EP2769076A1 - Dispositif de refoulement de carburant à éjecteur incliné - Google Patents

Dispositif de refoulement de carburant à éjecteur incliné

Info

Publication number
EP2769076A1
EP2769076A1 EP12778993.1A EP12778993A EP2769076A1 EP 2769076 A1 EP2769076 A1 EP 2769076A1 EP 12778993 A EP12778993 A EP 12778993A EP 2769076 A1 EP2769076 A1 EP 2769076A1
Authority
EP
European Patent Office
Prior art keywords
fuel
jet pump
suction jet
fuel delivery
tank
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.)
Withdrawn
Application number
EP12778993.1A
Other languages
German (de)
English (en)
Inventor
Jaromir FASINA
Radek Malec
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.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2769076A1 publication Critical patent/EP2769076A1/fr
Withdrawn legal-status Critical Current

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
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/0076—Details of the fuel feeding system related to the fuel tank
    • F02M37/0088—Multiple separate fuel tanks or tanks being at least partially partitioned
    • F02M37/0094—Saddle tanks; Tanks having partition walls
    • 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
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/04—Feeding by means of driven pumps
    • F02M37/08—Feeding by means of driven pumps electrically driven
    • F02M37/10—Feeding by means of driven pumps electrically driven submerged in fuel, e.g. in reservoir
    • F02M37/106—Feeding by means of driven pumps electrically driven submerged in fuel, e.g. in reservoir the pump being installed in a sub-tank
    • 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
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/04—Feeding by means of driven pumps
    • F02M37/18—Feeding by means of driven pumps characterised by provision of main and auxiliary pumps

Definitions

  • the fuel can be stored in a storage pot, which is e.g. is arranged at the bottom of the fuel tank, collected and from there by means of a delivery unit, such. an electric fuel pump (EKP) are promoted to the engine.
  • EKP electric fuel pump
  • the storage cup may e.g. be filled by means of a suction jet pump. This will usually be at the bottom of the storage tank parallel to the bottom of the fuel tank
  • a fuel delivery device for a fuel tank has a Storage pot and a first suction jet pump with a fuel delivery line on.
  • the storage pot is designed to be placed in the fuel tank, and the first
  • Suction jet pump is designed to deliver fuel from the fuel tank into the storage pot.
  • the first suction jet pump is at least partially above the
  • Fuel delivery line includes an angle with a fuel surface in the fuel tank, when the fuel delivery device is disposed in the fuel tank and no force is applied to the fuel.
  • the idea of the present invention is based on the first
  • the suction jet pump To position the suction jet pump above the storage pot and to align them so that a fuel delivery line and in particular a diffuser of the suction jet pump is inclined relative to the bottom of the storage tank or the bottom of the fuel tank or perpendicular thereto.
  • a fuel delivery line and in particular a diffuser of the suction jet pump is inclined relative to the bottom of the storage tank or the bottom of the fuel tank or perpendicular thereto.
  • the fuel delivery line of the first suction jet pump is inclined relative to the horizontal or is oriented perpendicular thereto. That the fuel delivery line of the first suction jet pump is not aligned parallel to the horizontal.
  • the first suction jet pump can be arranged above the storage pot such that only one
  • the fuel delivery device can be made easier and cheaper.
  • the fuel delivery device can be made easier and cheaper.
  • Suction jet pumps which are arranged parallel to the bottom of the storage tank or to the bottom of the fuel tank in or on the storage tank, can in the
  • Suction jet pump can be dispensed with.
  • Saugstrahlpumpen be
  • End caps required to direct the jet of fuel from the fuel delivery line of the ejector into the storage pot.
  • the end caps can be used in known pumps e.g. be arranged at two ends of the fuel delivery line.
  • Storage tank ensures that the fuel from the suction jet pump passes directly into the storage tank.
  • at least one end cap can be dispensed with. In this way, the production of the first suction jet pump or the
  • the assembly can be e.g. run easier and with less time than in the storage pot.
  • the fuel delivery device may be suitable for use in a fuel tank of a vehicle, in particular a motor vehicle. She has one
  • Storage cup with a memory top edge can be connected, for example via guide rods with a tank flange and to the bottom of the
  • the storage pot can be e.g. be designed as a cup-shaped container for collecting fuel.
  • the storage pot may have a longitudinal axis, which runs in an arrangement of the storage pot in the fuel tank between the fuel tank bottom and a tank flange, for example along guide rods.
  • a prefilter for filtering out unwanted particles from the fuel can be arranged below the storage pot.
  • a delivery unit such as an electric fuel pump may be arranged, which promotes the fuel from the storage tank to an injection system or a combustion engine.
  • the first suction jet pump is arranged above or on the storage head edge such that it or its longitudinal axis does not run parallel to a plane perpendicular to the longitudinal axis of the storage pot. That is, the fuel delivery conduit, e.g. comprises the diffuser of the suction jet pump, is inclined relative to the horizontal. In other words, the fuel delivery line is at an angle with the fuel surface of a fuel in the fuel tank when the vehicle is not tilted and no force, such as air, is present. Acceleration on which fuel is applied.
  • the angle can be, for example, greater than 0 ° and can be up to 90 ° when the
  • Fuel delivery line is arranged vertically on the storage cup. The first
  • Suction jet pump can be arranged, for example, over the storage pot by means of a holder.
  • the holder can be attached, for example, on the edge of the storage pot.
  • the first suction jet pump is operated by means of a propellant.
  • the driving medium may be fuel that is provided by the delivery unit, such as the EKP.
  • the conveying or suction medium of the first suction jet pump can also be fuel, for example, from a region of the fuel tank far away from the storage pot.
  • the fuel tank can be designed for example as a saddle tank.
  • the storage pot may be arranged with the first suction jet pump in a second region, such as a second half of the saddle, of the fuel tank.
  • the first suction jet pump may be designed to deliver fuel from a first region, such as a first saddle half, into the storage pot.
  • the suction jet pump may have a motive nozzle through which e.g. Excessive, sucked by the EKP fuel at high pressure in a mixing tube or a
  • suction line e.g. leads to a remote part of the fuel tank.
  • Mixing chamber may be arranged a diffuser, e.g. has a larger cross section than the mixing chamber and creates a pressure difference between the mixing chamber and the diffuser by the propagation of the driving and the conveying medium, so that even more fluid is sucked.
  • the mixing chamber possibly in combination with the diffuser can be referred to as a fuel delivery line.
  • the first suction jet pump also known as jet pump, can actively use the
  • Suction jet pump to be run which by means of a fuel surplus, which is promoted by the EKP and is returned to the ejector pump, operated ("return driven").
  • the fuel delivery line of the first ejector includes a 90 ° angle with the fuel surface.
  • the fuel delivery line is oriented vertically or vertically to the bottom of the storage tank or to the bottom of the fuel tank.
  • Arrangement of the suction jet pump or the fuel delivery line of the suction jet pump can both at the top and at the bottom of the suction jet pump on a
  • End cap can be dispensed with. This allows the manufacturing and
  • the fuel delivery device on an anti-siphon device also referred to as siphoning, on.
  • the anti-siphon device has an upper opening.
  • the fuel delivery pipe of the Suction jet pump passes through the upper opening into the anti-siphon device.
  • the anti-siphon device is arranged in such a way in the storage pot, that the anti-siphon device, a drainage of the fuel from the storage cup on the
  • Fuel delivery line prevents.
  • the anti-siphon device also referred to as "cup” may be cup-shaped, for example, and open up to the storage head rim The anti-siphon device prevents the storage jar from being emptied by the fuel flowing upwardly through the fuel delivery line.
  • the undesirable outflow may be caused by the fuel delivery conduit being connected to another conduit which extends into the fuel tank and terminates at a lower location than the fuel delivery conduit Device prevents this by limiting the volume of fuel which could flow away, for this purpose the anti-siphon device is designed as an upwardly open container, for example located in the upper area of the storage cup, and into the fuel delivery line
  • the anti-siphon device is filled by the fuel until it runs over the edge of the device in the storage pot. At standstill of the first suction jet pump, the fuel can only from the
  • the anti-siphoning device is attached to the first suction jet pump or to the storage pot.
  • the anti-siphon device may e.g. attached to the outlet of the second suction jet pump or to the diffuser of the first suction jet pump, e.g. welded, be. Further, the anti-siphon device may be attached to a holder of the first suction jet pump.
  • the anti-siphon device on the storage pot, in particular on
  • the anti-siphon device may be integral with the storage cup.
  • the anti-siphon device may e.g. be produced in an injection molding process as part of the storage pot.
  • the anti-siphon device can also be designed in one piece with a holding device of the first suction jet pump. In the embodiments of the anti-siphon device shown here, there are no additional costs in the production of the anti-siphon device.
  • the anti-siphoning device has an upper edge and the storage pot has a storage head edge.
  • the anti-siphon device is arranged in the storage cup such that the upper The edge of the anti-siphon device is flush with the storage head edge. In this way it can be achieved that the smallest possible volume of fuel flows back from the storage pot via the fuel delivery line.
  • the fuel delivery device has a second suction jet pump.
  • the second suction jet pump is arranged in the storage pot and designed to convey fuel from a second region of the fuel tank into the storage pot.
  • the first suction jet pump is designed to convey fuel from a first region of the fuel tank into the storage pot.
  • the fuel tank can, for example, as a saddle tank with a first
  • Saddle half also referred to as the first area
  • a second half saddle also referred to as the second area
  • the fuel delivery device can be arranged, for example, in the second saddle tank half. This is called the active page.
  • the second suction jet pump is designed to deliver fuel directly from the immediate vicinity of the storage pot in the second saddle tank half.
  • the first saddle tank half is referred to as the passive side of the saddle tank, and the first suction jet pump is designed to deliver fuel from the storage tank from far or more remote areas of the saddle tank. Both the first and the second suction jet pump are arranged in the second region of the fuel tank.
  • the first suction jet pump can be referred to as a passive pump and the second suction jet pump as an active pump.
  • the second suction jet pump can be designed analogous to the first suction jet pump.
  • a motor vehicle which has a fuel tank and a fuel delivery device described above.
  • the fuel delivery device is arranged in the fuel tank.
  • a fuel delivery line of the first suction jet pump includes an angle with a fuel surface in the fuel tank at a standstill and horizontal alignment of the motor vehicle.
  • Fig. 1 shows a known embodiment of a horizontally arranged in the storage pot suction jet pump
  • Fig. 2 shows a cross section of a fuel delivery device according to a first
  • Fig. 3 shows a cross section of a fuel delivery device according to a second
  • Fig. 4 shows known embodiments of a fuel tank as a saddle tank
  • Fig. 5 shows further known embodiments of fuel tanks with two
  • Fig. 6 shows a comparison between a known embodiment and a
  • Fig. 7 shows a saddle tank with two Saugstrahlpumpen according to a
  • Fig. 8 shows a fuel delivery device with a vertically arranged first
  • a known embodiment of a fuel delivery device 1 is shown with a horizontally in the storage pot 5 'arranged suction jet pump.
  • the need to provide the ejector 9 with caps 33 increases the cost, material and manufacturing costs of the fuel delivery device. Furthermore, the suction power of the suction jet pump 9 is reduced.
  • the invention is arranged inclined relative to the horizontal in the storage pot 5 (as shown, for example, in FIGS. 2 and 3).
  • the first suction jet pump 9 is arranged perpendicular to the horizontal above the storage pot 5 (as shown for example in FIGS. 6b, 7 and 8). In all cases, the first suction jet pump 9 is at least partially or completely arranged above the storage pot 5.
  • Fig. 2 is a fuel delivery device 1 according to the invention with a first
  • the fuel delivery line 1 1 forms an acute angle with the fuel surface 16 in the storage pot 5.
  • the storage cup 5 is arranged in the fuel tank 3, for example, at the bottom of the fuel tank 3.
  • the first suction jet pump 9 has a motive nozzle 37, is conveyed by the fuel 15 by means of an electric fuel pump 43, also referred to as a delivery unit, under high pressure in a mixing chamber 41. This fuel entrains further fuel 15 through the suction line 39 and mixes with this in the mixing chamber 41.
  • a diffuser 13 the fuel is conveyed into the storage pot 5.
  • the suction line 39 is connected to the fuel tank 3 through a recess in the bottom of the storage pot 5. In this way, fuel 15 from the fuel tank 3 in the
  • Electric fuel pump 43 to an internal combustion engine 19, such. one
  • the diffuser 13 possibly together with the
  • Mixing chamber 41 may also be referred to as fuel delivery line 1 1. Thanks to the arrangement of the first suction jet pump 9 with an inclination relative to the bottom of the storage pot 5 and the fuel tank 3 can be dispensed with at least one cap 33. As a result, a cost and production cost is reduced. Furthermore, the pump power is increased.
  • a check valve 35 may be provided to increase the safety.
  • the first ejector 9 shown in Fig. 2 may e.g. be attached directly to the storage cup 5 in particular by means of the suction line 39 at the bottom of the storage pot 5.
  • FIG. 3 another embodiment of a relative to the fuel surface 16 inclined first suction jet pump 9 is shown.
  • the first suction jet pump 9 in FIG. 3 has a connection 45 for a second suction jet pump 27 (not shown in FIG. 3). It can the
  • Electric fuel pump 43 both an internal combustion engine 19 and the first
  • the first suction jet pump 9 can in this case be attached, for example, to the storage head edge 7.
  • the suction line 39 can also open, for example, from above into the mixing chamber 41.
  • a coordinate system with a horizontal axis x and a vertical axis y is shown.
  • FIG. 3 it is shown in FIG. 3 that with an inclined alignment of the first suction jet pump 9, only one end cap 33 is necessary.
  • a vertical alignment of the first suction jet pump 9 as shown for example in Figs. 6b, 7 and 8, can be dispensed with a total of end caps 33.
  • Fig. 4 the basic need for a fuel delivery device 1 is explained. For example, if a motor vehicle is in a cornering position, then it may be that the electric fuel pump 43 'does not reach the fuel 15'. That is why the
  • Electric fuel pump 43 ' arranged in a storage pot 5', in the fuel 15 'is collected.
  • a check valve 35 ' is further provided, which prevents drainage of the fuel 15 from the reservoir cup 5'. If, as shown in Fig. 4b, no check valve 35 is provided, it can lead to a "siphoning" of the fuel 15 'from the storage pot 5'. This effect can be achieved by an anti-siphoning device 21, also as Lifting protection designated as shown in Fig. 8, can be prevented.
  • Fuel delivery line 1 1 is oriented perpendicular to the bottom of the storage pot 5 and the fuel surface 16. The expiration of the fuel 15 over the
  • FIG. 5 shows further known embodiments of saddle-shaped fuel tanks 3 'with suction jet pumps.
  • the first suction jet pump 9 ' is remote from the storage pot 5' arranged.
  • the second suction jet pump 27 ' is at the bottom of the
  • Both the first and second ejector pumps 9 ', 27' are aligned parallel to the bottom of the fuel tank 3 '.
  • both suction lines and check valves 35 ' are necessary, which complicate the structure of the fuel delivery device and increase the installation cost of the fuel delivery device.
  • FIG. 6a a known embodiment with a first and a second suction jet pump 9 ', 27' is shown.
  • both the first and the second suction jet pump 9 ', 27' are arranged in the storage pot 5.
  • the suction jet pumps 9 ', 27' in Fig. 5a, 5b and 6a are all of the suction jet pumps 9 ', 27' in Fig. 5a, 5b and 6a.
  • Suction jet pumps arranged parallel to the bottom of the fuel tank 3 '. This will reduces the pumping power of the suction jet pump and unnecessarily complicates its construction, as described above.
  • Fig. 6b shows the fuel delivery device 1 according to the invention, in which the first suction jet pump 9 is arranged perpendicular to the bottom of the storage pot 5.
  • the electric fuel pump 43 is connected via a line to the engine 19.
  • the line runs through a tank flange 17.
  • Suction jet pump 27 is aligned parallel to the storage pot bottom. Both the first suction jet pump 9 and the second suction jet pump 27 are on the
  • Electric fuel pump 43 operated with fuel as the driving medium.
  • the saddle tank has a first region 29, also as the first
  • the storage pot 5 is connected via a guide rod 47, the
  • Tank flange 17 is arranged, pressed to the bottom of the fuel tank 3. in the
  • Storage pot is provided an electric fuel pump 43, which is the first
  • the first suction jet pump 9 is arranged above the storage pot 5, and only the fuel delivery line 1 1 or the diffuser 13 of the first suction jet pump 9 extends into the storage pot 5.
  • the first suction jet pump 9 is aligned perpendicular to the bottom of the storage pot 5 and to the bottom of the fuel tank 3.
  • the first suction jet pump 9 delivers fuel from the first region 29 of the fuel tank.
  • the first region 29 is the area further away from the storage cup 5.
  • the storage cup 5 is arranged in the second region 31 of the fuel tank 3.
  • the second suction jet pump 27 thereby promotes fuel 15 from the second region 31 of the
  • the embodiment of the first suction-steel pump 9 illustrated in FIG. 8 has a part which supplies the "fuel" of the fuel 15 between the first fuel
  • Saugstahlpumpe 9 and the second suction jet pump 27 divides.
  • This part is composed of four partially perpendicular to each other lines. Namely, from an inlet (shown at the top in Fig. 8), two outlets 45, and 39 and the fuel delivery pipe 1 1 itself.
  • the part of the first suction jet pump 9 described here assumes different functions and is simple and inexpensive to manufacture. Furthermore, by the embodiment described here additional parts such as, for example, plug-in parts for the connection of the various lines unnecessary.
  • the shape and design of the first suction jet pump 9 is almost optimal for the desired operation. This is achieved on the one hand by the outwardly conically widening diffuser 13 and by the vertical orientation of the first suction jet pump 9.
  • Fuel return can be used.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Jet Pumps And Other Pumps (AREA)

Abstract

L'invention concerne un dispositif de refoulement de carburant (1) pour un réservoir de carburant (3). Le dispositif de refoulement de carburant (1) comprend un récipient de stockage (5) et un premier éjecteur (9) muni d'une conduite de refoulement de carburant (11). Le récipient de stockage (5) est conçu pour être disposé dans le réservoir de carburant (3). Le premier éjecteur (9) est conçu pour refouler du carburant (15) contenu dans ledit réservoir (3) vers le récipient de stockage (5). Le premier éjecteur (9) est placé partiellement au-dessus du récipient de stockage (5), de sorte que la conduite de refoulement de carburant (11) forme un angle avec une surface de carburant (16) dans le réservoir de carburant (3), lorsque le dispositif de refoulement de carburant (1) est disposé dans le réservoir de carburant (3) et aucune force n'est exercée sur le carburant (15).
EP12778993.1A 2011-10-18 2012-10-10 Dispositif de refoulement de carburant à éjecteur incliné Withdrawn EP2769076A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201110084682 DE102011084682A1 (de) 2011-10-18 2011-10-18 Kraftstoffförder-Vorrichtung mit geneigter Saugstrahlpumpe
PCT/EP2012/069998 WO2013057012A1 (fr) 2011-10-18 2012-10-10 Dispositif de refoulement de carburant à éjecteur incliné

