BE887567A - Procede de production d'une electrode centrale composite pour bougie d'allumage - Google Patents
Procede de production d'une electrode centrale composite pour bougie d'allumageInfo
- Publication number
- BE887567A BE887567A BE0/203831A BE203831A BE887567A BE 887567 A BE887567 A BE 887567A BE 0/203831 A BE0/203831 A BE 0/203831A BE 203831 A BE203831 A BE 203831A BE 887567 A BE887567 A BE 887567A
- Authority
- BE
- Belgium
- Prior art keywords
- producing
- spark plug
- central electrode
- composite central
- composite
- Prior art date
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
- H01T21/00—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs
- H01T21/02—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs of sparking plugs
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Forging (AREA)
- Spark Plugs (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12220780A | 1980-02-19 | 1980-02-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE887567A true BE887567A (fr) | 1981-06-15 |
Family
ID=22401332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/203831A BE887567A (fr) | 1980-02-19 | 1981-02-18 | Procede de production d'une electrode centrale composite pour bougie d'allumage |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS56134035A (fr) |
BE (1) | BE887567A (fr) |
FR (1) | FR2476401A1 (fr) |
GB (1) | GB2069378B (fr) |
IT (1) | IT1170731B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4695759A (en) * | 1981-10-29 | 1987-09-22 | Champion Spark Plug Company | Method for producing a composite center electrode and an electrode |
US4684352A (en) * | 1985-03-11 | 1987-08-04 | Champion Spark Plug Company | Method for producing a composite spark plug center electrode |
JP4220218B2 (ja) * | 2002-10-25 | 2009-02-04 | 株式会社デンソー | スパークプラグ用中心電極の製造方法 |
-
1981
- 1981-01-28 GB GB8102527A patent/GB2069378B/en not_active Expired
- 1981-02-17 JP JP2215581A patent/JPS56134035A/ja active Pending
- 1981-02-18 BE BE0/203831A patent/BE887567A/fr unknown
- 1981-02-18 FR FR8103181A patent/FR2476401A1/fr not_active Withdrawn
- 1981-02-18 IT IT47833/81A patent/IT1170731B/it active
Also Published As
Publication number | Publication date |
---|---|
GB2069378B (en) | 1983-03-23 |
IT1170731B (it) | 1987-06-03 |
JPS56134035A (en) | 1981-10-20 |
FR2476401A1 (fr) | 1981-08-21 |
IT8147833A0 (it) | 1981-02-18 |
GB2069378A (en) | 1981-08-26 |
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