ZA946990B - Variable valve lift mechanism for internal combustion engine - Google Patents
Variable valve lift mechanism for internal combustion engineInfo
- Publication number
- ZA946990B ZA946990B ZA946990A ZA946990A ZA946990B ZA 946990 B ZA946990 B ZA 946990B ZA 946990 A ZA946990 A ZA 946990A ZA 946990 A ZA946990 A ZA 946990A ZA 946990 B ZA946990 B ZA 946990B
- Authority
- ZA
- South Africa
- Prior art keywords
- combustion engine
- internal combustion
- variable valve
- valve lift
- lift mechanism
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B41/00—Engines characterised by special means for improving conversion of heat or pressure energy into mechanical power
- F02B41/02—Engines with prolonged expansion
- F02B41/04—Engines with prolonged expansion in main cylinders
-
- 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
-
- 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
- F01L1/12—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
- 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
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0203—Variable control of intake and exhaust valves
- F02D13/0207—Variable control of intake and exhaust valves changing valve lift or valve lift and timing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0223—Variable control of the intake valves only
- F02D13/0234—Variable control of the intake valves only changing the valve timing only
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0269—Controlling the valves to perform a Miller-Atkinson cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/028—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation for two-stroke engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D15/00—Varying compression ratio
- F02D15/04—Varying compression ratio by alteration of volume of compression space without changing piston stroke
-
- 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
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
- F02F1/4214—Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per cylinder
-
- 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
- F01L2820/00—Details on specific features characterising valve gear arrangements
- F01L2820/01—Absolute values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B1/00—Engines characterised by fuel-air mixture compression
- F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
- F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
- F02B2275/18—DOHC [Double overhead camshaft]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Valve Device For Special Equipments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/122,223 US5365895A (en) | 1991-12-03 | 1993-09-15 | Variable valve lift mechanism for internal combustion engine |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA946990B true ZA946990B (en) | 1996-05-24 |
Family
ID=22401435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA946990A ZA946990B (en) | 1993-09-15 | 1994-09-12 | Variable valve lift mechanism for internal combustion engine |
Country Status (11)
Country | Link |
---|---|
US (1) | US5365895A (xx) |
EP (1) | EP0719379A4 (xx) |
JP (1) | JPH09506402A (xx) |
KR (1) | KR960705126A (xx) |
CN (1) | CN1047821C (xx) |
AU (1) | AU684106B2 (xx) |
BR (1) | BR9407477A (xx) |
CA (1) | CA2171847A1 (xx) |
MY (1) | MY111455A (xx) |
