DE3367480D1 - Method of obtaining a coil with a closed magnetic circuit and a permanent magnet for the ignition of combustion engines - Google Patents

Method of obtaining a coil with a closed magnetic circuit and a permanent magnet for the ignition of combustion engines

Info

Publication number
DE3367480D1
DE3367480D1 DE8383401361T DE3367480T DE3367480D1 DE 3367480 D1 DE3367480 D1 DE 3367480D1 DE 8383401361 T DE8383401361 T DE 8383401361T DE 3367480 T DE3367480 T DE 3367480T DE 3367480 D1 DE3367480 D1 DE 3367480D1
Authority
DE
Germany
Prior art keywords
ignition
coil
obtaining
permanent magnet
magnetic circuit
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
DE8383401361T
Other languages
German (de)
Inventor
Jean Marie Pierret
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.)
Ducellier et Cie
Original Assignee
Ducellier et Cie
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 Ducellier et Cie filed Critical Ducellier et Cie
Application granted granted Critical
Publication of DE3367480D1 publication Critical patent/DE3367480D1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/12—Ignition, e.g. for IC engines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
    • H01F27/266—Fastening or mounting the core on casing or support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F3/14—Constrictions; Gaps, e.g. air-gaps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0233—Manufacturing of magnetic circuits made from sheets
    • H01F41/024—Manufacturing of magnetic circuits made from deformed sheets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
DE8383401361T 1982-08-11 1983-07-01 Method of obtaining a coil with a closed magnetic circuit and a permanent magnet for the ignition of combustion engines Expired DE3367480D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8213966A FR2531752A1 (en) 1982-08-11 1982-08-11 PROCESS FOR OBTAINING A COIL WITH A CLOSED MAGNETIC CIRCUIT AND A PERMANENT MAGNET FOR THE IGNITION OF INTERNAL COMBUSTION ENGINES

Publications (1)

Publication Number Publication Date
DE3367480D1 true DE3367480D1 (en) 1986-12-11

Family

ID=9276797

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383401361T Expired DE3367480D1 (en) 1982-08-11 1983-07-01 Method of obtaining a coil with a closed magnetic circuit and a permanent magnet for the ignition of combustion engines

Country Status (4)

Country Link
EP (1) EP0102261B1 (en)
DE (1) DE3367480D1 (en)
ES (1) ES8404016A1 (en)
FR (1) FR2531752A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3505367A1 (en) * 1985-02-15 1986-08-28 Daimler-Benz Ag, 7000 Stuttgart IGNITION COIL FOR INTERNAL COMBUSTION ENGINES
US4857878A (en) * 1988-01-19 1989-08-15 Eng Jr Benjamin Modular high frequency power transformer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1557501A (en) * 1923-07-17 1925-10-13 Gen Motors Corp Ignition coil
US2878855A (en) * 1954-05-12 1959-03-24 Kuhlman Electric Company Mandrel for forming laminated transformer core
DE1464202A1 (en) * 1962-02-23 1969-05-22 Licentia Gmbh Permanently biased inductive element
CH416817A (en) * 1964-06-17 1966-07-15 Breitmeier Max Magnetic core, especially for transformers or chokes
FR1482818A (en) * 1964-09-08 1967-06-02 Csf Development of ignition coils for combustion engines
FR1463890A (en) * 1965-09-20 1966-07-22 Gen Electric Preformed magnetic core structure
FR1533644A (en) * 1967-08-04 1968-07-19 Lucas Industries Ltd Laminated core, in particular for ignition coil and its manufacturing process
IE34523B1 (en) * 1970-11-14 1975-05-28 Slade Components Ltd Construction of choke
FR2511184A1 (en) * 1981-08-06 1983-02-11 Ducellier & Cie PROCESS FOR OBTAINING A COIL WITH A CLOSED MAGNETIC CIRCUIT AND A PERMANENT MAGNET FOR THE IGNITION OF AN INTERNAL COMBUSTION ENGINE

Also Published As

Publication number Publication date
ES524494A0 (en) 1984-04-16
FR2531752A1 (en) 1984-02-17
EP0102261B1 (en) 1986-11-05
ES8404016A1 (en) 1984-04-16
FR2531752B1 (en) 1985-01-04
EP0102261A1 (en) 1984-03-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee