FR470921A - Spark plug for internal combustion engines - Google Patents

Spark plug for internal combustion engines

Info

Publication number
FR470921A
FR470921A FR470921A FR470921DA FR470921A FR 470921 A FR470921 A FR 470921A FR 470921 A FR470921 A FR 470921A FR 470921D A FR470921D A FR 470921DA FR 470921 A FR470921 A FR 470921A
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
FR470921A
Other languages
French (fr)
Inventor
Carlo Spada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of FR470921A publication Critical patent/FR470921A/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
    • H01T13/02—Details
    • H01T13/14—Means for self-cleaning
FR470921A 1913-08-01 1914-03-30 Spark plug for internal combustion engines Expired FR470921A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT470921X 1913-08-01

Publications (1)

Publication Number Publication Date
FR470921A true FR470921A (en) 1914-10-06

Family

ID=1509229

Family Applications (1)

Application Number Title Priority Date Filing Date
FR470921A Expired FR470921A (en) 1913-08-01 1914-03-30 Spark plug for internal combustion engines

Country Status (1)

Country Link
FR (1) FR470921A (en)

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