IT1142777B - Procedimento per la produzione di un elettrodo centrale compositio per candele di accensione - Google Patents
Procedimento per la produzione di un elettrodo centrale compositio per candele di accensioneInfo
- Publication number
- IT1142777B IT1142777B IT48542/81A IT4854281A IT1142777B IT 1142777 B IT1142777 B IT 1142777B IT 48542/81 A IT48542/81 A IT 48542/81A IT 4854281 A IT4854281 A IT 4854281A IT 1142777 B IT1142777 B IT 1142777B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- production
- spark plugs
- composite electrode
- ignition spark
- Prior art date
Links
- 239000002131 composite material Substances 0.000 title 1
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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Spark Plugs (AREA)
- Extrusion Of Metal (AREA)
- Forging (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15488480A | 1980-05-30 | 1980-05-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8148542A0 IT8148542A0 (it) | 1981-05-27 |
IT1142777B true IT1142777B (it) | 1986-10-15 |
Family
ID=22553227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48542/81A IT1142777B (it) | 1980-05-30 | 1981-05-27 | Procedimento per la produzione di un elettrodo centrale compositio per candele di accensione |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5757480A (de) |
BE (1) | BE889012A (de) |
CA (1) | CA1198951A (de) |
DE (1) | DE3118793A1 (de) |
FR (1) | FR2483694A1 (de) |
GB (1) | GB2076706B (de) |
IT (1) | IT1142777B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4904216A (en) * | 1983-09-13 | 1990-02-27 | Ngk Spark Plug Co., Ltd. | Process for producing the center electrode of spark plug |
US4606730A (en) * | 1983-09-21 | 1986-08-19 | The National Machinery Company | Bimetal electrodes for spark plugs or the like and method of making same |
US4585421A (en) * | 1983-11-23 | 1986-04-29 | The National Machinery Company | Method of making copper-clad bimetal electrodes for spark plugs |
US4684352A (en) * | 1985-03-11 | 1987-08-04 | Champion Spark Plug Company | Method for producing a composite spark plug center electrode |
JPS61237386A (ja) * | 1985-03-11 | 1986-10-22 | チヤンピオン スパーク プラツグ コムパニー | スパークプラグ用複合中心電極の製造方法 |
US5993185A (en) * | 1996-03-21 | 1999-11-30 | Farmacapsulas S.A. | Deck plate assemblies for forming capsules |
JP5279870B2 (ja) * | 2011-01-27 | 2013-09-04 | 日本特殊陶業株式会社 | スパークプラグ用電極の製造方法およびスパークプラグの製造方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56920B2 (de) * | 1972-04-04 | 1981-01-10 | ||
JPS48103445A (de) | 1972-04-14 | 1973-12-25 | ||
DE2755120A1 (de) * | 1977-12-10 | 1979-06-13 | Atomic Energy Authority Uk | Verfahren zur herstellung einer zuendkerzenelektrode |
GB2024665B (en) * | 1978-07-07 | 1982-08-11 | Ford Motor Co | Spark plug electrode manufacture |
GB2060454B (en) * | 1979-10-15 | 1983-09-14 | Champion Spark Plug Co | Production of spark plug electrodes |
US4575343A (en) | 1980-04-09 | 1986-03-11 | The National Machinery Company | Bimetal electrode and method of making same |
NL8101572A (nl) * | 1980-04-09 | 1981-11-02 | Nat Marking Mach Co | Werkwijze voor het vervaardigen van een bimetaalelektrode. |
-
1981
- 1981-05-05 GB GB8113703A patent/GB2076706B/en not_active Expired
- 1981-05-12 DE DE19813118793 patent/DE3118793A1/de active Granted
- 1981-05-21 JP JP56077321A patent/JPS5757480A/ja active Pending
- 1981-05-27 BE BE0/204939A patent/BE889012A/fr not_active IP Right Cessation
- 1981-05-27 FR FR8110578A patent/FR2483694A1/fr active Granted
- 1981-05-27 IT IT48542/81A patent/IT1142777B/it active
- 1981-05-29 CA CA000378603A patent/CA1198951A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2483694B1 (de) | 1984-06-29 |
GB2076706B (en) | 1984-06-27 |
DE3118793A1 (de) | 1982-04-29 |
IT8148542A0 (it) | 1981-05-27 |
JPS5757480A (en) | 1982-04-06 |
GB2076706A (en) | 1981-12-09 |
CA1198951A (en) | 1986-01-07 |
BE889012A (fr) | 1981-09-16 |
FR2483694A1 (fr) | 1981-12-04 |
DE3118793C2 (de) | 1990-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970530 |