WO2012113002A1 - Zündkerze mit endteil - Google Patents
Zündkerze mit endteil Download PDFInfo
- Publication number
- WO2012113002A1 WO2012113002A1 PCT/AT2012/000037 AT2012000037W WO2012113002A1 WO 2012113002 A1 WO2012113002 A1 WO 2012113002A1 AT 2012000037 W AT2012000037 W AT 2012000037W WO 2012113002 A1 WO2012113002 A1 WO 2012113002A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- spark plug
- wall
- ground electrode
- combustion chamber
- plug according
- 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.)
- Ceased
Links
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
- H01T13/46—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.
- the end portion extends the spark plug housing and allows the electrode assembly to be short and compact.
- the heat dissipation from the electrodes, the current distribution, the corrosion resistance and the ignition reliability are thus considerably improved.
- a major reason for this lies in the shorter overall height or the approach of the electrodes to the insulating body.
- the ground electrode carrier seen perpendicular to the longitudinal axis of the spark plug, from the center electrode has a smaller distance than the inner surface of the wall of the chamber and at least one finger-shaped ground electrode carries with an ignition surface which at the height level of the ignition surface of the center electrode in the chamber is located, or when the ground electrode carrier seen perpendicular to the longitudinal axis of the spark plug, from the center electrode has a greater distance than the outer surface of the wall of the chamber and at least one finger-shaped ground electrode which extends through a recess in the wall into the chamber, wherein the Ignition surface of the ground electrode at the height level of the ignition surface of the center electrode is located in the chamber.
- a compact electrode structure is achieved, which is easy to manufacture and can be mounted on the end part.
- the arrangement of the 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 set with respect to power and heat conduction from the wall of the Chamber independent system. This allows a simple readjustment of the ground electrodes and it can be easily corrected the acupuncture electrode burn-off. Due to the ability to make the ground electrode carrier and the ground electrodes independently, especially as a one-piece component, and place it on the end part, 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 achieves improved heat dissipation from the ignition electrodes to the end part and 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, even if the height of the electrodes arranged at the end part is lower than in comparable conventional spark plugs.
- a particularly simple production with a stable construction of the spark plug is achieved by the special shape of the ground electrode carrier.
- the cylindrical-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, resulting in defined conditions with respect to combustion and power line.
- the structure and the assembly of the spark plug are simplified, since the cylindrical annular ground electrode carrier and also a cylinder-cylindrical cross-section having chamber in a simple manner placed on the end portion and fastened there. This advantageous attachment is achieved when the ground electrode carrier and the wall are supported by the arranged on the combustion chamber side end portion of the spark plug housing end portion.
- 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 end and / or fixed by welding in their position or these components are pushed with the closest possible fit on the end part and fixed in its desired position, in particular by welding ,
- the end part is integrally formed with the wall, wherein the ground electrode carrier is placed on the end part, plugged or screwed and / or by, optionally punctiform or seam-shaped, welding is attached or that the end part is formed integrally with the ground electrode carrier , wherein the wall surrounding the ground electrode at a distance on the end part, placed or screwed on and / or by, optionally punctiform or seam-shaped, welding is attached.
- the production of the spark plug is simplified and the spark plug housing is extended at the same spark plug total length. It results in the same length of the spark plug better heat dissipation from the ground electrode and the wall in the spark plug housing and the risk of Glühzünditch is reduced.
- the ground electrode carrier could additionally be fastened on the combustion chamber end region of the spark plug housing.
- the ground electrode carrier is perpendicular to the longitudinal axis of the spark plug, has an at least partially circular cross-section or is formed by a cylinder ring and / or the at least one ground electrode and the ground electrode carrier are integrally formed or joined together by welding.
- Wall passage openings are formed for the passage of the fuel gas.
- 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 to each other around the center electrode and / or if each of the ground electrode outgoing ground electrode at least in Partial regions of their longitudinal extent has a 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 grounding electrode and the center electrode is formed.
- a simple structure results when on the two concentric Endab ratesn of the end portion in each case an external thread and on the inner wall surface of the Wall and / or on the inner wall surface of the ground electrode carrier in each case adapted to the respective external thread internal thread is formed and / or if the ground electrode carrier and the cylindrical wall are formed concentrically to form the predetermined distance and optionally a height offset to each other and / or if the cylindrical wall and / or the ground electrode carrier is attached to the respective end paragraph and fixed there by welding.
- 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 parallel to the direction of the longitudinal axis of the spark plug running, preferably parallel slits is formed, through which the Ground electrodes are guided into the interior of the chamber, wherein the slots optionally extend from the combustion chamber side end face of the wall to the level range of the end side of the end portion.
- the ground electrodes have a shielding effect and between the ground electrodes and the adjacent slot surfaces, a certain desired circulation of the gas can be maintained, which helps to cool the electrodes. This avoids excessive heat build-up and counteracts pre-ignition.
- the spark plug according to the invention is a special embodiment of a shield spark plug.
- the wall can be better cooled by the gas to be burned.
- the center electrode has a number of radially outwardly outgoing, preferably centrically symmetrically formed electrodes which have an ignition surface in their respective end region which in each case opposes an ignition surface of a ground electrode.
- An advantageous embodiment of the end portion provides that the patch on the end portion of the spark plug housing end portion is rotationally symmetrical, preferably cylindrical, and arranged centrally 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 surrounds the base region of the center electrode.
- 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.
- Fig. 4a shows a possible embodiment of a spark plug without an end part.
- 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 an attached end part, which is made in one piece with the wall of the chamber, wherein the ground electrode carrier is welded to this end part.
- 5 and 6 show embodiments of spark plugs in which the ground electrodes or the ground electrode carrier are located within the wall on an end portion or are integrally connected to the end portion.
- FIGS. 7 to 9 show embodiments of spark plugs having an end part placed on the spark plug housing and electrodes surrounded by an antechamber.
- 10 and 11 show a spark plug with an annular sleeve arranged
- 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 On this base center electrode 3a of the spark plug, the center electrode 3 having at least one ignition surface 12 is mounted.
- the ignition surfaces 12 are on projecting protrusions of the center electrode.
- at least one ground electrode 4 carried by a ground electrode carrier 6 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 supported by an end portion 60 attached to the spark plug body 2, and is fixed thereto.
- the ground electrodes 4 each extend in the form of a finger with a section 41 away from the ground electrode carrier 6 and are fastened, preferably welded, to the carrier 6.
- 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 end portion 60 For attachment of the ground electrode carrier 6 at the end portion 60 is provided that the end portion 60 has two concentric cylindrical end heels 17, 18, of which the inner end paragraph 17 dominates the outer end paragraph 18 toward 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 shield or an open chamber and the spark plug according to the invention can also be referred to as a shielding spark plug.
- the ground electrode carrier 6 and in particular also the portion 41 of each of the ground electrode 4 departing from the ground electrode carrier 6 are at a distance from the outer surface 7 of the wall 8 chamber 5, possibly offset with respect to the center electrode 3 down towards 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 ground electrodes 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.
- a simple structure and a simple production of the parts arise when the wall 8 of the combustion chamber side open swirl chamber 5 and the ground electrode carrier 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 from
- Ground electrode support 6 is bent to form the center electrode 3 in the form of a Zünd vomicos 51 to form a parallel to the wall 8 extending portion 41 and ends in front of the center electrode 3.
- slots 50 are formed in the wall 8 to slots 50 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 end portion 60, 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 centrally symmetrically arranged ignition surfaces 12, to each of which an ignition surface 26 faces a ground electrode 4.
- the noble metal alloy can also be applied or welded onto cantilevered regions 48 of the cylindrical part of the center electrode 3 in the form of noble metal flakes 40 ' or melted, 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.
- 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 '.
- Ground electrode supports 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.
- Spark plug housing 2 is referred to, wherein mounted on the combustion chamber end portion of the spark plug 2 of the ground electrode carrier 6 and the wall 8 on corresponding paragraphs 17, 18 of the spark plug housing 2 or in particular by welding.
- the end part 60 is placed in the form of an intermediate ring on the combustion chamber-side end region of the spark plug housing 2, for example plugged or screwed on and, if necessary, fastened by punctiform or seam-shaped welding.
- This End portion 60 is used to extend the spark plug housing 2.
- This end portion 60 carries a shoulder 18 to which the ground electrode support 6 is attached and / or welded and further carries a shoulder 17 which carries the wall 8.
- 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 which the end portion 60 is placed, 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 18 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 the respective supporting components.
- the spark plug shown in Figs. 5 and 6 has substantially the same structure as the spark plug shown in the other figures, except for the modification that the ground electrodes 4 and the ground electrode support 6 within the wall 8, and at a distance from the inner wall surface 19 of the wall 8 are located in the direction of the center electrode 3 to.
- a spark plug housing 2 is supported, wherein from the insulating body 1, a base center electrode 3a goes off, on which the center electrode 3 is placed.
- the ground electrodes 4 arranged around the center electrode 3 are supported by a ground electrode support 6 which is placed on an end shoulder 17 of the end part 60 and optionally fixed thereto by welding. On a further shoulder 18, the wall 8 is placed and optionally secured by welding.
- the ground electrode support 6 and the ground electrodes 4 are spaced apart from the inner wall surface 19 of the wall 8 by a separation of the earth electrodes 4 from the wall 8 in terms of current and heat dissipation, and the heat can be dissipated via the end portion 60 or via the latter End part 60 an exact and safe power line.
- the ground electrodes 4 may also depart from a ground electrode carrier 6 formed integrally with the end portion 60.
- the wall 8 is placed on the end portion 60 on the shoulder 18 and possibly fixed there by welding. Also in this embodiment, a shorter constructed electrode arrangement is achieved, whereby the heat and power line is favorably influenced.
- the end portion 60 surrounds the combustion chamber end portion of the insulating body 1 and / or the combustion chamber remote base part of the electrode 3.
- the integral formation of the end portion 60 and ground electrode support 6 and the ground electrodes 4 results in a simplified production of the spark plug, as on the one-piece, formed by ground electrodes 4 and end portion 60 component only the wall 8 is placed and optionally welded.
- end portion 60 it is also possible to provide other types of attachment for the end portion 60 to the spark plug housing 2 and / or to the wall 8 and / or the ground electrode supports at the end portion 60 and / or the spark plug housing 2, e.g. Pressing. In any case, the end portion 60 will not be placed on the tapered insulator body. The parts are necessarily spaced for isolation reasons. The end portion 60 surrounds the end portion of the insulating body 1 at a distance.
- the respective component (s) have no welded or soldered connection and are formed from the same material or are present as a single non-composite part or are formed from the same component.
- spark plugs with open chambers 5 are shown in FIGS. 1 to 6, spark plugs with pre-chambers 5 'are shown in Figs. 7 to 9.
- the number of openings 10 formed in the chambers 5 and pre-chambers 5 'and their shape or position can be selected or determined by the application of the spark plug.
- a spark plug in which the ground electrode carrier 6, as in Fig. 6, is integrally formed with the end portion 60.
- the combustion chamber remote end surface of the end portion 60 is placed on a shoulder 61 of the spark plug housing 2.
- this region of the end part 60 as shown at 55 in FIG. 8, can be welded to the spark plug housing 2.
- the spark plug housing 2 carries on its outer circumference a thread 51, with which it is screwed into an engine block. It is envisaged that the end portion 60 has a ring shape and is connected to the inner surface of its combustion chamber remote end portion and / or with its combustion chamber remote end surface with the spark plug housing 2 or on this, preferably on a shoulder 61, placed.
- the end region of the end part 60 remote from the combustion chamber has a combustion chamber-near end region 64 of the spark plug housing 2, optionally with the formation of a distance 56, from the outside surrounds or is connected to the outer wall surface.
- the annular gap 56 may be formed between the end region 56 of the spark plug housing 2 and the end region of the end part 60 remote from the combustion chamber.
- the insulating body 1 which surrounds the base center electrode 3 a, which the
- Electrode assembly 3 and the individual electrodes of the center electrode 3 carries is inserted into the spark plug housing 2 using a seal 52.
- the end portion 60 carries with a shoulder 58 the wall 8 of an antechamber 5 'which supports the electrodes, i. the center electrode 3 and the ground electrodes 4 and the ground electrode support 6 roofed. In the pre-chamber 5 'corresponding passage openings 10 are formed.
- a gap 53 is recessed in each case, so that the current distribution and heat dissipation are defined.
- ground electrode carrier 6 depart from the end portion 60 in the area or on the level in which the combustion chamber remote end face of the wall 8 is connected to the end portion 60 and the shoulder 58 is located.
- the ground electrode carrier 6 is made very short or squat in this embodiment and the electrodes 4 are located near the end portion 60.
- the center electrode 3 is designed such that the combustion chamber end of the
- the base center electrode 3a closes or the combustion chamber end of the base center electrode 3a does not exceed or that carried by the center electrode 3 and / or by the ground electrodes 6 electrodes 4 and / or Zündplättchen 24, the combustion chamber end of the Base center electrode 3a not project beyond the combustion chamber side.
- a short, compact construction of the electrodes is achieved, whereby the heat transfer and power distribution are favorably influenced.
- welding seams 55 to be advantageously attached are shown with which the spark plug housing 2 can be connected to the end part 60 or the end part 60 can be connected to the wall 8 of the prechamber 5 '.
- Such welds 55 may also be used to connect the center electrode 3 to the base center electrode 3a.
- the gap 53 could also be omitted or the inner surface of the wall 8 could abut against the outwardly directed surface of the ground electrode carrier 6 or be connected thereto.
- the formation of a gap 53 brings defined heat and current conditions.
- 9 shows a prechamber spark plug in which the chamber 5 'has a different shape than the chamber 5' of the spark plugs according to FIGS. 7 and 8.
- the electrode arrangement 3 does not protrude beyond the base electrode 3a on the combustion chamber side out, as is the case with the spark plug according to FIG. 8. It can be seen in the spark plug according to FIG. 8 that the end part 60 has a greater height than the end part 60 of the spark plugs shown in FIGS. 7 and 9.
- the center electrode 3 projects beyond the base center electrode 3 a in FIG. 8, so that a higher electrode structure or a higher construction of the end part 60 with the mass electrode carriers 6 carried by it results.
- Sleeve 70 is extended combustion chamber side, which carries the antechamber 5 '.
- Fig. 10 shows a spark plug in which the pre-chamber 5 'is not directly supported by the spark plug housing 2, but indirectly using or use of an intermediate piece 70, this intermediate piece 70 is connected to the outer wall of the spark plug housing 2 and is supported by this and the combustion chamber-side end portion of the intermediate piece 70 carries the antechamber 5 'and is connected to the wall 8 of the antechamber 5', eg by welding, connected.
- a thread possibly present on the spark plug housing 2 can be turned off and the cylindrical intermediate piece fitted onto the spark plug housing 2 prepared in this way and fastened by welding, in particular spot welding or laser welding.
- the combustion chamber-side end portion of the intermediate piece 70 surrounds the electrodes of the spark plug and the base center electrode 3a and also the insulating body 1. It is advantageous if between the spacer 70 and the ground electrode support 6, a gap 53 is recessed to make the heat dissipation and the current flow defined.
- the placing of the intermediate piece 70 on the spark plug housing 2 takes place after mounting the electrodes on the base center electrode 3a and mounting of the end portion 60 with the ground electrode support 6 on the spark plug housing second
- the formed on the outer wall surface of the intermediate piece 70 thread 51 is designed such that the spark plug can be screwed into an engine block.
- the intermediate piece 70 can be placed on a shoulder 71 of the spark plug housing 2 or applied to this.
- a base paragraph 72 is integrally formed on the intermediate piece 70, which can also serve as a carrier for a possibly provided sealing ring 74.
- the seal 52 is provided between the spark plug housing 2 and the insulating body 1, the seal 52 is provided. Furthermore, an essay of the insulating body or of the spark plug housing 2 or the connection of these two components via a base component 73rd
- the pre-chamber 5 'does not project beyond the intermediate piece 70 in the radial direction to the spark plug longitudinal axis. Furthermore, advantageously, the wall 8 of the antechamber 5 'free of a thread.
