WO2005014999A1 - Brennstoffeinspritzventil und verfahren zu dessen montage - Google Patents
Brennstoffeinspritzventil und verfahren zu dessen montage Download PDFInfo
- Publication number
- WO2005014999A1 WO2005014999A1 PCT/DE2004/001289 DE2004001289W WO2005014999A1 WO 2005014999 A1 WO2005014999 A1 WO 2005014999A1 DE 2004001289 W DE2004001289 W DE 2004001289W WO 2005014999 A1 WO2005014999 A1 WO 2005014999A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fuel injection
- filter element
- support tube
- injection valve
- fuel
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 75
- 238000002347 injection Methods 0.000 title claims abstract description 36
- 239000007924 injection Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims description 6
- 238000002485 combustion reaction Methods 0.000 claims abstract description 3
- 239000003365 glass fiber Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 238000007765 extrusion coating Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 229910001369 Brass Inorganic materials 0.000 description 10
- 239000010951 brass Substances 0.000 description 10
- 238000007789 sealing Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 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
- 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
- F02M51/0667—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 acting as a valve or having a short 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
- F02M51/061—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
- F02M51/0682—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 the body being hollow and its interior communicating with the fuel flow
-
- 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
- F02M61/165—Filtering elements specially adapted in fuel inlets to injector
-
- 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
- F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
-
- 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
- F02M2200/50—Arrangements of springs for valves used in fuel injectors or fuel injection pumps
- F02M2200/505—Adjusting spring tension by sliding spring seats
-
- 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
- F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
- F02M2200/8061—Fuel injection apparatus manufacture, repair or assembly involving press-fit, i.e. interference or friction fit
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S239/00—Fluid sprinkling, spraying, and diffusing
- Y10S239/23—Screens
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/794—With means for separating solid material from the fluid
- Y10T137/8085—Hollow strainer, fluid inlet and outlet perpendicular to each other
Definitions
- the invention relates to a fuel injection valve according to the preamble of claim 1 and a method for assembling a fuel injection valve according to claim 8.
- a fuel injector is already known from DE 43 25 842 A1, in which a fuel filter is made in one piece with a retaining collar.
- the retaining collar extends radially beyond the fuel inlet connector and has a nose outside the fuel inlet connector.
- the circumferential nose of the retaining collar forms, together with a groove on the outer circumference of the fuel inlet connection, a snap connection, through which the fuel filter is fastened in a defined manner.
- the main body of the fuel filter and the inner wall of the fuel inlet connector have only a clearance fit, so that any chip formation inside the fuel injector is avoided.
- a disadvantage of the fuel injector known from DE 43 25 842 AI is, in particular, the high production expenditure which is incurred for fixing the filter either on the adjusting sleeve or on the fuel inlet connector. Furthermore, the filter and the adjusting sleeve are made of different materials, with chip removal and abrasion occurring mainly on the plastic of the filter, which can lead to malfunctions of the fuel injector due to the deposition of the particles.
- the fuel injector according to the invention with the characterizing features of claim 1 and the method according to the invention for assembling a fuel injector with the characterizing features of claim 8 have the advantage of a quick and inexpensive manufacture and assembly as well as a chip-free and reliable fixing of the filter element in the fuel injector.
- the outer contour of the support tube has grooves into which a glass fiber injection molding of the filter element is pressed under pressure.
- the grooves can be introduced into the support tube in a simple manner by turning or with the aid of a shaped steel.
- the press fit of the filter element is carried out by mounting an extension sleeve, the inner diameter of which is slightly smaller than the outer diameter of the filter element.
- the filter element like conventional filter elements, can advantageously be produced in a cup-shaped manner from a woven material and a glass fiber plastic extrusion coating.
- FIG. 1A shows a schematic section through an exemplary embodiment of a fuel injection valve according to the prior art
- FIG. 1B is an excerpt of a schematic detail from the fuel injector shown in FIG. 1A in the area IB in FIG. 1A,
- FIG. 2A shows a schematic illustration of an exemplary embodiment of a filter element for a fuel injection valve designed according to the invention
- FIG. 2B shows a partial schematic representation of a fuel injector designed according to the invention with a filter element according to FIG. 2A.
- Description of the embodiment 1 shows a longitudinal section through a fuel injection valve 1 according to the prior art, which is particularly suitable for injecting fuel into an intake manifold of an internal combustion engine (not shown in detail) in order to make the measures according to the invention easier to understand in a sectional, schematic sectional illustration.
- the fuel injector 1 comprises a magnet coil 2 which is wound on a coil carrier 3.
