EP0234314A3 - Einspritzventil für Hubkolbenbrennkraftmaschinen - Google Patents
Einspritzventil für HubkolbenbrennkraftmaschinenInfo
- Publication number
- EP0234314A3 EP0234314A3 EP87101143A EP87101143A EP0234314A3 EP 0234314 A3 EP0234314 A3 EP 0234314A3 EP 87101143 A EP87101143 A EP 87101143A EP 87101143 A EP87101143 A EP 87101143A EP 0234314 A3 EP0234314 A3 EP 0234314A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- valve
- valve needle
- spray holes
- valve body
- fuel supply
- 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.)
- Withdrawn
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
- F02M61/182—Discharge orifices being situated in different transversal planes with respect to valve member direction of movement
-
- 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
- F02M45/08—Injectors peculiar 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
- 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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH563/86 | 1986-02-12 | ||
CH563/86A CH669822A5 (zh) | 1986-02-12 | 1986-02-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0234314A2 EP0234314A2 (de) | 1987-09-02 |
EP0234314A3 true EP0234314A3 (de) | 1988-10-12 |
Family
ID=4189904
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP87101143A Withdrawn EP0234314A3 (de) | 1986-02-12 | 1987-01-28 | Einspritzventil für Hubkolbenbrennkraftmaschinen |
Country Status (4)
Country | Link |
---|---|
US (1) | US4758169A (zh) |
EP (1) | EP0234314A3 (zh) |
JP (1) | JPH07109189B2 (zh) |
CH (1) | CH669822A5 (zh) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3818862C2 (de) * | 1987-06-19 | 1999-01-07 | Volkswagen Ag | Kraftstoffeinspritzdüse |
FR2624208B1 (fr) * | 1987-12-04 | 1990-03-30 | Renault Vehicules Ind | Dispositif de guidage cylindrique a compensation de jeu de fonctionnement |
GB8817774D0 (en) * | 1988-07-26 | 1988-09-01 | Lucas Ind Plc | Fuel injectors for i c engines |
EP0331200B1 (en) * | 1988-03-04 | 1995-05-31 | Yamaha Motor Co., Ltd. | Fuel injection nozzle |
US4909444A (en) * | 1988-10-17 | 1990-03-20 | General Motors Corporation | Poppet covered orifice fuel injection nozzle |
JP2781894B2 (ja) * | 1989-08-03 | 1998-07-30 | 石川島播磨重工業株式会社 | カーテンコータ |
US5042441A (en) * | 1989-10-03 | 1991-08-27 | Paul Marius A | Low emission combustion system for internal combustion engines |
US5472142A (en) * | 1992-08-11 | 1995-12-05 | Nippondenso Co., Ltd. | Accumulator fuel injection apparatus |
JPH0666219A (ja) * | 1992-08-11 | 1994-03-08 | Nippondenso Co Ltd | ディーゼル機関用燃料噴射装置 |
US5647536A (en) * | 1995-01-23 | 1997-07-15 | Cummins Engine Company, Inc. | Injection rate shaping nozzle assembly for a fuel injector |
US5899385A (en) * | 1995-07-21 | 1999-05-04 | Robert Bosch Gmbh | Fuel injection valve for internal combustion engines |
DE19618468C1 (de) * | 1996-05-08 | 1997-04-30 | Siemens Ag | Einspritzventil |
GB9622335D0 (en) * | 1996-10-26 | 1996-12-18 | Lucas Ind Plc | Injector arrangement |
US5899389A (en) * | 1997-06-02 | 1999-05-04 | Cummins Engine Company, Inc. | Two stage fuel injector nozzle assembly |
DE59908891D1 (de) | 1998-05-07 | 2004-04-22 | Siemens Ag | Kraftstoffeinspritzventil für brennkraftmaschinen |
DE19917190A1 (de) * | 1999-04-16 | 2000-10-26 | Mtu Friedrichshafen Gmbh | Kraftstoffinjektor für eine Brennkraftmaschine |
EP1063416A3 (en) * | 1999-06-25 | 2003-08-06 | Delphi Technologies, Inc. | Fuel injector |
US6764028B2 (en) | 2001-04-04 | 2004-07-20 | Synerject, Llc | Fuel injector nozzles |
DE10136157A1 (de) * | 2001-05-04 | 2002-08-29 | Mtu Friedrichshafen Gmbh | Kraftstoffinjektor |
US6601566B2 (en) | 2001-07-11 | 2003-08-05 | Caterpillar Inc | Fuel injector with directly controlled dual concentric check and engine using same |
US6637675B2 (en) | 2001-07-13 | 2003-10-28 | Cummins Inc. | Rate shaping fuel injector with limited throttling |
US6557776B2 (en) | 2001-07-19 | 2003-05-06 | Cummins Inc. | Fuel injector with injection rate control |
US6705543B2 (en) | 2001-08-22 | 2004-03-16 | Cummins Inc. | Variable pressure fuel injection system with dual flow rate injector |
US6725838B2 (en) * | 2001-10-09 | 2004-04-27 | Caterpillar Inc | Fuel injector having dual mode capabilities and engine using same |
US6511002B1 (en) | 2002-06-13 | 2003-01-28 | Alfred J. Buescher | EMD-type injector with improved spring seat |
DE10247958A1 (de) * | 2002-10-15 | 2004-04-29 | Robert Bosch Gmbh | Kraftstoff-Einspritzvorrichtung für eine Brennkraftmaschine |
JP3935829B2 (ja) * | 2002-11-20 | 2007-06-27 | 三菱重工業株式会社 | 内燃機関のリーク燃料回収装置 |
US6945475B2 (en) | 2002-12-05 | 2005-09-20 | Caterpillar Inc | Dual mode fuel injection system and fuel injector for same |
US7007865B2 (en) * | 2003-08-14 | 2006-03-07 | Rex A. Dodd | Self-adjusting nozzle |
CN1323239C (zh) * | 2005-02-07 | 2007-06-27 | 大连理工大学 | 喷油嘴 |
JP4528701B2 (ja) | 2005-09-13 | 2010-08-18 | 日立オートモティブシステムズ株式会社 | 噴射弁及びオリフィスの加工方法 |
US20070200011A1 (en) * | 2006-02-28 | 2007-08-30 | Caterpillar Inc. | Fuel injector having nozzle member with annular groove |
WO2008071188A1 (en) * | 2006-12-15 | 2008-06-19 | Man Diesel, Filial Af Man Diesel Se, Tyskland | A fuel injector for an internal combustion engine |
DK178149B1 (en) * | 2013-10-30 | 2015-06-29 | Man Diesel & Turbo Deutschland | A Fuel Valve for Pilot Oil Injection and for Injecting Gaseous Fuel into the Combustion Chamber of a Self-Igniting Internal Combustion Engine |
EP2896811B1 (en) * | 2014-01-15 | 2016-10-19 | Continental Automotive GmbH | Nozzle assembly and fuel injection valve for a combustion engine |
US10570865B2 (en) * | 2016-11-08 | 2020-02-25 | Ford Global Technologies, Llc | Fuel injector with variable flow direction |
US10927739B2 (en) * | 2016-12-23 | 2021-02-23 | Cummins Emission Solutions Inc. | Injector including swirl device |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR791105A (fr) * | 1934-07-04 | 1935-12-04 | Siemens Ag | Dispositif d'injection pour moteurs diesel à injection préalable et injection principale |
GB1055010A (en) * | 1964-12-02 | 1967-01-11 | Pneumo Dynamics Corp | An improved fuel injection unit for internal combustion engines |
FR2384124A1 (fr) * | 1977-03-16 | 1978-10-13 | Bosch Gmbh Robert | Buse d'injection de carburant pour moteurs a combustion interne |
DE2726300A1 (de) * | 1977-06-10 | 1978-12-21 | Bosch Gmbh Robert | Kraftstoffeinspritzduese |
FR2408042A1 (fr) * | 1977-11-04 | 1979-06-01 | Bosch Gmbh Robert | Injecteur de carburant pour moteurs a combustion interne |
DE2759187A1 (de) * | 1977-12-31 | 1979-07-12 | Bosch Gmbh Robert | Kraftstoffeinspritzanlage mit mindestens einem kraftstoffeinspritzventil, insbesondere fuer grossmotoren |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL133905C (zh) * | 1968-11-05 | |||
DE2014215A1 (de) * | 1970-03-24 | 1971-10-14 | Bergmann, Rolf, 8900 Augsburg | Steuerung der Brennstoffdüse |
DE2711393A1 (de) * | 1977-03-16 | 1978-09-21 | Bosch Gmbh Robert | Kraftstoffeinspritzduese |
DE2711902A1 (de) * | 1977-03-18 | 1978-09-21 | Bosch Gmbh Robert | Kraftstoffeinspritzduese |
DE3237881A1 (de) * | 1982-10-13 | 1984-04-19 | Robert Bosch Gmbh, 7000 Stuttgart | Kraftstoff-einspritzduese fuer brennkraftmaschinen |
-
1986
- 1986-02-12 CH CH563/86A patent/CH669822A5/de not_active IP Right Cessation
-
1987
- 1987-01-28 EP EP87101143A patent/EP0234314A3/de not_active Withdrawn
- 1987-02-04 US US07/011,202 patent/US4758169A/en not_active Expired - Fee Related
- 1987-02-10 JP JP62029469A patent/JPH07109189B2/ja not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR791105A (fr) * | 1934-07-04 | 1935-12-04 | Siemens Ag | Dispositif d'injection pour moteurs diesel à injection préalable et injection principale |
GB1055010A (en) * | 1964-12-02 | 1967-01-11 | Pneumo Dynamics Corp | An improved fuel injection unit for internal combustion engines |
FR2384124A1 (fr) * | 1977-03-16 | 1978-10-13 | Bosch Gmbh Robert | Buse d'injection de carburant pour moteurs a combustion interne |
DE2726300A1 (de) * | 1977-06-10 | 1978-12-21 | Bosch Gmbh Robert | Kraftstoffeinspritzduese |
FR2408042A1 (fr) * | 1977-11-04 | 1979-06-01 | Bosch Gmbh Robert | Injecteur de carburant pour moteurs a combustion interne |
DE2759187A1 (de) * | 1977-12-31 | 1979-07-12 | Bosch Gmbh Robert | Kraftstoffeinspritzanlage mit mindestens einem kraftstoffeinspritzventil, insbesondere fuer grossmotoren |
Also Published As
Publication number | Publication date |
---|---|
US4758169A (en) | 1988-07-19 |
EP0234314A2 (de) | 1987-09-02 |
JPS62191660A (ja) | 1987-08-22 |
CH669822A5 (zh) | 1989-04-14 |
JPH07109189B2 (ja) | 1995-11-22 |
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Legal Events
Date | Code | Title | Description |
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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 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR GB IT NL |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR GB IT NL |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19890413 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: STEIGER, ANTON |