FR862112A - Improvements to spark plugs for internal combustion engines - Google Patents

Improvements to spark plugs for internal combustion engines

Info

Publication number
FR862112A
FR862112A FR862112DA FR862112A FR 862112 A FR862112 A FR 862112A FR 862112D A FR862112D A FR 862112DA FR 862112 A FR862112 A FR 862112A
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)
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.)
R & R Manufacturing Co
Original Assignee
R & R Manufacturing Co
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 R & R Manufacturing Co filed Critical R & R Manufacturing Co
Application granted granted Critical
Publication of FR862112A publication Critical patent/FR862112A/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
    • H01T13/54—Sparking plugs having electrodes arranged in a partly-enclosed ignition chamber
FR862112D 1938-12-05 1939-12-05 Improvements to spark plugs for internal combustion engines Expired FR862112A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US862112XA 1938-12-05 1938-12-05

Publications (1)

Publication Number Publication Date
FR862112A true FR862112A (en) 1941-02-27

Family

ID=22197025

Family Applications (1)

Application Number Title Priority Date Filing Date
FR862112D Expired FR862112A (en) 1938-12-05 1939-12-05 Improvements to spark plugs for internal combustion engines

Country Status (1)

Country Link
FR (1) FR862112A (en)

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