FR547890A - Spark plug for internal combustion engines - Google Patents

Spark plug for internal combustion engines

Info

Publication number
FR547890A
FR547890A FR547890DA FR547890A FR 547890 A FR547890 A FR 547890A FR 547890D A FR547890D A FR 547890DA FR 547890 A FR547890 A FR 547890A
Authority
FR
France
Prior art keywords
internal combustion
spark plug
combustion engines
engines
spark
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)
Inventor
Maurice Eyquem
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
Application granted granted Critical
Publication of FR547890A publication Critical patent/FR547890A/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
    • H01T13/38—Selection of materials for insulation
FR547890D 1921-06-02 1921-06-02 Spark plug for internal combustion engines Expired FR547890A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR547890T 1921-06-02

Publications (1)

Publication Number Publication Date
FR547890A true FR547890A (en) 1922-12-27

Family

ID=8934491

Family Applications (1)

Application Number Title Priority Date Filing Date
FR547890D Expired FR547890A (en) 1921-06-02 1921-06-02 Spark plug for internal combustion engines

Country Status (1)

Country Link
FR (1) FR547890A (en)

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