FR547311A - Spark plug improvements - Google Patents

Spark plug improvements

Info

Publication number
FR547311A
FR547311A FR547311DA FR547311A FR 547311 A FR547311 A FR 547311A FR 547311D A FR547311D A FR 547311DA FR 547311 A FR547311 A FR 547311A
Authority
FR
France
Prior art keywords
spark plug
spark
plug
plug improvements
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
Arthur Ernest Heath
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 FR547311A publication Critical patent/FR547311A/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
    • H01T13/46—Sparking plugs having two or more spark gaps
    • H01T13/467—Sparking plugs having two or more spark gaps in parallel connection
FR547311D 1921-02-21 1922-02-15 Spark plug improvements Expired FR547311A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB547311X 1921-02-21

Publications (1)

Publication Number Publication Date
FR547311A true FR547311A (en) 1922-12-07

Family

ID=10471907

Family Applications (1)

Application Number Title Priority Date Filing Date
FR547311D Expired FR547311A (en) 1921-02-21 1922-02-15 Spark plug improvements

Country Status (1)

Country Link
FR (1) FR547311A (en)

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