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Abstract
Description
Claims
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR112013021147-4A BR112013021147B1 (pt) | 2011-02-21 | 2012-02-20 | Vela de ignição de um motor de combustão interna |
| CA2826807A CA2826807A1 (en) | 2011-02-21 | 2012-02-20 | Spark plug with end part |
| EP12717578.4A EP2678907B2 (de) | 2011-02-21 | 2012-02-20 | Zündkerze mit endteil |
| AU2012220326A AU2012220326A1 (en) | 2011-02-21 | 2012-02-20 | Spark plug having an end part |
| ES12717578T ES2611904T5 (es) | 2011-02-21 | 2012-02-20 | Bujía con elemento final |
| FIEP12717578.4T FI2678907T4 (fi) | 2011-02-21 | 2012-02-20 | Sytytystulppa jossa on päätyosa |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ATA230/2011A AT511157B1 (de) | 2011-02-21 | 2011-02-21 | Zündkerze |
| ATA230/2011 | 2011-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2012113002A1 true WO2012113002A1 (de) | 2012-08-30 |
Family
ID=46021941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/AT2012/000037 Ceased WO2012113002A1 (de) | 2011-02-21 | 2012-02-20 | Zündkerze mit endteil |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP2678907B2 (de) |
| AT (1) | AT511157B1 (de) |
| AU (1) | AU2012220326A1 (de) |
| BR (1) | BR112013021147B1 (de) |
| CA (1) | CA2826807A1 (de) |
| ES (1) | ES2611904T5 (de) |
| FI (1) | FI2678907T4 (de) |
| WO (1) | WO2012113002A1 (de) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016062664A (ja) * | 2014-09-16 | 2016-04-25 | 日本特殊陶業株式会社 | スパークプラグ、および、スパークプラグの製造方法 |
| DE102014117714A1 (de) | 2014-12-02 | 2016-06-02 | Federal-Mogul Ignition Gmbh | Zündkerze für eine mit Gas betriebene Brennkraftmaschine |
| EP2678907B1 (de) | 2011-02-21 | 2016-10-19 | GE Jenbacher GmbH & Co OG | Zündkerze mit endteil |
| US9742159B1 (en) | 2016-02-18 | 2017-08-22 | Federal-Mogul Ignition Gmbh | Spark plug for a gas-powered internal combustion engine and method for the manufacture thereof |
| US9929539B2 (en) * | 2013-10-29 | 2018-03-27 | Dkt Verwaltungs-Gmbh | Prechamber spark plug |
| US10273869B2 (en) | 2016-10-14 | 2019-04-30 | Caterpillar Inc. | Prechamber ignition device for internal combustion engine, and method |
| US10641159B2 (en) | 2016-09-23 | 2020-05-05 | Caterpillar Inc. | Pre-chamber assembly for fuel injector |
| US20230408555A1 (en) * | 2020-11-09 | 2023-12-21 | Greenwood-Power GmbH | Measuring device assembly |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016120984B4 (de) | 2016-11-03 | 2018-10-18 | Federal-Mogul Ignition Gmbh | Vorkammerzündkerze für eine mit Gas betriebene Brennkraftmaschine und Verfahren zu deren Herstellung |
| DE102017107728A1 (de) | 2017-04-10 | 2018-10-11 | Federal-Mogul Ignition Gmbh | Vorkammerzündkerze und Verfahren zu deren Herstellung |
| DE102020213737A1 (de) * | 2020-11-02 | 2022-05-05 | Robert Bosch Gesellschaft mit beschränkter Haftung | Vorkammer-Zündkerze |
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 (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1542631A (en) | 1923-07-13 | 1925-06-16 | Morrison Lewis | Spark plug |
| FR1001923A (fr) | 1946-07-02 | 1952-02-29 | Perfectionnement aux bougies d'allumage | |
| US2702537A (en) | 1951-08-14 | 1955-02-22 | Boeing Co | Cool core hot cavity spark plug |
| JPS5669416A (en) | 1979-11-11 | 1981-06-10 | Yariichi Hisada | Unit consisting of accessory chamber and spark plug |
| RU2154002C1 (ru) * | 1999-10-14 | 2000-08-10 | Архипов Владимир Алексеевич | Движитель, использующий энергию волн |
| JP2006144648A (ja) | 2004-11-18 | 2006-06-08 | Nissan Motor Co Ltd | 副室式火花点火内燃機関 |
| JP2008186667A (ja) | 2007-01-29 | 2008-08-14 | Denso Corp | 内燃機関用のスパークプラグ |