WO (1) | WO1995008051A1 (xx) |
ZA (1) | ZA946990B (xx) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5572962A (en) * | 1991-12-03 | 1996-11-12 | Motive Holdings Limited | Variable valve lift mechanism for internal combustion engine |
US5456224A (en) * | 1991-12-03 | 1995-10-10 | Motive Holdings Limited | Variable valve lift mechanism for internal combustion engine |
US5666913A (en) * | 1996-05-29 | 1997-09-16 | Cummins Engine Company, Inc. | Variable timing cam follower lever assembly |
US8215292B2 (en) | 1996-07-17 | 2012-07-10 | Bryant Clyde C | Internal combustion engine and working cycle |
DE19641068B4 (de) * | 1996-10-04 | 2005-04-21 | Klonder, Armin, Dipl.-Ing. (FH) | Hubvariabler Ventiltrieb |
US5791306A (en) * | 1997-08-13 | 1998-08-11 | Caterpillar Inc. | Internal combustion engine speed-throttle control |
DE19854382B4 (de) | 1998-11-25 | 2009-01-02 | Alstom | Verfahren und Vorrichtung zur Zerstäubung flüssigen Brennstoffs für eine Feuerungsanlage |
US6382152B2 (en) * | 2000-02-23 | 2002-05-07 | Delphi Technologies, Inc. | Crank gear variable valve actuating mechanism |
US6382151B2 (en) * | 2000-02-24 | 2002-05-07 | Delphi Technologies, Inc. | Ring gear variable valve train device |
JP2002276315A (ja) * | 2001-03-19 | 2002-09-25 | Yamaha Motor Co Ltd | 内燃機関の可変動弁装置 |
GR20010100295A (el) | 2001-06-18 | 2003-02-27 | Εμμανουηλ Παττακος | Μεταβλητο συστημα βαλβιδων |
WO2003014537A1 (de) * | 2001-08-06 | 2003-02-20 | Christian Heier | Ventilsteuerung einer hubkolbenmaschine (vvst) |
GB0200936D0 (en) * | 2002-01-16 | 2002-03-06 | Lotus Car | Valve operating mechanisms |
EP1380728B1 (de) | 2002-07-12 | 2005-04-06 | AVL List GmbH | Ventiltriebseinrichtung |
DE10312958B4 (de) * | 2003-03-24 | 2005-03-10 | Thyssen Krupp Automotive Ag | Vorrichtung zur vairablen Betätigung der Gaswechselventile von Verbrennungsmotoren und Verfahren zum Betreiben einer derartigen Vorrichtung |
US7444966B2 (en) * | 2003-05-28 | 2008-11-04 | Honda Motor Co., Ltd. | Valve moving device for engine |
JP4238173B2 (ja) * | 2003-06-03 | 2009-03-11 | 本田技研工業株式会社 | エンジンの動弁装置 |
US6971355B2 (en) | 2004-03-29 | 2005-12-06 | Borgwarner Inc. | Variable lift and duration device for poppet valves |
US7168396B1 (en) * | 2005-09-15 | 2007-01-30 | International Engine Intellectual Property Company, Llc | Variable compression ratio strategy for improving combustion processes in alternative combustion compression ignition engines |
JP4948831B2 (ja) * | 2005-12-13 | 2012-06-06 | ヤマハ発動機株式会社 | 可変動弁装置ならびにそれを備えるエンジンシステムおよび乗り物 |
JP4678350B2 (ja) * | 2006-08-31 | 2011-04-27 | トヨタ自動車株式会社 | 可変バルブタイミング装置 |
KR100969377B1 (ko) * | 2008-04-30 | 2010-07-09 | 현대자동차주식회사 | 연속 가변 밸브 리프트 장치 |
CN101403326A (zh) * | 2008-06-16 | 2009-04-08 | 奇瑞汽车股份有限公司 | 一种内燃机可变气门升程机构 |
US8191522B2 (en) * | 2008-10-07 | 2012-06-05 | Riley Michael B | Varying the phase and lift of a rocker arm on a camshaft actuating a valve or injector |
JP2010138714A (ja) * | 2008-12-09 | 2010-06-24 | Isuzu Motors Ltd | 吸排気弁駆動装置 |
CN101782005B (zh) * | 2009-01-15 | 2013-06-12 | 杨鲁川 | 驱动装置 |
GB2476852B (en) * | 2010-09-16 | 2012-01-11 | Anthony Edgar Blackburn | Six stroke 'Blackburn Cycle' |
US9133735B2 (en) | 2013-03-15 | 2015-09-15 | Kohler Co. | Variable valve timing apparatus and internal combustion engine incorporating the same |
