FR819156A - Improvements made to spark plug electrodes for spark ignition engines - Google Patents

Improvements made to spark plug electrodes for spark ignition engines

Info

Publication number
FR819156A
FR819156A FR819156DA FR819156A FR 819156 A FR819156 A FR 819156A FR 819156D A FR819156D A FR 819156DA FR 819156 A FR819156 A FR 819156A
Authority
FR
France
Prior art keywords
spark
improvements made
ignition engines
plug electrodes
spark plug
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
Other languages
French (fr)
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.)
D APP MECANIQUES ET ELECTR POU
Original Assignee
D APP MECANIQUES ET ELECTR POU
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 D APP MECANIQUES ET ELECTR POU filed Critical D APP MECANIQUES ET ELECTR POU
Application granted granted Critical
Publication of FR819156A publication Critical patent/FR819156A/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
FR819156D 1936-06-15 1936-06-15 Improvements made to spark plug electrodes for spark ignition engines Expired FR819156A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR819156T 1936-06-15

Publications (1)

Publication Number Publication Date
FR819156A true FR819156A (en) 1937-10-12

Family

ID=9269243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR819156D Expired FR819156A (en) 1936-06-15 1936-06-15 Improvements made to spark plug electrodes for spark ignition engines

Country Status (1)

Country Link
FR (1) FR819156A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2421585A1 (en) * 1973-07-05 1975-01-30 Champion Spark Plug Co SPARK PLUG
US3967149A (en) * 1973-07-05 1976-06-29 Champion Spark Plug Company Spark plug
DE3607243A1 (en) * 1985-03-11 1986-09-11 Champion Spark Plug Co., Toledo, Ohio MIDDLE ELECTRODE FOR A SPARK PLUG AND METHOD FOR THEIR PRODUCTION
DE3605300A1 (en) * 1986-02-19 1987-08-20 Beru Werk Ruprecht Gmbh Co A SPARK PLUG
WO1994011934A1 (en) * 1992-11-19 1994-05-26 Robert Bosch Gmbh Spark plug for internal combustion engines, in particular for motor vehicle internal combustion engines

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2421585A1 (en) * 1973-07-05 1975-01-30 Champion Spark Plug Co SPARK PLUG
FR2236294A1 (en) * 1973-07-05 1975-01-31 Champion Spark Plug Co
US3967149A (en) * 1973-07-05 1976-06-29 Champion Spark Plug Company Spark plug
DE2463438A1 (en) * 1973-07-05 1985-07-04
DE3607243A1 (en) * 1985-03-11 1986-09-11 Champion Spark Plug Co., Toledo, Ohio MIDDLE ELECTRODE FOR A SPARK PLUG AND METHOD FOR THEIR PRODUCTION
US4684352A (en) * 1985-03-11 1987-08-04 Champion Spark Plug Company Method for producing a composite spark plug center electrode
DE3605300A1 (en) * 1986-02-19 1987-08-20 Beru Werk Ruprecht Gmbh Co A SPARK PLUG
US4771210A (en) * 1986-02-19 1988-09-13 Beru Ruprecht Gmbh & Co. Kg Spark plug with electrodes having noble metal inserts
WO1994011934A1 (en) * 1992-11-19 1994-05-26 Robert Bosch Gmbh Spark plug for internal combustion engines, in particular for motor vehicle internal combustion engines

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