FR2471483A1 - Dispositif d'injection de carburant pour un moteur a combustion interne - Google Patents

Dispositif d'injection de carburant pour un moteur a combustion interne Download PDF

Info

Publication number: FR2471483A1
Authority: FR; France
Prior art keywords: injection; pressure; injection device; needle; drawers
Prior art date: 1979-12-14
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.): Granted

Application number

FR7931353A

Other languages

English (en)

French (fr)

Other versions

FR2471483B1 (2

Inventor

Jean-Louis Dazzi

Jean-Louis Froment

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Renault Trucks SAS

Original Assignee

Renault Vehicules Industriels SA

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.)

1979-12-14

Filing date

1979-12-14

Publication date

1981-06-19

1979-12-14 Application filed by Renault Vehicules Industriels SA filed Critical Renault Vehicules Industriels SA

1979-12-14 Priority to FR7931353A priority Critical patent/FR2471483A1/fr

1980-12-12 Priority to EP80420143A priority patent/EP0030907A1/fr

1980-12-15 Priority to US06/216,333 priority patent/US4462369A/en

1981-06-19 Publication of FR2471483A1 publication Critical patent/FR2471483A1/fr

1984-12-07 Application granted granted Critical

1984-12-07 Publication of FR2471483B1 publication Critical patent/FR2471483B1/fr

Status Granted legal-status Critical Current

Links

238000002347 injection Methods 0.000 title claims abstract description 51
239000007924 injection Substances 0.000 title claims abstract description 51
239000000446 fuel Substances 0.000 title claims abstract description 6
238000002485 combustion reaction Methods 0.000 title claims abstract description 4
150000001768 cations Chemical class 0.000 claims 1
230000001419 dependent effect Effects 0.000 claims 1
230000000694 effects Effects 0.000 description 6
238000006073 displacement reaction Methods 0.000 description 3
238000007906 compression Methods 0.000 description 2
230000005611 electricity Effects 0.000 description 2
230000001105 regulatory effect Effects 0.000 description 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
230000001133 acceleration Effects 0.000 description 1
238000013459 approach Methods 0.000 description 1
239000003990 capacitor Substances 0.000 description 1
230000006835 compression Effects 0.000 description 1
230000001276 controlling effect Effects 0.000 description 1
239000002826 coolant Substances 0.000 description 1
239000012809 cooling fluid Substances 0.000 description 1
230000006837 decompression Effects 0.000 description 1
230000008034 disappearance Effects 0.000 description 1
239000003814 drug Substances 0.000 description 1
229940079593 drug Drugs 0.000 description 1
230000009977 dual effect Effects 0.000 description 1
230000003993 interaction Effects 0.000 description 1
230000010363 phase shift Effects 0.000 description 1
230000037452 priming Effects 0.000 description 1
238000010926 purge Methods 0.000 description 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
- 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
- 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
- F02M47/025—Hydraulically actuated valves draining the chamber to release the closing pressure
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/877—With flow control means for branched passages
- Y10T137/87893—With fluid actuator

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Fuel-Injection Apparatus (AREA)

FR7931353A 1979-12-14 1979-12-14 Dispositif d'injection de carburant pour un moteur a combustion interne Granted FR2471483A1 (fr)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
FR7931353A FR2471483A1 (fr)	1979-12-14	1979-12-14	Dispositif d'injection de carburant pour un moteur a combustion interne
EP80420143A EP0030907A1 (fr)	1979-12-14	1980-12-12	Dispositif d'injection de carburant pour un moteur à combustion interne
US06/216,333 US4462369A (en)	1979-12-14	1980-12-15	Fuel injection apparatus designed for an internal-combustion engine

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7931353A FR2471483A1 (fr)	1979-12-14	1979-12-14	Dispositif d'injection de carburant pour un moteur a combustion interne

Publications (2)

Publication Number	Publication Date
FR2471483A1 true FR2471483A1 (fr)	1981-06-19
FR2471483B1 FR2471483B1 (2)	1984-12-07

Family

ID=9233032

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7931353A Granted FR2471483A1 (fr)	1979-12-14	1979-12-14	Dispositif d'injection de carburant pour un moteur a combustion interne

Country Status (3)

Country	Link
US (1)	US4462369A (2)
EP (1)	EP0030907A1 (2)
FR (1)	FR2471483A1 (2)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2523647A1 (fr) *	1982-03-16	1983-09-23	Renault Vehicules Ind	Systeme pour la commande de l'injection sur un moteur diesel
US5152762A (en) *	1990-11-16	1992-10-06	Birtcher Medical Systems, Inc.	Current leakage control for electrosurgical generator
US5507260A (en) *	1995-02-27	1996-04-16	Hintzen; Mark N.	Fuel management system for internal combustion engines
AT408134B (de) *	1995-06-06	2001-09-25	Avl Verbrennungskraft Messtech	Speichereinspritzsystem für dieselbrennkraftmaschinen
EP1612407B1 (en) *	2004-06-30	2006-08-23	C.R.F. Società Consortile per Azioni	Fuel pressure regulating system for an internal combustion engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2316450A1 (fr) *	1975-07-04	1977-01-28	Maschf Augsburg Nuernberg Ag	Dispositif d'injection de carburant pour moteurs a combustion interne
FR2331693A2 (fr) *	1975-11-15	1977-06-10	Maschf Augsburg Nuernberg Ag	Dispositif d'injection de carburant pour moteurs a combustion interne

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH443787A (de) *	1965-09-14	1967-09-15	Sulzer Ag	Einspritzvorrichtung einer Kolbenbrennkraftmaschine
US3530884A (en) *	1969-03-07	1970-09-29	Fluidic Controls Corp	Fluid logic module
US3851635A (en) *	1969-05-14	1974-12-03	F Murtin	Electronically controlled fuel-supply system for compression-ignition engine
DE2759187A1 (de) *	1977-12-31	1979-07-12	Bosch Gmbh Robert	Kraftstoffeinspritzanlage mit mindestens einem kraftstoffeinspritzventil, insbesondere fuer grossmotoren
US4185779A (en) *	1978-01-16	1980-01-29	The Bendix Corporation	Fuel injector

1979
- 1979-12-14 FR FR7931353A patent/FR2471483A1/fr active Granted
1980
- 1980-12-12 EP EP80420143A patent/EP0030907A1/fr not_active Ceased
- 1980-12-15 US US06/216,333 patent/US4462369A/en not_active Expired - Fee Related

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2316450A1 (fr) *	1975-07-04	1977-01-28	Maschf Augsburg Nuernberg Ag	Dispositif d'injection de carburant pour moteurs a combustion interne
FR2331693A2 (fr) *	1975-11-15	1977-06-10	Maschf Augsburg Nuernberg Ag	Dispositif d'injection de carburant pour moteurs a combustion interne

Also Published As

Publication number	Publication date
FR2471483B1 (2)	1984-12-07
EP0030907A1 (fr)	1981-06-24
US4462369A (en)	1984-07-31

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Legal Events

Date	Code	Title	Description
1988-10-21	ST	Notification of lapse