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TR201509949A2 - A fuel injector with a new shim - Google Patents

A fuel injector with a new shim Download PDF

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Publication number
TR201509949A2
TR201509949A2 TR2015/09949A TR201509949A TR201509949A2 TR 201509949 A2 TR201509949 A2 TR 201509949A2 TR 2015/09949 A TR2015/09949 A TR 2015/09949A TR 201509949 A TR201509949 A TR 201509949A TR 201509949 A2 TR201509949 A2 TR 201509949A2
Authority
TR
Turkey
Prior art keywords
washer
fuel injector
magnetic element
magnetic
wall
Prior art date
Application number
TR2015/09949A
Other languages
Turkish (tr)
Inventor
Günç Gürkan
Yalnizcan Aydin Yeşi̇m
Murat Alemdağ Ali̇
Gazi̇ Veyzat
Barkin Arak Aral
Original Assignee
Bosch Sanayi Ve Tic A S
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 Bosch Sanayi Ve Tic A S filed Critical Bosch Sanayi Ve Tic A S
Priority to TR2015/09949A priority Critical patent/TR201509949A2/en
Priority to PCT/EP2016/068937 priority patent/WO2017025529A1/en
Priority to EP16756630.6A priority patent/EP3334923A1/en
Publication of TR201509949A2 publication Critical patent/TR201509949A2/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00Other 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
    • F02M63/0012Valves
    • F02M63/007Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0075Stop members in valves, e.g. plates or disks limiting the movement of armature, valve or spring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M47/00Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027Electrically actuated valves draining the chamber to release the closing pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M51/00Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0625Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00Other 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
    • F02M63/0012Valves
    • F02M63/0014Valves characterised by the valve actuating means
    • F02M63/0015Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0017Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means
    • F02M63/0021Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means characterised by the arrangement of mobile armatures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/07Fuel-injection apparatus having means for avoiding sticking of valve or armature, e.g. preventing hydraulic or magnetic sticking of parts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/90Selection of particular materials
    • F02M2200/9053Metals
    • F02M2200/9069Non-magnetic metals
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00Magnets
    • H01F7/06Electromagnets; Actuators including electromagnets
    • H01F7/08Electromagnets; Actuators including electromagnets with armatures
    • H01F7/16Rectilinearly-movable armatures
    • H01F2007/1661Electromagnets or actuators with anti-stick disc

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

The present invention relates to a fuel injector in order to be used in internal combustion engines and comprising a magnetic element (20) positioned inside a casing (10), at least one armature element (30) which displaces as a result of the effect of said magnetic element (20), and at least one shim (40) provided between the armature element (30) and the magnetic element (20), characterized in that the shim (40) comprises at least one fixation section (43) remaining between the magnetic element (20) and the holder wall (11) provided on the side of the casing (10) facing the armature element (30).

Description

TARIFNAME TEKNIK ALAN Bulus, içten yanmali motorlarda yanma odasina yakit püskürtmek için kullanilan yakit enjektörleri ile ilgilidir. ÖNCEKI TEKNIK Yakit enjektörleri en genel anlamda içten yanmali motorlarda yanma odasina yakitin istenilen araliklarla püskürtülmesini saglamaktadir. DESCRIPTION TECHNICAL FIELD The invention is used to inject fuel into the combustion chamber in internal combustion engines. It's about the fuel injectors. PRIOR ART In the most general sense, fuel injectors are placed in the combustion chamber in internal combustion engines. It ensures that the fuel is sprayed at desired intervals.

Yakit enjektörleri arasinda yer alan manyetik tip enjektörierde bir manyetik eleman bir armatür elemaninin hareketini tetiklemektedir. Buna göre manyetik elemanin hareketi ile yakit enjektörü püskürtme islemini yapmaktadir. Bahsedilen yapilanmada manyetik eleman üzerine akim geldiginde armatür elemanini kendine dogru çekmektedir. Sonrasinda manyetik eleman üzerindeki akim ortadan kalktiginda yakit enjektörü içerisindeki bir yay yardimiyla armatür elemani itilerek manyetik elemandan uzaklasmaktadir. Manyetik eleman üzerine uygulanan akim ortadan kalktiginda üzerinde bir miktar elektrik yükü kalmaktadir. Bahsedilen elektrik yükü sebebi ile manyetik eleman ve armatür elemani arasinda konumlanan bir pul bulunmaktadir. Bahsedilen pul miknatislanmayan bir malzemeden imal edilmektedir. Böylece manyetik elemanin yalnizca üzerine akim geldiginde olusturdugu manyetik alan sayesinde armatür elemanini çekmesi saglanmis olmaktadir. Ancak bu durumda pulun kalinligi çok Önemli hale gelmektedir. Pul istenilenden daha kalin bir hale gelirse manyetik alanin gücü armatür elemanini çekmeye yetmemekte ve dolayisi ile yakit enjektörü çalismamaktadir. Çalisma esnasinda pulun darbeler sebebi ile kaymasi ve formunun degismesi kalinlik farkliliklarina ve bahsedilen çalismama probleminin ortaya çikmasina sebep olabilmektedir. There is a magnetic element in magnetic type injectors located between fuel injectors. triggers the movement of an armature element. Accordingly, the magnetic element With its movement, the fuel injector sprays. Said In the configuration, when the current comes on the magnetic element, it turns the armature element to itself. it pulls hard. Then the current on the magnetic element disappears. When it rises, the armature element is pushed by a spring inside the fuel injector. moves away from the magnetic element. Current applied on the magnetic element When it is removed, some electrical charge remains on it. Said positioned between the magnetic element and the armature element due to the electric charge. there is a coin. Said washer is made of a non-magnetic material. is being done. Thus, only when current is flowing through the magnetic element. Thanks to the magnetic field it creates, it is ensured to attract the armature element. is happening. However, in this case, the thickness of the stamp becomes very important. Stamp If it becomes thicker than desired, the strength of the magnetic field weakens the armature element. It is not enough to draw and therefore the fuel injector does not work. Study The slippage of the washer due to impacts and the change of its form during the thickness cause differences and the emergence of the mentioned non-working problem. can happen.

Sonuç olarak, yukarida bahsedilen tüm sorunlar, ilgili teknik alanda bir yenilik yapmayi zorunlu hale getirmistir.As a result, all the above-mentioned problems are a novelty in the relevant technical field. does not make it mandatory.

BULUSUN KISA AÇIKLAMASI Mevcut bulus yukarida bahsedilen dezavantajlari ortadan kaldirmak ve ilgili teknik alana yeni avantajlar getirmek üzere, bir yakit enjektörü ile ilgilidir. BRIEF DESCRIPTION OF THE INVENTION The present invention is designed to eliminate the above mentioned disadvantages and relates to a fuel injector to bring new advantages to the field.

BUIUSU" ana amaci, gelistirilmis bir DU' yapilanmasina sahip bir yakit enjektörü ortaya koymaktir. BUIUSU" main purpose is a fuel injector with an improved DU configuration. is to reveal.

Yukarida bahsedilen ve asagidaki detayli anlatimdan ortaya çikacak tüm amaçlari gerçeklestirmek üzere mevcut bulus, içten yanmali motorlarda kullanilmak üzere; bir mahfaza içerisinde konumlanan bir manyetik eleman, bahsedilen manyetik elemanin manyetik etkisi ile yer degistiren en az bir armatür elemani ve bahsedilen armatür elemani ile manyetik eleman arasinda saglanan en az bir pula sahip bir yakit enjektörüdür. Buna göre pulun mahfazanin armatür elemanina bakan tarafinda saglanan tutucu duvari ile manyetik eleman arasinda kalan en az bir sabitieme kismi içermektedir. Böylece pul tutucu duvar ile manyetik eleman arasinda sikisarak sabitlenmektedir Bulusun tercih edilen bir yapilanmasi, sabitieme kisminin pulun dis çeperi boyunca uzanmasidir. Böylece pulun dis çeperi boyunda sabitlenmesi saglanmaktadir. All the above-mentioned purposes that will emerge from the detailed description below. the present invention for use in internal combustion engines; a magnetic element located in a housing, said magnetic at least one armature element displaced by the magnetic effect of the element and said A device having at least one washer provided between the armature element and the magnetic element. It's a fuel injector. Accordingly, the washer facing the armature element of the housing at least one remaining between the retaining wall and the magnetic element provided by the Includes fixation part. Thus, the stamp holder wall and the magnetic element It is fixed by squeezing between A preferred embodiment of the invention is that the fixation portion runs along the outer wall of the washer. is the extension. Thus, it is ensured that the washer is fixed along the outer wall.

