KR900001964A - 전자식 연료분사밸브 - Google Patents
전자식 연료분사밸브 Download PDFInfo
- Publication number
- KR900001964A KR900001964A KR1019890009153A KR890009153A KR900001964A KR 900001964 A KR900001964 A KR 900001964A KR 1019890009153 A KR1019890009153 A KR 1019890009153A KR 890009153 A KR890009153 A KR 890009153A KR 900001964 A KR900001964 A KR 900001964A
- Authority
- KR
- South Korea
- Prior art keywords
- fuel injection
- fuel
- valve
- injection hole
- electronic
- Prior art date
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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
-
- 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
- F02M61/184—Discharge orifices having non circular sections
-
- 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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/08—Injectors peculiar thereto with means directly operating the valve needle specially for low-pressure fuel-injection
-
- 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
- F02M61/162—Means to impart a whirling motion to fuel upstream or near discharging orifices
-
- 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
- F02M61/1846—Dimensional characteristics of discharge orifices
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
- F02B2275/18—DOHC [Double overhead camshaft]
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
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명에 관한 전자식 연료분사밸브의 종단면도.
제2도는 제1도의 A-A 단면도.
제3도는 제1도의 B방향에서 본 도면이며, 본원 발명에 관한 어댑터의 설명도.
Claims (6)
- 밸브시트의 상류측에 설치되며, 공급된 연료에 선회력을 부여하는 연료선회소자와, 밸브시트의 하류측에 배설된 연료분사공을 구비한 전자식 연료분사밸브에 있어서, 상기 연료분사공의 하류측에 분출하는 연료의 흐름을 분할시키는 분할수단을 배설한 것을 특징으로 하는 전자식 연료분사밸브.
- 밸브시트의 상류측에 설치되며, 공급된 연료에 선회력을 부여하는 연료선회소자와, 밸브시트의 하류측에 배설된 연료분사공을 구비한 전자식 연료분사밸브에 있어서, 밸브축심에 대해서 직교하는 단면이 밸브축심에 대해서 대칭의 위치에 배설되어, 상기 연료분사공의 경보다 큰 복수의 원과, 그들 원의 사이는 이 원에 외접하는 원호에 의해 형성되는 연료통로공을 가진 연료의 분할수단을 상기 연료분사공의 하류측에 배설한 것을 특징으로 하는 전자식 연료분사밸브.
- 제2항에 있어서, 상기 연료통로공은 상기 연료분사공에 평행으로 배설되어 있는 것을 특징으로 하는 전자식 연료분사밸브.
- 밸브시트의 상류측에 설치되며, 공급된 연료에 선회력을 부여하는 연료선회소자와, 밸브시트의 하류측에 배설된 연료분사공을 구비한 전자식 연료분사밸브에 있어서, 밸브축심에 대해서 직교하는 단면이 밸브축심에 대해서 대칭의 위치에 배설되며, 상기 연료분사공의 경보다 큰 복수의 원과, 그들 원의 사이는 이 원에 외접하고, 상기 연료분사공의 경보다 작은 거리를 가진 2점을 중심으로 한 원호에 의해 형성되는 연료통로공을 가진 염료의 분할수단을 상기 연료분사공의 하류측에 배설한 것을 특징으로 하는 전자식 연료분사밸브.
- 밸브시트의 하류측에 밸브축심에 대해 경사져서 배설된 연료분사공과, 이 연료분사공에서 선회력이 부여된 연료가 선회하는 연료선회실을 구비한 전자식 연료분사밸브에 있어서, 상기 연료선회실의 하류측에 분출되는 연료의 흐름을 분할시키는 분할수단을 배설한 것을 특징으로 하는 전자식 연료분사밸브.
