ES2097942T3 - Sistema de control de valvulas para un motor de combustion interna de reglaje variable, particularmente para un motor con varias valvulas por cilindro. - Google Patents
Sistema de control de valvulas para un motor de combustion interna de reglaje variable, particularmente para un motor con varias valvulas por cilindro.Info
- Publication number
- ES2097942T3 ES2097942T3 ES93108213T ES93108213T ES2097942T3 ES 2097942 T3 ES2097942 T3 ES 2097942T3 ES 93108213 T ES93108213 T ES 93108213T ES 93108213 T ES93108213 T ES 93108213T ES 2097942 T3 ES2097942 T3 ES 2097942T3
- Authority
- ES
- Spain
- Prior art keywords
- engine
- internal combustion
- control system
- cam
- combustion engine
- 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.)
- Expired - Lifetime
Links
- 238000002485 combustion reaction Methods 0.000 title abstract 2
- YMTINGFKWWXKFG-UHFFFAOYSA-N fenofibrate Chemical compound C1=CC(OC(C)(C)C(=O)OC(C)C)=CC=C1C(=O)C1=CC=C(Cl)C=C1 YMTINGFKWWXKFG-UHFFFAOYSA-N 0.000 abstract 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
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
- F01L13/0036—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
- F01L13/0042—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction with cams being profiled in axial and radial direction
-
- 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
- F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
-
- 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
- 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
- F02F2001/244—Arrangement of valve stems in cylinder heads
- F02F2001/245—Arrangement of valve stems in cylinder heads the valve stems being orientated at an angle with the cylinder axis
-
- 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
- F02F2001/244—Arrangement of valve stems in cylinder heads
- F02F2001/247—Arrangement of valve stems in cylinder heads the valve stems being orientated in parallel with the cylinder axis
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
UN SISTEMA DE CONTROL (1) PARA VALVULAS (2) PARA UN MOTOR DE COMBUSTION INTERNA DE PUESTA A TIEMPO VARIABLE, EN PARTICULAR PARA UN MOTOR CON VARIAS VALVULAS (2) POR CILINDRO (6), DEL TIPO EN QUE UN ARBOL DE LEVAS (3) LLEVA POR LO MENOS UNA LEVA (4) QUE TIENE UN PERFIL QUE VARIA A LO LARGO DEL EJE DEL EJ Y UN DISPOSITIVO DE CONTROL (5) INTERPUESTO ENTRE LA LEVA (4) Y POR LO MENOS UNA VALVULA DE SERVICIO (2) DE UN CILINDRO (6); EL DISPOSITIVO DE CONTROL (5) ESTA FORMADO POR UN SEGUIDOR DE LEVA (14) QUE COOPERA CON UNA SUPERFICIE PERIFERICA (15) DE LA LEVA (4) Y UN BALANCIN CON FORMA SUSTANCIALMENTE DE T (18) QUE INCLUYE UNA PORCION CENTRAL (21) QUE TIENE UNA SILLETA DE SOPORTE (16) PARA EL SEGUIDOR DE LEVA (16) EN SU SUPERFICIE SUPERIOR Y DEBAJO DE ELLA UN ASIENTO (22) PARA FIJARLO A UN FULCRO (25) PARA EL BALANCIN (18) LLEVADO POR UNA CABEZA (11) DEL MOTOR Y UN PAR DE BRAZOS LATERALES (31) QUE SE APOYAN CONTRA LOS VASTAGOS (34) DE UNAS VALVULAS HOMOLOGAS RESPECTIVAS (2) DEL CILINDRO (6).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO920440A IT1257540B (it) | 1992-05-22 | 1992-05-22 | Sistema di comando di valvole per un motore endotermico a fasatura variabile, in particolare un motore con piu' valvole per cilindro. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2097942T3 true ES2097942T3 (es) | 1997-04-16 |
Family
ID=11410481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES93108213T Expired - Lifetime ES2097942T3 (es) | 1992-05-22 | 1993-05-19 | Sistema de control de valvulas para un motor de combustion interna de reglaje variable, particularmente para un motor con varias valvulas por cilindro. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0570963B1 (es) |
DE (1) | DE69308373T2 (es) |
ES (1) | ES2097942T3 (es) |
IT (1) | IT1257540B (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1270443B (it) * | 1993-02-10 | 1997-05-05 | Fiat Auto Spa | Comando di distribuzione a geometria variabile per un motore a combustione interna. |
DE9405442U1 (de) * | 1994-03-31 | 1995-08-03 | Fev Motorentech Gmbh & Co Kg | 4-Ventil-Kolbenbrennkraftmaschine |
EP0867601B1 (en) * | 1997-03-27 | 2003-01-22 | Toyota Jidosha Kabushiki Kaisha | Valve driving apparatus for engine |
DE102006047293A1 (de) * | 2006-10-06 | 2008-04-10 | Schaeffler Kg | Ventiltrieb für eine Brennkraftmaschine mit verschiebbaren Raumnocken |
DE102006058093A1 (de) * | 2006-12-09 | 2008-06-12 | Schaeffler Kg | Ventiltrieb |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2179700B (en) * | 1985-08-29 | 1989-08-09 | Nissan Motor | Rocker arm arrangement for multi-valve internal combustion engine |
IT1195192B (it) * | 1986-10-07 | 1988-10-12 | Fiat Auto Spa | Comando valvole per motori ad alberi a camme in testa |
-
1992
- 1992-05-22 IT ITTO920440A patent/IT1257540B/it active IP Right Grant
-
1993
- 1993-05-19 DE DE69308373T patent/DE69308373T2/de not_active Expired - Lifetime
- 1993-05-19 ES ES93108213T patent/ES2097942T3/es not_active Expired - Lifetime
- 1993-05-19 EP EP93108213A patent/EP0570963B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0570963B1 (en) | 1997-03-05 |
EP0570963A1 (en) | 1993-11-24 |
DE69308373T2 (de) | 1997-06-26 |
ITTO920440A0 (it) | 1992-05-22 |
IT1257540B (it) | 1996-01-30 |
DE69308373D1 (de) | 1997-04-10 |
ITTO920440A1 (it) | 1993-11-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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