JPS4899530A - - Google Patents

Info

Publication number
JPS4899530A
JPS4899530A JP47034013A JP3401372A JPS4899530A JP S4899530 A JPS4899530 A JP S4899530A JP 47034013 A JP47034013 A JP 47034013A JP 3401372 A JP3401372 A JP 3401372A JP S4899530 A JPS4899530 A JP S4899530A
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.)
Granted
Application number
JP47034013A
Other languages
Japanese (ja)
Other versions
JPS56920B2 (de
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP3401372A priority Critical patent/JPS56920B2/ja
Priority to US00341852A priority patent/US3818555A/en
Publication of JPS4899530A publication Critical patent/JPS4899530A/ja
Publication of JPS56920B2 publication Critical patent/JPS56920B2/ja
Expired legal-status Critical Current

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)
  • Spark Plugs (AREA)
JP3401372A 1972-04-04 1972-04-04 Expired JPS56920B2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP3401372A JPS56920B2 (de) 1972-04-04 1972-04-04
US00341852A US3818555A (en) 1972-04-04 1973-03-16 Method of manufacturing central electrode for spark plug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3401372A JPS56920B2 (de) 1972-04-04 1972-04-04

Publications (2)

Publication Number Publication Date
JPS4899530A true JPS4899530A (de) 1973-12-17
JPS56920B2 JPS56920B2 (de) 1981-01-10

Family

ID=12402519

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3401372A Expired JPS56920B2 (de) 1972-04-04 1972-04-04

Country Status (2)

Country Link
US (1) US3818555A (de)
JP (1) JPS56920B2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5022942A (de) * 1973-07-05 1975-03-12

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1514195A (en) * 1974-09-18 1978-06-14 Bosch Gmbh Robert Spark plug electrode
US4351095A (en) * 1977-12-12 1982-09-28 United Kingdom Atomic Energy Authority Method of making spark plugs
FR2412186A1 (fr) * 1977-12-19 1979-07-13 Atomic Energy Authority Uk Procede de realisation d'une electrode de bougie d'allumage
US4575343A (en) * 1980-04-09 1986-03-11 The National Machinery Company Bimetal electrode and method of making same
GB2076706B (en) * 1980-05-30 1984-06-27 Champion Spark Plug Co Producing a composite center electrode
US4526551A (en) * 1980-05-30 1985-07-02 Champion Spark Plug Company Production of electrodes
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
US5675209A (en) * 1995-06-19 1997-10-07 Hoskins Manufacturing Company Electrode material for a spark plug
US9028289B2 (en) 2011-12-13 2015-05-12 Federal-Mogul Ignition Company Electron beam welded electrode for industrial spark plugs

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945293A (en) * 1956-11-13 1960-07-19 George A Last Process for jacketing a core
US3119944A (en) * 1961-07-25 1964-01-28 Champion Spark Plug Co Spark plug electrode

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5022942A (de) * 1973-07-05 1975-03-12
JPS5847840B2 (ja) * 1973-07-05 1983-10-25 チヤンピオン スパ−ク プラツグ コンパニ− 点火プラグの製造方法

Also Published As

Publication number Publication date
JPS56920B2 (de) 1981-01-10
US3818555A (en) 1974-06-25

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