FR552027A - Improvements to spark plugs for internal combustion engines - Google Patents

Improvements to spark plugs for internal combustion engines

Info

Publication number
FR552027A
FR552027A FR552027DA FR552027A FR 552027 A FR552027 A FR 552027A FR 552027D A FR552027D A FR 552027DA FR 552027 A FR552027 A FR 552027A
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
Charles-Emile Gerbaud
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 FR552027A publication Critical patent/FR552027A/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
FR552027D 1921-09-30 1921-09-30 Improvements to spark plugs for internal combustion engines Expired FR552027A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR552027T 1921-09-30

Publications (1)

Publication Number Publication Date
FR552027A true FR552027A (en) 1923-04-19

Family

ID=8937283

Family Applications (1)

Application Number Title Priority Date Filing Date
FR552027D Expired FR552027A (en) 1921-09-30 1921-09-30 Improvements to spark plugs for internal combustion engines

Country Status (1)

Country Link
FR (1) FR552027A (en)

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