DE2807345A1 - Wirbel-einspritzventil - Google Patents

Wirbel-einspritzventil

Info

Publication number
DE2807345A1
DE2807345A1 DE19782807345 DE2807345A DE2807345A1 DE 2807345 A1 DE2807345 A1 DE 2807345A1 DE 19782807345 DE19782807345 DE 19782807345 DE 2807345 A DE2807345 A DE 2807345A DE 2807345 A1 DE2807345 A1 DE 2807345A1
Authority
DE
Germany
Prior art keywords
side wall
vortex
chamber
stepped
injection
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
Application number
DE19782807345
Other languages
German (de)
English (en)
Other versions
DE2807345C2 (en, 2012
Inventor
Norio Muto
Akinori Saito
Yasusi Tanasawa
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.)
Toyota Central R&D Labs Inc
Original Assignee
Toyota Central R&D Labs Inc
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.)
Filing date
Publication date
Application filed by Toyota Central R&D Labs Inc filed Critical Toyota Central R&D Labs Inc
Publication of DE2807345A1 publication Critical patent/DE2807345A1/de
Application granted granted Critical
Publication of DE2807345C2 publication Critical patent/DE2807345C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F02B19/00—Engines characterised by precombustion chambers
    • F02B19/10—Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder
    • F02B19/1019—Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder with only one pre-combustion chamber
    • F02B19/108—Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder with only one pre-combustion chamber with fuel injection at least into pre-combustion chamber, i.e. injector mounted directly in the pre-combustion chamber
    • 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
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/06—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series the valves being furnished at seated ends with pintle or plug shaped extensions
    • 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
    • F02M61/162—Means to impart a whirling motion to fuel upstream or near discharging orifices
    • F02M61/163—Means being injection-valves with helically or spirally shaped grooves
    • 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/04—Injectors peculiar thereto
    • F02M69/042—Positioning of injectors with respect to engine, e.g. in the air intake conduit
    • F02M69/044—Positioning of injectors with respect to engine, e.g. in the air intake conduit for injecting into the intake conduit downstream of an air throttle valve
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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)
DE19782807345 1977-02-21 1978-02-21 Wirbel-einspritzventil Granted DE2807345A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1846177A JPS53104025A (en) 1977-02-21 1977-02-21 Swirl type injection valve

Publications (2)

Publication Number Publication Date
DE2807345A1 true DE2807345A1 (de) 1978-08-31
DE2807345C2 DE2807345C2 (en, 2012) 1989-11-16

Family

ID=11972262

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782807345 Granted DE2807345A1 (de) 1977-02-21 1978-02-21 Wirbel-einspritzventil

Country Status (2)

Country Link
JP (1) JPS53104025A (en, 2012)
DE (1) DE2807345A1 (en, 2012)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327675A (en) * 1979-01-23 1982-05-04 Toyota Jidosha Kogyo Kabushiki Kaisha Fuel injection type internal combustion engine
FR2583110A1 (fr) * 1985-06-11 1986-12-12 Weber Spa Valve doseuse de carburant pour dispositif d'alimentation de moteur a combustion interne
DE19748384A1 (de) * 1997-11-03 1999-05-06 Guenter Dr Ing Slowik Verfahren und Einspritzdüse zum Einspritzen von Kraftstoff in den Brennraum einer Brennkraftmaschine
EP1111231A2 (en) * 1999-12-23 2001-06-27 Siemens Automotive Corporation A fuel injector having an integrated seat and swirl generator
US6311900B1 (en) * 1997-11-03 2001-11-06 SLOWIK GüNTER Procedure and injection nozzle for injecting fuel, in particular into the combustion chamber of an internal combustion engine

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6143973Y2 (en, 2012) * 1979-06-20 1986-12-11
JPS5694858U (en, 2012) * 1979-12-21 1981-07-28
JPS58119964A (ja) * 1982-01-08 1983-07-16 Toyota Motor Corp 内燃機関用燃料噴射弁
JPH0417811Y2 (en, 2012) * 1984-12-19 1992-04-21
JPH0166466U (en, 2012) * 1988-09-30 1989-04-27
JP2012154309A (ja) * 2011-01-28 2012-08-16 Okayama Univ 燃料噴射ノズル
JP2014020339A (ja) * 2012-07-23 2014-02-03 Okayama Univ 燃料噴射ノズル
CN114087051B (zh) * 2021-11-08 2024-12-17 凯龙高科技(长沙)有限公司 一种多孔式尿素溶液喷射阀
CN114087050B (zh) * 2021-11-08 2024-11-22 凯龙高科技(长沙)有限公司 一种单孔式尿素溶液喷射阀

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB551912A (en) * 1941-03-12 1943-03-15 Scintilla Ltd Fuel injector for internal combustion engines
US2613998A (en) * 1948-09-15 1952-10-14 Thompson Prod Inc Variable area fuel nozzle
US2969784A (en) * 1958-03-13 1961-01-31 Borg Warner Fuel injection mechanism
DE1863046U (de) * 1960-03-18 1962-11-29 Kugelfischer G Schaefer & Co Einspritzduese.
DE2343243A1 (de) * 1972-11-13 1974-05-30 Motobecane Ateliers Kraftstoffeinspritzpumpe fuer verbrennungsmotoren

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB551912A (en) * 1941-03-12 1943-03-15 Scintilla Ltd Fuel injector for internal combustion engines
US2613998A (en) * 1948-09-15 1952-10-14 Thompson Prod Inc Variable area fuel nozzle
US2969784A (en) * 1958-03-13 1961-01-31 Borg Warner Fuel injection mechanism
DE1863046U (de) * 1960-03-18 1962-11-29 Kugelfischer G Schaefer & Co Einspritzduese.
DE2343243A1 (de) * 1972-11-13 1974-05-30 Motobecane Ateliers Kraftstoffeinspritzpumpe fuer verbrennungsmotoren

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327675A (en) * 1979-01-23 1982-05-04 Toyota Jidosha Kogyo Kabushiki Kaisha Fuel injection type internal combustion engine
FR2583110A1 (fr) * 1985-06-11 1986-12-12 Weber Spa Valve doseuse de carburant pour dispositif d'alimentation de moteur a combustion interne
DE19748384A1 (de) * 1997-11-03 1999-05-06 Guenter Dr Ing Slowik Verfahren und Einspritzdüse zum Einspritzen von Kraftstoff in den Brennraum einer Brennkraftmaschine
US6311900B1 (en) * 1997-11-03 2001-11-06 SLOWIK GüNTER Procedure and injection nozzle for injecting fuel, in particular into the combustion chamber of an internal combustion engine
EP1111231A2 (en) * 1999-12-23 2001-06-27 Siemens Automotive Corporation A fuel injector having an integrated seat and swirl generator

Also Published As

Publication number Publication date
JPS53104025A (en) 1978-09-09
DE2807345C2 (en, 2012) 1989-11-16

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Legal Events

Date Code Title Description
OD Request for examination
D2 Grant after examination
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee