FR497695A - Improvements made or relating to spark plugs for internal combustion engines - Google Patents

Improvements made or relating to spark plugs for internal combustion engines

Info

Publication number
FR497695A
FR497695A FR497695DA FR497695A FR 497695 A FR497695 A FR 497695A FR 497695D A FR497695D A FR 497695DA FR 497695 A FR497695 A FR 497695A
Authority
FR
France
Prior art keywords
relating
internal combustion
combustion engines
improvements made
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
Thomas Hurst Reginald Key
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.)
THOMAS HURST REGINALD KEY
Original Assignee
THOMAS HURST REGINALD KEY
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 THOMAS HURST REGINALD KEY filed Critical THOMAS HURST REGINALD KEY
Application granted granted Critical
Publication of FR497695A publication Critical patent/FR497695A/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
    • H01T13/16—Means for dissipating heat
FR497695D 1917-05-23 1919-03-31 Improvements made or relating to spark plugs for internal combustion engines Expired FR497695A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB497695X 1917-05-23

Publications (1)

Publication Number Publication Date
FR497695A true FR497695A (en) 1919-12-12

Family

ID=1532998

Family Applications (1)

Application Number Title Priority Date Filing Date
FR497695D Expired FR497695A (en) 1917-05-23 1919-03-31 Improvements made or relating to spark plugs for internal combustion engines

Country Status (1)

Country Link
FR (1) FR497695A (en)

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