CN102200084A - Valve of fuel supply device for internal combustion engine - Google Patents

Valve of fuel supply device for internal combustion engine Download PDF

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Publication number
CN102200084A
CN102200084A CN2011100782486A CN201110078248A CN102200084A CN 102200084 A CN102200084 A CN 102200084A CN 2011100782486 A CN2011100782486 A CN 2011100782486A CN 201110078248 A CN201110078248 A CN 201110078248A CN 102200084 A CN102200084 A CN 102200084A
Authority
CN
China
Prior art keywords
valve
fuel
spring element
valve body
spring
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.)
Pending
Application number
CN2011100782486A
Other languages
Chinese (zh)
Inventor
T·哈曼
K·斯泰尼克
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.)
MAN Energy Solutions SE
Original Assignee
MAN Diesel and Turbo SE
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 MAN Diesel and Turbo SE filed Critical MAN Diesel and Turbo SE
Publication of CN102200084A publication Critical patent/CN102200084A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/52—Devices affording protection against insects, e.g. fly screens; Mesh windows for other purposes
    • 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
    • F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
    • F02M37/0023—Valves in the fuel supply and return system
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/46—Valves
    • F02M59/462—Delivery valves
    • 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
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/46—Valves
    • F02M59/464—Inlet valves of the check valve type
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0054—Check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0433—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with vibration preventing means
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/52—Devices affording protection against insects, e.g. fly screens; Mesh windows for other purposes
    • E06B2009/524—Mesh details
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/04—Shutters, movable grilles, or other safety closing devices, e.g. against burglary of wing type, e.g. revolving or sliding
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/06—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips
    • F16B5/0692—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining flexible sheets to other sheets or plates or to strips or bars

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structural Engineering (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Architecture (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Civil Engineering (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Safety Valves (AREA)

Abstract

The invention provides a valve (1), namely a fuel valve of a fuel supply device for an internal combustion engine, via the valve, fuel can be led from a first part of the fuel supply device to a second part of the same device, the valve is provided with a valve body (4) acting cooperatively with a valve seat (5), in a closing state of the valve, the valve body (4) is pressed toward the seat (5) via spring force provided by a spring element (6), in an opening state of the valve, the valve body (4) overcomes spring force of the spring element (6) and is lifted from the seat (5), and the valve (4) at least partially limits a fuel chamber (9) with fuel flowing by in the opening state of the valve, and the spring element (6) acting cooperatively with the valve body (4) is positioned in a spring element chamber (11), the chamber and the fuel chamber (9) are coupled via at least a gap (12, 13), and their sizes, to the maximum, are equal to a half of the diameter of a spring wire of the spring element (6).

