JPS49630A - - Google Patents

Info

Publication number
JPS49630A
JPS49630A JP47039350A JP3935072A JPS49630A JP S49630 A JPS49630 A JP S49630A JP 47039350 A JP47039350 A JP 47039350A JP 3935072 A JP3935072 A JP 3935072A JP S49630 A JPS49630 A JP S49630A
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.)
Pending
Application number
JP47039350A
Other languages
Japanese (ja)
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 JP47039350A priority Critical patent/JPS49630A/ja
Priority to US00277101A priority patent/US3803892A/en
Publication of JPS49630A publication Critical patent/JPS49630A/ja
Pending 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/22—Making metal-coated products; Making products from two or more metals

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Spark Plugs (AREA)
JP47039350A 1972-04-18 1972-04-18 Pending JPS49630A (cs)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP47039350A JPS49630A (cs) 1972-04-18 1972-04-18
US00277101A US3803892A (en) 1972-04-18 1972-08-01 Method of producing spark plug center electrode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47039350A JPS49630A (cs) 1972-04-18 1972-04-18

Publications (1)

Publication Number Publication Date
JPS49630A true JPS49630A (cs) 1974-01-07

Family

ID=12550616

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47039350A Pending JPS49630A (cs) 1972-04-18 1972-04-18

Country Status (2)

Country Link
US (1) US3803892A (cs)
JP (1) JPS49630A (cs)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4040162A (en) * 1973-09-17 1977-08-09 Aisin Seiki Kabushiki Kaisha Method of producing composite extruded aluminum products from aluminum swarf
US3949466A (en) * 1974-05-28 1976-04-13 Arthur D. Little Inc. Process for forming an aluminum electrical conducting wire junction end piece
US4071947A (en) * 1976-12-13 1978-02-07 The Nippert Company Bimetal resistance welding electrode and method for making
US4288024A (en) * 1977-10-25 1981-09-08 The Nippert Company Method for making a bimetal resistance welding electrode
US4345136A (en) * 1978-11-13 1982-08-17 The Nippert Company Copper bimetal brazed resistance welding electrode
CA1138626A (en) * 1978-12-16 1983-01-04 Gkn Floform Limited Manufacture of bi-metal electrodes for spark plugs
US4384234A (en) * 1979-12-07 1983-05-17 Texas Instruments Incorporated Spark plug with heat conducting sleeve for center electrode
DE3017106A1 (de) * 1980-05-03 1981-11-05 Aluminium-Walzwerke Singen Gmbh, 7700 Singen Verfahren zum herstellen massiv umgeformter leichtmetallgegenstaende sowie formkoerper mit einem leichtmetallteil
US4526551A (en) * 1980-05-30 1985-07-02 Champion Spark Plug Company Production of electrodes
US4684352A (en) * 1985-03-11 1987-08-04 Champion Spark Plug Company Method for producing a composite spark plug center electrode
US4725254A (en) * 1986-11-24 1988-02-16 Allied Corporation Method for manufacturing a center electrode for a spark plug
DE9312864U1 (de) * 1993-08-27 1994-12-22 Robert Bosch Gmbh, 70469 Stuttgart Fließgepreßte, als Verbundkörper ausgebildete Elektrode
DE4424789B4 (de) * 1993-08-27 2006-12-21 Robert Bosch Gmbh Verfahren zur Herstellung einer fließgepreßten, als Verbundkörper ausgebildeten Elektrode
US5973443A (en) * 1996-05-06 1999-10-26 Alliedsignal Inc. Spark plug electrode tip for internal combustion engine
US5914057A (en) * 1997-02-04 1999-06-22 The Nippert Company Resistance welding electrode and process for making
US6047471A (en) 1997-11-20 2000-04-11 The Nippert Company Method of making a resistance welding electrode
US5980345A (en) * 1998-07-13 1999-11-09 Alliedsignal Inc. Spark plug electrode having iridium based sphere and method for manufacturing same
FI115009B (fi) * 2003-03-18 2005-02-15 Waertsilae Finland Oy Menetelmä polttomoottorin sytytystulpan valmistamiseksi
JP4293121B2 (ja) * 2004-11-29 2009-07-08 株式会社デンソー 内燃機関用のスパークプラグ
DE102005052425A1 (de) * 2005-11-03 2007-05-10 Robert Bosch Gmbh Zündkerzenelektrode und Verfahren zum Herstellen einer Zündkerzenelektrode
RU2008122891A (ru) * 2005-11-09 2009-12-20 Алкоа Инк. (Us) Многокомпонентный легированный монолитный экструдированный структурный элемент и способ его изготовления
KR101249744B1 (ko) * 2005-11-18 2013-04-03 페더럴-모걸 코오포레이숀 다층 발화팁을 가진 스파크 플러그
US8202628B2 (en) 2006-12-08 2012-06-19 Musashi Seimitsu Kogyo Kabushiki Kaisha Fusion-bonded product having high-strength part and manufacturing method thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
US3803892A (en) 1974-04-16

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