FR865791A - Improvements made to spark plugs - Google Patents

Improvements made to spark plugs

Info

Publication number
FR865791A
FR865791A FR865791DA FR865791A FR 865791 A FR865791 A FR 865791A FR 865791D A FR865791D A FR 865791DA FR 865791 A FR865791 A FR 865791A
Authority
FR
France
Prior art keywords
improvements made
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)
Inventor
Dobrossavlevitch
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 filed Critical
Application granted granted Critical
Publication of FR865791A publication Critical patent/FR865791A/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
    • H01T13/36—Sparking plugs characterised by features of the electrodes or insulation characterised by the joint between insulation and body, e.g. using cement
FR865791D 1939-06-30 1940-05-23 Improvements made to spark plugs Expired FR865791A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
YU865791X 1939-06-30

Publications (1)

Publication Number Publication Date
FR865791A true FR865791A (en) 1941-06-03

Family

ID=25559964

Family Applications (1)

Application Number Title Priority Date Filing Date
FR865791D Expired FR865791A (en) 1939-06-30 1940-05-23 Improvements made to spark plugs

Country Status (1)

Country Link
FR (1) FR865791A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0078954A1 (en) * 1981-11-07 1983-05-18 Robert Bosch Gmbh Spark plug for an internal-combustion engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0078954A1 (en) * 1981-11-07 1983-05-18 Robert Bosch Gmbh Spark plug for an internal-combustion engine

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