Publications (1)

Publication Number Publication Date
EP2769076A1 true EP2769076A1 (fr) 2014-08-27

Family

ID=47088823

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12778993.1A Withdrawn EP2769076A1 (fr) 2011-10-18 2012-10-10 Dispositif de refoulement de carburant à éjecteur incliné

Country Status (3)

Country Link
EP (1) EP2769076A1 (fr)
DE (1) DE102011084682A1 (fr)
WO (1) WO2013057012A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016207459A1 (de) * 2016-04-29 2017-11-02 Robert Bosch Gmbh Saugstrahlpumpe
GB2599913B (en) * 2020-10-13 2023-03-22 Delphi Automotive Systems Lux Reservoir for a fuel delivery module

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10237050B3 (de) * 2002-08-09 2004-04-15 Siemens Ag Saugstrahlpumpe
DE10319660B4 (de) * 2003-05-02 2018-04-19 Robert Bosch Gmbh Vorrichtung zum Fördern von Kraftstoff aus einem Vorratsbehälter zu einer Brennkraftmaschine
DE102004007718A1 (de) * 2004-02-16 2005-10-27 Visteon Global Technologies, Inc., Van Buren Township Kraftstofffördermodul mit mindestens zwei Pumpen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2013057012A1 *

Also Published As

Publication number Publication date
DE102011084682A1 (de) 2013-04-18
WO2013057012A1 (fr) 2013-04-25

Similar Documents

Publication Publication Date Title
DE3631639C2 (de) Kraftstofftankanordnung
DE102005029007B4 (de) Tankeinbau-Kraftstoffversorgungseinheit mit montierbarer Strahlpumpeneinheit
DE102009004370B4 (de) Kraftstofftankstruktur
DE10319660A1 (de) Vorrichtung zum Fördern von Kraftstoff aus einem Vorratsbehälter zu einer Brennkraftmaschine
EP1208017B1 (fr) Dispositif pour le transport de carburant du reservoir au moteur a combustion interne d'un vehicule automobile
DE112012003486B4 (de) Kraftstoffversorgungssystem und Siphonschutz-Strahlpumpe
EP0989936B1 (fr) Dispositif de refoulement de carburant
DE102008060090A1 (de) Kraftstofffördereinrichtung
DE102006016515A1 (de) Saugstrahlpumpe
EP0806318A2 (fr) Installation d'alimentation de carburant pour un véhicule automobile
WO2008098848A1 (fr) Unité d'acheminement
EP1527269B1 (fr) Pompe a jet aspirant
EP1164281B1 (fr) Dispositif pour pomper du carburant et pour ventiler le réservoir de carburant
DE102004022642A1 (de) Kraftstoffbehältersystem eines Fahrzeuges
DE102011016733A1 (de) Kraftstoffpumpenmodul mit Doppelstrahlsystem
EP2738031B1 (fr) Système de réservoir pour un véhicule automobile
DE112007002074T5 (de) Einstückige Doppelstrahlpumpe und diese verwendendes Kraftstoffsystem
EP2769076A1 (fr) Dispositif de refoulement de carburant à éjecteur incliné
EP1861625B1 (fr) Ejecteur
DE102013204246A1 (de) Im Abstellfall druckloser Kraftstofffilter mit Entlüftung über Saugstrahlpumpe oder über Entlüftungsventil
EP1719657A1 (fr) Unité d'alimentation arrangée dans un réservoir à carburant
EP1630405A2 (fr) Système d'alimentation de carburant
DE19915255B4 (de) Fördereinrichtung für Kraftstoff
DE19504565A1 (de) Saugstrahlpumpe
DE102007006003A1 (de) Vorrichtung zum Fördern von Kraftstoff

Legal Events

Date Code Title Description
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

17P Request for examination filed

Effective date: 20140519

AK Designated contracting states

Kind code of ref document: A1

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 RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
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

18D Application deemed to be withdrawn

Effective date: 20141210