FR2552947B1 - CENTRAL SPARK PLUG ELECTRODE - Google Patents

CENTRAL SPARK PLUG ELECTRODE

Info

Publication number
FR2552947B1
FR2552947B1 FR8415069A FR8415069A FR2552947B1 FR 2552947 B1 FR2552947 B1 FR 2552947B1 FR 8415069 A FR8415069 A FR 8415069A FR 8415069 A FR8415069 A FR 8415069A FR 2552947 B1 FR2552947 B1 FR 2552947B1
Authority
FR
France
Prior art keywords
spark plug
plug electrode
central spark
central
electrode
Prior art date
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.)
Expired
Application number
FR8415069A
Other languages
French (fr)
Other versions
FR2552947A1 (en
Inventor
Friedrich E Schneider
Dieter Stockel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rau G GmbH and Co
Original Assignee
Rau G GmbH and 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 Rau G GmbH and Co filed Critical Rau G GmbH and Co
Publication of FR2552947A1 publication Critical patent/FR2552947A1/en
Application granted granted Critical
Publication of FR2552947B1 publication Critical patent/FR2552947B1/en
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
    • H01T13/00—Sparking plugs
    • H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
    • H01T13/39—Selection of materials for electrodes
FR8415069A 1983-10-03 1984-10-01 CENTRAL SPARK PLUG ELECTRODE Expired FR2552947B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833335855 DE3335855A1 (en) 1983-10-03 1983-10-03 SPARK PLUG ELECTRODE

Publications (2)

Publication Number Publication Date
FR2552947A1 FR2552947A1 (en) 1985-04-05
FR2552947B1 true FR2552947B1 (en) 1988-03-18

Family

ID=6210799

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8415069A Expired FR2552947B1 (en) 1983-10-03 1984-10-01 CENTRAL SPARK PLUG ELECTRODE

Country Status (5)

Country Link
BE (1) BE900726A (en)
DE (1) DE3335855A1 (en)
FR (1) FR2552947B1 (en)
GB (1) GB2147660B (en)
IT (2) IT1178012B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2234920A (en) * 1989-08-11 1991-02-20 Ford Motor Co Forming an erosion resistant tip on an electrode
JPH03101086A (en) * 1989-09-14 1991-04-25 Ngk Spark Plug Co Ltd Spark plug for internal combustion engine
JP3265210B2 (en) * 1996-01-19 2002-03-11 日本特殊陶業株式会社 Spark plug

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE566633C (en) * 1932-12-22 Robert Bosch Akt Ges Spark plug with electrodes that consist of a mixture of high and low evaporation temperature components
GB680374A (en) *
US2344597A (en) * 1941-03-18 1944-03-21 Johnson Matthey Co Ltd Electrode for sparking plugs
GB588074A (en) * 1944-01-29 1947-05-13 Mallory Metallurg Prod Ltd Improvements in and connected with sparking plugs
US2391457A (en) * 1944-02-01 1945-12-25 Mallory & Co Inc P R Spark plug electrode construction
GB588197A (en) * 1944-02-01 1947-05-16 Mallory Metallurg Prod Ltd Improvements in and relating to sparking plugs
GB591420A (en) * 1944-03-14 1947-08-18 Mallory Metallurg Prod Ltd Improvements in or relating to spark gap or sparking plug electrodes
GB579269A (en) * 1944-05-02 1946-07-29 Mallory Metallurg Prod Ltd Improvements in or relating to sparking plugs and electrodes therefor
US2783409A (en) * 1952-03-31 1957-02-26 Gen Motors Corp Spark plug electrode and process for making same
GB764831A (en) * 1954-04-07 1957-01-02 K L G Sparking Plugs Ltd Improvements in or relating to spark plugs and to electrodes for spark plugs
DE1908418U (en) * 1964-06-05 1965-01-14 Bosch Gmbh Robert SPARK PLUG WITH PLATINUM METAL ELECTRODE.
DE1215834B (en) * 1964-06-13 1966-05-05 Bosch Gmbh Robert Method for welding ignition tips made of high quality metal, in particular platinum
US3407326A (en) * 1967-03-14 1968-10-22 Ford Motor Co Spark plug having a composite gold or gold alloy electrode and a process for its manufacture
US3548239A (en) * 1968-09-03 1970-12-15 Champion Spark Plug Co Spark plug electrode construction
US3868530A (en) * 1973-07-05 1975-02-25 Champion Spark Plug Co Spark plug
US3984717A (en) * 1973-08-30 1976-10-05 Chrysler Corporation Spark plug
DE2361274C3 (en) * 1973-12-08 1980-10-09 G. Rau, Gmbh & Co, 7530 Pforzheim Wire-shaped electrode, in particular center electrode, for spark plugs for internal combustion engines
DE2444509A1 (en) * 1974-09-18 1976-04-08 Bosch Gmbh Robert Centre electrode of sparking plug for IC engine - consists of bundle of nickel alloy based fibres encased in nickel alloy sheath
DE2508490C3 (en) * 1975-02-27 1984-07-26 G. Rau GmbH & Co, 7530 Pforzheim Metallic composite material and process for its manufacture

Also Published As

Publication number Publication date
IT8448936A0 (en) 1984-10-02
IT8436112V0 (en) 1984-10-02
DE3335855A1 (en) 1985-04-11
BE900726A (en) 1985-02-01
IT1178012B (en) 1987-09-03
IT8448936A1 (en) 1986-04-02
FR2552947A1 (en) 1985-04-05
DE3335855C2 (en) 1991-05-16
GB2147660A (en) 1985-05-15
GB8424836D0 (en) 1984-11-07
GB2147660B (en) 1988-05-25

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Legal Events

Date Code Title Description
ST Notification of lapse