FR2188915A5 - - Google Patents
Info
- Publication number
- FR2188915A5 FR2188915A5 FR7222108A FR7222108A FR2188915A5 FR 2188915 A5 FR2188915 A5 FR 2188915A5 FR 7222108 A FR7222108 A FR 7222108A FR 7222108 A FR7222108 A FR 7222108A FR 2188915 A5 FR2188915 A5 FR 2188915A5
- Authority
- FR
- France
- 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
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
- H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
- H01T13/22—Sparking plugs characterised by features of the electrodes or insulation having two or more electrodes embedded in insulation
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7222108A FR2188915A5 (fr) | 1972-06-14 | 1972-06-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7222108A FR2188915A5 (fr) | 1972-06-14 | 1972-06-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2188915A5 true FR2188915A5 (fr) | 1974-01-18 |
Family
ID=9100436
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7222108A Expired FR2188915A5 (fr) | 1972-06-14 | 1972-06-14 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2188915A5 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2862445A1 (fr) * | 2003-11-14 | 2005-05-20 | Denso Corp | Bougie d'allumage possedant une pluralite d'electrodes centrales |
-
1972
- 1972-06-14 FR FR7222108A patent/FR2188915A5/fr not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2862445A1 (fr) * | 2003-11-14 | 2005-05-20 | Denso Corp | Bougie d'allumage possedant une pluralite d'electrodes centrales |
US7282845B2 (en) | 2003-11-14 | 2007-10-16 | Denso Corpoartion | Spark plug having a plurality of center electrodes |
DE102004054779B4 (de) * | 2003-11-14 | 2009-12-31 | DENSO CORPORATION, Kariya-shi | Zündkerze mit einer Vielzahl von Mittelelektroden |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |