EP2280160A3 - Soupape d'injection de carburant dotée d'une capacité à petites quantités augmentée - Google Patents

Soupape d'injection de carburant dotée d'une capacité à petites quantités augmentée Download PDF

Info

Publication number: EP2280160A3
Authority: EP; European Patent Office
Prior art keywords: valve; fuel injection; seat; valve seat; injection
Prior art date: 2009-07-29
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP10164578A

Other languages

German (de)

English (en)

Other versions

EP2280160A2 (fr

Inventor

Andreas Rau

Frank-Ulrich Rueckert

Gerhard Suenderhauf

Werner Teschner

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.)

Robert Bosch GmbH

Original Assignee

Robert Bosch GmbH

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.)

2009-07-29

Filing date

2010-06-01

Publication date

2013-01-16

2010-06-01 Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH

2011-02-02 Publication of EP2280160A2 publication Critical patent/EP2280160A2/fr

2013-01-16 Publication of EP2280160A3 publication Critical patent/EP2280160A3/fr

Status Withdrawn legal-status Critical Current

Links

238000002347 injection Methods 0.000 title abstract 8
239000007924 injection Substances 0.000 title abstract 8
239000000446 fuel Substances 0.000 title abstract 5
238000002485 combustion reaction Methods 0.000 abstract 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
- 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
- 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
- F02M61/1866—Valve seats or member ends having multiple cones
- 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
- F02M61/1873—Valve seats or member ends having circumferential grooves or ridges, e.g. toroidal
- 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
- F02M61/1886—Details of valve seats not covered by groups F02M61/1866 - F02M61/188
- 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
- F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
- F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with damping of valve lift
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/28—Details of throttles in fuel-injection apparatus

Landscapes

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

EP10164578A 2009-07-29 2010-06-01 Soupape d'injection de carburant dotée d'une capacité à petites quantités augmentée Withdrawn EP2280160A3 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE200910028089 DE102009028089A1 (de)	2009-07-29	2009-07-29	Kraftstoffeinspritzventil mit erhöhter Kleinmengenfähigkeit

Publications (2)

Publication Number	Publication Date
EP2280160A2 EP2280160A2 (fr)	2011-02-02
EP2280160A3 true EP2280160A3 (fr)	2013-01-16

Family

ID=43033014

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP10164578A Withdrawn EP2280160A3 (fr)	2009-07-29	2010-06-01	Soupape d'injection de carburant dotée d'une capacité à petites quantités augmentée

Country Status (2)

Country	Link
EP (1)	EP2280160A3 (fr)
DE (1)	DE102009028089A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102013209251A1 (de)	2013-05-17	2014-11-20	Robert Bosch Gmbh	Kraftstoffeinspritzventil für Brennkraftmaschinen
DE102013219568A1 (de) *	2013-09-27	2015-04-02	Robert Bosch Gmbh	Kraftstoffeinspritzventil und ein Verfahren zu dessen Herstellung

Citations (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3303470A1 (de) *	1983-02-02	1984-08-02	Jaroslavskij savod diselnoj apparatury, Jaroslavl	Einspritzduese fuer verbrennungsmotore
JPS6026163A (ja) *	1983-07-23	1985-02-09	Toyota Motor Corp	デイ−ゼルエンジンの燃料噴射弁
DE3734587A1 (de) *	1987-10-13	1989-05-03	Bosch Gmbh Robert	Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE19755057A1 (de) *	1997-12-11	1999-06-17	Bosch Gmbh Robert	Kraftstoffeinspritzdüse für selbstzündende Brennkraftmaschinen
DE10039083A1 (de) *	2000-08-10	2002-02-21	Bosch Gmbh Robert	Brennstoffeinspritzventil
US20080041344A1 (en) *	2005-07-08	2008-02-21	Richard Wing	Fuel injection valve
WO2009072345A1 (fr) *	2007-12-05	2009-06-11	Mitsubishi Heavy Industries, Ltd.	Soupape d'injection de carburant pour dispositif d'injection de carburant à accumulateur

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10259169A1 (de)	2002-12-18	2004-07-01	Robert Bosch Gmbh	Kraftstoffeinspritzventil für Brennkraftmaschine

2009
- 2009-07-29 DE DE200910028089 patent/DE102009028089A1/de not_active Withdrawn
2010
- 2010-06-01 EP EP10164578A patent/EP2280160A3/fr not_active Withdrawn

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3303470A1 (de) *	1983-02-02	1984-08-02	Jaroslavskij savod diselnoj apparatury, Jaroslavl	Einspritzduese fuer verbrennungsmotore
JPS6026163A (ja) *	1983-07-23	1985-02-09	Toyota Motor Corp	デイ−ゼルエンジンの燃料噴射弁
DE3734587A1 (de) *	1987-10-13	1989-05-03	Bosch Gmbh Robert	Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE19755057A1 (de) *	1997-12-11	1999-06-17	Bosch Gmbh Robert	Kraftstoffeinspritzdüse für selbstzündende Brennkraftmaschinen
DE10039083A1 (de) *	2000-08-10	2002-02-21	Bosch Gmbh Robert	Brennstoffeinspritzventil
US20080041344A1 (en) *	2005-07-08	2008-02-21	Richard Wing	Fuel injection valve
WO2009072345A1 (fr) *	2007-12-05	2009-06-11	Mitsubishi Heavy Industries, Ltd.	Soupape d'injection de carburant pour dispositif d'injection de carburant à accumulateur

Also Published As

Publication number	Publication date
EP2280160A2 (fr)	2011-02-02
DE102009028089A1 (de)	2011-02-10

Legal Events

Date	Code	Title	Description
2010-12-31	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
2011-02-02	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
2011-02-02	AX	Request for extension of the european patent	Extension state: BA ME RS
2012-12-14	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2013-01-16	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
2013-01-16	AX	Request for extension of the european patent	Extension state: BA ME RS
2013-01-16	RIC1	Information provided on ipc code assigned before grant	Ipc: F02M 61/18 20060101ALI20121213BHEP Ipc: F02M 61/20 20060101ALI20121213BHEP Ipc: F02M 45/08 20060101AFI20121213BHEP
2013-12-13	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
2014-01-15	18D	Application deemed to be withdrawn	Effective date: 20130717

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