Bulusun tercih edilen bir diger yapilanmasi, pulun içerisinden yakit akisina izin vermek üzere en az bir dis akis boslugu içermesidir. Another preferred embodiment of the invention is to allow fuel flow through the stamp. contain at least one outflow space to give

Bulusun tercih edilen bir diger yapilanmasi, bahsedilen dis akis boslugunun pulun dis çeperi civarinda saglanmis olmasidir. Another preferred embodiment of the invention is that said outflow space is It is provided around the outer wall.

Bulusun tercih edilen bir diger yapilanmasi, pulun merkezi civarinda saglanan en az bir iç akis boslugu içermesidir. Another preferred embodiment of the invention is the maximum provided around the center of the stamp. it contains a small internal flow gap.

Bulusun tercih edilen bir diger yapilanmasi, pulun pul dis çapinin mahfazanin tutucu duvarinda tanimlanan tutucu iç çapindan büyük olmasidir.Another preferred embodiment of the invention is that the washer's outer diameter of the housing is larger than the holder inner diameter defined on the holder wall.

SEKILIN KISA AÇIKLAMASI Sekil 1a' de bulus konusu yakit enjektörünün temsili bir kesit görünümü verilmistir. BRIEF DESCRIPTION OF THE FIGURE In Figure 1a, a representative cross-sectional view of the inventive fuel injector is given.

Sekil 1b' de bulus konusu yakit enjektörünün temsili bir detay görünümü verilmistir. In Figure 1b, a representative detail view of the inventive fuel injector is given.

Sekil 2 ve 3' de bulus konusu yakit enjektörüne ait pulun temsili alternatif görünümleri verilmistir. In Figures 2 and 3, the representative alternative of the washer belonging to the inventive fuel injector views are given.

SEKILDE VERILEN REFERANS NUMARALARI Mahfaza 11 Tutucu duvar Manyetik eleman Armatür elemani 40 Pul 41 Iç akis boslugu 42 Dis akis boslugu 43 Sabitleme kismi 44 Dis çeper d1 Tutucu iç çap d2 Dis çap d3 Pul dis çapi BULUSUN DETAYLI AÇIKLAMASI Bu detayli açiklamada bulus konusu yakit enjektörü sadece konunun daha iyi anlasilmasina yönelik hiçbir sinirlayici etki olusturmayacak örneklerle açiklanmaktadir. REFERENCE NUMBERS IN THE FOLLOWING enclosure 11 Retaining wall magnetic element armature element 40 Stamps 41 internal flow gap 42 Outflow space 43 Fixing part 44 Outer wall d1 Holder inner diameter d2 Outside diameter d3 Washer outer diameter DETAILED DESCRIPTION OF THE INVENTION In this detailed description, the subject of the invention is the fuel injector only better than the subject. with examples that will not have any limiting effect on understanding. is explained.

Sekil 1a'da görülecegi üzere bulus konusu yakit enjektöründe bir mahfaza (10) içerisinde konumlanan en az bir manyetik eleman (20) ve bahsedilen manyetik elemanin (20) komsulugunda saglanan en az bir armatür elemani (30) ve de armatür elemani (30) ile manyetik eleman (20) arasinda saglanan en az bir pul (40) bulunmaktadir. Bahsedilen mahfaza (10) silindirik bir gövdeye sahiptir. Mahfazanin (10) armatür elemanina (30) bakan tarafinda saglanan en az bir tutucu duvar (11) bulunmaktadir. Bahsedilen tutucu duvar (11) mahfazanin (10) armatür elemanina (30) bakan tarafinda radyal içe dogru uzanmaktadir. Buna göre tutucu duvarin (11) tutucu iç çapi ((11) manyetik elemanin (20) dis çapindan (d2) daha küçük olmaktadir. Böylece manyetik eleman (20) mahfaza (10) içerisine yerlestirildiginde tutucu duvara (11) dayanarak sabitlenmektedir. Bu sekilde de manyetik elemanin (20) mahfaza (10) içerisinden çikmasi engellenmis olmaktadir. As can be seen in Figure 1a, the subject of the invention has a housing (10) in the fuel injector. at least one magnetic element (20) positioned therein and said magnetic at least one luminaire element (30) provided in the neighborhood of the element (20) and at least one washer (40) provided between the armature element (30) and the magnetic element (20) are available. Said housing (10) has a cylindrical body. of the enclosure (10) at least one retaining wall (11) provided on the side facing the luminaire element (30) are available. Said retaining wall (11) is attached to the armature element of the housing (10). (30) extends radially inward on its facing side. Accordingly, the holding wall (11) holder inner diameter ((11) is smaller than the outer diameter (d2) of the magnetic element (20) is happening. Thus, when the magnetic element (20) is placed inside the housing (10), the holder is fixed against the wall (11). In this way, the magnetic element (20) is prevented from coming out of the enclosure (10).

Sekil 2 ve 3'de görülecegi üzere pul (40), içerisinden yakit geçisine izin vermek üzere en az bir iç akis bosluguna (41) sahiptir. Ayrica pulun (40) dis çeperi (44) civarinda tanimlanan en az bir sabitleme kismi (43) bulunmaktadir. Bahsedilen sabitleme kismi (43) pulun (40) dis çeperi (44) boyunca uzanabildigi gibi aralarinda belli bir mesafe kalacak sekilde çoklu sayida da saglanabilmektedir. Bahsedilen sabitleme kisminin (43) komsulugunda saglanan en az bir dis akis boslugu (42) bulunmaktadir. Bahsedilen dis akis boslugu (42) aralarinda belli bir mesafe kalacak sekilde çoklu sayida saglanabilmektedir. Ayrica pulun (40) dis çeperi (44) tarafindan tanimlanan pul dis çapi (d3) tutucu duvarin (11) tutucu iç çapindan ((11) daha büyük olarak saglanmaktadir. As can be seen in Figures 2 and 3, the washer (40) allows fuel to pass through it. It has at least one internal flow space (41). In addition, the outer wall (44) of the washer (40) There is at least one fixing part (43) defined around it. Said the fixing portion (43) may extend along the outer wall (44) of the washer (40) as well as between It can also be provided in multiple numbers, keeping a certain distance. Said at least one external flow gap (42) provided adjacent to the fixation portion (43) are available. The said outflow space (42) will remain at a certain distance between them. It can be provided in multiple ways. In addition, the outer wall (44) of the washer (40) The outer diameter of the washer (d3) defined by the holder wall (11) is the inner diameter of the holder ((11) is supplied larger.

Sekil 1a ve 1b'de görülecegi üzere manyetik eleman (20) mahfaza (10) içerisine yerlestirilirken mahfaza (10) içerisine öncelikle pul (40) yerlestirilmektedir. Böylece pul (40) tutucu duvarin (11) iç tarafina dayanmaktadir. Ardindan manyetik eleman (20) mahfaza (10) içerisine yerlestirilmektedir. Bu sayede pulun (40) manyetik eleman (20) ile tutucu duvar (11) arasinda kalmasi saglanmaktadir. Detayli bir anlatimla, pul (40) mahfaza (10) içerisine yerlestirildiginde pul dis çapi (d3) tutucu iç çapindan (d1) büyük oldugu için pul (40) tutucu duvara (11) dayanmaktadir.As can be seen in Figures 1a and 1b, the magnetic element (20) is inserted into the housing (10). While being placed, the washer (40) is first placed inside the housing (10). Like this The washer (40) rests on the inside of the retaining wall (11). Then the magnetic element (20) is placed inside the housing (10). In this way, the washer (40) magnetically It is provided to remain between the element (20) and the retaining wall (11). A detailed with the description, the washer outer diameter (d3) of the holder when the washer (40) is inserted into the housing (10) Since it is larger than its inner diameter (d1), the washer (40) rests on the holder wall (11).

