FR2155759A5 - - Google Patents
Info
- Publication number
- FR2155759A5 FR2155759A5 FR7238652A FR7238652A FR2155759A5 FR 2155759 A5 FR2155759 A5 FR 2155759A5 FR 7238652 A FR7238652 A FR 7238652A FR 7238652 A FR7238652 A FR 7238652A FR 2155759 A5 FR2155759 A5 FR 2155759A5
- 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
- H01T13/46—Sparking plugs having two or more spark gaps
- H01T13/467—Sparking plugs having two or more spark gaps in parallel connection
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722205720 DE2205720A1 (de) | 1972-02-08 | 1972-02-08 | Hochspannungszuendkerze fuer brennkraftmaschinen |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2155759A5 true FR2155759A5 (ja) | 1973-05-18 |
Family
ID=5835277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7238652A Expired FR2155759A5 (ja) | 1972-02-08 | 1972-10-31 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4891431A (ja) |
DE (1) | DE2205720A1 (ja) |
FR (1) | FR2155759A5 (ja) |
GB (1) | GB1370762A (ja) |
IT (1) | IT973106B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5532392Y2 (ja) * | 1976-03-31 | 1980-08-01 | ||
US4194486A (en) * | 1977-02-15 | 1980-03-25 | Toyo Kogyo Co., Ltd. | Ignition means for rotary piston engines |
JP3140006B2 (ja) * | 1998-06-11 | 2001-03-05 | 日本特殊陶業株式会社 | スパークプラグ |
US11552456B1 (en) | 2022-01-10 | 2023-01-10 | Federal-Mogul Ignition Llc | Pre-chamber spark plug |
US11757262B1 (en) | 2022-12-28 | 2023-09-12 | Federal-Mogul Ignition Gmbh | Prechamber spark plug and method of manufacturing the same |
-
1972
- 1972-02-08 DE DE19722205720 patent/DE2205720A1/de active Pending
- 1972-10-31 FR FR7238652A patent/FR2155759A5/fr not_active Expired
- 1972-12-29 IT IT3380572A patent/IT973106B/it active
-
1973
- 1973-02-06 JP JP1436873A patent/JPS4891431A/ja active Pending
- 1973-02-07 GB GB601973A patent/GB1370762A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1370762A (en) | 1974-10-16 |
JPS4891431A (ja) | 1973-11-28 |
DE2205720A1 (de) | 1973-08-23 |
IT973106B (it) | 1974-06-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |