FR486920A - Spark plug for internal combustion engines - Google Patents

Spark plug for internal combustion engines

Info

Publication number
FR486920A
FR486920A FR486920DA FR486920A FR 486920 A FR486920 A FR 486920A FR 486920D A FR486920D A FR 486920DA FR 486920 A FR486920 A FR 486920A
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
Other languages
French (fr)
Inventor
Mario Ferraris
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 FR486920A publication Critical patent/FR486920A/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
FR486920D 1917-09-25 1917-09-25 Spark plug for internal combustion engines Expired FR486920A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR486920T 1917-09-25

Publications (1)

Publication Number Publication Date
FR486920A true FR486920A (en) 1918-05-16

Family

ID=1523489

Family Applications (1)

Application Number Title Priority Date Filing Date
FR486920D Expired FR486920A (en) 1917-09-25 1917-09-25 Spark plug for internal combustion engines

Country Status (1)

Country Link
FR (1) FR486920A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3937215A1 (en) * 1988-11-24 1990-05-31 Ryohei Kashiwara SPARK PLUG WITH HOLLOW, CYLINDRICAL MASS ELECTRODE AND IGNITION PROCESS WHEN USED

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3937215A1 (en) * 1988-11-24 1990-05-31 Ryohei Kashiwara SPARK PLUG WITH HOLLOW, CYLINDRICAL MASS ELECTRODE AND IGNITION PROCESS WHEN USED

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