GB2404422B - Spark plug - Google Patents
Spark plugInfo
- Publication number
- GB2404422B GB2404422B GB0317671A GB0317671A GB2404422B GB 2404422 B GB2404422 B GB 2404422B GB 0317671 A GB0317671 A GB 0317671A GB 0317671 A GB0317671 A GB 0317671A GB 2404422 B GB2404422 B GB 2404422B
- Authority
- GB
- United Kingdom
- Prior art keywords
- spark plug
- spark
- plug
- 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.)
- Expired - Fee Related
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
- H01T13/02—Details
- H01T13/14—Means for self-cleaning
-
- 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
- H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
-
- 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
- H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
- H01T13/32—Sparking plugs characterised by features of the electrodes or insulation characterised by features of the earthed electrode
-
- 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
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0317671A GB2404422B (en) | 2003-07-29 | 2003-07-29 | Spark plug |
EP04743145A EP1671405B1 (en) | 2003-07-29 | 2004-06-30 | Spark plug |
PCT/GB2004/002797 WO2005015702A1 (en) | 2003-07-29 | 2004-06-30 | Spark plug |
DE602004003972T DE602004003972T2 (en) | 2003-07-29 | 2004-06-30 | SPARK PLUG |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0317671A GB2404422B (en) | 2003-07-29 | 2003-07-29 | Spark plug |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0317671D0 GB0317671D0 (en) | 2003-09-03 |
GB2404422A GB2404422A (en) | 2005-02-02 |
GB2404422B true GB2404422B (en) | 2006-07-05 |
Family
ID=27799357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0317671A Expired - Fee Related GB2404422B (en) | 2003-07-29 | 2003-07-29 | Spark plug |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1671405B1 (en) |
DE (1) | DE602004003972T2 (en) |
GB (1) | GB2404422B (en) |
WO (1) | WO2005015702A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7975665B2 (en) | 2007-02-23 | 2011-07-12 | Ngk Spark Plug Co., Ltd. | Spark plug and internal combustion engine provided with the same |
WO2008117606A1 (en) | 2007-03-26 | 2008-10-02 | Ngk Spark Plug Co., Ltd. | Spark plug |
EP3739701B1 (en) * | 2009-05-07 | 2024-04-03 | Niterra Co., Ltd. | Spark plug |
US8823251B2 (en) | 2012-07-06 | 2014-09-02 | Denso International America, Inc. | Partial shroud of spark plug for ground electrode heat dispersion |
JP2017157451A (en) * | 2016-03-02 | 2017-09-07 | 日本特殊陶業株式会社 | Ignition plug |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4487177A (en) * | 1982-03-23 | 1984-12-11 | Nissan Motor Company, Limited | Apparatus and method for starting a diesel engine using plasma ignition plugs |
US5612586A (en) * | 1994-06-30 | 1997-03-18 | Robert Bosch Gmbh | Spark plug for internal combustion engines |
US5623179A (en) * | 1995-12-04 | 1997-04-22 | Buhl; Richard | Multi fire spark plug |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB188874A (en) * | 1921-10-26 | 1922-11-23 | William Henry Shute | Improvements in or relating to sparking plugs of internal combustion engines |
CA1010329A (en) * | 1973-10-01 | 1977-05-17 | Harry E. Franks | Spark plug |
DE10015916A1 (en) * | 2000-03-30 | 2001-10-04 | Bosch Gmbh Robert | Spark plug for internal combustion engine, includes shaded zone on insulator foot in region of intermediate space, to provide shaded zone in radial direction |
GB0127218D0 (en) * | 2001-11-13 | 2002-01-02 | Federal Mogul Ignition Uk Ltd | Spark plug |
-
2003
- 2003-07-29 GB GB0317671A patent/GB2404422B/en not_active Expired - Fee Related
-
2004
- 2004-06-30 WO PCT/GB2004/002797 patent/WO2005015702A1/en active IP Right Grant
- 2004-06-30 DE DE602004003972T patent/DE602004003972T2/en not_active Expired - Lifetime
- 2004-06-30 EP EP04743145A patent/EP1671405B1/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4487177A (en) * | 1982-03-23 | 1984-12-11 | Nissan Motor Company, Limited | Apparatus and method for starting a diesel engine using plasma ignition plugs |
US5612586A (en) * | 1994-06-30 | 1997-03-18 | Robert Bosch Gmbh | Spark plug for internal combustion engines |
US5623179A (en) * | 1995-12-04 | 1997-04-22 | Buhl; Richard | Multi fire spark plug |
Also Published As
Publication number | Publication date |
---|---|
WO2005015702A1 (en) | 2005-02-17 |
DE602004003972D1 (en) | 2007-02-08 |
EP1671405A1 (en) | 2006-06-21 |
DE602004003972T2 (en) | 2007-10-11 |
EP1671405B1 (en) | 2006-12-27 |
GB2404422A (en) | 2005-02-02 |
GB0317671D0 (en) | 2003-09-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20090729 |