IT983748B - Procedimento per fabbricare l elet trodo centrale di candele di accen sione - Google Patents

Procedimento per fabbricare l elet trodo centrale di candele di accen sione

Info

Publication number
IT983748B
IT983748B IT22804/73A IT2280473A IT983748B IT 983748 B IT983748 B IT 983748B IT 22804/73 A IT22804/73 A IT 22804/73A IT 2280473 A IT2280473 A IT 2280473A IT 983748 B IT983748 B IT 983748B
Authority
IT
Italy
Prior art keywords
elet
trode
procedure
central
manufacturing
Prior art date
Application number
IT22804/73A
Other languages
English (en)
Italian (it)
Original Assignee
Nippon Denso Co
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 Nippon Denso Co filed Critical Nippon Denso Co
Application granted granted Critical
Publication of IT983748B publication Critical patent/IT983748B/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
    • 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)
  • Forging (AREA)
  • Extrusion Of Metal (AREA)
IT22804/73A 1972-04-14 1973-04-10 Procedimento per fabbricare l elet trodo centrale di candele di accen sione IT983748B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47038172A JPS48103445A (zh) 1972-04-14 1972-04-14

Publications (1)

Publication Number Publication Date
IT983748B true IT983748B (it) 1974-11-11

Family

ID=12517959

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22804/73A IT983748B (it) 1972-04-14 1973-04-10 Procedimento per fabbricare l elet trodo centrale di candele di accen sione

Country Status (7)

Country Link
US (1) US3857145A (zh)
JP (1) JPS48103445A (zh)
BE (1) BE798232A (zh)
DE (1) DE2238283A1 (zh)
FR (1) FR2179758B1 (zh)
GB (1) GB1425126A (zh)
IT (1) IT983748B (zh)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1138626A (en) * 1978-12-16 1983-01-04 Gkn Floform Limited Manufacture of bi-metal electrodes for spark plugs
US4374450A (en) * 1979-06-04 1983-02-22 The Bendix Corporation Method of making an igniter plug with nickel coating on center electrode
GB2060454B (en) 1979-10-15 1983-09-14 Champion Spark Plug Co Production of spark plug electrodes
DE2948511A1 (de) * 1979-12-01 1981-06-04 G. Rau GmbH & Co, 7530 Pforzheim Zuendkerzenmittelelektrode
US4384234A (en) * 1979-12-07 1983-05-17 Texas Instruments Incorporated Spark plug with heat conducting sleeve for center electrode
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
EP0044764A1 (en) * 1980-07-17 1982-01-27 Bendix Autolite Corporation Method for manufacturing a center electrode for use in a spark plug
GB2088753B (en) * 1980-12-10 1984-02-01 Gkn Floform Ltd Spark plug electrode
US4410309A (en) * 1981-01-16 1983-10-18 G. Rau Gmbh & Co. Method of making a spark-plug center electrode
US4695759A (en) * 1981-10-29 1987-09-22 Champion Spark Plug Company Method for producing a composite center electrode and an electrode
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
US4808135A (en) * 1986-07-29 1989-02-28 Ngk Spark Plug Co., Ltd. Center electrode structure for spark plug
US4705486A (en) * 1986-11-24 1987-11-10 Allied Corporation Method for manufacturing a center electrode for a spark plug
US4725254A (en) * 1986-11-24 1988-02-16 Allied Corporation Method for manufacturing a center electrode for a spark plug
JPH0192092U (zh) * 1987-12-10 1989-06-16
DE3918278A1 (de) * 1989-06-05 1990-12-06 Rau Gmbh G Mittelelektrode fuer zuendkerzen und brennkraftmaschinen
US5973443A (en) * 1996-05-06 1999-10-26 Alliedsignal Inc. Spark plug electrode tip for internal combustion engine
US5980345A (en) * 1998-07-13 1999-11-09 Alliedsignal Inc. Spark plug electrode having iridium based sphere and method for manufacturing same
US6614145B2 (en) 2001-08-21 2003-09-02 Federal-Mogul World Wide, Inc. Two-piece swaged center electrode assembly
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
US7896720B2 (en) * 2006-03-14 2011-03-01 Ngk Spark Plug Co., Ltd. Method of producing spark plug, and spark plug
NO332551B1 (no) 2009-06-30 2012-10-22 Hamworthy Gas Systems As Fremgangsmate og anordning for lagring og transport av flytendegjort petroleumsgass
RU2498469C1 (ru) * 2012-06-01 2013-11-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Уфимский государственный авиационный технический университет" Способ изготовления биметаллического центрального электрода искровой свечи зажигания двигателя внутреннего сгорания
JP5639118B2 (ja) 2012-06-05 2014-12-10 日本特殊陶業株式会社 スパークプラグの製造方法
DE102014223746A1 (de) * 2014-11-20 2016-05-25 Robert Bosch Gmbh Zündkerze und Verfahren zur Herstellung einer Zündkerze
DE102018222331A1 (de) * 2018-12-19 2020-06-25 Robert Bosch Gmbh Zündkerzenelektrode mit Diffusionsschicht zwischen Elektrodenkern und Elektrodenmantel sowie Herstellungsverfahren

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH322355A (de) * 1953-06-06 1957-06-15 Bosch Gmbh Robert Verfahren und Vorrichtung zur Herstellung eines Mittelelektrodenteils für Zündkerzen
GB838682A (en) * 1957-09-25 1960-06-22 Gen Motors Corp Improvements in or relating to a method of making rod-shaped composite spark plug electrodes
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
US3548472A (en) * 1967-11-15 1970-12-22 Hitachi Ltd Ignition plug and method for manufacturing a center electrode for the same

Also Published As

Publication number Publication date
JPS48103445A (zh) 1973-12-25
GB1425126A (en) 1976-02-18
FR2179758B1 (zh) 1977-02-04
FR2179758A1 (zh) 1973-11-23
US3857145A (en) 1974-12-31
DE2238283A1 (de) 1973-10-25
BE798232A (fr) 1973-07-31

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