WO1997030282A1 - Ansaugsystem - Google Patents
Ansaugsystem Download PDFInfo
- Publication number
- WO1997030282A1 WO1997030282A1 PCT/EP1996/005804 EP9605804W WO9730282A1 WO 1997030282 A1 WO1997030282 A1 WO 1997030282A1 EP 9605804 W EP9605804 W EP 9605804W WO 9730282 A1 WO9730282 A1 WO 9730282A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- intake pipe
- fuel
- fuel distributor
- pipe according
- connection
- 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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
- F02M35/10078—Connections of intake systems to the engine
-
- 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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10209—Fluid connections to the air intake system; their arrangement of pipes, valves or the like
- F02M35/10216—Fuel injectors; Fuel pipes or rails; Fuel pumps or pressure regulators
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/004—Joints; Sealings
-
- 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
- F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
- F02M69/462—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down
- F02M69/465—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down of fuel rails
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
- F05C2225/08—Thermoplastics
Definitions
- a fuel distributor for fuel injection systems of internal combustion engines is known from WO 90-13740.
- This fuel distributor is usually a multifunctional component which carries the injection valves, is also provided with the corresponding electrical connections and has a feed for the fuel.
- the fuel rail is fastened to an intake pipe with screw connections, the electrical distribution list is also fixed with the corresponding screw connections. With appropriate security, such screw connections are extremely reliable, but the high installation effort and the associated high manufacturing costs.
- the invention is therefore based on the object of providing an intake pipe with a fuel distributor for supplying the fuel to an internal combustion engine, in which the assembly effort is considerably reduced. Starting from the preamble of the main claim, this object is achieved by the characterizing features thereof.
- the main advantage of the invention is that the fuel rail is fastened with a plug or snap or snap connection.
- the assembly is therefore possible without tools and can be carried out in a simple manner manually or automatically.
- the reliability of such a connection is further increased by the arrangement of an additional securing element.
- the securing element consists of a resilient, clamped securing pin. It is also possible to provide a self-tapping screw connection or to directly secure it via a snap-in connection on the fuel rail.
- Suitable O-rings can be provided for the liquid-tight connection between the intake pipe and the fuel distributor or the injection valve and the fuel distributor.
- Figure 2 is a plan view of a fuel rail
- Figure 3a-3i different variants of a connector for a fuel rail
- FIG. 1 it was known to attach a distributor pipe (10) to a suction pipe (20) with a screw connection (19).
- the injection valve (21) was inserted between the distributor pipe (10) and the intake pipe (20).
- this type of attachment is very complex since the intake pipe (20), which is normally made of plastic, additionally requires heat sink bushings (22), and spacer sleeves (23) are also necessary on the plastic distribution pipe.
- FIG. 2 shows a plan view of a fuel rail with an example of a solution according to the invention.
- the fuel rail (10) is attached to two connection elements (11, 12) of the intake pipe (17).
- the injection valves (13, 14) are shown between the fuel distributor and the intake manifold; spring clips (15, 16) are provided as a plug-in fuse.
- the fuel supply to the fuel distributor (10) takes place via the connecting piece (24); the fuel distributor (10) shown is a return-free system.
- Figures 3a-3i show different variants of a connector.
- FIGS. 3a and 3b show a fuel rail (10) which is attached to a connecting element (11) of the intake pipe (17) and is held with a securing clip (15).
- FIG. 3c is also a securing clip, but the clip is not made of plastic according to FIGS. 3a and 3b but from spring steel (25) or bronze sheet.
- the locking pin (26) is riveted to the clip.
- Figure 3d shows a securing element with a self-tapping screw (28).
- Figure 3e (section I-I of Figure 3a) and 3f each show a locking pin (18) which is also a positive connection for attaching the fuel rail to the intake manifold and is made of plastic, for example.
- Figure 3g shows a pin element (27) which is made of spring tape or spring wire.
- Figure 3d shows a securing element with a self-tapping screw (28).
- FIGS. 3h and 3i there is also the possibility according to FIGS. 3h and 3i to provide a snap or locking element (29, 30) on the connection element (11).
- a reliable connection between the fuel distributor and the intake pipe (17) or the corresponding connecting element (11) of the intake pipe is also achieved here.
- additional securing elements are omitted.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/125,166 US6148799A (en) | 1996-02-12 | 1996-12-21 | Intake system |
EP96944636A EP0879351B1 (de) | 1996-02-12 | 1996-12-21 | Ansaugsystem |
BR9612496A BR9612496A (pt) | 1996-02-12 | 1996-12-21 | Tubo de sucção para a condução de ar |
DE59608090T DE59608090D1 (de) | 1996-02-12 | 1996-12-21 | Ansaugsystem |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19604839.7 | 1996-02-12 | ||
DE19604839 | 1996-02-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997030282A1 true WO1997030282A1 (de) | 1997-08-21 |
Family
ID=7785011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1996/005804 WO1997030282A1 (de) | 1996-02-12 | 1996-12-21 | Ansaugsystem |
Country Status (10)
Country | Link |
---|---|
US (1) | US6148799A (de) |
EP (1) | EP0879351B1 (de) |
AR (1) | AR005774A1 (de) |
BR (1) | BR9612496A (de) |
CA (1) | CA2246368A1 (de) |
DE (1) | DE59608090D1 (de) |
ID (1) | ID15865A (de) |
IN (1) | IN186379B (de) |
MX (1) | MX9806363A (de) |
WO (1) | WO1997030282A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2779681A1 (fr) * | 1998-06-10 | 1999-12-17 | Coutier Moulage Gen Ind | Ensemble repartiteur d'admission/rampe d'injection assembles par un dispositif de raccordement rapide |
EP1146225A2 (de) * | 2000-04-13 | 2001-10-17 | Siemens Canada limited | Brennstoffverteilerleitung mit Schnappverbindung |
DE102010051488A1 (de) * | 2010-11-15 | 2012-05-16 | Audi Ag | Befestigungsanordnung einer Kraftstoffzufuhrvorrichtung an einer Verbrennungskraftmaschine, sowie Verfahren zum Befestigen einer Kraftstoffzufuhrvorrichtung an einer Verbrennungskraftmaschine |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10109408A1 (de) * | 2001-02-28 | 2002-09-05 | Bosch Gmbh Robert | Befestigungsvorrichtung |
JP4305339B2 (ja) * | 2004-09-08 | 2009-07-29 | 日産自動車株式会社 | 内燃機関における燃料噴射装置の取付構造 |
JP2007132449A (ja) * | 2005-11-11 | 2007-05-31 | Bosch Corp | 循環用コネクタ及び循環用コネクタの接続構造並びに燃料循環システム |
DE102012206887A1 (de) * | 2012-04-26 | 2013-10-31 | Robert Bosch Gmbh | Anordnung mit einem Brennstoffverteiler und mehreren Brennstoffeinspritzventilen |
US9567961B2 (en) * | 2015-03-16 | 2017-02-14 | Delphi Technologies, Inc. | Arrangement for retaining a fuel injector to a fuel rail socket |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3428597A1 (de) * | 1984-08-02 | 1986-02-13 | Bayerische Motoren Werke AG, 8000 München | Verbindung zwei koaxial hintereinander angeordneter rohrabschnitte, insbesondere einer einspritzduese mit dem koaxial angeordneten anschlussstutzen einer einspritzleitung |
EP0383084A1 (de) * | 1989-02-15 | 1990-08-22 | Robert Bosch Gmbh | Verbindungselement |
US5301647A (en) * | 1993-06-14 | 1994-04-12 | Siemens Automotive L.P. | Fuel injector attachment clip |
DE4401013A1 (de) * | 1993-01-27 | 1994-07-28 | Volkswagen Ag | Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine mit mehreren elektrischen Einspritzventilen |
EP0666417A1 (de) * | 1994-01-10 | 1995-08-09 | Automobiles Peugeot | Anordnung eines Kraftstoffeinspritzmotors mit belüfteten Einspritzdüsen |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2908095C2 (de) * | 1979-03-02 | 1984-02-16 | Robert Bosch Gmbh, 7000 Stuttgart | Kraftstoffeinspritzanlage für Brennkraftmaschinen |
DE2926490A1 (de) * | 1979-06-30 | 1981-02-05 | Bosch Gmbh Robert | Kraftstoffeinspritzanlage |
US4457280A (en) * | 1982-05-04 | 1984-07-03 | Sharon Manufacturing Company | Fuel injection rail assembly |
US4539961A (en) * | 1982-08-23 | 1985-09-10 | General Motors Corporation | Fuel rail |
US4909220A (en) * | 1987-08-03 | 1990-03-20 | General Motors Corporation | Fuel injection |
DE3915111A1 (de) * | 1989-05-09 | 1990-11-15 | Bosch Gmbh Robert | Kraftstoffverteiler fuer kraftstoffeinspritzanlagen von brennkraftmaschinen |