Description

The valve of explosive motor fuel-supplying unit
Technical field
The present invention relates to a kind of valve of explosive motor fuel-supplying unit, just a kind of fuel valve that is designed to suction valve or delivery valve.
Background technique
DE10 2,004 060 003 A1 disclose a kind of explosive motor, and just a kind of boats and ships explosive motor that drives with heavy oil has several cylinders, and wherein each cylinder is furnished with the sparger of a joint-track type fuel-supplying unit.Fuel can be sprayed in each cylinder of explosive motor by sparger.Joint-track type fuel-supplying unit according to DE10 2,004 060 003 A1 includes a pump-unit with a plurality of high-pressure service pumps, it is used for the low pressure position of fuel from the joint-track type fuel-supplying unit is transported in the high pressure position of this equipment, wherein is provided with an accumulator system that is in high pressure lastingly in the high pressure position between pump-unit and the sparger.Be in the accumulator system of high pressure lastingly, it is also referred to as common rail, has a plurality of pressure accumulations unit according to DE10 2,004 060 003A1, and by equally also being that the high-pressure fuel line that is in high pressure lastingly is connected with pump-unit.The accumulator system is in addition by depending on that spraying into the high-pressure fuel line that circulation is in high pressure sometimes is connected with sparger.In joint-track type fuel-supplying unit according to DE10 2,004 060 003 A1, each high-pressure service pump is furnished with a suction valve and delivery valve respectively, wherein the suction valve by separately can be drawn into fuel in the pump chamber from the low pressure position of high-pressure service pump separately, and wherein can be in the pump chamber of high-pressure service pump separately with fuel by delivery valve, on the direction of accumulator system, carry, and therefore be transported in the high pressure position of joint-track type fuel-supplying unit.
A kind of suction valve and delivery valve of such fuel-supplying unit have a valve seat and a valve body respectively, and wherein under the valve closing state, valve body is seated on the valve seat, and under the valve open state, valve body lifts from valve seat.In order to close such valve, by spring element valve body is pressed onto on the valve seat, the spring force that provides by spring element then is provided lifts in order to open from valve seat.
The spring element of such valve is positioned in the fuel cavity that is flow through by fuel when the valve opening according to prior art.When spring element for example ruptures owing to fatigue of materials, some danger are arranged: the fracture piece of spring element is driven together by fuel, and other member of damage fuel-supplying unit.This is disadvantageous.
Summary of the invention
Set out thus, problem of the present invention is the valve that will propose a kind of novel fuel-supplying unit.This problem solves by a kind of valve according to claim 1.According to the present invention, be positioned in the spring element chamber with the coefficient spring element of valve body, this spring element chamber and fuel cavity be by the coupling of space at least, and the size maximum in this space is corresponding to half of the spring wire diameter of spring element.
Be positioned in the spring element chamber according to valve medi-spring element of the present invention, the latter is separated basically by the fuel cavity that fuel flows through during with valve open, but with it by at least one space coupling.When valve body moves to valve opening, the fuel that is positioned in the spring element chamber is extruded.
Yet it is not following dangerous: as when spring element is disrumpent feelings, to make disrumpent feelings of spring element to take away together, and may arrive in the position of other assembly of fuel-supplying unit, make their damages.
Advantageous embodiment design proposal of the present invention can be seen dependent claims and the following description.
Description of drawings
Embodiments of the invention are not limited thereto, according to explaining detailedly below the accompanying drawing.Be depicted as:
A kind of joint-track type fuel-supplying unit of Fig. 1 one be designed to delivery valve according to a section sketch in the valve of the present invention position;
A transverse section of Fig. 2 valve shown in Figure 1.
Embodiment
Here the present invention relates to a kind of explosive motor fuel-supplying unit, especially a kind of boats and ships are with the valve of the joint-track type fuel-supplying unit of diesel internal combustion motor.For according to valve of the present invention, refer in particular to a kind of fuel valve that is designed to suction valve or delivery valve, fuel can be guided in second position of same equipment from first position of fuel-supplying unit by this valve.
A kind of joint-track type fuel-supplying unit has a high pressure position and a low pressure position.The high pressure position includes a pump-unit and an accumulation system that has a pressure accumulation unit at least that at least one high-pressure service pump is arranged, wherein this of pump-unit or each high-pressure service pump are drawn into fuel in the high pressure position from the low pressure position by suction valve, and flow to accumulation system by a delivery valve.Fuel can be sprayed in the cylinder by sparger based on accumulation system.
Fig. 1 and 2 has represented that a kind of fuel-supplying unit is designed to delivery valve at one, according to a section in valve of the present invention 1 position, wherein valve body 4, this valve body and valve seat 5 actings in conjunction that provided by valve casing 3 in 2 li in a space that is positioned valve casing 3 are provided valve 1.When valve 1 was closed, valve body 4 just leaned against on the valve seat 5, by a spring element 6 valve body 4 was pressed onto on the valve seat 5 for this reason.When valve 1 was opened, the spring force that valve body 4 just overcomes spring element 6 to be provided lifted from valve seat 5.Spring element 6 is bearing on valve body 4 and the valve disc 14.
As previously mentioned,, be meant a kind of delivery valve of fuel-supplying unit, can make the pump chamber of fuel, on the direction of accumulator system, carry from a high-pressure service pump by this valve for the valve shown in Fig. 11.The space 2 at delivery valve 1 place is connected with the pump chamber of high-pressure service pump by a fuel conduit 7 for this reason, and is connected with the accumulator system by a fuel conduit 8.
According to 4 li of the valve bodies of valve 1 of the present invention, in an illustrated embodiment, radially the inside is provided with a fuel cavity 9, this fuel cavity is flow through by fuel under valve 1 opening state, wherein when valve 1 is opened, fuel can enter into radially 9 li of the fuel cavity of the inside of valve body 4 through space 10, and flows through this same fuel cavity on the direction of fuel conduit 8.
Valve body 4 limits at least in part and stipulated the fuel cavity 9 that flow through by fuel in other words under the opening state of valve 1.
Be used for adding that to valve body 4 spring element 6 of a spring force is not positioned within this fuel cavity 9, but 11 li of spring chambers that separates, this spring chamber radially is connected on the valve body 4 in an illustrated embodiment peripherally.Valve body 4 limits at least in part and has stipulated spring chamber 11 in other words.
This spring chamber 11 that is used to receive spring element 6 is by at least one space 12,13 and fuel cavity 9 couplings, thereby when valve body 9 moved, especially when valve 1 was opened, the fuel that is positioned at 11 li of spring chambers was extruded in this chamber.
This or each space 12 and 13 make spring chamber 11 and fuel cavity 9 couplings by it, and the size maximum in this space is corresponding to half of the spring wire diameter of spring element 6.
By this or each space 12 and 13 spring chamber 11 is connected with fuel cavity 9, the size in this space maximum preferably corresponding to be spring element 6 the spring wire diameter three/
Two different types of spaces 12 and 13 are arranged in the embodiment of Fig. 2, make spring chamber 11 and fuel cavity 9 couplings, just be designed to the space 12 of groove and the space 13 of design pore-forming by them.
Extend on the longitudinal direction of valve body outside on valve body 4, this space 12 that is designed to groove, and its width and/or degree of depth maximum preferentially are 1/3rd to the maximum corresponding to half of the spring wire diameter of spring element 6.
The longitudinal direction that space 13 of this design pore-forming is transverse to valve body 4 extends, and wherein the diameter maximum in this hole 13 preferably is 1/3rd to the maximum corresponding to half of the spring wire diameter of spring element 6.
Space 12 that is designed to groove or the space 13 of designing pore-forming differently also can just be arranged therewith.
The present invention also can use on a kind of suction valve of fuel-supplying unit similarly.For a kind of suction valve, unique difference is: suction valve also is not used in and makes the pump chamber of fuel from a high-pressure service pump, on the direction of accumulator system, carry, but from the suction of low pressure position and therefore transfer the fuel to the pump chamber of high-pressure service pump.Yet the design proposal with regard to valve can be referring to top narration.
The Reference numeral table
1 valve
2 spaces
3 valve casings
4 valve bodies
5 valve seats
6 spring elements
7 fuel conduits
8 fuel conduits
9 fuel cavity
10 spaces
11 spring chambers
12,13 spaces
14 valve discs

Claims (9)

1. valve, the fuel-supplying unit of explosive motor just, especially boats and ships are with the fuel valve that especially is designed to suction valve or delivery valve of the joint-track type fuel-supplying unit of diesel internal combustion motor, can guide to fuel in second position of same equipment from first position of fuel-supplying unit by this valve, it has and the coefficient valve body of valve seat, wherein under the valve closing state, the spring force that is provided by spring element is pressed onto valve body on the valve seat, wherein under valve opening state, the spring force that valve body overcomes spring element lifts from valve seat, and wherein valve body limits at least in part stipulated the fuel cavity that flow through by fuel in other words under valve opening state, it is characterized in that, be positioned lining, spring element chamber (11) with the coefficient spring element of valve body (4) (6), this chamber and fuel cavity (9) are passed through space (12 at least, 13) coupling, its size maximum is corresponding to half of the spring wire diameter of spring element (6).
2. by the described valve of claim 1, it is characterized in that, by this or each space (12,13) spring chamber (11) is connected with fuel cavity (9), the size maximum in this space is corresponding to 1/3rd of the spring wire diameter of spring element (6).
3. by claim 1 or 2 described valves, it is characterized in that the fuel cavity (9) that is flow through by fuel radially designs in valve body (4) lining on ground, the inside, and spring element chamber (11) are connected on peripherally radially on the valve body (4).
4. by described valve one of in the claim 1 to 3, it is characterized in that this or each space (12) are designed to groove, make spring element chamber (11) and fuel cavity (9) coupling by this space.
5. by the described valve of claim 4, it is characterized in that corresponding grooves is upward extended on the longitudinal direction at valve body at valve body (4) outside.
6. by claim 5 or 6 described valves, it is characterized in that the width of this or each groove and/or degree of depth maximum be corresponding to half of the spring wire diameter of spring element (6), especially maximum 1/3rd.
7. by described valve one of in the claim 1 to 6, it is characterized in that this or each space (13) design pore-forming make spring element chamber (11) and fuel cavity (9) coupling by this space.
8. want 7 described valves by right, it is characterized in that, respective aperture is extended transverse to the longitudinal direction of valve body (4).
9. by claim 7 or 8 described valves, it is characterized in that the diameter maximum in this or each hole is corresponding to half of the spring wire diameter of spring element (6), especially maximum 1/3rd.
CN2011100782486A 2010-03-24 2011-03-24 Valve of fuel supply device for internal combustion engine Pending CN102200084A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010003192.5 2010-03-24
DE102010003192.5A DE102010003192B4 (en) 2010-03-24 2010-03-24 Valve of a fuel supply system of an internal combustion engine