- the coil carrier 3 is encapsulated in a valve housing 4 and closed by a cover 5.
- a contact lug 6 is formed on the coil carrier 3.
- the coil carrier 3 is penetrated by a valve sleeve 7 which is tubular and comprises a support tube 8 which is spread or welded therein and which serves as the inner pole of the magnet coil 2.
- the valve housing 4 can serve, for example, as the outer pole of the magnetic coil 2.
- An armature 9 is arranged on the outflow side of the support tube 8 and is formed in one piece with a valve needle 10. Flow-through openings 11 are provided in the valve needle 10 and guide the fuel flowing through the fuel injection valve 1 to a sealing seat.
- a ring filter 12 for filtering the fuel can be arranged in the area of the throughflow openings 11.
- the valve needle 10 is preferably operatively connected by welding to a valve closing body 13 which is spherical in the exemplary embodiment and which forms a sealing seat with a valve seat body 14. Downstream of the sealing seat, at least one spray opening 15 is formed in a spray orifice plate 34, from which the fuel is injected into the intake manifold (not shown).
- the armature 9 is in the idle state of the fuel injector 1 by a return spring 16 acts that the fuel injector 1 is kept closed by the pressure of the valve closing body 13 on the valve seat body 14.
- the return spring 16 is arranged in a recess 17 of the armature 9 or the support tube 8 and is preloaded by an adjusting sleeve 18.
- a cup-shaped filter element 19 is preferably pressed into the valve sleeve 7 on the inlet side of the adjusting sleeve 18.
- the filter element 19 is provided with a brass ring 20, which enables the filter element 19 to be held securely in the fuel injection valve 1.
- the fuel which is supplied by a central fuel supply 22, flows through the fuel injection valve 1 through the recess 17 and the flow openings 11 to the sealing seat and to the spray opening 15.
- Valve needle 10 taken in the stroke direction, so that the
- Valve closing body 13 lifts off the valve seat body 14 and fuel is directed to the spray opening 15.
- FIG. 1B shows an excerpted sectional view of the detail designated IB in FIG. 1A from the fuel injector 1 shown in FIG. 1A.
- the same components are provided with the same reference numerals. A repetitive description of already known components can be omitted.
- the filter element 19 is cup-shaped and consists of a filter 21, which preferably consists of a woven material 24, and a brass ring 20 for fixing the filter element 19 in the fuel injector 1.
- the brass ring 20 is inserted into an injection mold inserted and provided together with the actual filter 21 with a glass fiber plastic extrusion 25.
- the brass ring 20 is preferably designed as a drawn part. The brass ring 20 and the complex sealing of the injection mold result in high production costs for the filter element 19 with the brass ring 20.
- a fuel injection valve 1 designed according to the invention is equipped with a filter element 19 according to FIGS. 2A and 2B, which is fixed directly to the inner pole 8 of the fuel injection valve 1 without the aid of a brass ring 20.
- FIG. 2A shows a schematic sectional illustration of an exemplary embodiment of a filter element 19 which is suitable for equipping a fuel injection valve 1 designed according to the invention.
- the filter element 19 is pot-shaped similar to the known filter elements 19. It consists of a fabric material 24, which is provided with a glass fiber plastic extrusion 25.
- the filter element 19 is mounted on the support tube 8 of the fuel injector 1 serving as the inner pole.
- grooves 27 are provided in an outer contour 28 of the support tube 8, which can be produced in a simple manner, for example by turning or by means of a shaped steel.
- the filter element 19 is plugged onto these grooves 27 in the area of the glass fiber plastic extrusion coating 25.
- the filter element 19 is supported on a shoulder 29 of the support tube 8.
- the attached filter element 19 has a slightly larger diameter than the support tube 8.
- an extension sleeve 30 is then mounted on the support tube 8, which is used, for example, to connect to a fuel distribution line (not shown further), the outside diameter of the filter element 19 is calibrated to the inside diameter of the extension sleeve 30, which is slightly smaller than the outside diameter of the filter element 19.
- the filter element 19 is pressed into the grooves 27 of the support tube 8 in the region of the glass fiber plastic extrusion coating 25. This ensures a secure hold of the filter element in the fuel injection valve 1 even in the event of strong temperature fluctuations.
- the fuel injector 1 can be produced more economically by the measures according to the invention in a simple manner by eliminating the brass ring 20 without increasing the cost of other components.
- the invention is not limited to the illustrated embodiment and suitable for any construction of fuel injection valves 1, for. B. for fuel injection valves 1 for direct injection or for fuel injection valves 1 with connection to a common rail system.
- any combination of the individual features is possible.