Sonrasinda manyetik eleman (20) mahfaza (10) içerisine koyuldugunda da pulun (40) dis çeperi (44) civarinda tanimlanan sabitleme kismi (43) manyetik eleman (20) ile tutucu duvar (11) arasinda sikismaktadir. Böylece pul (40) sabit kalmaktadir.Afterwards, when the magnetic element (20) is put into the housing (10), it is also possible to remove the washer. (40) the fixing part (43) defined around the outer wall (44) magnetic element It is jammed between (20) and the retaining wall (11). Thus, the washer (40) is fixed. remains.

Tüm bu yapisal detaylar isiginda; bulus konusu yakit enjektöründe manyetik elemana (20) elektrik akimi verildiginde bir manyetik alan olusturmakta ve bu manyetik alan etkisi ile armatür elemanini (30) kendine dogru çekerek püskürtme isleminin gerçeklesmesini saglamaktadir. Manyetik elemana (20) uygulanan elektrik akimi ortadan kaldirildiginda manyetik alan etkisi ortadan kalmakta ve armatür elemani (30) serbest kalmaktadir. Pulun (40) miknatislanmayan bir malzemeden imal edilmesi sayesinde armatür elemaninin (30) pula (40) yapismasi ve sabit kalmasi söz konusu olmamaktadir. In the light of all these structural details; magnetic in the fuel injector subject to the invention When an electric current is supplied to the element (20), it creates a magnetic field and this spraying by pulling the armature element (30) towards itself with the effect of the magnetic field enables the transaction to take place. applied to the magnetic element (20) When the electric current is removed, the magnetic field effect disappears and the armature element (30) remains free. The flake (40) has a non-magnetic Adhesion of the armature element (30) to the washer (40) thanks to the fact that it is made of material and it is not stable.

Pulun (40) manyetik eleman (20) ile mahfazanin (10) tutucu duvari (11) arasinda sabitlenmis olmasi sayesinde hareket ederek pozisyonunun degismesi engellenmis olmaktadir. Bu sayede de pulun (40) çalisma esnasinda armatür elemaninin (30) darbeleri sebebiyle deforme olmasi engellenmis olmaktadir. Dolayisi ile pul (40) üretildigi kalinlikta kalarak manyetik eleman (20) ile armatür elemani (30) arasindaki mesafenin istenilen kadar kalmasi saglanmaktadir. Between the magnetic element (20) of the washer (40) and the retaining wall (11) of the housing (10) Since it is fixed, it is prevented from changing its position by moving. is happening. In this way, the armature element (30) of the washer (40) during operation It is prevented from being deformed due to impacts. So stamp (40) magnetic element (20) and armature element (30) It is ensured that the distance between them remains as long as desired.

Pul (40) üzerinde saglanan iç akis boslugu (41) ve dis akis bosluklarin (42) yakit enjektörünün çalismasi sirasinda yakitin istenilen sekilde geçerek yer degistirmesini saglamaktadir. Ayrica pulun (40) konumunun sabit olmasi sayesine iç akis bosluklari (41) ve dis akis bosluklari (42) da önceden belirlenen pozisyonlarinda sabit kalmaktadir. Dolayisi ile yakitin akis yolu kapatilmamis olmaktadir. The inflow gap (41) and the outflow cavities (42) provided on the washer (40) are filled with fuel. During the operation of the injector, the fuel passes through as desired. makes it change. Also, since the position of the washer (40) is fixed, internal flow openings (41) and external flow openings (42) are also predetermined. remains stable in their positions. Therefore, the flow path of the fuel is not closed. is happening.

Bulusun koruma kapsami ekte verilen istemlerde belirtilmis olup kesinlikle bu detayli anlatimda örnekleme amaciyla anlatilanlarla sinirli tutulamaz. Zira teknikte uzman bir kisinin, bulusun ana temasindan ayrilmadan yukarida anlatilanlar isiginda benzer yapilanmalar ortaya koyabilecegi açiktir. f_- Sekil 1b The scope of protection of the invention is stated in the appended claims and it is absolutely detailed explanation cannot be limited to what is told for the purpose of illustration. Because in technique what has been described above by a specialist without departing from the main theme of the invention It is clear that similar structuring can occur in the light of this. f_- Figure 1b