Publications (1)

Publication Number Publication Date
CN102200084A true CN102200084A (en) 2011-09-28

Family

ID=43806473

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011100782486A Pending CN102200084A (en) 2010-03-24 2011-03-24 Valve of fuel supply device for internal combustion engine

Country Status (5)

Country Link
JP (1) JP5300884B2 (en)
KR (1) KR101720348B1 (en)
CN (1) CN102200084A (en)
DE (1) DE102010003192B4 (en)
FI (1) FI125902B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107387284A (en) * 2017-08-23 2017-11-24 无锡威孚高科技集团股份有限公司 Negative pressure damping formula flow-limiting valve
CN110770486A (en) * 2017-06-13 2020-02-07 罗伯特·博世有限公司 Gas pressure limiting valve for controlling and discharging gaseous media

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KR101329653B1 (en) * 2011-12-13 2013-11-14 (주)모토닉 Outlet check valve for gasoline direct injection engine
EP2728161A1 (en) * 2012-11-05 2014-05-07 Delphi Technologies Holding S.à.r.l. Outlet Valve Assembly
JP6373713B2 (en) * 2014-10-08 2018-08-15 株式会社ジェイテクト Valve device
JP6498510B2 (en) * 2015-04-27 2019-04-10 株式会社ジェイテクト Valve device and poppet
JP6527066B2 (en) * 2015-10-05 2019-06-05 日立オートモティブシステムズ株式会社 High pressure fuel supply pump
IT201800003228A1 (en) * 2018-03-02 2019-09-02 Bosch Gmbh Robert PUMPING GROUP TO FEED FUEL, PREFERABLY DIESEL, TO AN INTERNAL COMBUSTION ENGINE
US11118698B2 (en) 2018-07-23 2021-09-14 Pratt & Whiiney Canada Corp. Damping mechanism for valves
IT201900001793A1 (en) * 2019-02-07 2020-08-07 Bosch Gmbh Robert PUMPING GROUP TO FEED FUEL, PREFERABLY DIESEL, TO AN INTERNAL COMBUSTION ENGINE AND METHOD FOR ITS REALIZATION

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JPH07305668A (en) * 1994-05-11 1995-11-21 Nippondenso Co Ltd Delivery valve
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GB2099085A (en) * 1981-04-22 1982-12-01 Maschf Augsburg Nuernberg Ag Engine fuel pump pressure valve
US4577606A (en) * 1983-11-17 1986-03-25 Robert Bosch Gmbh Pressure valve assembly for fuel injection pumps
JPH07305668A (en) * 1994-05-11 1995-11-21 Nippondenso Co Ltd Delivery valve
DE19735371A1 (en) * 1997-08-14 1999-02-18 Siemens Ag Fuel pump with pump cylinder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110770486A (en) * 2017-06-13 2020-02-07 罗伯特·博世有限公司 Gas pressure limiting valve for controlling and discharging gaseous media
CN110770486B (en) * 2017-06-13 2022-08-05 罗伯特·博世有限公司 Gas pressure limiting valve for controlling and discharging gaseous media
CN107387284A (en) * 2017-08-23 2017-11-24 无锡威孚高科技集团股份有限公司 Negative pressure damping formula flow-limiting valve
CN107387284B (en) * 2017-08-23 2023-07-18 无锡威孚高科技集团股份有限公司 Negative pressure damping type flow limiting valve

Also Published As

Publication number Publication date
JP5300884B2 (en) 2013-09-25
DE102010003192B4 (en) 2024-03-21
FI20115263A (en) 2011-09-25
FI20115263A0 (en) 2011-03-17
KR101720348B1 (en) 2017-03-27
KR20110107269A (en) 2011-09-30
FI125902B (en) 2016-03-31
DE102010003192A1 (en) 2011-09-29
JP2011202653A (en) 2011-10-13

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Application publication date: 20110928