JPS4985428A - - Google Patents
Info
- Publication number
- JPS4985428A JPS4985428A JP47128262A JP12826272A JPS4985428A JP S4985428 A JPS4985428 A JP S4985428A JP 47128262 A JP47128262 A JP 47128262A JP 12826272 A JP12826272 A JP 12826272A JP S4985428 A JPS4985428 A JP S4985428A
- Authority
- JP
- Japan
- 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.)
- Pending
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
Landscapes
- Spark Plugs (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47128262A JPS4985428A (de) | 1972-12-22 | 1972-12-22 | |
| US394523A US3870918A (en) | 1972-12-22 | 1973-09-05 | Ignition plug with auxiliary electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47128262A JPS4985428A (de) | 1972-12-22 | 1972-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4985428A true JPS4985428A (de) | 1974-08-16 |
Family
ID=14980482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47128262A Pending JPS4985428A (de) | 1972-12-22 | 1972-12-22 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3870918A (de) |
| JP (1) | JPS4985428A (de) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5633557A (en) * | 1992-09-28 | 1997-05-27 | Lindsay; Maurice E. | Anti-fouling spark plug |
| DE19503223C2 (de) * | 1995-02-02 | 2000-06-08 | Opel Adam Ag | Zündkerze für eine Brennkraftmaschine |
| JPH08222352A (ja) * | 1995-02-09 | 1996-08-30 | Ngk Spark Plug Co Ltd | 内燃機関用多極スパークプラグ |
| JP4100725B2 (ja) * | 1995-03-16 | 2008-06-11 | 株式会社デンソー | 内燃機関用スパークプラグ |
| JPH10189212A (ja) * | 1995-11-15 | 1998-07-21 | Ngk Spark Plug Co Ltd | 多極スパークプラグ |
| JP3272615B2 (ja) * | 1995-11-16 | 2002-04-08 | 日本特殊陶業株式会社 | 内燃機関のスパークプラグ |
| JP3340349B2 (ja) * | 1997-04-15 | 2002-11-05 | 日本特殊陶業株式会社 | スパークプラグ |
| DE10008830A1 (de) * | 2000-02-25 | 2001-08-30 | Bosch Gmbh Robert | Zündkerze |
| US20050127809A1 (en) * | 2003-08-20 | 2005-06-16 | Lindsay Maurice E. | Spark plug |
| US20050040749A1 (en) * | 2003-08-20 | 2005-02-24 | Lindsay Maurice E. | Spark plug |
| US20060033411A1 (en) * | 2003-08-20 | 2006-02-16 | Lindsay Maurice E | Spark plug |
| JP2006114476A (ja) * | 2004-09-14 | 2006-04-27 | Denso Corp | 内燃機関用のスパークプラグ |
| US7557496B2 (en) * | 2005-03-08 | 2009-07-07 | Ngk Spark Plug Co., Ltd. | Spark plug which can prevent lateral sparking |
| JP4970892B2 (ja) * | 2006-10-24 | 2012-07-11 | 株式会社デンソー | 内燃機関用のスパークプラグ |
| US7902733B2 (en) * | 2007-10-16 | 2011-03-08 | Thad Whitfield Posey | Uniquely designed internal combustion engine spark plug that will produce two independent ignition sparks between the spark plug electrodes for each single electrical ignition coil discharge |
| DE102007053428A1 (de) | 2007-11-09 | 2009-05-14 | Robert Bosch Gmbh | Zündkerze mit langer Lebensdauer |
| JP5031915B1 (ja) * | 2011-04-25 | 2012-09-26 | 日本特殊陶業株式会社 | スパークプラグ及びその製造方法 |
| US12021352B2 (en) * | 2020-08-07 | 2024-06-25 | EcoPower Spark, LLC | Spark plug with mechanically and thermally coupled center electrode |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1322703A (en) * | 1919-11-25 | Sfark-plucf | ||
| US1425329A (en) * | 1918-08-26 | 1922-08-08 | Adolph A Mellblom | Spark plug |
| US3725715A (en) * | 1971-07-19 | 1973-04-03 | C Krow | Spark plug |
-
1972
- 1972-12-22 JP JP47128262A patent/JPS4985428A/ja active Pending
-
1973
- 1973-09-05 US US394523A patent/US3870918A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3870918A (en) | 1975-03-11 |