Claims (1)

ISTEMLER . lçten yanmali motorlarda kullanilmak üzere; bir mahfaza (10) içerisinde konumlanan bir manyetik eleman (20), bahsedilen manyetik elemanin (20) manyetik etkisi ile yer degistiren en az bir armatür elemani (30) ve bahsedilen armatür elemani (30) ile manyetik eleman (20) arasinda saglanan en az bir pula (40) sahip bir yakit enjektörü olup özelligi; pulun (40) mahfazanin (10) armatür elemanina (30) bakan tarafinda saglanan tutucu duvari (11) ile manyetik eleman (20) arasinda kalan en az bir sabitleme kismi (43) içermesidir. . istem 1'e göre bir yakit enjektörü olup özelligi; sabitleme kisminin (43) pulun (40) dis çeperi (44) boyunca uzanmasidir. . Istem 1'e göre bir yakit enjektörü olup özelligi; pulun (40) içerisinden yakit akisina izin vermek üzere en az bir dis akis boslugu (42) içermesidir. . Istem 3'e göre bir yakit enjektörü olup özelligi; bahsedilen dis akis boslugunun (42) pulun (40) dis çeperi (44) civarinda saglanmis olmasidir. . istem 1'e göre bir yakit enjektörü olup özelligi; pulun (40) merkezi civarinda saglanan en az bir iç akis boslugu (41) içermesidir. . Önceki istemlerden herhangi birine göre bir yakit enjektörü olup özelligi; pulun (40) pul dis çapinin (d3) mahfazanin (10) tutucu duvarinda (11) tanimlanan tutucu iç çapindan (d1) büyük olmasidir.REQUESTS . To be used in internal combustion engines; a magnetic element (20) positioned in a housing (10), at least one armature element (30) displaced by the magnetic effect of said magnetic element (20), and at least one provided between said armature element (30) and magnetic element (20). It is a fuel injector with a washer (40) and its feature is; the washer (40) includes at least one fixing portion (43) between the retaining wall (11) and the magnetic element (20) provided on the side of the housing (10) facing the armature element (30). . It is a fuel injector according to claim 1 and its feature is; the fixing part (43) extends along the outer wall (44) of the washer (40). . It is a fuel injector according to claim 1 and its feature is; it includes at least one outer flow gap (42) to allow fuel flow through the washer (40). . It is a fuel injector according to claim 3 and its feature is; said outer flow gap (42) is provided around the outer wall (44) of the washer (40). . It is a fuel injector according to claim 1 and its feature is; comprising at least one internal flow space (41) provided around the center of the washer (40). . It is a fuel injector according to any of the previous claims and its feature is; is that the washer outer diameter (d3) of the washer (40) is greater than the holder inner diameter (d1) defined on the retainer wall (11) of the housing (10).
TR2015/09949A 2015-08-11 2015-08-11 A fuel injector with a new shim TR201509949A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TR2015/09949A TR201509949A2 (en) 2015-08-11 2015-08-11 A fuel injector with a new shim
PCT/EP2016/068937 WO2017025529A1 (en) 2015-08-11 2016-08-09 A fuel injector with a new shim
EP16756630.6A EP3334923A1 (en) 2015-08-11 2016-08-09 A fuel injector with a new shim

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TR2015/09949A TR201509949A2 (en) 2015-08-11 2015-08-11 A fuel injector with a new shim

Publications (1)

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TR201509949A2 true TR201509949A2 (en) 2017-02-21

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TR2015/09949A TR201509949A2 (en) 2015-08-11 2015-08-11 A fuel injector with a new shim

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EP (1) EP3334923A1 (en)
TR (1) TR201509949A2 (en)
WO (1) WO2017025529A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5312050A (en) * 1993-05-03 1994-05-17 General Motors Corporation Electromagnetic fuel injector
DE102009001706A1 (en) * 2009-03-20 2010-09-23 Robert Bosch Gmbh Residual air gap disc
DE102011086284A1 (en) * 2011-11-14 2013-05-16 Robert Bosch Gmbh Solenoid valve with a magnet assembly

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WO2017025529A1 (en) 2017-02-16

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