EP1050717A1 - Glühkerze und Verfahren zur Herstellung derselben - Google Patents
Glühkerze und Verfahren zur Herstellung derselben Download PDFInfo
- Publication number
- EP1050717A1 EP1050717A1 EP00108177A EP00108177A EP1050717A1 EP 1050717 A1 EP1050717 A1 EP 1050717A1 EP 00108177 A EP00108177 A EP 00108177A EP 00108177 A EP00108177 A EP 00108177A EP 1050717 A1 EP1050717 A1 EP 1050717A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- heating element
- area
- glow plug
- insulation
- insulating
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q7/00—Incandescent ignition; Igniters using electrically-produced heat, e.g. lighters for cigarettes; Electrically-heated glowing plugs
- F23Q7/001—Glowing plugs for internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q7/00—Incandescent ignition; Igniters using electrically-produced heat, e.g. lighters for cigarettes; Electrically-heated glowing plugs
- F23Q7/001—Glowing plugs for internal-combustion engines
- F23Q2007/004—Manufacturing or assembling methods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q7/00—Incandescent ignition; Igniters using electrically-produced heat, e.g. lighters for cigarettes; Electrically-heated glowing plugs
- F23Q7/001—Glowing plugs for internal-combustion engines
- F23Q2007/004—Manufacturing or assembling methods
- F23Q2007/007—Manufacturing or assembling methods ion current sensors
Definitions
- the invention relates to glow plugs that have a heating element have an inner pole with glow and possibly control element (s), the heating rod opposite the glow plug body is electrically insulated, and methods of manufacture of these glow plugs.
- glow plugs a metal heating element with an internal inner pole and with metal glow plug body so that a heat-resistant between the heating rod wall and the glow plug body electrical insulation in the form of a glass melt is introduced.
- the glow plug body made of metal and the heating element made of metal with their respective Connection and located between the glow plug body and heating element Glass tubes placed in a graphite mold and heated in an oven until the glass melts. The connections become electrical against each other through ceramic tubes isolated. After the glass has cooled and solidified the glow plug body against the heating element and the connections fixed in isolation. With this complex manufacturing process the treatment must be carried out in an oven, whereby under among other things, the use of heat-resistant materials is also necessary is. Construction precision and functional quality are with this Procedure can not be easily guaranteed because for example, the distortion of the components during the process is possible.
- the technical effort just described Creation of glow plugs of this kind corresponds to the economic one Expenditure.
- the heating element made of ceramic material; this must be done in one multi - stage manufacturing process, for special tools and Devices are necessary to connect the ceramic to the heating element shaped, assembled, burned and ground.
- the ceramic heating element must have a support tube can be connected and only then in a conventional Assembly can be built into a finished glow plug.
- the invention is based, bypassing the task one of the disadvantages known from the prior art
- To provide glow plugs, which are usually below Avoidance of special, expensive and complex manufacturing processes can be produced, a relatively large, defined electrode provides high design precision and has functional quality and, especially when combined Use to improve ion current measurement and leads to more reliable measurement signals.
- Figure 1 has the embodiment shown a conventional glow plug body of the glow plug according to the invention 1 made of metal with an equally common heating element 2 Metal made in the usual way with an internal inner pole (not shown) and associated heating and if necessary, control elements is provided.
- the insulation 5 In the press fit area of the body 1 on the heating element 2 the insulation 5 is formed, this insulation from an inner support tube 7 and an outer support tube 8 there, the inner support tube 7 adjacent the heating element 2 encloses; between the support tube 7 and the concentric around this arranged support tube 8 is an electric insulating material 6 in the form of a shaped body, one ceramic mass or for example an electrically insulating heat-resistant metal oxide such as MgO.
- the body 1 in turn encloses concentrically and on this the outer support tube 8.
- the insulation material 6 between the two support tubes 7, 8 reduced, for example, wherein the insulation 5 is in the form of an insulating sleeve which in the body 1 is pressed. Then the heating element 2 pressed into this insulating sleeve; alternatively, can heating element 2 is first pressed into the insulating sleeve 5 and then by reducing, rolling or pulling in with the Body 1 are connected.
- connections 3, 4 with inner pole or heating element wall are used as cable connections from the connection-side end area the glow plug led out.
- FIG. 2 essentially corresponds that of Figure 1, but in one or both End regions of the insulating sleeve 5 O-rings 9, for example made of silicone, as a seal, especially when using powdered insulating compound are provided.
- the embodiment of the glow plug according to the invention 3 has a separate ion current measuring sleeve 24, which protrudes into the combustion area and both against the body 1 by insulation 5 as well as against the heating element 2 is electrically isolated by insulation 7.
- the connection the wall of the heating element 2 takes place via connection 4 in Pipe shape, with an O-ring 8 insulated against the inner pole 3 and seals the interior of the heating tube 2.
- the body 1 is, for example, together with the ion current measuring sleeve 24 and the tubular outer pole 4 in one Injection mold fixed, then in the insulating plastic material, for example a suitable resin or thermoplastic, is introduced so that this then next to the mechanical fixation the insulation 5 of the ion current measuring sleeve 24 against the body 1 as well as the insulation 5 of the Ion current measuring sleeve 24 against the tubular outer pole 4th represents.
- the ion current measuring sleeve 24 perforated so that the plastic mass penetrate into all areas or the trapped air can escape.
- the heating element 2 in the area of the contact surface Ion current measuring sleeve 24, for example, ceramic coated.
- the heating element 2 can then pull in, reduce or Rollers are firmly connected to the ion current measuring sleeve 24.
- the insulation of the ion current measuring sleeve 24 with respect to the heating rod 2 is due to the ceramic coating, for example 7 guaranteed.
- FIG. 4 Another embodiment of the invention is shown in Figure 4 reproduced, the insulation 5 in the press fit area between body 1 and heating element 2 as a ceramic coating is formed, the heating rod 2 in conventional Pressed in or by reducing, pulling in or rollers with body 1 is connected.
- Figure 5 gives another embodiment of the invention again, an inner support tube 7 being provided, the heating rod 2 fits tightly, and in the plant area of the inner support tube 7 on the heating element 2 the diameter of the heating element is reduced in some areas by the Enlarge space for the other adjacent components.
- the insulating molded body 6 preferably made of ceramic, introduced into the body 1, wherein Heating rod 2 with pressed inner support tube 7 from the is inserted into the body 1 on the connection side.
- a molded plastic part 10 is placed on the heating element 2 applied and pressed into the body 1.
- heating element 2 is firmly anchored in the body 1, is in the connection side End region a flare ring 11 is provided on the body 1 in such a way that this the plastic molding 10 on the heating element 2 with pressed support tube 7 and then press this on insulating molded body 6 and the body 1 presses.
- the glow plug according to the invention is sealed and for Body 1 isolated. The candle is connected again via connections 3 and 4.
- FIG. 6 has an outer support tube 8 in the press fit area on, in this area up to the connection end the diameter of the heating rod 2, as in the embodiment 5, is reduced.
- the heating element 2 with the soldered components is then pressed into the body 1.
- One in the connection side End area of the heating element 2 applied sealing ring 15 seals the body 1 while isolating the Heating rod 2 against body 1.
- FIG. 7 shows a new type of connection, in particular for glow plugs according to the invention, reproduced at the connection of the heating element 2 via a contact tube 4 takes place, this contact tube 4 in a bore of the End region of the heating element 2 is introduced; in conclusion an O-ring 13 is provided in the interior of the heating element 2, which together with the contact tube 4 in the connection side End area of the heating rod 2 used or reduced becomes.
- a contact tube 4 for example by pulse welding, concentrically on the End face of the connection-side end area of the heating element 2 fixed; is between the contact tube 4 and the inner pole 3 Insulation 16 in the form of an insulating tube or an insulating compound, for example MgO provided; the O-ring 13 in turn insulates and fixes the inner pole 3 in relation to the heating element 2 and simultaneously seals the interior of the heating element 2.
- a two-pole or multi-pole plug can be used 17 over the one fastened with a nut 18 - already standard installed - screw connection 19 with a glow plug be connected in which the connection of the inner pole 3 as a conventional inner pole with thread and the Connection of the heating element 2 as projecting beyond the body 1 Metal tube is formed with a collar.
- FIG. 10 another embodiment of the glow plug according to the invention an insulating, heat-resistant Layer 24, for example made of ceramic, in the area of the the combustion chamber projecting part of the heating element 2 and closes preferably to the insulation 5 between the heating element 2 and the body 1 on.
- this layer covers the heating rod tip, for example over a range of approximately 5 to 10 mm, insofar as it forms the actual ignition area, not.
- Measurement signals e.g. regarding the ion current cannot do that insulated tip area of the heating element 2, the actual Ignition area forms, taken over the cylinder head become; in this area the soot is due to the ambient temperature or the heating element temperature during glow mode burned down.
- a catalytic layer instead of the ceramic layer 24 Layer 20 applied, which burns off the soot layer in catalyzes this heating element area of lower temperature;
- suitable components of such a catalytic layer 20 can be platinum or palladium or their heat resistant Compounds or alloys.
- FIG. 12 shows an arrangement in which a glow plug according to the invention in a cylinder head bore is introduced with an insulating layer or an insulating ceramic tube 21 is provided, which at The area of the heating element 2 described in FIGS. 10 and 11 opposite, due to the low temperatures this heating element area is endangered by soot deposition.
- FIG. 13 Another arrangement according to the invention Figure 13 has a glow plug according to the invention, wherein the candle in a ceramic or other cylinder head insulating temperature-resistant material arranged and where the ion current is between the heating element, for example 2 and injector 23 can be measured.
- the advantages of the invention are simple Manufacturing processes suitable for mass production and can be integrated into the usual production; the Glow plugs according to the invention are characterized by low Shape and bearing deviations of the components, especially the Inner poles, the various components and building materials such as sealing components and insulating materials the different Operating temperatures of the respective glow plug area can be adjusted; at the same time put the Glow plugs according to the invention in their combustion chamber side Area of an insensitive, large-area electrode for Available with more accurate and reliable ion current measurement signals are achievable. At the same time they allow tubular trained coaxial connections simple connections, in particular the inner pole.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Resistance Heating (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (16)
- Glühkerze mit einem Heizstab, in den ein Innenpol, verbunden mit Heiz- und ggf. Regelelementen, führt, und einem Außenpol, wobei der Außenpol die Wandung des von anliegenden Bauteilen des Kerzenkörpers elektrisch isolierten Heizstabes (2) ist, dadurch gekennzeichnet, daß die elektrische Isolierung (5) ein isolierendes Material (6) aufweist, das zwischen einem inneren (7) und einem äußeren (8) Stützrohr eingebracht ist, und wobei das innere Stützrohr (7) den Heizstab (2) anliegend umgibt, und der Kerzenkörper (1) das äußere Stützrohr (8) anliegend umgibt.
- Glühkerze nach Anspruch 1, dadurch gekennzeichnet, daß endseitig zwischen den Stützrohren (7,8) ein O-Ring oder O-Ringe (9) als Abdichtung angeordnet sind.
- Glühkerze nach Anspruch 1, dadurch gekennzeichnet, daß die elektrische Isolierung (5) im Preßsitzbereich zwischen Körper (1) und Heizstab (2) in Form einer keramischen dünnen Beschichtung auf dem Heizstab (2) oder auf der am Heizstab (2) anliegenden Bohrungswandung des Körpers (1) ausgebildet ist.
- Glühkerze nach Anspruch 1, dadurch gekennzeichnet, daß die elektrische Isolierung (5) ein inneres Stützrohr (7) aufweist, das im Preßsitzbereich am Heizstab (2), dessen Durchmesser in diesem Bereich gegenüber dem in den Brennraum ragenden Bereich verkleinert ist, anliegt, wobei das innere Stützrohr (7) im anschlußseitigen Bereich durch ein elektrisch isolierendes Kunststoffformteil (10) und im brennraumseitigen Bereich durch einen hitzebeständigen elektrisch isolierenden Formkörper (6) aus beispielsweise Keramik gegen den umgebenden Körper (1) elektrisch isoliert ist.
- Glühkerze nach Anspruch 4, dadurch gekennzeichnet, daß der hitzebeständige elektrisch isolierende Formkörper (6) im Preßsitzbereich am Heizstab (2) anliegt und bei Fortfall des inneren Stützrohrs (7) ein äußeres Stützrohr (8), um Formkörper (6) herum angeordnet, vorgesehen ist, und wobei Körper (1) und Heizstab (2) im anschlußseitigen Bereich durch einen Dichtring (15) voneinander elektrisch isoliert sind.
- Glühkerze nach mindestens einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß im anschlußseitigen Bereich der elektrische Anschluß an die Wandung des Heizstabes (2) durch einen Rohrabschnitt (4) als Kontaktrohr erfolgt, dessen eines Ende in einer angepaßten Ausbohrung im Endbereich der Heizstabwandung angeordnet ist, wobei ein O-Ring (13) den Innenraum des Heizstab (2) abdichtet und gleichzeitig das Kontaktrohr (4) gegen den Innenpol (3) elektrisch isoliert.
- Glühkerze nach mindestens einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß im anschlußseitigen Endbereich des Heizstabes (2) ein Kontaktrohr (4) beispielsweise durch Punktschweißung fixiert ist, das gegenüber den sich durch das Kontaktrohr erstreckenden Innenpol durch eingebrachtes elektrisch isolierendes Material elektrisch isoliert ist, wobei ggf. ein O-Ring zur Abdichtung des Innenraumes des Heizstabes (2) und zur elektrisch isolierenden Positionierung des Innenpols (3) vorgesehen ist.
- Glühkerze nach mindestens einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß eine separate Ionenstrommeßhülse (24) konzentrisch um den in den Brennraum ragenden Bereich des Heizstabes (2) vorgesehen ist, die sowohl gegen den Körper (1) als auch gegen den Heizstab (2) isoliert ist, wobei bevorzugt die Isolierung gegen den Heizstab (2) auf dem Anlagebereich der Ionenstrommeßhülse (24) am Heizstab (2) als keramische Beschichtung ausgebildet ist.
- Glühkerze nach mindestens einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß der in den Brennraum ragende Bereich des Heizstabes (2), ausschließlich der Heizstabspitze als Zündbereich, mit einem hitzbeständigen elektrisch isolierenden Material (24), vorzugsweise keramischen Material, beschichtet ist.
- Glühkerze nach mindestens einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß der in den Brennraum ragende Bereich des Heizstabes (2) ausschließlich der Heizstabspitze als Zündbereich, mit einer Schicht versehen ist, die katalytisches Material zur Verhinderung einer Rußschicht enthält oder daraus besteht.
- Verfahren zur Herstellung einer Glühkerze mit isoliertem Heizstab, dadurch gekennzeichnet, daß zwischen dem Körper (1) aus Metall und Heizstab (2) in eine Isolierhülse aus einem inneren Stützrohr (7) und einem äußeren Stützrohr (8) ein elektrisch isolierender Formkörper (6), beispielsweise aus MgO oder keramischem Material, einreduziert wird, wobei die Isolierhülse in den Körper (1) und anschließend der Heizstab (2) in die Isolierhülse eingepreßt werden, worauf anschließend das Bauteil mit dem Körper (1) durch Reduzieren, Rollen oder Einziehen verbunden wird, wobei ggf. der Bereich mit dem isolierenden Formkörper (5) mit O-Ringen (9), beispielsweise aus Silikon, an zumindest einem Stützrohrende abgeschlossen ist.
- Verfahren zur Herstellung einer Glühkerze mit isoliertem Heizstab, dadurch gekennzeichnet, daß man zwischen Körper (1) und Glührohr eine dünne Isolierschicht durch keramische Beschichtung im Preßsitzbereich auf den Heizstab (2) aufschichtet.
- Verfahren zur Herstellung einer Glühkerze mit isoliertem Heizstab, dadurch gekennzeichnet, daß man den brennraumseitigen Bereich des Heizetabes (2) zumindest teilweise mit einer Ionenstrommeßhülse (24) umgibt, die bis in den Verbrennungsbereich vorragt, wobei diese Ionenstrommeßhülse (24) sowohl gegen den Körper (1) durch Isolierung (5) als auch gegen den Heizstab (2) durch Isolierung (7) isoliert ist, und wobei der zweite Anschluß (4) vorzugsweise als Kontaktrohr ausgeführt ist und über einen O-Ring (8) gegen den als ersten Anschluß dienenden Innenpol (3) abgedichtet sein kann.
- Verfahren zur Herstellung einer Glühkerze mit isoliertem Heizstab nach Anspruch 13, dadurch gekennzeichnet, daß man den Körper (1) zusammen mit der Ionenstrommeßhülse (24) und dem Außenpol (4) in einem Spritzgießwerkzeug fixiert, die isolierende Kunststoffmatrix (Harz, Thermoplast) einbringt, um neben der mechanischen Fixierung sowohl die Isolierung (5) der Ionenstrommeßhülse (24) gegen den Körper (1) als auch die Isolierung der Ionenstrommeßhülse (24) gegen den Außenpol (4) zu bewirken, wobei die Ionenstrommeßhülse (24) zum Durchtreten der Kunststoffmasse in alle Bereiche und zum Entweichen der eingeschlossenen Luft perforiert ist, und wobei man den Heizstab (2) im vorderen Bereich der Kontaktfläche zur Ionenstrommeßhülse (24) isolierend beschichtet; worauf der Heizstab (2) über Einziehen, Reduzieren oder Rollen mit der Ionenstrommeßhülse (24) fest verbunden wird.
- Verfahren zur Herstellung einer Glühkerze mit isoliertem Heizstab nach einem der Ansprüche 11 bis 13, dadurch gekennzeichnet, daß man den Anschluß zum Glühkerzenkörper durch ein Kontaktrohr (4) herstellt, das mit einem zwischenliegenden O-Ring (13) am Innenpol (3) anliegt und durch Reduzieren des entsprechenden Bereichs des Körpers (3) in dieser Lage fixiert wird.
- Verfahren zur Herstellung einer Glühkerze mit isoliertem Heizstab nach Anspruche 15, dadurch gekennzeichnet, daß die Isolierung zwischen Innenpol (3) und Körper (1) im anschlußseitigen Bereich durch O-Ring (13) erfolgt, während man das Kontaktrohr (4) am anschlußseitigen Endbereich des Körpers (1) durch beispielsweise Impulsschweißen fixiert und zwischen Kontaktrohr (4) und Innenpol (3) eine Isolierung in Form eines O-Rings oder einer Isoliermasse, wie MgO, einbringt.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19920766 | 1999-05-05 | ||
DE19920766A DE19920766C1 (de) | 1999-05-05 | 1999-05-05 | Glühkerze und Verfahren zur Herstellung derselben |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1050717A1 true EP1050717A1 (de) | 2000-11-08 |
EP1050717B1 EP1050717B1 (de) | 2005-06-29 |
Family
ID=7907113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00108177A Expired - Lifetime EP1050717B1 (de) | 1999-05-05 | 2000-04-13 | Glühkerze und Verfahren zur Herstellung derselben |
Country Status (7)
Country | Link |
---|---|
US (1) | US6392199B1 (de) |
EP (1) | EP1050717B1 (de) |
JP (1) | JP4658285B2 (de) |
KR (1) | KR100708294B1 (de) |
AT (1) | ATE298869T1 (de) |
DE (2) | DE19920766C1 (de) |
ES (1) | ES2239958T3 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1243859A1 (de) * | 2001-03-14 | 2002-09-25 | Federal-Mogul Ignition Srl | Glühkerze zur Messung des Ionisationsstromes einer Kraftmaschine und sein Herstellungsverfahren |
FR2928688A1 (fr) * | 2008-03-17 | 2009-09-18 | Faurecia Sys Echappement | Vaporisateur de carburant pour ligne d'echappement de vehicule automobile. |
EP2884180A4 (de) * | 2012-08-09 | 2015-08-26 | Bosch Corp | Glühkerze mit einem drucksensor |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000037660A1 (en) * | 1998-12-22 | 2000-06-29 | Dow Agrosciences Llc | Methods and genetic compositions to limit outcrossing and undesired gene flow in crop plants |
DE10117641C2 (de) * | 2001-04-09 | 2003-02-27 | Beru Ag | Stabglühkerze |
JP2010540881A (ja) * | 2007-09-23 | 2010-12-24 | サン−ゴバン セラミックス アンド プラスティクス,インコーポレイティド | 発熱体システム |
DE102009050288A1 (de) * | 2009-10-15 | 2011-04-21 | Beru Ag | Elektrisch beheizbare Sprühdüse |
EP2469256B1 (de) * | 2010-12-22 | 2016-09-21 | HIDRIA AET Druzba za proizvodnjo vzignih sistemov in elektronike d.o.o. | Zündkerze mit Lastsensor und gesiebter Sensorverknüpfung |
HUP1700051A2 (hu) * | 2017-02-02 | 2018-08-28 | Equip Test Kft | Kontaktáló eszköz, fejegység ahhoz, valamint eljárások kontaktáló eszköz és fejegység elõállítására |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58138923A (ja) * | 1982-02-12 | 1983-08-18 | Ngk Spark Plug Co Ltd | 二線式グロ−プラグ |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58119047U (ja) * | 1981-12-28 | 1983-08-13 | 日本特殊陶業株式会社 | 二線式グロ−プラグ |
US4475029A (en) * | 1982-03-02 | 1984-10-02 | Nippondenso Co., Ltd. | Ceramic heater |
JPS5966618A (ja) * | 1982-10-06 | 1984-04-16 | Toyota Motor Corp | 触媒付燃焼室部品 |
JPS5959662U (ja) * | 1982-10-06 | 1984-04-18 | 日本特殊陶業株式会社 | 二線式グロ−プラグ |
