EP0787253A1 - Fuel injector having reduced stream dispersion, especially of an off-axis injected stream - Google Patents
Fuel injector having reduced stream dispersion, especially of an off-axis injected streamInfo
- Publication number
- EP0787253A1 EP0787253A1 EP95936333A EP95936333A EP0787253A1 EP 0787253 A1 EP0787253 A1 EP 0787253A1 EP 95936333 A EP95936333 A EP 95936333A EP 95936333 A EP95936333 A EP 95936333A EP 0787253 A1 EP0787253 A1 EP 0787253A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- fuel injector
- tip portion
- fuel
- set forth
- orifices
- 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.)
- Granted
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
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
-
- 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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
- F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
- F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
- F02M51/0671—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto
-
- 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
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
-
- 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
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1853—Orifice plates
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US32397294A | 1994-10-17 | 1994-10-17 | |
US323972 | 1994-10-17 | ||
PCT/US1995/013209 WO1996012104A1 (en) | 1994-10-17 | 1995-10-16 | Fuel injector having reduced stream dispersion, especially of an off-axis injected stream |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0787253A1 true EP0787253A1 (en) | 1997-08-06 |
EP0787253B1 EP0787253B1 (en) | 2000-08-16 |
Family
ID=23261513
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95936333A Expired - Lifetime EP0787253B1 (en) | 1994-10-17 | 1995-10-16 | Fuel injector having reduced stream dispersion, especially of an off-axis injected stream |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0787253B1 (en) |
JP (1) | JP3625834B2 (en) |
KR (1) | KR100386218B1 (en) |
CN (1) | CN1168712A (en) |
DE (1) | DE69518432T2 (en) |
WO (1) | WO1996012104A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19545333A1 (en) * | 1995-12-05 | 1997-06-12 | Bosch Gmbh Robert | Valve closing body and method and device for producing sealing seats on valve closing bodies |
JP2001231203A (en) * | 2000-02-10 | 2001-08-24 | Mitsubishi Electric Corp | Ac generator for vehicle |
JP4025768B2 (en) * | 2004-09-27 | 2007-12-26 | 株式会社ケーヒン | Fuel injection valve |
DE602005003824T2 (en) * | 2005-08-24 | 2008-12-04 | Delphi Technologies, Inc., Troy | injection |
CN103277225A (en) * | 2013-06-07 | 2013-09-04 | 苏州柏德纳科技有限公司 | Oil injection nozzle |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2097638A5 (en) * | 1970-07-16 | 1972-03-03 | Kugelfischer G Schaefer & Co | |
US4934605A (en) * | 1986-05-31 | 1990-06-19 | Robert Bosch Gmbh | Fuel injector valve |
JPH0196463A (en) * | 1987-10-05 | 1989-04-14 | Aisan Ind Co Ltd | Spherical valve piece for electromagnetic field injector and method for manufacturing same |
DE4123692C2 (en) * | 1991-07-17 | 1995-01-26 | Bosch Gmbh Robert | Fuel injector |
JPH06207568A (en) * | 1993-01-11 | 1994-07-26 | Hitachi Ltd | Fuel injection valve and manufacture of fuel injection valve |
-
1995
- 1995-10-16 KR KR1019970702510A patent/KR100386218B1/en not_active IP Right Cessation
- 1995-10-16 WO PCT/US1995/013209 patent/WO1996012104A1/en active IP Right Grant
- 1995-10-16 JP JP51339396A patent/JP3625834B2/en not_active Expired - Fee Related
- 1995-10-16 EP EP95936333A patent/EP0787253B1/en not_active Expired - Lifetime
- 1995-10-16 CN CN95196651A patent/CN1168712A/en active Pending
- 1995-10-16 DE DE69518432T patent/DE69518432T2/en not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO9612104A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE69518432T2 (en) | 2001-03-15 |
CN1168712A (en) | 1997-12-24 |
JPH10507507A (en) | 1998-07-21 |
JP3625834B2 (en) | 2005-03-02 |
WO1996012104A1 (en) | 1996-04-25 |
EP0787253B1 (en) | 2000-08-16 |
KR970707382A (en) | 1997-12-01 |
KR100386218B1 (en) | 2003-08-19 |
DE69518432D1 (en) | 2000-09-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100342093B1 (en) | A swirl generator in a fuel injector | |
EP1581739B1 (en) | Spray pattern control with non-angled orifices formed on dimpled fuel injection metering disc having a sac volume reducer | |
US7481381B2 (en) | Fuel injector having an external cross-flow nozzle for enhanced compressed natural gas jet spray | |
US5996912A (en) | Flat needle for pressurized swirl fuel injector | |
US6769625B2 (en) | Spray pattern control with non-angled orifices in fuel injection metering disc | |
JPH0534515B2 (en) | ||
US20080006713A1 (en) | Fuel injector having an internally mounted cross-flow nozzle for enhanced compressed natural gas jet spray | |
US6708907B2 (en) | Fuel injector producing non-symmetrical conical fuel distribution | |
US7048202B2 (en) | Compound-angled orifices in fuel injection metering disc | |
US20040011894A1 (en) | Fuel injecton valve | |
US5016819A (en) | Electromagnetic fuel injector having split stream flow director | |
US20040000603A1 (en) | Spray pattern and spray distribution control with non-angled orifices in fuel injection metering disc and methods | |
US6820826B2 (en) | Spray targeting to an arcuate sector with non-angled orifices in fuel injection metering disc and method | |
EP0787253B1 (en) | Fuel injector having reduced stream dispersion, especially of an off-axis injected stream | |
US6776353B2 (en) | Fuel injector valve seat assembly with radially outward leading fuel flow passages feeding multi-hole orifice disk | |
US6764031B2 (en) | Fuel injection valve | |
EP1328723B1 (en) | Fuel injection valve | |
US6334576B1 (en) | Fuel injector having a ball seat with multiple tip geometry | |
JP2004332657A (en) | Fuel injection valve | |
US20040021010A1 (en) | Fuel injection valve | |
US6719220B2 (en) | Fuel injection valve | |
JP3298310B2 (en) | Fuel injection valve | |
JPH08232811A (en) | Fluid injection nozzle | |
JPH01130054A (en) | Fuel injection valve | |
JPH07259702A (en) | Electromagnetic fuel injection valve |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19970315 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE FR GB IT |
|
17Q | First examination report despatched |
Effective date: 19990210 |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE FR GB IT |
|
REF | Corresponds to: |
Ref document number: 69518432 Country of ref document: DE Date of ref document: 20000921 |
|
ITF | It: translation for a ep patent filed |
Owner name: STUDIO JAUMANN P. & C. S.N.C. |
|
ET | Fr: translation filed | ||
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed | ||
REG | Reference to a national code |
Ref country code: GB Ref legal event code: IF02 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20021010 Year of fee payment: 8 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20031016 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20031217 Year of fee payment: 9 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20031016 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20041029 Year of fee payment: 10 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20050503 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20051016 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20060630 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20060630 |