EP2803829A1 (en) * | 2013-05-14 | 2014-11-19 | Caterpillar Motoren GmbH & Co. KG | Flexible cam follower |
KR101484235B1 (ko) | 2013-12-17 | 2015-01-16 | 현대자동차 주식회사 | 가변 밸브 리프트 장치 |
CN104373169B (zh) * | 2014-07-29 | 2017-03-08 | 宝鸡吉利发动机零部件有限公司 | 一种连续可变气门升程装置 |
FR3031137B1 (fr) * | 2014-12-29 | 2016-12-23 | Renault Sa | Linguets de distribution arretes axialement par l'axe d'articulation et par la culasse |
CN104895640A (zh) * | 2015-03-09 | 2015-09-09 | 常州嵘驰发动机技术有限公司 | 内燃机的可变气门升程机构 |
CN104747248A (zh) * | 2015-03-11 | 2015-07-01 | 重庆交通大学 | 可变正时和升程的发动机配气装置 |
US10598054B2 (en) * | 2017-09-26 | 2020-03-24 | Deere & Company | Variable ratio rocker arm system |
GB2583912A (en) * | 2019-05-06 | 2020-11-18 | Caterpillar Motoren Gmbh & Co | Charge changing control device, reciprocating engine and method for operating a charge changing control device |
KR102558879B1 (ko) * | 2020-10-07 | 2023-07-24 | 장순길 | 연속 가변 밸브 리프트 장치 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR836367A (fr) * | 1938-04-08 | 1939-01-17 | Moteur à deux puissances différentes pour une même ouverture de l'organe de réglage de l'admission et une même vitesse | |
US4721007A (en) * | 1983-11-30 | 1988-01-26 | Entzminger William | Variable ratio lever arm mechanism |
DE3833540A1 (de) * | 1988-10-01 | 1990-04-12 | Peter Prof Dr Ing Kuhn | Vorrichtung zur betaetigung der ventile an verbrennungsmotoren mit veraenderlicher ventilerhebungskurve |
DE69110342T2 (de) * | 1990-03-14 | 1995-10-12 | Suzuki Co Ltd | Ventiltriebvorrichtung für Viertaktbrennkraftmaschine. |
US4986227A (en) * | 1990-05-08 | 1991-01-22 | Dewey Iii Albert B | Variable lift valve train |
US5107802A (en) * | 1990-05-28 | 1992-04-28 | Honda Giken Kogyo Kabushiki Kaisha | Valve driving mechanism for internal combustion engines |
DE4122142A1 (de) * | 1991-07-04 | 1993-01-07 | Porsche Ag | Brennkraftmaschine mit einem schlepphebelventiltrieb |
US5205247A (en) * | 1992-01-29 | 1993-04-27 | Hoffman Christopher J | Infinitely variable lift cam follower with consistent dwell position |
-
1993
- 1993-09-15 US US08/122,223 patent/US5365895A/en not_active Expired - Fee Related
-
1994
- 1994-09-08 MY MYPI94002361A patent/MY111455A/en unknown
- 1994-09-12 ZA ZA946990A patent/ZA946990B/xx unknown
- 1994-09-14 EP EP94928133A patent/EP0719379A4/en not_active Withdrawn
- 1994-09-14 CA CA002171847A patent/CA2171847A1/en not_active Abandoned
- 1994-09-14 WO PCT/US1994/010422 patent/WO1995008051A1/en not_active Application Discontinuation
- 1994-09-14 BR BR9407477A patent/BR9407477A/pt not_active IP Right Cessation
- 1994-09-14 JP JP7509354A patent/JPH09506402A/ja active Pending
- 1994-09-14 KR KR1019960701340A patent/KR960705126A/ko not_active Application Discontinuation
- 1994-09-14 AU AU77287/94A patent/AU684106B2/en not_active Ceased
- 1994-09-14 CN CN94193867A patent/CN1047821C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1047821C (zh) | 1999-12-29 |
EP0719379A1 (en) | 1996-07-03 |
WO1995008051A1 (en) | 1995-03-23 |
EP0719379A4 (en) | 1997-05-21 |
AU684106B2 (en) | 1997-12-04 |
US5365895A (en) | 1994-11-22 |
MY111455A (en) | 2000-05-31 |
JPH09506402A (ja) | 1997-06-24 |
KR960705126A (ko) | 1996-10-09 |
CN1133625A (zh) | 1996-10-16 |
BR9407477A (pt) | 1996-11-12 |
AU7728794A (en) | 1995-04-03 |
CA2171847A1 (en) | 1995-03-23 |
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