- 제1항의, 전자식 연료분사밸브와, 이 전자식 연료분사밸브의 하류방향으로 설치된 흡기밸브를 구비하고, 상기 전자식 연료분사밸브의 분사각을 상기 흡기밸브의 간막이벽이내에 설정한 것을 특징으로 하는 내연기관.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17273988 | 1988-07-13 | ||
JP??63-172739 | 1988-07-13 | ||
JP63-172739 | 1988-07-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900001964A true KR900001964A (ko) | 1990-02-27 |
KR930004967B1 KR930004967B1 (ko) | 1993-06-11 |
Family
ID=15947419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890009153A KR930004967B1 (ko) | 1988-07-13 | 1989-06-30 | 전자식 연료 분사밸브 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5109824A (ko) |
EP (1) | EP0350885B1 (ko) |
KR (1) | KR930004967B1 (ko) |
DE (1) | DE68905691T2 (ko) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3927390A1 (de) * | 1989-08-19 | 1991-02-21 | Bosch Gmbh Robert | Kraftstoffeinspritzventil |
DE3939093A1 (de) * | 1989-11-25 | 1991-05-29 | Bosch Gmbh Robert | Elektromagnetisch betaetigbares kraftstoffeinspritzventil |
DE4018256A1 (de) * | 1990-06-07 | 1991-12-12 | Bosch Gmbh Robert | Elektromagnetisch betaetigbares brennstoffeinspritzventil |
US5218943A (en) * | 1991-01-07 | 1993-06-15 | Toyota Jidosha Kabushiki Kaisha | Fuel injection apparatus for internal combustion engine |
US5329905A (en) * | 1991-10-30 | 1994-07-19 | Honda Giken Kogyo Kabushiki Kaisha | Fuel injection type internal combustion engine |
JP3052525B2 (ja) * | 1992-01-30 | 2000-06-12 | 株式会社日立製作所 | 電磁式燃料噴射弁の加工方法 |
JP3560174B2 (ja) * | 1994-05-17 | 2004-09-02 | 株式会社デンソー | 流体噴射ノズル及びそれを用いた燃料噴射弁 |
US5622489A (en) * | 1995-04-13 | 1997-04-22 | Monro; Richard J. | Fuel atomizer and apparatus and method for reducing NOx |
US5862792A (en) * | 1996-02-28 | 1999-01-26 | Paul; Marius A. | Self-injection system |
JP3473884B2 (ja) * | 1996-07-29 | 2003-12-08 | 三菱電機株式会社 | 燃料噴射弁 |
US6250284B1 (en) | 1997-03-26 | 2001-06-26 | Justin Lamp | Engine with fuel delivery system |
US5875747A (en) * | 1997-03-26 | 1999-03-02 | Lamp; Justin | Internal combustion engine |
DE19736682A1 (de) * | 1997-08-22 | 1999-02-25 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
JP3896653B2 (ja) * | 1997-10-08 | 2007-03-22 | トヨタ自動車株式会社 | 内燃機関用燃料噴射弁 |
JPH11117831A (ja) * | 1997-10-17 | 1999-04-27 | Toyota Motor Corp | 内燃機関用燃料噴射弁 |
JP3505996B2 (ja) * | 1998-03-19 | 2004-03-15 | トヨタ自動車株式会社 | 内燃機関用燃料噴射弁 |
WO1999063268A1 (de) * | 1998-06-04 | 1999-12-09 | Siemens Aktiengesellschaft | Brennstoffdüse |
EP1049871B1 (de) | 1998-08-27 | 2003-07-30 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
US6029913A (en) * | 1998-09-01 | 2000-02-29 | Cummins Engine Company, Inc. | Swirl tip injector nozzle |
JP2976973B1 (ja) * | 1998-09-29 | 1999-11-10 | トヨタ自動車株式会社 | 内燃機関用燃料噴射弁 |
DE19937961A1 (de) * | 1999-08-11 | 2001-02-15 | Bosch Gmbh Robert | Brennstoffeinspritzventil und Verfahren zur Herstellung von Austrittsöffnungen an Ventilen |
DE10116186A1 (de) | 2001-03-31 | 2002-10-10 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
US6625971B2 (en) * | 2001-09-14 | 2003-09-30 | United Technologies Corporation | Fuel nozzle producing skewed spray pattern |
DE10361349B4 (de) * | 2003-12-17 | 2005-12-08 | Lechler Gmbh | Kegeldüse |
