IT1319987B1 - Iniettore di combustione avente un'area di comando controllata dallapressione del combustibile in una camera di controllo. - Google Patents

Iniettore di combustione avente un'area di comando controllata dallapressione del combustibile in una camera di controllo.

Info

Publication number
IT1319987B1
IT1319987B1 IT2000TO000268A ITTO20000268A IT1319987B1 IT 1319987 B1 IT1319987 B1 IT 1319987B1 IT 2000TO000268 A IT2000TO000268 A IT 2000TO000268A IT TO20000268 A ITTO20000268 A IT TO20000268A IT 1319987 B1 IT1319987 B1 IT 1319987B1
Authority
IT
Italy
Prior art keywords
fuel
pressure
control
area controlled
combustion injector
Prior art date
Application number
IT2000TO000268A
Other languages
English (en)
Inventor
Mario Ricco
Original Assignee
Fiat Ricerche
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 Fiat Ricerche filed Critical Fiat Ricerche
Priority to IT2000TO000268A priority Critical patent/IT1319987B1/it
Publication of ITTO20000268A0 publication Critical patent/ITTO20000268A0/it
Priority to ES01106965T priority patent/ES2284558T3/es
Priority to DE60128504T priority patent/DE60128504T2/de
Priority to EP01106965A priority patent/EP1136692B1/en
Priority to US09/814,239 priority patent/US6575384B2/en
Publication of ITTO20000268A1 publication Critical patent/ITTO20000268A1/it
Application granted granted Critical
Publication of IT1319987B1 publication Critical patent/IT1319987B1/it

Links

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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • 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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/003—Valve inserts containing control chamber and valve piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
IT2000TO000268A 2000-03-21 2000-03-21 Iniettore di combustione avente un'area di comando controllata dallapressione del combustibile in una camera di controllo. IT1319987B1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT2000TO000268A IT1319987B1 (it) 2000-03-21 2000-03-21 Iniettore di combustione avente un'area di comando controllata dallapressione del combustibile in una camera di controllo.
ES01106965T ES2284558T3 (es) 2000-03-21 2001-03-20 Inyector de carburante con una varilla de control controlada por la presion de carburante en una camara de control.
DE60128504T DE60128504T2 (de) 2000-03-21 2001-03-20 Brennstoffeinspritzventil mit einem Steuerstab, gesteuert durch den Brennstoffdruck in einem Steuerraum
EP01106965A EP1136692B1 (en) 2000-03-21 2001-03-20 Fuel injector with a control rod controlled by the fuel pressure in a control chamber
US09/814,239 US6575384B2 (en) 2000-03-21 2001-03-21 Fuel injector with a control rod controlled by the fuel pressure in a control chamber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2000TO000268A IT1319987B1 (it) 2000-03-21 2000-03-21 Iniettore di combustione avente un'area di comando controllata dallapressione del combustibile in una camera di controllo.

Publications (3)

Publication Number Publication Date
ITTO20000268A0 ITTO20000268A0 (it) 2000-03-21
ITTO20000268A1 ITTO20000268A1 (it) 2001-09-21
IT1319987B1 true IT1319987B1 (it) 2003-11-12

Family

ID=11457606

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000TO000268A IT1319987B1 (it) 2000-03-21 2000-03-21 Iniettore di combustione avente un'area di comando controllata dallapressione del combustibile in una camera di controllo.

Country Status (5)

Country Link
US (1) US6575384B2 (it)
EP (1) EP1136692B1 (it)
DE (1) DE60128504T2 (it)
ES (1) ES2284558T3 (it)
IT (1) IT1319987B1 (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7568633B2 (en) * 2005-01-13 2009-08-04 Sturman Digital Systems, Llc Digital fuel injector, injection and hydraulic valve actuation module and engine and high pressure pump methods and apparatus
US7793638B2 (en) 2006-04-20 2010-09-14 Sturman Digital Systems, Llc Low emission high performance engines, multiple cylinder engines and operating methods
DE102006034111A1 (de) * 2006-07-24 2008-01-31 Robert Bosch Gmbh Servoventilgesteuerter Injektor zur Einspritzung von Kraftstoff in Zylinderbrennräume von Brennkraftmaschinen; insbesondere Common-Rail-Injektor
US20080264393A1 (en) * 2007-04-30 2008-10-30 Sturman Digital Systems, Llc Methods of Operating Low Emission High Performance Compression Ignition Engines
CN101680410B (zh) * 2007-05-09 2011-11-16 斯德曼数字系统公司 具有主动针控制器的多级增强型喷射器和喷射方法
US7954472B1 (en) 2007-10-24 2011-06-07 Sturman Digital Systems, Llc High performance, low emission engines, multiple cylinder engines and operating methods
US7958864B2 (en) * 2008-01-18 2011-06-14 Sturman Digital Systems, Llc Compression ignition engines and methods
US20100012745A1 (en) * 2008-07-15 2010-01-21 Sturman Digital Systems, Llc Fuel Injectors with Intensified Fuel Storage and Methods of Operating an Engine Therewith
US8596230B2 (en) * 2009-10-12 2013-12-03 Sturman Digital Systems, Llc Hydraulic internal combustion engines
US8887690B1 (en) 2010-07-12 2014-11-18 Sturman Digital Systems, Llc Ammonia fueled mobile and stationary systems and methods
US9206738B2 (en) 2011-06-20 2015-12-08 Sturman Digital Systems, Llc Free piston engines with single hydraulic piston actuator and methods
US9464569B2 (en) 2011-07-29 2016-10-11 Sturman Digital Systems, Llc Digital hydraulic opposed free piston engines and methods
US9181890B2 (en) 2012-11-19 2015-11-10 Sturman Digital Systems, Llc Methods of operation of fuel injectors with intensified fuel storage

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5148987A (en) * 1990-07-05 1992-09-22 Yamaha Hatsudoki Kabushiki Kaisha High pressure fuel injection device for engine
US6082332A (en) * 1994-07-29 2000-07-04 Caterpillar Inc. Hydraulically-actuated fuel injector with direct control needle valve
US5687693A (en) * 1994-07-29 1997-11-18 Caterpillar Inc. Hydraulically-actuated fuel injector with direct control needle valve
JPH0932683A (ja) * 1995-07-14 1997-02-04 Isuzu Motors Ltd 内燃機関の燃料噴射装置
US5682858A (en) * 1996-10-22 1997-11-04 Caterpillar Inc. Hydraulically-actuated fuel injector with pressure spike relief valve
DE69719461T2 (de) * 1996-11-21 2004-01-15 Denso Corp Speicherkraftstoffeinspritzvorrichtung für Verbrennungsmotor
US5709194A (en) * 1996-12-09 1998-01-20 Caterpillar Inc. Method and apparatus for injecting fuel using control fluid to control the injection's pressure and time
US6053421A (en) * 1998-05-19 2000-04-25 Caterpillar Inc. Hydraulically-actuated fuel injector with rate shaping spool control valve

Also Published As

Publication number Publication date
ITTO20000268A0 (it) 2000-03-21
EP1136692A3 (en) 2002-03-27
ES2284558T3 (es) 2007-11-16
DE60128504D1 (de) 2007-07-05
EP1136692A2 (en) 2001-09-26
EP1136692B1 (en) 2007-05-23
EP1136692A8 (en) 2002-01-30
DE60128504T2 (de) 2008-01-31
US6575384B2 (en) 2003-06-10
ITTO20000268A1 (it) 2001-09-21
US20010054651A1 (en) 2001-12-27

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