US5056489A (en) * | 1989-07-10 | 1991-10-15 | Siemens-Bendix Automotive Electronics L.P. | Fuel rail for v-type engine |
US4991557A (en) * | 1989-08-21 | 1991-02-12 | Siemens-Bendix Automotive Electronics L.P. | Self-attaching electromagnetic fuel injector |
US5044338A (en) * | 1990-01-23 | 1991-09-03 | Siemens Automotive L.P. | Fuel rail vibration damper |
DE4128086A1 (de) * | 1991-08-24 | 1993-02-25 | Bosch Gmbh Robert | Brennstoffverteiler |
JPH06264844A (ja) * | 1993-03-15 | 1994-09-20 | Nissan Motor Co Ltd | 内燃機関の燃料供給管の取付構造 |
-
1996
- 1996-12-21 DE DE59608090T patent/DE59608090D1/de not_active Expired - Fee Related
- 1996-12-21 EP EP96944636A patent/EP0879351B1/de not_active Expired - Lifetime
- 1996-12-21 WO PCT/EP1996/005804 patent/WO1997030282A1/de active IP Right Grant
- 1996-12-21 US US09/125,166 patent/US6148799A/en not_active Expired - Fee Related
- 1996-12-21 BR BR9612496A patent/BR9612496A/pt not_active IP Right Cessation
- 1996-12-21 CA CA002246368A patent/CA2246368A1/en not_active Abandoned
-
1997
- 1997-01-06 IN IN4BO1997 patent/IN186379B/en unknown
- 1997-02-03 ID IDP970315A patent/ID15865A/id unknown
- 1997-02-10 AR ARP970100523A patent/AR005774A1/es unknown
-
1998
- 1998-08-06 MX MX9806363A patent/MX9806363A/es unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3428597A1 (de) * | 1984-08-02 | 1986-02-13 | Bayerische Motoren Werke AG, 8000 München | Verbindung zwei koaxial hintereinander angeordneter rohrabschnitte, insbesondere einer einspritzduese mit dem koaxial angeordneten anschlussstutzen einer einspritzleitung |
EP0383084A1 (de) * | 1989-02-15 | 1990-08-22 | Robert Bosch Gmbh | Verbindungselement |
DE4401013A1 (de) * | 1993-01-27 | 1994-07-28 | Volkswagen Ag | Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine mit mehreren elektrischen Einspritzventilen |
US5301647A (en) * | 1993-06-14 | 1994-04-12 | Siemens Automotive L.P. | Fuel injector attachment clip |
EP0666417A1 (de) * | 1994-01-10 | 1995-08-09 | Automobiles Peugeot | Anordnung eines Kraftstoffeinspritzmotors mit belüfteten Einspritzdüsen |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2779681A1 (fr) * | 1998-06-10 | 1999-12-17 | Coutier Moulage Gen Ind | Ensemble repartiteur d'admission/rampe d'injection assembles par un dispositif de raccordement rapide |
EP1146225A2 (de) * | 2000-04-13 | 2001-10-17 | Siemens Canada limited | Brennstoffverteilerleitung mit Schnappverbindung |
EP1146225A3 (de) * | 2000-04-13 | 2004-01-21 | Siemens Canada limited | Brennstoffverteilerleitung mit Schnappverbindung |
DE102010051488A1 (de) * | 2010-11-15 | 2012-05-16 | Audi Ag | Befestigungsanordnung einer Kraftstoffzufuhrvorrichtung an einer Verbrennungskraftmaschine, sowie Verfahren zum Befestigen einer Kraftstoffzufuhrvorrichtung an einer Verbrennungskraftmaschine |
WO2012065706A1 (de) * | 2010-11-15 | 2012-05-24 | Audi Ag | Befestigungsanordnung einer kraftstoffzufuhrvorrichtung an einer verbrennungskraftmaschine, sowie verfahren zum befestigen einer kraftstoffzufuhrvorrichtung an einer verbrennungskraftmaschine |
CN103210204A (zh) * | 2010-11-15 | 2013-07-17 | 奥迪股份公司 | 燃料供应装置在内燃机上的固定装置以及用于将燃料供应装置固定在内燃机上的方法 |
US9388783B2 (en) | 2010-11-15 | 2016-07-12 | Audi Ag | Fastening arrangement of a fuel supply device on an internal combustion engine |
Also Published As
Publication number | Publication date |
---|---|
US6148799A (en) | 2000-11-21 |
MX9806363A (es) | 1998-10-31 |
CA2246368A1 (en) | 1997-08-21 |
IN186379B (de) | 2001-08-18 |
BR9612496A (pt) | 1999-07-20 |
ID15865A (id) | 1997-08-14 |
EP0879351A1 (de) | 1998-11-25 |
EP0879351B1 (de) | 2001-10-31 |
DE59608090D1 (de) | 2001-12-06 |
AR005774A1 (es) | 1999-07-14 |
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