US6928986B2 (en) * | 2003-12-29 | 2005-08-16 | Siemens Diesel Systems Technology Vdo | Fuel injector with piezoelectric actuator and method of use |
DE102008051365B4 (de) * | 2008-10-15 | 2010-07-01 | L'orange Gmbh | Kraftstoff-Einspritzventil für Brennkraftmaschinen |
JP5395007B2 (ja) * | 2010-07-22 | 2014-01-22 | 日立オートモティブシステムズ株式会社 | 燃料噴射弁およびそれを搭載した車両用内燃機関 |
JP5961383B2 (ja) * | 2012-01-11 | 2016-08-02 | 日立オートモティブシステムズ株式会社 | 燃料噴射弁 |
DE102021110884A1 (de) * | 2021-04-28 | 2022-11-03 | Liebherr-Components Deggendorf Gmbh | Einblasleitung für einen Injektor zum Einblasen von Kraftstoff |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE344270C (de) * | 1920-08-15 | 1921-11-21 | Hille Werke Ag | Brennstoffduesenscheibe fuer OElmotoren |
AT196807B (de) * | 1956-02-25 | 1958-03-25 | Lechler Paul Fa | Flachstrahldüse |
US2995123A (en) * | 1958-07-02 | 1961-08-08 | Daimler Benz Ag | Fuel injecting means for internal combustion engines of the type compressing a fuel-air mixture |
US3528613A (en) * | 1968-01-15 | 1970-09-15 | Hailwood & Ackroyd Ltd | Fuel injector for internal combustion engines |
US3531052A (en) * | 1968-02-19 | 1970-09-29 | Clayton Dewandre Holdings Ltd | Fuel injector for internal combustion engines |
US4360161A (en) * | 1979-01-29 | 1982-11-23 | The Bendix Corporation | Electromagnetic fuel injector |
JPS59131575U (ja) * | 1983-02-23 | 1984-09-04 | トヨタ自動車株式会社 | 電子制御機関用燃料噴射弁 |
DE3411337A1 (de) * | 1984-03-28 | 1985-10-10 | Robert Bosch Gmbh, 7000 Stuttgart | Kraftstoffeinspritzventil |
JPS61152765A (ja) * | 1984-12-27 | 1986-07-11 | Nippon Ekishiyou Kk | シクロデキストリン類で包接された化合物を含有した合成樹脂製品及びその製造方法 |
US4657189A (en) * | 1985-03-13 | 1987-04-14 | Aisan Kogyo Kabushiki Kaisha | Electromagnetic fuel injection valve for an internal combustion engine having a plurality of intake valves |
US4773374A (en) * | 1985-10-03 | 1988-09-27 | Nippondenso Co., Ltd. | Fuel injection system for internal combustion engine |
US4699323A (en) * | 1986-04-24 | 1987-10-13 | General Motors Corporation | Dual spray cone electromagnetic fuel injector |
DE8709111U1 (de) * | 1987-07-01 | 1987-09-17 | Siemens AG, 1000 Berlin und 8000 München | Einspritzventil |
JPH0755330Y2 (ja) * | 1987-12-18 | 1995-12-20 | 三菱自動車工業株式会社 | 3個の吸気弁を備えた内燃エンジン |
-
1989
- 1989-06-30 KR KR1019890009153A patent/KR930004967B1/ko not_active IP Right Cessation
- 1989-07-10 US US07/377,250 patent/US5109824A/en not_active Expired - Lifetime
- 1989-07-12 DE DE89112723T patent/DE68905691T2/de not_active Expired - Fee Related
- 1989-07-12 EP EP89112723A patent/EP0350885B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0350885B1 (en) | 1993-03-31 |
DE68905691D1 (de) | 1993-05-06 |
EP0350885A2 (en) | 1990-01-17 |
US5109824A (en) | 1992-05-05 |
DE68905691T2 (de) | 1993-09-30 |
EP0350885A3 (en) | 1990-08-22 |
KR930004967B1 (ko) | 1993-06-11 |
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E902 | Notification of reason for refusal | ||
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Payment date: 20060602 Year of fee payment: 14 |
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