| DE102010004851B4 (de) | 2009-12-18 | 2014-05-28 | Federal-Mogul Ignition Gmbh | Vorkammer-Zündkerze für eine mit Gas betriebene Brennkraftmaschine |
| ES2681220T3 (es) | 2010-12-31 | 2018-09-12 | Prometheus Applied Technologies, Llc | Sistema de ignición de precámara |
| AT511157B1 (de) | 2011-02-21 | 2014-01-15 | Francesconi Christian | Zündkerze |
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2011
- 2011-02-21 AT ATA230/2011A patent/AT511157B1/de active
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2012
- 2012-02-20 ES ES12717578T patent/ES2611904T5/es active Active
- 2012-02-20 AU AU2012220326A patent/AU2012220326A1/en not_active Abandoned
- 2012-02-20 BR BR112013021147-4A patent/BR112013021147B1/pt active IP Right Grant
- 2012-02-20 EP EP12717578.4A patent/EP2678907B2/de active Active
- 2012-02-20 FI FIEP12717578.4T patent/FI2678907T4/fi active
- 2012-02-20 CA CA2826807A patent/CA2826807A1/en not_active Abandoned
- 2012-02-20 WO PCT/AT2012/000037 patent/WO2012113002A1/de not_active Ceased
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 (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2678907B2 (de) † | 2011-02-21 | 2023-06-21 | Innio Jenbacher GmbH & Co OG | Zündkerze mit endteil |
| EP2678907B1 (de) | 2011-02-21 | 2016-10-19 | GE Jenbacher GmbH & Co OG | Zündkerze mit endteil |
| US9929539B2 (en) * | 2013-10-29 | 2018-03-27 | Dkt Verwaltungs-Gmbh | Prechamber spark plug |
| US9843166B2 (en) | 2014-09-16 | 2017-12-12 | Ngk Spark Plug Co., Ltd. | Spark plug and method for manufacturing spark plug |
| JP2016062664A (ja) * | 2014-09-16 | 2016-04-25 | 日本特殊陶業株式会社 | スパークプラグ、および、スパークプラグの製造方法 |
| US9564740B2 (en) | 2014-12-02 | 2017-02-07 | Federal-Mogul Ignition Gmbh | Spark plug for a gas-powered internal combustion engine |
| DE102014117714B4 (de) * | 2014-12-02 | 2016-06-09 | Federal-Mogul Ignition Gmbh | Zündkerze für eine mit Gas betriebene Brennkraftmaschine |
| DE102014117714A1 (de) | 2014-12-02 | 2016-06-02 | Federal-Mogul Ignition Gmbh | Zündkerze für eine mit Gas betriebene Brennkraftmaschine |
| DE102017102128A1 (de) | 2016-02-18 | 2017-08-24 | Federal-Mogul Ignition Gmbh | Zündkerze für eine gasbetriebene Brennkraftmaschine und Verfahren zu deren Herstellung |
| US9742159B1 (en) | 2016-02-18 | 2017-08-22 | Federal-Mogul Ignition Gmbh | Spark plug for a gas-powered internal combustion engine and method for the manufacture thereof |
| DE102017102128B4 (de) * | 2016-02-18 | 2019-01-24 | Federal-Mogul Ignition Gmbh | Zündkerze für eine gasbetriebene Brennkraftmaschine |
| US10641159B2 (en) | 2016-09-23 | 2020-05-05 | Caterpillar Inc. | Pre-chamber assembly for fuel injector |
| US11333062B2 (en) | 2016-09-23 | 2022-05-17 | Caterpillar Inc. | Pre-chamber assembly for fuel injector |
| US10273869B2 (en) | 2016-10-14 | 2019-04-30 | Caterpillar Inc. | Prechamber ignition device for internal combustion engine, and method |
| US20230408555A1 (en) * | 2020-11-09 | 2023-12-21 | Greenwood-Power GmbH | Measuring device assembly |
| US12007416B2 (en) * | 2020-11-09 | 2024-06-11 | Greenwood-Power GmbH | Measuring device assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2012220326A1 (en) | 2013-09-26 |
| EP2678907B1 (de) | 2016-10-19 |
| AT511157B1 (de) | 2014-01-15 |
| ES2611904T3 (es) | 2017-05-11 |
| ES2611904T5 (es) | 2023-12-12 |
| EP2678907B2 (de) | 2023-06-21 |
| CA2826807A1 (en) | 2012-08-30 |
| AT511157A1 (de) | 2012-09-15 |
| FI2678907T4 (fi) | 2023-09-12 |
| BR112013021147A2 (pt) | 2019-09-17 |
| BR112013021147B1 (pt) | 2021-11-03 |
| EP2678907A1 (de) | 2014-01-01 |
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