EP1216384B1 - Glühstiftkerze - Google Patents
Glühstiftkerze Download PDFInfo
- Publication number
- EP1216384B1 EP1216384B1 EP20000967518 EP00967518A EP1216384B1 EP 1216384 B1 EP1216384 B1 EP 1216384B1 EP 20000967518 EP20000967518 EP 20000967518 EP 00967518 A EP00967518 A EP 00967518A EP 1216384 B1 EP1216384 B1 EP 1216384B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- glow plug
- switch
- drive circuit
- housing
- glow
- 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.)
- Revoked
Links
Images
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
-
- 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
Definitions
- the present invention relates to a glow plug, such as in incandescent systems consisting of control unit and Glow plug, for self-igniting internal combustion engines for Commitment comes.
- Glow plugs are for example from DE-OS 28 02 625 known.
- Such a glow plug consists of a tubular metallic housing that sits on its outer circumference carries a thread, with the help of Glow plug is screwed into the cylinder.
- At the combustion chamber end of the housing of the glow plug includes a glow plug cantilevered from the housing so that it at a glow plug installed in the engine in the combustion chamber protrudes.
- a heater in the glow plug arranged, the combustion chamber side for the ground connection with the closed bottom of the glow plug and distant from the combustion chamber contacted a contact pin with the supply voltage is.
- Ceramic glow plugs are also known the part of the ceramic protruding into the combustion chamber consists. In the known glow systems, the current is passed through the heating device from a glow control unit via a Switch (relay, power transistor) in the control unit on or switched off.
- the glow plug comprises a ceramic tube which is in a tubular body is attached.
- a coil comprises a heating coil and a control coil.
- the heating coil is in contact with the inner surface of the ceramic tube arranged.
- the control coil forms a current control and is not in contact with the inner surface of the ceramic tube.
- Current control includes a positive one Temperature resistance coefficient and is with the coil and a connecting bolt connected. The resistance of the current control increases steeply above one Specific temperature to cut off the coil power supply.
- the glow plug with the characteristic features of the Main claim has over the known arrangement Advantage that the switch for switching the on and off Glow current integrated in the housing of the glow plug is. Because this switch only the current of a single candle switches, it can be made relatively small. Through the Arrangement close to the candle thread and the good ones Coupling to the cylinder head is essential for the operation of the Candle with cold engine before starting or in the Warm-up phase also ensures good cooling. At the Intermediate glow during extended engine overrun the temperature at the candle thread via the water cooling Motor safely limited.
- the glow timer control ensures in the glow plug on the control coil, the due to their positive resistance coefficient ensures that the annealing temperature is not inadmissible high values are achieved, are waived.
- Another An advantage results from the use of a semiconductor chip as switching means. By installing in the housing of the Glow plug, the chip is sufficient in front of outside Influences protected, so that when installing the semiconductor switch the standard in the glow plug Transistor housings can be omitted and thus costs are reduced become.
- Figures 1 to 5 each show in section Illustration of a glow plug for a self-igniting Internal combustion engine, the basic structure of all Embodiments in Figures 1 to 5 is the same, which is why the basic structure is only explained once should.
- the inventive design of the integrated Switching unit in the embodiments of the figures 1 to 5 is different, should then directly in connection with the respective figure will be explained.
- the basic structure of a glow plug according to FIGS. 1 to 5 consists of a tubular metallic housing 10, in the longitudinal bore of a glow plug 11 with a part its length is introduced sealingly.
- Glow plug 11 consists of a closed end on the combustion chamber side Glow tube 12, in which one in the axial direction Heater extends from a combustion chamber side arranged heating coil 14 and a distant from the combustion chamber arranged control coil 15 there.
- the well-known Heating coils are here for simplification as resistors shown.
- the heater is in insulating material 16 embedded and so opposite the wall of the glow tube 12 isolated. Structure and mode of operation of such Glow plugs are already sufficient from the beginning known prior art and are not intended here be explained in more detail.
- the glow plug according to the invention shown in Figure 1 is in the housing 10 on the side facing away from the combustion chamber Switch unit arranged in a housing 300.
- a switch is provided by the Current flow through the heater 13 on or can be turned off.
- the switching unit 300 is over Plug contacts 301 connected to leads 19, via the a supply voltage and signals one not here shown control unit are supplied. Is essential doing that within the housing 10 one for use suitable temperature of semiconductor circuits. This results from the fact that the housing Current passing through the wall of a cylinder Represents internal combustion engine and such cylinders (in the Usually cooled by water cooling). Since that Housing in direct contact with the wall of the cylinder is also the housing 10 and the interior of the Housing cooled. Semiconductor circuits for the switch according to the invention in the area or interior of the Housing are used.
