ITTO20010270A0 - Motore a combustione interna con sistema idraulico di azionamento variabile delle valvole e punteria a doppio stantuffo. - Google Patents
Motore a combustione interna con sistema idraulico di azionamento variabile delle valvole e punteria a doppio stantuffo.Info
- Publication number
- ITTO20010270A0 ITTO20010270A0 IT2001TO000270A ITTO20010270A ITTO20010270A0 IT TO20010270 A0 ITTO20010270 A0 IT TO20010270A0 IT 2001TO000270 A IT2001TO000270 A IT 2001TO000270A IT TO20010270 A ITTO20010270 A IT TO20010270A IT TO20010270 A0 ITTO20010270 A0 IT TO20010270A0
- Authority
- IT
- Italy
- Prior art keywords
- combustion engine
- internal combustion
- variable valve
- valve actuating
- actuating system
- Prior art date
Links
- 238000002485 combustion reaction Methods 0.000 title 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
- F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
- F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
- F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
-
- 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
- F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
- F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
-
- 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
- F01L1/344—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 changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—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 changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34446—Fluid accumulators for the feeding circuit
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)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2001TO000270A ITTO20010270A1 (it) | 2001-03-23 | 2001-03-23 | Motore a combustione interna con sistema idraulico di azionamento variabile delle valvole e punteria a doppio stantuffo. |
ES02006075T ES2215947T3 (es) | 2001-03-23 | 2002-03-18 | Motor de combustion interna con un sistema hidraulico para el accionamiento variable de valvulas y un empujador de valvula a doble piston. |
EP02006075A EP1243764B1 (en) | 2001-03-23 | 2002-03-18 | Internal combustion engine with an hydraulic system for the variable driving of valves and a double-piston tappet |
AT02006075T ATE266145T1 (de) | 2001-03-23 | 2002-03-18 | Brennkraftmaschine mit variabler hydraulischer ventilsteuerungseinrichtung und ventilstössel mit doppelkolben |
DE60200432T DE60200432T2 (de) | 2001-03-23 | 2002-03-18 | Brennkraftmaschine mit variabler hydraulischer Ventilsteuerungseinrichtung und Ventilstössel mit Doppelkolben |
US10/102,750 US6520129B2 (en) | 2001-03-23 | 2002-03-22 | Internal combustion engine with an hydraulic system for the variable driving of valves and a double-piston tappet |
JP2002081177A JP4028742B2 (ja) | 2001-03-23 | 2002-03-22 | 内燃機関 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2001TO000270A ITTO20010270A1 (it) | 2001-03-23 | 2001-03-23 | Motore a combustione interna con sistema idraulico di azionamento variabile delle valvole e punteria a doppio stantuffo. |
Publications (2)
Publication Number | Publication Date |
---|---|
ITTO20010270A0 true ITTO20010270A0 (it) | 2001-03-23 |
ITTO20010270A1 ITTO20010270A1 (it) | 2002-09-23 |
Family
ID=11458718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2001TO000270A ITTO20010270A1 (it) | 2001-03-23 | 2001-03-23 | Motore a combustione interna con sistema idraulico di azionamento variabile delle valvole e punteria a doppio stantuffo. |
Country Status (7)
Country | Link |
---|---|
US (1) | US6520129B2 (it) |
EP (1) | EP1243764B1 (it) |
JP (1) | JP4028742B2 (it) |
AT (1) | ATE266145T1 (it) |
DE (1) | DE60200432T2 (it) |
ES (1) | ES2215947T3 (it) |
IT (1) | ITTO20010270A1 (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE469293T1 (de) | 2008-04-10 | 2010-06-15 | Fiat Ricerche | Turbokraftstoffmotor mit variabler steuerung der aufnahmeventile |
ATE499511T1 (de) | 2008-11-07 | 2011-03-15 | Fiat Ricerche | Dieselmotor mit variabler einlassventilbetätigung und einer internen abgasrückführung |
ATE520866T1 (de) | 2008-11-07 | 2011-09-15 | Fiat Ricerche | Dieselmotor mit nocken zum betätigen von einlassventilen, welche einen hauptnocken und einen hilfsnocken, die miteinander verbunden sind,aufweisen |
