ITRM990621A0 - Stadio di pressione per regolare la quantita' di carburante preiniezione in motori a combustione interna, in particolare in motori diesel. - Google Patents
Stadio di pressione per regolare la quantita' di carburante preiniezione in motori a combustione interna, in particolare in motori diesel.Info
- Publication number
- ITRM990621A0 ITRM990621A0 IT1999RM000621A ITRM990621A ITRM990621A0 IT RM990621 A0 ITRM990621 A0 IT RM990621A0 IT 1999RM000621 A IT1999RM000621 A IT 1999RM000621A IT RM990621 A ITRM990621 A IT RM990621A IT RM990621 A0 ITRM990621 A0 IT RM990621A0
- Authority
- IT
- Italy
- Prior art keywords
- regulate
- internal combustion
- pressure stage
- injection fuel
- engines
- Prior art date
Links
- 238000002485 combustion reaction Methods 0.000 title 1
- 239000000446 fuel Substances 0.000 title 1
- 238000002347 injection Methods 0.000 title 1
- 239000007924 injection Substances 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
- F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
- F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
- F02M57/026—Construction details of pressure amplifiers, e.g. fuel passages or check valves arranged in the intensifier piston or head, particular diameter relationships, stop members, arrangement of ports or conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
- F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
- F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
- F02M45/06—Pumps peculiar thereto
- F02M45/063—Delivery stroke of piston being divided into two or more parts, e.g. by using specially shaped cams
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
- F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
- F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
- F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
- F02M59/105—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive hydraulic drive
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19848904A DE19848904A1 (de) | 1998-10-23 | 1998-10-23 | Druckstufe zur Regulierung einer Voreinspritzmenge von Kraftstoff in Verbrennungsmotoren, vorzugsweise in Dieselmotoren |
Publications (3)
Publication Number | Publication Date |
---|---|
ITRM990621A0 true ITRM990621A0 (it) | 1999-10-11 |
ITRM990621A1 ITRM990621A1 (it) | 2001-04-11 |
IT1308328B1 IT1308328B1 (it) | 2001-12-11 |
Family
ID=7885402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT1999RM000621A IT1308328B1 (it) | 1998-10-23 | 1999-10-11 | Stadio di pressione per regolare la quantita' di carburante dipreiniezione in motori a combustione interna, in particolare in motori |
Country Status (3)
Country | Link |
---|---|
US (1) | US6279543B1 (it) |
DE (1) | DE19848904A1 (it) |
IT (1) | IT1308328B1 (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10126685A1 (de) * | 2001-06-01 | 2002-12-19 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung mit Druckverstärker |
DE10159479A1 (de) * | 2001-12-04 | 2003-06-18 | Daimler Chrysler Ag | Verfahren zum Betrieb einer Brennkraftmaschine |
EP1492951A1 (de) * | 2002-04-11 | 2005-01-05 | Siemens Aktiengesellschaft | Einspritzeinrichtung für brennkraftmaschinen mit einem steuerventil und ventil zum steuern der kraftstoffzufuhr in einer einspritzeinrichtung |
DE10251679A1 (de) * | 2002-11-07 | 2004-05-19 | Robert Bosch Gmbh | Druckverstärker mit hubabhängiger Bedämpfung |
US9016601B2 (en) * | 2007-05-18 | 2015-04-28 | Siemens Aktiengesellschaft | Fuel distributor |
US7707993B2 (en) * | 2008-06-24 | 2010-05-04 | Caterpillar Inc. | Electronic pressure relief in a mechanically actuated fuel injector |
US20120180761A1 (en) * | 2009-09-17 | 2012-07-19 | International Engine Intellectual Property Company | High-pressure unit fuel injector |
JP2014020354A (ja) * | 2012-07-24 | 2014-02-03 | Yamaha Motor Co Ltd | 燃料供給装置及び船外機 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2885076B2 (ja) * | 1994-07-08 | 1999-04-19 | 三菱自動車工業株式会社 | 蓄圧式燃料噴射装置 |
US5687693A (en) * | 1994-07-29 | 1997-11-18 | Caterpillar Inc. | Hydraulically-actuated fuel injector with direct control needle valve |
US5720261A (en) * | 1994-12-01 | 1998-02-24 | Oded E. Sturman | Valve controller systems and methods and fuel injection systems utilizing the same |
JPH08158981A (ja) * | 1994-12-02 | 1996-06-18 | Nippondenso Co Ltd | 燃料噴射装置 |
AT1628U1 (de) * | 1995-03-30 | 1997-08-25 | Avl Verbrennungskraft Messtech | Einspritzeinrichtung für eine brennkraftmaschine mit direkteinspritzung |
KR100354216B1 (ko) * | 1996-08-29 | 2003-02-20 | 미쯔비시 지도샤 고교 가부시끼가이샤 | 연료분사장치 |
US5878720A (en) * | 1997-02-26 | 1999-03-09 | Caterpillar Inc. | Hydraulically actuated fuel injector with proportional control |
US5865156A (en) * | 1997-12-03 | 1999-02-02 | Caterpillar Inc. | Actuator which uses fluctuating pressure from an oil pump that powers a hydraulically actuated fuel injector |
-
1998
- 1998-10-23 DE DE19848904A patent/DE19848904A1/de not_active Withdrawn
-
1999
- 1999-10-11 IT IT1999RM000621A patent/IT1308328B1/it active
- 1999-10-22 US US09/425,854 patent/US6279543B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE19848904A1 (de) | 2000-04-27 |
IT1308328B1 (it) | 2001-12-11 |
US6279543B1 (en) | 2001-08-28 |
ITRM990621A1 (it) | 2001-04-11 |
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