FR703994A - Improvements to spark plugs and manufacturing process - Google Patents

Improvements to spark plugs and manufacturing process

Info

Publication number
FR703994A
FR703994A FR703994DA FR703994A FR 703994 A FR703994 A FR 703994A FR 703994D A FR703994D A FR 703994DA FR 703994 A FR703994 A FR 703994A
Authority
FR
France
Prior art keywords
manufacturing process
spark plugs
spark
plugs
manufacturing
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
Eugene Excoffier
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 FR703994A publication Critical patent/FR703994A/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
    • H01T13/36—Sparking plugs characterised by features of the electrodes or insulation characterised by the joint between insulation and body, e.g. using cement
FR703994D 1930-08-22 1930-08-22 Improvements to spark plugs and manufacturing process Expired FR703994A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR703994T 1930-08-22

Publications (1)

Publication Number Publication Date
FR703994A true FR703994A (en) 1931-05-08

Family

ID=9063836

Family Applications (1)

Application Number Title Priority Date Filing Date
FR703994D Expired FR703994A (en) 1930-08-22 1930-08-22 Improvements to spark plugs and manufacturing process

Country Status (1)

Country Link
FR (1) FR703994A (en)

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