FR522849A - Bougies d'allumage - Google Patents

Bougies d'allumage

Info

Publication number
FR522849A
FR522849A FR522849A FR522849DA FR522849A FR 522849 A FR522849 A FR 522849A FR 522849 A FR522849 A FR 522849A FR 522849D A FR522849D A FR 522849DA FR 522849 A FR522849 A FR 522849A
Authority
FR
France
Prior art keywords
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
FR522849A
Other languages
English (en)
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.)
CHAMPION IGNITION Co SOC
Original Assignee
CHAMPION IGNITION Co SOC
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 CHAMPION IGNITION Co SOC filed Critical CHAMPION IGNITION Co SOC
Application granted granted Critical
Publication of FR522849A publication Critical patent/FR522849A/fr
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
    • 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
    • H01T13/38—Selection of materials for insulation
FR522849A 1919-11-22 1920-08-25 Bougies d'allumage Expired FR522849A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US339830A US1386883A (en) 1919-11-22 1919-11-22 Spark-plug

Publications (1)

Publication Number Publication Date
FR522849A true FR522849A (fr) 1921-08-06

Family

ID=23330793

Family Applications (1)

Application Number Title Priority Date Filing Date
FR522849A Expired FR522849A (fr) 1919-11-22 1920-08-25 Bougies d'allumage

Country Status (2)

Country Link
US (1) US1386883A (fr)
FR (1) FR522849A (fr)

Also Published As

Publication number Publication date
US1386883A (en) 1921-08-09

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