- the contacting of the control coil 15 is carried out on the Side facing away from the combustion chamber by a metallic Connecting element 120.
- a metallic connecting element 120 is shown, which on the side of the candle facing away from the combustion chamber, i.e. towards the connecting lines 19 a flattened Area.
- the switching unit 300 arranged with a metallic conductive layer, for example a solder or a conductive adhesive, with the flattened side of the Connecting element 120 is connected.
- the switching unit 300 consists of a simplification a transistor that has a metallic underside Has drain connection and two terminal lugs 301, which then connected to the source and gate of the transistor stand.
- FIG. A second exemplary embodiment is shown in FIG. in which the switching unit as an unencapsulated silicon chip 302 is trained. Silicon chip 302 is on one insulating layer 304 arranged so that the bottom of the silicon chip compared to the flattened area of the Connection element 120 is electrically isolated. The Connection to the connecting lines 19 is through bond wires 303 manufactured. Also by bond wires 303 from the Top silicon chip 302 an electrical connection to the Connecting element 120 made.
- FIG. 3 shows a further embodiment of the Glow plug according to the invention shown.
- the connecting element 120 is designed as it is for FIG. 1 was described with a round part for contacting the control coil 15 and with a flattened to the rear Part on which, according to FIG. 3, a semiconductor chip 302 without a housing is applied.
- Contacting the Connection line 19 is here again made by bond wires 303 attached to the top of the semiconductor chip 302 are and so a connection to the connecting lines 19th create.
- the electrical contact to the metallic Connecting element 120 is made simply in that the Semiconductor chip 302 with its back directly on the area flattened to the rear of the metallic Connecting element 120 is applied.
- the semiconductor chip 302 includes a power transistor whose drain connection is formed by the back of the semiconductor chip 302.
- the example according to FIG. 4 differs from that Example according to Figure 3 only in that the last piece the leads 19 is formed so that it is immediate can be attached to the surface of the chip 302. This can be done, for example, that the last piece of the leads 19 are formed as thin sheets, the through corresponding solder points 305 directly with the Surface of a semiconductor chip 302 can be soldered.
- a connecting element 120 is used in FIG. 5, which is completely rotationally symmetrical and on which the A completely flattened side facing away from the combustion chamber Side.
- On this flattened side is the Semiconductor chip 302 applied, so that again electrical contact between the bottom of the Semiconductor chips 302 and the connecting element 120 will be produced.
- On top of semiconductor chip 302 solder balls 305 are in turn provided for Contacting the leads 19 are used.
- FIG. 6 shows a block diagram of the whole Glow system consisting of control unit 60 and glow plugs 61.
- the control unit 60 is here with the glow plug 61 a common line 19 connected.
- the Glow plugs via a further line 19 with the Supply voltage 200 connected.
- FIG. 7 shows the equivalent circuit diagram of a glow plug Figure 6.
- a switch 70 is connected to the one terminal with the Supply voltage 200 and on the other side in series with the control coil 15 and the heating coil 14 against one Ground connection 201 switched.
- the switch 70 is a corresponding line from a control circuit 73 opened or closed, the drive circuit 73 Corresponding signals from control unit 60 via line 19 receives. Furthermore, the drive circuit 73 receives from the Supply connection 200 an operating current.
- the glow plugs described in Figures 1 to 7 thus have three electrical connections, the Ground connection 201 usually through the housing 10 is realized.
- the supply connection 200 provides the electrical current is available, which via the switch 70 which supplies electrical energy for heating.
- the Switching state of the switch 70 is ultimately a third electrical connection determined. Usually you can commercial p- or n-channel power MOS fets for the Switch 70 are used.
- the drive circuit 73 and the switch 70 are integrated on a semiconductor chip.
- the connecting line 19 between the control unit 60 and the glow plugs 61 can also be used for the backflow of Information from glow plugs 61 to control unit 60 be used.
- the control circuit 73 is then with to equip accordingly more intelligence, i.e. she must then be able to get certain information from the individual glow plug back to the control unit 60 transfer.
- This function can also only be used, for example Diagnostics are activated, i.e. in a special Operating status there is an individual query of the individual glow plugs 61 with respect to those of them perceived functions.
- the glow plugs 61 have only one Connection on with which they then via line 19 with the Control unit 60 are connected.
- the control unit 60 provides via line 19, which is responsible for the operation of glow plugs 61 necessary operating energy available.
- the control signal for the circuit is additionally on line 19 modulated.
- both the switch 70 are like also the evaluation circuit 73 with the one connecting line connected.
- there is always on line 19 Voltage level at which the glow plugs operate 61 is sufficient, with additional Voltage pulses the drive circuit 73 recognizes that now the switch 70 is to be operated. This can for example by bit sequences or frequency signals take place, which are then recognized by the control circuit 73 become.
- a simple example can be that usual voltage level simply a higher frequency signal is superimposed, which is then driven by the control circuit 73 is recognized and leads to the switch 70 being closed.
- FIG Circuit example shown which from a terminal 200 for the operating voltage and a line 19 for the Control signals emanating from control unit 60.
- the switching unit 73 receives the control signals from control unit 60 and one here Supply voltage from terminal 200.
- Switch 70 is here in series to the power supply 200 to the heating coil 14 and the ground terminal 201.
- the function of the control coil lies in the Current flow through the heating coil 14 after a certain Limit warm-up period. This is done in that for the control coil a material is chosen whose resistance increases with increasing temperature.
- an intelligent control circuit 73 in the immediate vicinity of the actual heating element can Function of the control coil by the control circuit 73 be taken over. It can then on the semiconductor chip a temperature measuring element can be arranged, which the Glow plug temperature measured.
- the temperature of the Glow plug at the location of the semiconductor chip depends on the Temperature at the tip of the glow plug, so that through the temperature measured on the semiconductor chip to the temperature the tip of the glow plug can be closed.
- Further Possibilities of determining the temperature of the Glow plug consist of measuring the temperature of the Schubs.
- the temperature of the heating pin can be measured if the heating resistor is a temperature dependency of resistance. It can then be measured by Resistance of the heating element is the temperature of the glow plug be determined.
- Temperature-sensitive measuring elements are provided, which in Area of the heating element can be arranged.
- the Drive circuit is then designed so that it in Depending on the measured temperature the current flow limited by the heating coil 14. For example by pulse modulation, i.e. the Drive circuit 73 is dependent on Temperature curve open or close switch 70 a desired temperature on the heating coil 14 adjust. This measure would therefore result in the construction the glow plug can be significantly simplified.
- one Temperature measurement can also be done by the current flow through the Heating coil, current flow through the heating coil integrated over of time, resistance of the heating coil or other methods indirectly concluded on the temperature of the glow plugs become. These methods are therefore technically equivalent.
- FIG. 10 A further embodiment of the Shown glow plug according to the invention, wherein in the figure 10 a so-called ceramic glow plug is shown.
- a ceramic glow plug there is Glow tube 11 from a first and second conductive ceramic layer 501, 502 between which an insulating ceramic layer 503 is arranged.
- the glow tube 11 is in turn on End held away from the combustion chamber by a housing 10.
- the chip 202 is again vertical transistor arranged, which has a current flow of the top of the chip 202 to the bottom of the chip 202 enables so that an electrical current via the chip 202 can be fed into the first conductive layer 501.
- All the ceramic layers are here with one superficial thin layer of glass covered only in Area under silicon chip 302 and in one Contact area 505, in which an electrical contact between the second conductive ceramic layer 502 and the Housing 10 is made is removed. Because of for used the manufacture of ceramic glow plugs Technologies, these candles are especially for taking of silicon chips.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Resistance Heating (AREA)
- Control Of Resistance Heating (AREA)
- Portable Nailing Machines And Staplers (AREA)
Description
Claims (9)
- Glühstiftkerze für eine selbstzündende Brennkraftmaschine, mit einem in einen Brennraum der Brennkraftmaschine hineinragenden elektrischen Heizelement, mit einer Stromdurchführung (10) mit dem ein Heizstrom für das Heizelement durch eine Öffnung im Brennraum hindurchgeführt wird, dadurch gekennzeichnet, daß im Bereich der Stromdurchführung (10) ein durch ein Signal gesteuerter Schalter angeordnet ist, und daß durch Öffnen und Schließen des Schalters der Heizstrom steuerbar ist.
- Glühstiftkerze nach Anspruch 1, dadurch gekennzeichnet, daß im Bereich der Stromdurchführung (10) eine Ansteuerschaltung (73) für den Schalter angeordnet ist, und daß durch die Ansteuerschaltung (73) ein Signal zum Öffnen und Schließen des Schalters erzeugbar ist.
- Glühstiftkerze nach Anspruch 2, dadurch gekennzeichnet, daß zwei Zuleitungen (19) vorgesehen sind, daß eine erste Zuleitungen (19) mit einem Anschluß für eine Versorgungsspannung für den Heizstom verbindbar ist, und daß eine zweite Leitung (19) mit der Ansteuerschaltung (73) verbunden ist, und daß über die zweite Leitung (19) ein Steuersignal für die Ansteuerschaltung (73) anlegbar ist.
- Glühstiftkerze nach Anspruch 2, dadurch gekennzeichnet, daß ein Eingang für eine Leitung (19) vorgesehen ist, daß der Eingang mit dem Schalter (70) und der Ansteuerschaltung (73) verbunden ist, daß über den Eingang eine Betriebsspannung und gleichzeitig ein Steuersignal für die Ansteuerschaltung (73) anlegbar ist.
- Glühstiftkerzen nach Anspruch 2 bis 4, dadurch gekennzeichnet, daß die Ansteuerschaltung (73) ein Mittel zur Bestimmung der Temperatur des Heizelements enthält, und daß in Abhängigkeit vom Signal dieses Mittels der Heizstrom gesteuert wird.
- Glühstiftkerze nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß das Heizelement als metallischer oder keramischer Glühstift (11) ausgebildet ist.
- Glühstiftkerze nach Anspruch 6, dadurch gekennzeichnet, daß der Glühstift (11) mittels eines Gehäuses (10) in der Öffnung des Brennraums befestigbar ist und daß das Gehäuse (10) gleichzeitig ein Gehäuse für den Schalter (70) bzw. die Ansteuereinheit (73) darstellt.
- Glühstiftkerze nach Anspruch 7, dadurch gekennzeichnet, daß Schalter (70) und Ansteuerschaltung (73) auf einem Chip integriert sind.
- Glühstiftkerze nach Anspruch 8, dadurch gekennzeichnet, daß der Chip ohne eine Verpackung im Gehäuse (10) eingebracht ist.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19944193A DE19944193A1 (de) | 1999-09-15 | 1999-09-15 | Glühstiftkerze |
DE19944193 | 1999-09-15 | ||
PCT/DE2000/002730 WO2001020229A1 (de) | 1999-09-15 | 2000-08-12 | Glühstiftkerze |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1216384A1 EP1216384A1 (de) | 2002-06-26 |
EP1216384B1 true EP1216384B1 (de) | 2004-10-27 |
Family
ID=7922103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20000967518 Revoked EP1216384B1 (de) | 1999-09-15 | 2000-08-12 | Glühstiftkerze |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP1216384B1 (de) |
JP (1) | JP4605735B2 (de) |
KR (1) | KR100709910B1 (de) |
BR (1) | BR0014006A (de) |
CZ (1) | CZ2002845A3 (de) |
DE (2) | DE19944193A1 (de) |
HU (1) | HU224254B1 (de) |
PL (1) | PL195184B1 (de) |
SK (1) | SK286219B6 (de) |
WO (1) | WO2001020229A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2768276A4 (de) * | 2011-10-11 | 2015-07-01 | Denso Corp | Heizvorrichtung |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SI21857A (sl) * | 2004-07-19 | 2006-02-28 | Cosylab, D.O.O. | Zarilna svecka z integriranim krmilnikom |
JP4225273B2 (ja) | 2004-11-25 | 2009-02-18 | 株式会社デンソー | グロープラグ |
DE102006005710A1 (de) * | 2006-02-08 | 2007-08-09 | Robert Bosch Gmbh | Vorrichtung und Verfahren zur Steuerung wenigstens einer Glühkerze eines Kraftfahrzeugs |
JP5948740B2 (ja) * | 2011-06-01 | 2016-07-06 | 株式会社デンソー | 制御部一体型グロープラグとその通電制御方法 |
JP5720452B2 (ja) * | 2011-07-12 | 2015-05-20 | 株式会社デンソー | 発熱体通電制御装置 |
JP5817688B2 (ja) | 2011-11-17 | 2015-11-18 | 株式会社デンソー | グロープラグ通電制御装置 |
DE102013201048B4 (de) * | 2013-01-23 | 2015-08-13 | Robert Bosch Gmbh | Glühstiftkerze |
DE102013225267B4 (de) * | 2013-12-09 | 2018-01-18 | Robert Bosch Gmbh | Glühkerze mit einem Glühelement und einem Brennraumdrucksensor |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2802625C3 (de) * | 1978-01-21 | 1985-07-18 | BERU Ruprecht GmbH & Co KG, 7140 Ludwigsburg | Glühkerze |
JPS5949374A (ja) * | 1982-09-15 | 1984-03-21 | Nippon Denso Co Ltd | グロ−プラグの通電装置 |
DE3327773A1 (de) * | 1983-05-13 | 1984-11-15 | Robert Bosch Gmbh, 7000 Stuttgart | Einrichtung zur kraftstoffeinspritzung in brennraeume |
JPS63182280U (de) * | 1987-05-19 | 1988-11-24 | ||
JPH07167433A (ja) * | 1993-12-13 | 1995-07-04 | Isuzu Ceramics Kenkyusho:Kk | 自己電流制御形グロープラグ |
JPH07305845A (ja) * | 1994-05-13 | 1995-11-21 | Isuzu Ceramics Kenkyusho:Kk | 自己制御型セラミツクス・グロープラグ |
KR19980028424A (ko) * | 1996-10-22 | 1998-07-15 | 김영귀 | 디젤 엔진용 글로우 플러그 및 그 제조방법 |
DE19842148C2 (de) * | 1998-09-15 | 2002-02-07 | Beru Ag | Ionenstrom-Meßglühkerze für Brennkraftmaschinen und Anordnung zum Glühen und/oder Ionenstrommessen mit einer derartigen Glühkerze |
DE19852485C2 (de) * | 1998-11-13 | 2002-09-19 | Beru Ag | Glühkerze und Steckanschluss für eine Glühkerze |
-
1999
- 1999-09-15 DE DE19944193A patent/DE19944193A1/de not_active Ceased
-
2000
- 2000-08-12 WO PCT/DE2000/002730 patent/WO2001020229A1/de not_active Application Discontinuation
- 2000-08-12 PL PL00353996A patent/PL195184B1/pl not_active IP Right Cessation
- 2000-08-12 JP JP2001523573A patent/JP4605735B2/ja not_active Expired - Fee Related
- 2000-08-12 CZ CZ2002845A patent/CZ2002845A3/cs unknown
- 2000-08-12 KR KR1020027003309A patent/KR100709910B1/ko not_active IP Right Cessation
- 2000-08-12 BR BR0014006-6A patent/BR0014006A/pt not_active IP Right Cessation
- 2000-08-12 SK SK353-2002A patent/SK286219B6/sk not_active IP Right Cessation
- 2000-08-12 HU HU0202564A patent/HU224254B1/hu not_active IP Right Cessation
- 2000-08-12 EP EP20000967518 patent/EP1216384B1/de not_active Revoked
- 2000-08-12 DE DE50008442T patent/DE50008442D1/de not_active Revoked
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2768276A4 (de) * | 2011-10-11 | 2015-07-01 | Denso Corp | Heizvorrichtung |
Also Published As
Publication number | Publication date |
---|---|
DE50008442D1 (de) | 2004-12-02 |
JP4605735B2 (ja) | 2011-01-05 |
PL353996A1 (en) | 2003-12-15 |
DE19944193A1 (de) | 2001-04-19 |
WO2001020229A1 (de) | 2001-03-22 |
HU224254B1 (hu) | 2005-07-28 |
SK286219B6 (sk) | 2008-05-06 |
EP1216384A1 (de) | 2002-06-26 |
BR0014006A (pt) | 2002-05-21 |
KR20020035596A (ko) | 2002-05-11 |
SK3532002A3 (en) | 2002-12-03 |
KR100709910B1 (ko) | 2007-04-24 |
CZ2002845A3 (cs) | 2002-09-11 |
HUP0202564A2 (en) | 2002-12-28 |
JP2003509652A (ja) | 2003-03-11 |
PL195184B1 (pl) | 2007-08-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE4005609B4 (de) | Verfahren und Vorrichtung zur Funktionsüberwachung eines elektrischen Verbrauchers | |
EP1216384B1 (de) | Glühstiftkerze | |
EP0189086B1 (de) | Glühelement | |
EP1001220B1 (de) | Stabglühkerze | |
DE102010039875A1 (de) | Verfahren und Vorrichtung zum Betreiben eines Starters eines Fahrzeugs | |
DE3501003A1 (de) | Regler fuer wasserheizeinrichtung mit externer waermequelle | |
DE19842148C2 (de) | Ionenstrom-Meßglühkerze für Brennkraftmaschinen und Anordnung zum Glühen und/oder Ionenstrommessen mit einer derartigen Glühkerze | |
DE102010063744A1 (de) | Schaltungsanordnung und Verfahren zur Anlaufstrombegrenzung bei einem Starter | |
DE4414609B4 (de) | Einrichtung zur Ansteuerung eines Verbrauchers | |
DE102005002796B4 (de) | Ventilvorrichtung | |
DE2825830A1 (de) | Zuendeinrichtung fuer brennkraftmaschinen | |
DE102005019802A1 (de) | Vorrichtung zum Übertragen von Signalen von mehreren Sitzkontaktschaltern mehrerer Kraftstoffeinspritzventile | |
WO2001006117A1 (de) | Elektronisches zündsystem für brennkraftmaschinen | |
EP0279042B2 (de) | Vorrichtung zum Schonen von Relaiskontakten | |
DE102005007329B3 (de) | Kraftstoffeinspritzventil für eine Brennkraftmaschine mit einem Düsennadel-Anschlagschalter | |
DE19850519A1 (de) | Zündvorrichtung für eine Brennkraftmaschine | |
DE102013201048B4 (de) | Glühstiftkerze | |
DE102018102382A1 (de) | Beheizbares elektromagnetisches Stellsystem sowie Verfahren | |
DE2804292A1 (de) | Steuereinrichtung fuer kontaktlose zuendanordnung | |
DE3742102A1 (de) | Verfahren zum regeln eines heizelementes und heizelement zur durchfuehrung dieses verfahrens | |
EP0716310A2 (de) | Schaltungsanordnung zur Ansteuerung und Überwachung elektrischer Lasten in einem Kraftfahrzeug | |
EP1388869B1 (de) | Prüfschaltung für eine Zündspule und Verfahren zum Prüfen einer Zündspule | |
DE10240208B4 (de) | Heizgerät mit einem Detektor | |
DE4130200C2 (de) | Steuervorrichtung eines Scheinwerferreinigungssystems | |
DE10015277B4 (de) | Vorrichtung zur Erzeugung eines Ionenstroms im Verbrennungsraum eines Dieselmotors sowie eine Glühkerze |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20020415 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: BAUER, HANS-PETER Inventor name: TESCHNER, WERNER Inventor name: NEUMEISTER, JOCHEN Inventor name: LOCHER, JOHANNES BONGWOO BLDG. 5FT 31-7, 1-KA Inventor name: GEISSINGER, ALBRECHT |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE FR GB IT |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: GERMAN |
|
REF | Corresponds to: |
Ref document number: 50008442 Country of ref document: DE Date of ref document: 20041202 Kind code of ref document: P |
|
GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) |
Effective date: 20050207 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FD4D |
|
PLBI | Opposition filed |
Free format text: ORIGINAL CODE: 0009260 |
|
ET | Fr: translation filed | ||
PLAX | Notice of opposition and request to file observation + time limit sent |
Free format text: ORIGINAL CODE: EPIDOSNOBS2 |
|
26 | Opposition filed |
Opponent name: BERU AG Effective date: 20050727 |
|
PLAF | Information modified related to communication of a notice of opposition and request to file observations + time limit |
Free format text: ORIGINAL CODE: EPIDOSCOBS2 |
|
PLAB | Opposition data, opponent's data or that of the opponent's representative modified |
Free format text: ORIGINAL CODE: 0009299OPPO |
|
PLBB | Reply of patent proprietor to notice(s) of opposition received |
Free format text: ORIGINAL CODE: EPIDOSNOBS3 |
|
R26 | Opposition filed (corrected) |
Opponent name: BERU AG Effective date: 20050727 |
|
RDAF | Communication despatched that patent is revoked |
Free format text: ORIGINAL CODE: EPIDOSNREV1 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20070828 Year of fee payment: 8 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20071024 Year of fee payment: 8 Ref country code: IT Payment date: 20070827 Year of fee payment: 8 |
|
RDAG | Patent revoked |
Free format text: ORIGINAL CODE: 0009271 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: PATENT REVOKED |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20070821 Year of fee payment: 8 |
|
27W | Patent revoked |
Effective date: 20071217 |
|
GBPR | Gb: patent revoked under art. 102 of the ep convention designating the uk as contracting state |
Effective date: 20071217 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20060831 |