IT7969410A0 - Procedimento per la fabbricazione dell elettrodo centrale per candele di accensione - Google Patents

Procedimento per la fabbricazione dell elettrodo centrale per candele di accensione

Info

Publication number
IT7969410A0
IT7969410A0 IT7969410A IT6941079A IT7969410A0 IT 7969410 A0 IT7969410 A0 IT 7969410A0 IT 7969410 A IT7969410 A IT 7969410A IT 6941079 A IT6941079 A IT 6941079A IT 7969410 A0 IT7969410 A0 IT 7969410A0
Authority
IT
Italy
Prior art keywords
procedure
manufacture
central electrode
spark plugs
spark
Prior art date
Application number
IT7969410A
Other languages
English (en)
Other versions
IT1165250B (it
Inventor
John Stuart Waite
Kenneth Howard
Original Assignee
Gkn Floform Limited Ora Flofor
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 by Gkn Floform Limited Ora Flofor filed Critical Gkn Floform Limited Ora Flofor
Publication of IT7969410A0 publication Critical patent/IT7969410A0/it
Application granted granted Critical
Publication of IT1165250B publication Critical patent/IT1165250B/it

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
    • H01T13/39—Selection of materials for electrodes
    • 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)
IT69410/79A 1978-12-16 1979-12-14 Procedimento per la fabbricazione dell elettrodo centrale per candele di accensione IT1165250B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7848817 1978-12-16

Publications (2)

Publication Number Publication Date
IT7969410A0 true IT7969410A0 (it) 1979-12-14
IT1165250B IT1165250B (it) 1987-04-22

Family

ID=10501779

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69410/79A IT1165250B (it) 1978-12-16 1979-12-14 Procedimento per la fabbricazione dell elettrodo centrale per candele di accensione

Country Status (6)

Country Link
US (1) US4314392A (it)
JP (1) JPS5583184A (it)
CA (1) CA1138626A (it)
DE (1) DE2950054A1 (it)
FR (1) FR2444353A1 (it)
IT (1) IT1165250B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3144253A1 (de) * 1981-11-07 1983-05-19 Robert Bosch Gmbh, 7000 Stuttgart Zuendkerze fuer brennkraftmaschinen
US4814665A (en) * 1986-09-12 1989-03-21 Ngk Spark Plug Co. Ltd. Center electrode structure for spark plug
GB2242703B (en) * 1990-04-04 1994-02-16 Champion Spark Plug Europ Spark plug for internal combusiton engine
JP2853111B2 (ja) * 1992-03-24 1999-02-03 日本特殊陶業 株式会社 スパークプラグ
DE9312864U1 (de) * 1993-08-27 1994-12-22 Robert Bosch Gmbh, 70469 Stuttgart Fließgepreßte, als Verbundkörper ausgebildete Elektrode
US5569971A (en) * 1994-03-31 1996-10-29 Clifford; Gerald R. Readily assembled spark electrode
WO2007105695A1 (ja) * 2006-03-14 2007-09-20 Ngk Spark Plug Co., Ltd. スパークプラグの製造方法およびスパークプラグ
DE202006012132U1 (de) * 2006-08-08 2006-10-05 Roland Meinl Musikinstrumente Gmbh & Co. Kg Conga-Ständer
CN102214592B (zh) * 2011-04-01 2013-01-09 石金精密科技（深圳）有限公司 石墨舟定位柱装配方法
WO2013028603A1 (en) * 2011-08-19 2013-02-28 Federal-Mogul Ignition Company Corona igniter including temperature control features
US9083156B2 (en) 2013-02-15 2015-07-14 Federal-Mogul Ignition Company Electrode core material for spark plugs
US12009640B2 (en) 2020-08-07 2024-06-11 EcoPower Spark, LLC Spark plug with electrode head shielding element
US20230299566A1 (en) * 2020-08-07 2023-09-21 EcoPower Spark, LLC Spark plug with integrated center electrode

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB754591A (en) * 1953-06-06 1956-08-08 Bosch Gmbh Robert A method for the extrusion of rod-shaped or pin-shaped metal articles, particularly sparking plug electrodes
DE961146C (de) * 1953-06-07 1957-04-04 Bosch Gmbh Robert Verfahren und Vorrichtung zur Herstellung eines Mittelelektrodenteils fuer Zuendkerzen
US3010196A (en) * 1957-09-25 1961-11-28 Gen Motors Corp Method for making composite metal members
US2955222A (en) * 1958-06-25 1960-10-04 Bosch Gmbh Robert Center electrode structure for spark plugs and process for making the same
US3144576A (en) * 1962-02-14 1964-08-11 Hagmaier Eugen Spark plug and method of manufacture
JPS48103445A (it) * 1972-04-14 1973-12-25
JPS49630A (it) * 1972-04-18 1974-01-07

Also Published As

Publication number Publication date
IT1165250B (it) 1987-04-22
DE2950054A1 (de) 1980-07-03
US4314392A (en) 1982-02-09
CA1138626A (en) 1983-01-04
FR2444353B1 (it) 1983-04-22
FR2444353A1 (fr) 1980-07-11
DE2950054C2 (it) 1988-06-09
JPS5583184A (en) 1980-06-23

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19981231