WO2012113001A1 - Zündkerze - Google Patents
Zündkerze Download PDFInfo
- Publication number
- WO2012113001A1 WO2012113001A1 PCT/AT2012/000036 AT2012000036W WO2012113001A1 WO 2012113001 A1 WO2012113001 A1 WO 2012113001A1 AT 2012000036 W AT2012000036 W AT 2012000036W WO 2012113001 A1 WO2012113001 A1 WO 2012113001A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- spark plug
- ground electrode
- wall
- plug according
- chamber
- Prior art date
Links
- 238000002485 combustion reaction Methods 0.000 claims abstract description 28
- 238000003466 welding Methods 0.000 claims description 20
- 238000010304 firing Methods 0.000 claims description 4
- 239000012212 insulator Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000010970 precious metal Substances 0.000 claims 2
- 229910000923 precious metal alloy Inorganic materials 0.000 claims 1
- 229910000510 noble metal Inorganic materials 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 9
- 229910045601 alloy Inorganic materials 0.000 description 7
- 239000000956 alloy Substances 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T13/00—Sparking plugs
- H01T13/02—Details
- H01T13/16—Means for dissipating heat
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T13/00—Sparking plugs
- H01T13/46—Sparking plugs having two or more spark gaps
- H01T13/467—Sparking plugs having two or more spark gaps in parallel connection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T13/00—Sparking plugs
- H01T13/54—Sparking plugs having electrodes arranged in a partly-enclosed ignition chamber
Definitions
- the invention relates to a spark plug according to the preamble of claim 1.
- Such spark plugs are known from WO 2009/059339 A1.
- the aim of the invention is to simplify the production of such spark plugs, especially in view of the fact that complicated to be made complex components are avoided and the spark plug is made of easily manufacturable parts. This is especially important for mass production.
- the electrical properties of such spark plugs should at least match those of comparable spark plugs, if not exceed these properties. Accordingly, care must be taken to ensure optimum power conduction via the individual earth electrodes.
- the ignition properties preferably by optimizing the thermal conductivity and the heat dissipation from the ignition surfaces to be improved in order to achieve better stability.
- ground electrodes on a separate carrier ensures a uniform power line through the ground electrodes. Since the ground electrode carrier is arranged at a distance from the wall of the chamber, the ground electrodes and the ground electrode carrier represent a system independent of the wall of the chamber with respect to current and heat conduction. This allows a simple readjustment of the ground electrodes and the use-dependent electrode burn-off can be easily corrected , Due to the ability to make the ground electrode carrier and the ground electrodes independently, in particular as a one-piece component, considerable advantages in terms of manufacture result.
- ground electrodes can be manufactured with the ground electrode carrier as a one-piece component and that there is a gap between the ground electrode carrier and the wall of the chamber results in improved heat dissipation from the ignition electrodes to the spark plug housing.
- the special shape of the ground electrodes and their arrangement provide further advantages in terms of improved ignition performance and shielding or flow through the chamber.
- a particularly simple production with a stable construction of the spark plug is achieved by the special shape of the ground electrode carrier.
- the cylinder-shaped cross-section having ground electrode carrier can be adjusted in a simple manner in a circumferentially constant distance from the outer surface of the wall of the chamber, so that defined conditions with respect to combustion and power line result.
- the structure and the assembly of the spark plug are simplified, since the cylindrical annular ground electrode carrier and the chamber having a cylindrical annular cross-section can be placed in a simple manner on the spark plug and fastened there.
- An advantageous attachment can be achieved if the ground electrode carrier and the wall are carried by the spark plug housing or an end part arranged on the combustion chamber-side end region of the spark plug housing.
- the ground electrode carrier can be formed on its inner wall surface with a thread or also have a smooth surface; The same applies to the wall of the chamber. Either the ground electrode carrier or the wall of the chamber are screwed onto the respective protruding end heels of the spark plug housing or the end part and / or fixed by welding in position or these components are pushed with the closest possible fit to the spark plug or the end part and in their desired position , in particular by welding, attached.
- two concentric cylindrical end paragraphs are formed on the spark plug housing or on the end part, of which optionally the inner end paragraph dominates the outer end paragraph in the direction of the combustion chamber, wherein on the outer end of the ground electrode carrier and on the inner end paragraph the wall of the Each chamber placed, plugged or screwed and / or by, optionally punctiform or seam-shaped, welding is attached.
- the end part is integrally formed with the wall, wherein the ground electrode support is placed on the end part and / or the spark plug housing, plugged or screwed and / or by, optionally punctiform or seam-shaped, welding is attached.
- a simple structure of the spark plug and a stable construction result when the ground electrode carrier is arranged to form a distance from the outer surface of the wall and at least partially surrounds and at least one finger-shaped ground electrode, which extends through a recess in the wall of the chamber in the chamber extends and advantageously the firing surface of the ground electrode is at the height level of the firing surface of the center electrode in the chamber.
- the ground electrode carrier seen perpendicular to the longitudinal axis of the spark plug has annular cross-section or is formed by a cylinder ring and / or the at least one ground electrode and the ground electrode carrier integrally formed or joined together by welding.
- the ground electrode carrier carries one, three or five ground electrodes and / or if the ground electrodes are arranged distributed on the ground electrode carrier at equal distances from one another about the center electrode and / or if each of the ground electrodes emerging from the ground electrode carrier at least in Subregions of their ⁇ longitudinal extent has rectangular or cylindrical ring section-shaped cross section and / or if the ignition gap between parallel to the longitudinal axis extending, opposing surface areas of the ground electrode and the center electrode is formed.
- the spark plug in particular with regard to the current and heat conductivity or heat dissipation, it is advantageous if in the wall a number of extending in the direction of the longitudinal axis of the spark plug, preferably parallel slits is formed, through which the ground electrodes are guided in the interior of the chamber, wherein the slots optionally extend from the combustion chamber side end face of the wall to the level of the end side of the inner end portion of the spark plug housing or the end portion.
- the carriers or bodies of the ground electrodes extend outside the wall and, with their portion located on the side of the combustion chamber, protrude through the longitudinal slots into the chamber delimited by the wall.
- the ground electrodes also have a shielding effect and between the ground electrodes and the adjacent slot wall surfaces a certain desired circulation of the gas can be maintained, which contributes to the cooling of the electrodes. This avoids excessive heat build-up and counteracts pre-ignition.
- an ignition surface carrier directed radially through the slot into the interior of the chamber extends from the section extending parallel to and outside the wall and / or if the ignition surface carrier extends in the direction of the longitudinal axis of the spark plug, the circumferential course of the wall following and the slot partially occlusive connection part in the direction of the combustion chamber and optionally ends there in the same plane with the end face of the wall and / or if the outgoing from the ground electrode carrier portion of the ground electrode outside the peripheral region of the wall is located in front of the slot.
- the wall can be better cooled by the gas to be burned.
- the center electrode in a preferred embodiment, provision is made for the center electrode to have a number of radially outwardly projecting, centrally symmetrical electrodes which have an ignition surface in their respective end region, which faces in each case an ignition surface of a ground electrode.
- a simplified production and exact ignition performance arise when a circumferential annular groove is subsequently formed on the insulator-side end of the firing surfaces of the center electrode
- An advantageous embodiment of the end portion provides that the patch on the end portion of the spark plug housing end portion is cylindrical and arranged centric to the longitudinal axis of the spark plug and the spark plug housing in the form of an intermediate piece extended combustion chamber side and / or that the end portion with its combustion chamber end portion of the base region of the center electrode surrounds.
- a structurally simple and reliable construction results when the end part is connected to the spark plug housing by welding and / or screws and / or when the end part surrounds the base of the center electrode and the insulating body to form a distance.
- Fig. 1 shows a schematic longitudinal section through an embodiment of a spark plug according to the invention.
- Figs. 2a and 2b show embodiments of a center electrode.
- Fig. 3 shows a perspective view of a spark plug according to the invention.
- 4a shows a possible embodiment of the spark plug according to the invention according to FIG. 1.
- FIG. 4b shows an embodiment of a spark plug with an attached end part.
- Fig. 4c shows a spark plug according to the invention with a attached end portion of which is integral with the wall of the chamber, wherein the ground electrode carrier is welded to this end portion.
- Fig. 1 shows a spark plug for use in an internal combustion engine, in particular for a gasoline engine.
- a spark plug housing 2 is supported, wherein from the insulating body 1, a base center electrode 3a is enclosed or going off.
- the center electrode 3 having at least one ignition surface 12 is mounted.
- At least one ignition gap 13 is at least one of a
- Ground electrode carrier 6 carried ground electrode 4 is provided.
- the ground electrodes 4 are arranged distributed on the ground electrode carrier 6 at equal distances from each other about the center electrode 3.
- the ground electrode carrier 6 is carried by the spark plug housing 2 and is fixed thereto.
- the ground electrodes 4 each go in the form of a
- the ground electrode 4 and the carrier 6 may optionally be designed as a one-piece component.
- the combustion chamber-side end region or the ignition surface 26 of the ground electrode 4 lie on an ignition surface carrier 51 and extend parallel to the longitudinal axis A of the spark plug or parallel to the facing ignition surface 12 of the center electrode 3.
- the ignition gap 13 is between the opposing ignition surfaces 26, 12 of the ground electrode 4 and the center electrode 3 is formed.
- These ignition surfaces 26, 12 may preferably be covered with noble metal or noble metal alloys in the form of tracks or plates.
- the spark plug housing 2 has two concentric, cylindrical end shoulders 17, 18, of which the inner end shoulder 17 projects beyond the outer end shoulder 18 in the direction of the combustion chamber.
- the inner dimensions of the wall 8 and the ground electrode carrier 6 are adapted to the respective outer dimensions of the end paragraphs 17, 18.
- the wall 8 forms a screen or shield and the spark plug according to the invention can also be referred to as a shield spark plug.
- the ground electrode carrier 6 and in particular also the portion 41 of each of the ground electrodes 4 departing from the carrier are at a distance from the outer surface 7 of FIG Wall 8 arranged chamber 5, possibly offset from the center electrode 3 down toward the spark plug housing 2, arranged. This distance is provided in order to ensure a defined or uninfluenced current flow in the ground electrode carrier 6. Furthermore, by the distance 21, as already mentioned above, an independent or defined heat dissipation from the .Masseelektroden 4 to the spark plug housing 2 allows.
- a spark plug with a cylindrical wall 8 is shown, which surrounds the center electrode 3 circumferentially. Modifications of the shape of such walls or chambers can also be provided.
- Wall 8 of the combustion chamber side open swirl chamber 5 and the ground electrode support 6 at least partially have annular cross-section or are each formed by a cylinder ring.
- openings 10 may be formed for the passage of the gas.
- Each finger-shaped ground electrode 4 is advantageously bent from the ground electrode support 6 to form a parallel to the wall 8 extending portion 41 on the center electrode 3 out in the form of Zünd vomarris 51 and ends before the center electrode 3.
- slots 50 are formed in the wall 8 to slots 50.
- the width of these slots 50 substantially corresponds to the width of the section 41 or slightly exceeds this width.
- These slots 50 extend substantially over the entire height of the wall 8, that is, they go in particular from a region of the wall 8, which lies approximately at the level of the end face of the spark plug housing 2, and terminate at the combustion chamber end face of the wall eighth Through this slot 50, the bent radially extending Zünd vomitati 51 of the ground electrode 4 extends in the direction of the center electrode 3.
- Zünd vomsky 51 includes a parallel to or in the direction the longitudinal axis A of the spark plug extending connecting part 52 at.
- the connecting part 52 follows the circumferential course of the wall 8 and closes in this area at least partially the slot 50 and is preferably within the slot 50.
- This connector 52 extends from the Zünd vomsky 51 in the direction of the combustion chamber and ends with the end face of the wall 8 and contributes to regulated gas circulation.
- the center electrode 3 has three centrically symmetrically arranged ignition surfaces 12, to each of which an ignition surface 26 faces a ground electrode 4.
- On the radially outwardly facing surface regions 12 of the center electrode 3 and / or on the middle electrode 3 facing surfaces 26 of the respective opposite ground electrodes 4 adjacent tracks 40 may be applied or melted from a noble metal alloy. Instead of directly applied or reflowed noble metal alloy sheets 40 as shown in FIG.
- the noble metal alloy can also be applied to cantilevered areas 48 of the cylindrical portion of the center electrode 3 in the form of noble metal platelets 40 'or welded or fused, which areas 48 are formed by welded or integrally molded elevations , Such raised areas 48 can also be formed or attached to the ground electrodes 4, onto which noble metal alloy, optionally in the form of noble metal flakes, is applied or welded or melted.
- a circumferential annular groove 61 may be formed on the combustion chamber remote side of the ignition surfaces 12 and directly below the elevations 48 of the center electrode 3. This annular groove 61 represents a defined boundary of the ignition surfaces 12 and facilitates the welding and application of noble metal platelets and / or tracks 40, 40 '.
- the wall 8 of the chamber 5 and / or the ground electrodes 4 and / or the ground electrode support 6 are made of nickel-based alloy and / or high-temperature stainless steel and / or hot corrosion-resistant, good thermal conductivity metal alloys; the wall 8 can also be made of brass.
- the number of ground electrodes 4 is odd or that the ground electrodes 4 do not face each other with respect to the central axis of the center electrode 3.
- the application of noble metal alloys on the outgoing from the carrier 6 ground electrodes 4 is easily possible.
- the proposed slot 50 facilitates required maintenance or readjustments.
- the ground electrode carrier 6 and the wall 8 of the chamber 5 are electrically conductively connected to the spark plug housing 2.
- the center electrode 3 is connected to the base center electrode 3a of the spark plug, preferably by welding; the base center electrode 3a is guided in the insulator body 1 and electrically insulated from the insulator body 1 toward the plug housing 2.
- the ground electrodes 4 are designed in such a way that the section 41 extends substantially straight and without a turn parallel to the wall 8 and preferably has a constant cross-sectional shape over this longitudinal extent. The transition from the ground electrode carrier 6 to the section 41 can be rounded.
- a spark plug is shown, as shown in Fig. 1 and described in more detail.
- L denotes the length of the spark plug housing 2, wherein the ground electrode-side end region of the spark plug 2, the ground electrode support 6 and the wall 8 are mounted on corresponding paragraphs 17, 18 of the spark plug housing 2 or in particular by welding.
- an end part 60 in the form of an intermediate ring is placed on the combustion-chamber-side end region of the spark plug housing 2, for example plugged or screwed on, and optionally secured by punctiform or seam-shaped welding.
- This end portion 60 serves to extend the spark plug housing 2.
- This end portion 60 carries a shoulder 18 to which the ground electrode support 6 is attached by attaching, screwing and / or welding and further carries a shoulder 17 which carries the wall 8.
- the parts required for the ignition namely the ground electrode 4 and the wall 8 designed shorter and the distance B between the wall. 8 and the shaft 41 of the ground electrode can be made larger. This improves heat dissipation and ignition safety.
- the wall 8 is integrally formed with the end part 60, which is fastened to the combustion-chamber-side end region of the spark plug housing 2.
- a shoulder 64 may be formed on the spark plug housing, on which the end portion 60 is mounted or screwed and optionally secured by seam or spot welding.
- On the end portion 60 of the ground electrode support 6 is placed, in particular welded.
- the ground electrode carrier 6 can be placed on a shoulder 8 of the end portion 60 and fixed there by welding.
- the dark arrows which are directed to the longitudinal axis A of the spark plug, represent possible welds or welds, with which the end portion 60 and / or the ground electrode support 6 and / or the wall 8 can be welded to these respective supporting components.
- the end portion 60 will not be placed on the tapered insulator body. These parts are necessarily spaced for isolation reasons.
- Component (s) have no weld or solder joint and made of the same material formed or present as a single non-composite part or are formed from the same component.
- a closed chamber 5 is understood to mean an antechamber having a wall 8 and a cover surface with passage openings for fuel gas, which covers the space with the electrodes 3, 4 and has the necessary slots 50 for the passage of the ignition surface carrier 51.
Landscapes
- Spark Plugs (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/985,320 US9077156B2 (en) | 2011-02-21 | 2012-02-20 | Spark plug |
BR112013020577-6A BR112013020577B1 (pt) | 2011-02-21 | 2012-02-20 | vela de ignição |
AU2012220325A AU2012220325B2 (en) | 2011-02-21 | 2012-02-20 | Spark plug |
ES12708645.2T ES2543014T3 (es) | 2011-02-21 | 2012-02-20 | Bujía |
DK12708645.2T DK2678908T3 (en) | 2011-02-21 | 2012-02-20 | Spark |
CA2826796A CA2826796C (en) | 2011-02-21 | 2012-02-20 | Spark plug |
EP20120708645 EP2678908B8 (de) | 2011-02-21 | 2012-02-20 | Zündkerze |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA231/2011 | 2011-02-21 | ||
ATA231/2011A AT510582B1 (de) | 2011-02-21 | 2011-02-21 | Zündkerze |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012113001A1 true WO2012113001A1 (de) | 2012-08-30 |
Family
ID=45833053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/AT2012/000036 WO2012113001A1 (de) | 2011-02-21 | 2012-02-20 | Zündkerze |
Country Status (10)
Country | Link |
---|---|
US (1) | US9077156B2 (de) |
EP (1) | EP2678908B8 (de) |
AT (1) | AT510582B1 (de) |
AU (1) | AU2012220325B2 (de) |
BR (1) | BR112013020577B1 (de) |
CA (1) | CA2826796C (de) |
DK (1) | DK2678908T3 (de) |
ES (1) | ES2543014T3 (de) |
PT (1) | PT2678908E (de) |
WO (1) | WO2012113001A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021213239A1 (de) | 2021-11-24 | 2023-05-25 | Robert Bosch Gesellschaft mit beschränkter Haftung | Zündkerze |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9285120B2 (en) * | 2012-10-06 | 2016-03-15 | Coorstek, Inc. | Igniter shield device and methods associated therewith |
DE102014117714B4 (de) * | 2014-12-02 | 2016-06-09 | Federal-Mogul Ignition Gmbh | Zündkerze für eine mit Gas betriebene Brennkraftmaschine |
DE102016120984B4 (de) | 2016-11-03 | 2018-10-18 | Federal-Mogul Ignition Gmbh | Vorkammerzündkerze für eine mit Gas betriebene Brennkraftmaschine und Verfahren zu deren Herstellung |
US10669944B2 (en) * | 2016-11-16 | 2020-06-02 | General Electric Company | Cooling shrouds |
CN116267027A (zh) * | 2020-08-21 | 2023-06-20 | 联邦-富豪燃气有限责任公司 | 火花塞电极及其制造方法 |
DE102020211356A1 (de) | 2020-09-10 | 2022-03-10 | Robert Bosch Gesellschaft mit beschränkter Haftung | Kostengünstige Vorkammerzündkerze |
DE212022000192U1 (de) | 2021-05-04 | 2024-02-20 | Federal-Mogul Ignition Gmbh | Zündkerzenelektrode |
DE102023107904A1 (de) | 2022-03-29 | 2023-10-05 | Federal-Mogul Ignition Gmbh | Zündkerze, zündkerzenelektrode und verfahren zur herstellung derselben |
US11837852B1 (en) | 2022-07-27 | 2023-12-05 | Federal-Mogul Ignition Gmbh | Spark plug electrode with electrode tip directly thermally coupled to heat dissipating core and method of manufacturing the same |
US12191637B1 (en) | 2024-06-14 | 2025-01-07 | Federal-Mogul Ignition Gmbh | Spark plug with cooling features and method of manufacturing the same |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1265329A1 (de) * | 2001-06-05 | 2002-12-11 | Jenbacher Aktiengesellschaft | Zündkerze einer Brennkraftmaschine |
WO2009059339A1 (de) | 2007-11-05 | 2009-05-14 | Christian Francesconi | Zündkerze mit masseelektrodenträger |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5971280A (ja) * | 1982-10-15 | 1984-04-21 | 金井 弘 | 点火プラグの中心電極 |
AT410150B (de) * | 2001-06-05 | 2003-02-25 | Jenbacher Ag | Zündkerze einer brennkraftmaschine |
-
2011
- 2011-02-21 AT ATA231/2011A patent/AT510582B1/de active
-
2012
- 2012-02-20 BR BR112013020577-6A patent/BR112013020577B1/pt not_active IP Right Cessation
- 2012-02-20 PT PT127086452T patent/PT2678908E/pt unknown
- 2012-02-20 ES ES12708645.2T patent/ES2543014T3/es active Active
- 2012-02-20 CA CA2826796A patent/CA2826796C/en active Active
- 2012-02-20 EP EP20120708645 patent/EP2678908B8/de active Active
- 2012-02-20 DK DK12708645.2T patent/DK2678908T3/en active
- 2012-02-20 AU AU2012220325A patent/AU2012220325B2/en not_active Ceased
- 2012-02-20 WO PCT/AT2012/000036 patent/WO2012113001A1/de active Application Filing
- 2012-02-20 US US13/985,320 patent/US9077156B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1265329A1 (de) * | 2001-06-05 | 2002-12-11 | Jenbacher Aktiengesellschaft | Zündkerze einer Brennkraftmaschine |
WO2009059339A1 (de) | 2007-11-05 | 2009-05-14 | Christian Francesconi | Zündkerze mit masseelektrodenträger |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021213239A1 (de) | 2021-11-24 | 2023-05-25 | Robert Bosch Gesellschaft mit beschränkter Haftung | Zündkerze |
Also Published As
Publication number | Publication date |
---|---|
BR112013020577A2 (pt) | 2016-10-25 |
EP2678908B8 (de) | 2015-05-06 |
PT2678908E (pt) | 2015-07-07 |
BR112013020577B1 (pt) | 2020-10-20 |
AT510582B1 (de) | 2012-05-15 |
EP2678908B1 (de) | 2015-04-01 |
AU2012220325B2 (en) | 2016-03-24 |
DK2678908T3 (en) | 2015-07-13 |
CA2826796C (en) | 2020-06-30 |
CA2826796A1 (en) | 2012-08-30 |
AT510582A4 (de) | 2012-05-15 |
AU2012220325A1 (en) | 2013-10-03 |
US9077156B2 (en) | 2015-07-07 |
US20130313960A1 (en) | 2013-11-28 |
EP2678908A1 (de) | 2014-01-01 |
ES2543014T3 (es) | 2015-08-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AT510582B1 (de) | Zündkerze | |
AT511157B1 (de) | Zündkerze | |
AT506140B1 (de) | Zündkerze | |
EP3123575B1 (de) | Vorkammerzündkerze zur zündung eines kraftstoff-luft-gemisches in einem verbrennungsmotor | |
DE69622818T2 (de) | Zündkerze zur Anwendung in einem Verbrennungsmotor | |
EP0675272B1 (de) | Vorkammerzündeinrichtung | |
EP1265329B1 (de) | Zündkerze einer Brennkraftmaschine | |
DE102015114453B4 (de) | Zündkerze für eine Brennkraftmaschine und Verfahren zur Herstellung einer Zündkerze | |
AT509313B1 (de) | Zündkerze mit loch zum einstellen | |
DE69609209T2 (de) | Zündkerze für einen Verbrennungsmotor | |
DE3533124A1 (de) | Zuendkerze mit gleitfunkenstrecke | |
DE69503763T2 (de) | Zündkerze | |
DE102014117714B4 (de) | Zündkerze für eine mit Gas betriebene Brennkraftmaschine | |
DE102023135834A1 (de) | Vorkammerzündkerze und verfahren zu deren herstellung | |
DE112020006700T5 (de) | Zündkerze | |
DE3619938A1 (de) | Zuendkerze fuer brennkraftmaschinen | |
DE102005036971B4 (de) | Zündkerze mit hohem Zündvermögen | |
DE102007050634A1 (de) | Zündkerze | |
DE60222797T3 (de) | Zündkerze | |
DE102019101690B4 (de) | Zündkerze | |
WO2009059340A1 (de) | Zündkerze mit edelmetallbeschichtung | |
DE602004003972T2 (de) | Zündkerze | |
DE102019109681B4 (de) | Zündkerze einer Verbrennungskraftmaschine | |
EP1006630B1 (de) | Brennkammer für ein Kraftfahrzeug | |
DE3935174A1 (de) | Langlebensdauerzuendkerze |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 12708645 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2012708645 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: 2826796 Country of ref document: CA |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13985320 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2012220325 Country of ref document: AU Date of ref document: 20120220 Kind code of ref document: A |
|
REG | Reference to national code |
Ref country code: BR Ref legal event code: B01A Ref document number: 112013020577 Country of ref document: BR |
|
ENP | Entry into the national phase |
Ref document number: 112013020577 Country of ref document: BR Kind code of ref document: A2 Effective date: 20130813 |