ES2092355T3 - A SPARK PLUG. - Google Patents

A SPARK PLUG.

Info

Publication number
ES2092355T3
ES2092355T3 ES94106786T ES94106786T ES2092355T3 ES 2092355 T3 ES2092355 T3 ES 2092355T3 ES 94106786 T ES94106786 T ES 94106786T ES 94106786 T ES94106786 T ES 94106786T ES 2092355 T3 ES2092355 T3 ES 2092355T3
Authority
ES
Spain
Prior art keywords
spark plug
layer
central electrode
electrode
projected
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 - Lifetime
Application number
ES94106786T
Other languages
Spanish (es)
Inventor
Roberto Rossi
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.)
Federal Mogul Italy SRL
Original Assignee
Cooper Industries Italia SpA
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 Cooper Industries Italia SpA filed Critical Cooper Industries Italia SpA
Application granted granted Critical
Publication of ES2092355T3 publication Critical patent/ES2092355T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01T13/46—Sparking plugs having two or more spark gaps
    • H01T13/467—Sparking plugs having two or more spark gaps in parallel connection
    • 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

SE DISPONE DE UN ELEMENTO ANULAR (10) FORMADO POR UN LAMINADO BIMETALICO, TENIENDO UNA PRIMERA CAPA (10A) DE UN MATERIAL NOBLE, Y UNA SEGUNDA CAPA (10B) DE UN METAL NO NOBLE, TAL COMO NIQUEL O UNA ALEACION DEL MISMO, EN UNA RELACION ELECTRICAMENTE CONDUCTORA CON EL ELECTRODO CENTRAL (4), ALREDEDOR DE UNA PORCION DEL ELECTRODO CENTRAL (4), QUE SE PROYECTA DESDE EL ELEMENTO AISLANTE (3A, 3), CON LO QUE, EN FUNCIONAMIENTO, LA BUJIA O LAS BUJIAS CHOCAN ENTRE EL ELEMENTO ANULAR (10) Y EL ELECTRODO, O LOS ELECTRODOS (9) A TIERRA.IT HAS A NULL ELEMENT (10) FORMED BY A BIMETALLIC LAMINATE, HAVING A FIRST LAYER (10A) OF A NOBLE MATERIAL, AND A SECOND LAYER (10B) OF A NON-NOBLE METAL, SUCH AS NICKEL OR ALLOY OF THE SAME, IN AN ELECTRICALLY CONDUCTIVE RELATION WITH THE CENTRAL ELECTRODE (4), AROUND A PORTION OF THE CENTRAL ELECTRODE (4), THAT IS PROJECTED FROM THE INSULATING ELEMENT (3A, 3), WHICH, IN OPERATION, THE SPARK PLUG OR SPARK PLUGS THE RING ELEMENT (10) AND THE ELECTRODE, OR THE ELECTRODES (9) TO GROUND.

ES94106786T 1993-05-19 1994-04-29 A SPARK PLUG. Expired - Lifetime ES2092355T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO930344A IT1270362B (en) 1993-05-19 1993-05-19 IGNITION CANDLE

Publications (1)

Publication Number Publication Date
ES2092355T3 true ES2092355T3 (en) 1996-11-16

Family

ID=11411488

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94106786T Expired - Lifetime ES2092355T3 (en) 1993-05-19 1994-04-29 A SPARK PLUG.

Country Status (4)

Country Link
EP (1) EP0625813B1 (en)
DE (1) DE69400504T2 (en)
ES (1) ES2092355T3 (en)
IT (1) IT1270362B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5392490B2 (en) * 2009-12-01 2014-01-22 ヤンマー株式会社 Spark plug

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR497769A (en) * 1919-04-02 1919-12-17 D Ussel Soc Ind Spark plugs for internal combustion engines
GB578430A (en) * 1943-06-22 1946-06-27 Mallory Metallurg Prod Ltd Improvements in and relating to sparking plugs and the electrodes therefor
IT1241643B (en) * 1990-10-12 1994-01-25 Magneti Marelli Spa IGNITION CANDLE

Also Published As

Publication number Publication date
IT1270362B (en) 1997-05-05
ITTO930344A1 (en) 1994-11-19
EP0625813B1 (en) 1996-09-11
DE69400504D1 (en) 1996-10-17
ITTO930344A0 (en) 1993-05-19
DE69400504T2 (en) 1997-03-20
EP0625813A1 (en) 1994-11-23

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