EP2204566B1 (en) | 2008-12-29 | 2011-06-29 | Fiat Group Automobiles S.p.A. | Adaptive control system of the air-fuel ratio of an internal combustione engine with a variable valve timing system |
EP2397674B1 (en) * | 2010-06-18 | 2012-10-24 | C.R.F. Società Consortile per Azioni | Internal combustion engine with cylinders that can be de-activated, with exhaust gas recirculation by variable control of the intake valves, and method for controlling an internal combustion engine |
KR20120017982A (ko) * | 2010-08-20 | 2012-02-29 | 현대자동차주식회사 | 전기-유압 가변 밸브 리프트 장치 |
EP2653703B1 (en) | 2012-04-19 | 2014-04-30 | C.R.F. Società Consortile per Azioni | Internal combustion engine with cylinders which can be deactivated, in which the deactivated cylinders are used as pumps for recirculating exhaust gases into the active cylinders, and method for controlling this engine |
CN103644010B (zh) * | 2013-12-16 | 2016-06-08 | 张号铭 | 一种改进的内燃机气门结构 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2009461A1 (de) * | 1970-02-28 | 1971-09-09 | Kolker, Wilfried, 4904 Enger | Schließen und Offnen von nockenge steuerten Ventilen mit Hilfe von Flussig keitsdruck |
DE3939065A1 (de) * | 1989-11-25 | 1991-05-29 | Bosch Gmbh Robert | Hydraulische ventilsteuervorrichtung fuer brennkraftmaschinen |
US5127375A (en) * | 1991-04-04 | 1992-07-07 | Ford Motor Company | Hydraulic valve control system for internal combustion engines |
DE4213147C2 (de) * | 1991-05-03 | 1998-05-28 | Volkswagen Ag | Variabler Ventiltrieb für ein Hubventil mit zwei durch unterschiedliche Nocken betätigbaren Stößeln |
DE4244287C2 (de) * | 1992-04-27 | 2001-12-13 | Iav Motor Gmbh | Ventiltrieb für Ladungswechselventile, vorzugsweise Einlaßventile von Hubkolbenbrennkraftmaschinen |
DE4213856C2 (de) * | 1992-04-27 | 1994-08-04 | Iav Motor Gmbh | Ventiltrieb für Ladungswechselventile, von Hubkolbenbrennkraftmaschinen |
US5555861A (en) * | 1992-04-27 | 1996-09-17 | Iav Motor Gmbh | Drive for gas exchange valves, preferably inlet valves for reciprocating internal combustion engines |
IT1285853B1 (it) * | 1996-04-24 | 1998-06-24 | Fiat Ricerche | Motore a combustione interna con valvole ad azionamento variabile. |
US6412457B1 (en) * | 1997-08-28 | 2002-07-02 | Diesel Engine Retarders, Inc. | Engine valve actuator with valve seating control |
WO1999023378A1 (en) * | 1997-11-04 | 1999-05-14 | Diesel Engine Retarders, Inc. | Lost motion valve actuation system |
BR9815101A (pt) * | 1997-11-21 | 2001-04-03 | Diesel Engine Retarders Inc | Sistema de atuação de válvula para atuar as válvulas de motor em um motor de combustão interna |
IT1302071B1 (it) * | 1998-02-26 | 2000-07-20 | Fiat Ricerche | Motore a combustione interna con valvole ad azionamento variabile. |
GB2348245B (en) * | 1999-03-25 | 2002-10-23 | Ricardo Inc | Valvegear for engines of reciprocating piston type |
IT1307361B1 (it) | 1999-10-06 | 2001-11-06 | Fiat Ricerche | Perfezionamenti ai motori a combustione interna con valvole adazionamento variabile. |
US6386160B1 (en) * | 1999-12-22 | 2002-05-14 | Jenara Enterprises, Ltd. | Valve control apparatus with reset |
-
2001
- 2001-03-23 IT IT2001TO000270A patent/ITTO20010270A1/it unknown
-
2002
- 2002-03-18 ES ES02006075T patent/ES2215947T3/es not_active Expired - Lifetime
- 2002-03-18 AT AT02006075T patent/ATE266145T1/de active
- 2002-03-18 EP EP02006075A patent/EP1243764B1/en not_active Expired - Lifetime
- 2002-03-18 DE DE60200432T patent/DE60200432T2/de not_active Expired - Lifetime
- 2002-03-22 JP JP2002081177A patent/JP4028742B2/ja not_active Expired - Lifetime
- 2002-03-22 US US10/102,750 patent/US6520129B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6520129B2 (en) | 2003-02-18 |
ITTO20010270A1 (it) | 2002-09-23 |
EP1243764B1 (en) | 2004-05-06 |
EP1243764A2 (en) | 2002-09-25 |
DE60200432T2 (de) | 2004-09-09 |
EP1243764A3 (en) | 2003-07-16 |
JP2002332815A (ja) | 2002-11-22 |
JP4028742B2 (ja) | 2007-12-26 |
US20020152975A1 (en) | 2002-10-24 |
DE60200432D1 (de) | 2004-06-09 |
ES2215947T3 (es) | 2004-10-16 |
ATE266145T1 (de) | 2004-05-15 |
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