379759A4 (en) 2005-01-12

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued