GB345892A - Improvements in or relating to sparking plugs - Google Patents

Improvements in or relating to sparking plugs

Info

Publication number
GB345892A
GB345892A GB18199/30A GB1819930A GB345892A GB 345892 A GB345892 A GB 345892A GB 18199/30 A GB18199/30 A GB 18199/30A GB 1819930 A GB1819930 A GB 1819930A GB 345892 A GB345892 A GB 345892A
Authority
GB
United Kingdom
Prior art keywords
relating
paris
rue
sparking plugs
sparking
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
GB18199/30A
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.)
FR DES BOUGIES A ELECTRODE DE
Original Assignee
FR DES BOUGIES A ELECTRODE DE
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 FR DES BOUGIES A ELECTRODE DE filed Critical FR DES BOUGIES A ELECTRODE DE
Publication of GB345892A publication Critical patent/GB345892A/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
    • H01T13/39—Selection of materials for electrodes

Landscapes

  • Spark Plugs (AREA)

Abstract

345,892. Sparking- plugs. SOC. FRANCAISE DES BOUGIES A ELECTRODE DE PLATINE, 44, Rue de Lisbonne, Paris.- (Assignees of Ferlay, P. ; 26, Rue Baudin, Paris.) June 13, 1930, No. 18199. Convention date, Nov. 28, 1929. [Class 7(iv).] The central electrode consists of platinum. The portions a, b may have diameters of À2 and À8 mm. respectively, are embedded in steatite, and baked at 1400‹ C. The end of the narrow portion may be driven into a bore in the wider portion.
GB18199/30A 1929-11-28 1930-06-13 Improvements in or relating to sparking plugs Expired GB345892A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR345892X 1929-11-28

Publications (1)

Publication Number Publication Date
GB345892A true GB345892A (en) 1931-04-02

Family

ID=8892373

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18199/30A Expired GB345892A (en) 1929-11-28 1930-06-13 Improvements in or relating to sparking plugs

Country Status (1)

Country Link
GB (1) GB345892A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786158A (en) * 1957-03-19 Tognola

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786158A (en) * 1957-03-19 Tognola

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