JPS5959664U (ja) * | 1982-10-06 | 1984-04-18 | 日本特殊陶業株式会社 | 二線式グロ−プラグの発熱チユ−ブ |
JPS59167635A (ja) * | 1983-03-15 | 1984-09-21 | Toyota Motor Corp | デイ−ゼルエンジンのグロ−プラグ |
US4661686A (en) * | 1984-04-12 | 1987-04-28 | Ngk Spark Plug Co., Ltd | Dual line ceramic glow plug |
JPS60165681U (ja) * | 1984-04-12 | 1985-11-02 | 日本特殊陶業株式会社 | 二線式セラミツクグロ−プラグ |
JP2712198B2 (ja) * | 1987-10-14 | 1998-02-10 | 株式会社デンソー | ディーゼル機関予熱栓用抵抗装置 |
JPH0742940A (ja) * | 1993-07-29 | 1995-02-10 | Nippondenso Co Ltd | セラミックグロープラグ |
DE4334771C2 (de) * | 1993-10-12 | 1996-03-28 | Beru Werk Ruprecht Gmbh Co A | Glühkerze |
DE19511376A1 (de) * | 1995-03-28 | 1996-10-02 | Beru Werk Ruprecht Gmbh Co A | Glühkerze |
WO1997038223A1 (fr) * | 1996-04-10 | 1997-10-16 | Denso Corporation | Bougie de prechauffage, son procede de fabrication, et detecteur de courant ionique |
JP3834889B2 (ja) * | 1996-09-18 | 2006-10-18 | 株式会社デンソー | グロープラグ |
EP0989370A3 (de) * | 1998-09-25 | 2005-04-20 | Delphi Technologies, Inc. | Metallspitze für Glühsensor |
DE19920758C1 (de) * | 1999-05-05 | 2000-12-21 | Beru Ag | Glühkerze und Verfahren zur Herstellung derselben |
US6215105B1 (en) * | 1999-08-18 | 2001-04-10 | Delphi Technologies, Inc. | Ion sensor glow plug assembly with coating between sheath and shell |
US6248980B1 (en) * | 1999-08-19 | 2001-06-19 | Delphi Technologies, Inc. | Ion sensor glow plug assembly |
-
1999
- 1999-05-05 DE DE19920766A patent/DE19920766C1/de not_active Expired - Fee Related
-
2000
- 2000-04-13 EP EP00108177A patent/EP1050717B1/de not_active Expired - Lifetime
- 2000-04-13 DE DE50010619T patent/DE50010619D1/de not_active Expired - Lifetime
- 2000-04-13 ES ES00108177T patent/ES2239958T3/es not_active Expired - Lifetime
- 2000-04-13 AT AT00108177T patent/ATE298869T1/de not_active IP Right Cessation
- 2000-05-03 KR KR1020000023792A patent/KR100708294B1/ko not_active IP Right Cessation
- 2000-05-05 US US09/565,477 patent/US6392199B1/en not_active Expired - Fee Related
- 2000-05-08 JP JP2000134138A patent/JP4658285B2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58138923A (ja) * | 1982-02-12 | 1983-08-18 | Ngk Spark Plug Co Ltd | 二線式グロ−プラグ |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 007, no. 257 (M - 256) 16 November 1983 (1983-11-16) * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1243859A1 (de) * | 2001-03-14 | 2002-09-25 | Federal-Mogul Ignition Srl | Glühkerze zur Messung des Ionisationsstromes einer Kraftmaschine und sein Herstellungsverfahren |
US6646230B2 (en) | 2001-03-14 | 2003-11-11 | Federal-Mogul Ignition Srl | Glow plug arranged for measuring the ionization current of an engine, and method for manufacturing the same |
FR2928688A1 (fr) * | 2008-03-17 | 2009-09-18 | Faurecia Sys Echappement | Vaporisateur de carburant pour ligne d'echappement de vehicule automobile. |
EP2884180A4 (de) * | 2012-08-09 | 2015-08-26 | Bosch Corp | Glühkerze mit einem drucksensor |
Also Published As
Publication number | Publication date |
---|---|
ES2239958T3 (es) | 2005-10-16 |
EP1050717B1 (de) | 2005-06-29 |
ATE298869T1 (de) | 2005-07-15 |
DE19920766C1 (de) | 2000-12-21 |
JP4658285B2 (ja) | 2011-03-23 |
JP2000329344A (ja) | 2000-11-30 |
US6392199B1 (en) | 2002-05-21 |
KR20000077149A (ko) | 2000-12-26 |
DE50010619D1 (de) | 2005-08-04 |
KR100708294B1 (ko) | 2007-04-16 |
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