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)
- Manufacturing & Machinery (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006521382A JP4709753B2 (ja) | 2003-07-30 | 2004-06-19 | 燃料噴射弁並びに燃料噴射弁を取り付ける方法 |
EP20040738738 EP1651860B1 (de) | 2003-07-30 | 2004-06-19 | Brennstoffeinspritzventil und verfahren zu dessen montage |
US10/564,212 US7770812B2 (en) | 2003-07-30 | 2004-06-19 | Fuel injector and method for its installation |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2003134785 DE10334785A1 (de) | 2003-07-30 | 2003-07-30 | Brennstoffeinspritzventil und Verfahren zu dessen Montage |
DE10334785.2 | 2003-07-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005014999A1 true WO2005014999A1 (de) | 2005-02-17 |
Family
ID=34088949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2004/001289 WO2005014999A1 (de) | 2003-07-30 | 2004-06-19 | Brennstoffeinspritzventil und verfahren zu dessen montage |
Country Status (5)
Country | Link |
---|---|
US (1) | US7770812B2 (de) |
EP (1) | EP1651860B1 (de) |
JP (1) | JP4709753B2 (de) |
DE (1) | DE10334785A1 (de) |
WO (1) | WO2005014999A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113614355A (zh) * | 2019-02-19 | 2021-11-05 | 卡特彼勒公司 | 具有外部过滤器的燃料喷射器组件及其制造方法 |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005040363B4 (de) | 2005-08-26 | 2017-09-14 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
DE102007008863A1 (de) | 2005-08-26 | 2008-08-28 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
EP1783360B1 (de) * | 2005-11-02 | 2008-03-26 | Delphi Technologies, Inc. | Innerer Filter für ein Kraftstoffeinspritzventil |
DE102005061408A1 (de) * | 2005-12-22 | 2007-06-28 | Robert Bosch Gmbh | Kunststoff-Metall-Verbindung und Brennstoffeinspritzventil mit einer Kraftstoff-Metall-Verbindung |
US7617991B2 (en) * | 2006-03-31 | 2009-11-17 | Delphi Technologies, Inc. | Injector fuel filter with built-in orifice for flow restriction |
DE102006017451A1 (de) * | 2006-04-13 | 2007-10-18 | Robert Bosch Gmbh | Magnetbaugruppe für ein Magnetventil |
DE102006027614B4 (de) * | 2006-06-13 | 2009-02-05 | L'orange Gmbh | Einspritzinjektor für Brennkraftmaschinen |
DE102007049963A1 (de) * | 2007-10-18 | 2009-04-23 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
JP2009174423A (ja) * | 2008-01-24 | 2009-08-06 | Hitachi Ltd | 燃料噴射弁 |
US20090256009A1 (en) * | 2008-04-10 | 2009-10-15 | Perry Robert B | Protection device for a lower guide system of a fuel injector |
JP4628461B2 (ja) * | 2008-10-24 | 2011-02-09 | 三菱電機株式会社 | 燃料噴射弁 |
US8460422B2 (en) * | 2010-09-17 | 2013-06-11 | Caterpillar Inc. | Exhaust aftertreatment system, and engine service package having fuel filtering mechanism |
US8413913B2 (en) * | 2010-10-28 | 2013-04-09 | International Engine Intellectual Property Company, Llc. | Boundary edge filter of a unit fuel injector |
DE102011089247A1 (de) * | 2011-12-20 | 2013-06-20 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
DE102012201940A1 (de) * | 2012-02-09 | 2013-08-14 | Robert Bosch Gmbh | Ventil zum Zumessen eines strömenden Mediums |
EP2811152B1 (de) * | 2013-06-04 | 2018-04-18 | Continental Automotive GmbH | Filter für ein Flüssigkeitseinspritzventil, Flüssigkeitseinspritzventil und Verfahren zur Herstellung eines Filters für ein Flüssigkeitseinspritzventil |
DE102013225834A1 (de) * | 2013-12-13 | 2015-06-18 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
EP3076004B1 (de) * | 2015-04-02 | 2018-09-12 | Continental Automotive GmbH | Ventilanordnung mit einem Partikelrückhalteelement und Flüssigkeitsinjektionsventil |
LT6299B (lt) * | 2015-09-04 | 2016-08-25 | UAB "Aukšto slėgio filtravimo sprendimai" | Didelio slėgio filtras skysčiui filtruoti turintis tvirtumo strypą ir to filtro panaudojimas kuro tiekimo sistemoje |
DE102015217673A1 (de) | 2015-09-15 | 2017-03-16 | Continental Automotive Gmbh | Einspritzvorrichtung zur Zumessung eines Fluids und Kraftfahrzeug mit einer derartigen Einspritzvorrichtung |
EP3435100B1 (de) | 2017-07-24 | 2020-04-01 | TDK-Micronas GmbH | Verfahren zum testen einer elektronischen vorrichtung und einer schnittstellenschaltung dafür |
US10539057B2 (en) * | 2017-09-14 | 2020-01-21 | Vitesco Technologies USA, LLC | Injector for reductant delivery unit having reduced fluid volume |
US10502112B2 (en) * | 2017-09-14 | 2019-12-10 | Vitesco Technologies USA, LLC | Injector for reductant delivery unit having fluid volume reduction assembly |
US20190078488A1 (en) * | 2017-09-14 | 2019-03-14 | Continental Automotive Systems, Inc. | Injector for reductant delivery unit having fluid volume reduction assembly |
US10947880B2 (en) * | 2018-02-01 | 2021-03-16 | Continental Powertrain USA, LLC | Injector for reductant delivery unit having fluid volume reduction assembly |
DE102019218092A1 (de) * | 2019-11-22 | 2021-05-27 | Robert Bosch Gmbh | Elektromagnetische Betätigungseinrichtung |
DE102021205042A1 (de) * | 2021-05-18 | 2022-11-24 | Robert Bosch Gesellschaft mit beschränkter Haftung | Injektor mit integriertem Filter |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5356079A (en) | 1993-11-23 | 1994-10-18 | Siemens Automotive L.P. | Fuel injector snap-lock filter-retainer |
DE4325842A1 (de) | 1993-07-31 | 1995-02-02 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
US20030155447A1 (en) | 2001-02-28 | 2003-08-21 | Ferdinand Reiter | Fuel injection valve comprising an adjusting bush |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE6940678U (de) | 1969-10-18 | 1970-04-30 | Siemens Ag | Schubumlenkeinrichtung fuer gestaengeteile |
US3779268A (en) * | 1972-06-13 | 1973-12-18 | Pennwalt Corp | Automatic changeover valve for chlorine gas system |
JPS62267565A (ja) * | 1986-05-16 | 1987-11-20 | Hitachi Ltd | 燃料噴射弁の構造 |
US5335863A (en) * | 1993-05-03 | 1994-08-09 | Siemens Automotive L.P. | Filter cartridge mounting for a top-feed fuel injector |
US5641126A (en) * | 1995-05-19 | 1997-06-24 | Siemens Automotive Corporation | Fuel injection systems with compact filter mountings |
US6199775B1 (en) * | 2000-02-23 | 2001-03-13 | Siemens Automotive Corporation | Fuel injector filter unit having a composite housing |
US6676044B2 (en) * | 2000-04-07 | 2004-01-13 | Siemens Automotive Corporation | Modular fuel injector and method of assembling the modular fuel injector |
US6446885B1 (en) * | 2001-01-16 | 2002-09-10 | Robert Bosch Corporation | Secondary filter assembly for fuel injector |
-
2003
- 2003-07-30 DE DE2003134785 patent/DE10334785A1/de not_active Withdrawn
-
2004
- 2004-06-19 US US10/564,212 patent/US7770812B2/en not_active Expired - Fee Related
- 2004-06-19 WO PCT/DE2004/001289 patent/WO2005014999A1/de active Application Filing
- 2004-06-19 JP JP2006521382A patent/JP4709753B2/ja not_active Expired - Fee Related
- 2004-06-19 EP EP20040738738 patent/EP1651860B1/de not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4325842A1 (de) | 1993-07-31 | 1995-02-02 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
US5516424A (en) * | 1993-07-31 | 1996-05-14 | Robert Bosch Gmbh | Fuel injection valve |
US5356079A (en) | 1993-11-23 | 1994-10-18 | Siemens Automotive L.P. | Fuel injector snap-lock filter-retainer |
US20030155447A1 (en) | 2001-02-28 | 2003-08-21 | Ferdinand Reiter | Fuel injection valve comprising an adjusting bush |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113614355A (zh) * | 2019-02-19 | 2021-11-05 | 卡特彼勒公司 | 具有外部过滤器的燃料喷射器组件及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2007500301A (ja) | 2007-01-11 |
EP1651860A1 (de) | 2006-05-03 |
JP4709753B2 (ja) | 2011-06-22 |
DE10334785A1 (de) | 2005-02-24 |
US20070095745A1 (en) | 2007-05-03 |
EP1651860B1 (de) | 2012-09-05 |
US7770812B2 (en) | 2010-08-10 |
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