FR546470A - Spark plugs for internal combustion engines - Google Patents

Spark plugs for internal combustion engines

Info

Publication number
FR546470A
FR546470A FR546470DA FR546470A FR 546470 A FR546470 A FR 546470A FR 546470D A FR546470D A FR 546470DA FR 546470 A FR546470 A FR 546470A
Authority
FR
France
Prior art keywords
internal combustion
combustion engines
spark plugs
spark
plugs
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
Desire Crayssac
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 FR546470A publication Critical patent/FR546470A/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
    • H01T13/34—Sparking plugs characterised by features of the electrodes or insulation characterised by the mounting of electrodes in insulation, e.g. by embedding
FR546470D 1920-12-21 1920-12-21 Spark plugs for internal combustion engines Expired FR546470A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR546470T 1920-12-21

Publications (1)

Publication Number Publication Date
FR546470A true FR546470A (en) 1922-11-14

Family

ID=8933555

Family Applications (1)

Application Number Title Priority Date Filing Date
FR546470D Expired FR546470A (en) 1920-12-21 1920-12-21 Spark plugs for internal combustion engines

Country Status (1)

Country Link
FR (1) FR546470A (en)

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