DE3365626D1 - A magnetic circuit or part of a magnetic circuit and a method for preparation thereof - Google Patents

A magnetic circuit or part of a magnetic circuit and a method for preparation thereof

Info

Publication number
DE3365626D1
DE3365626D1 DE8383105477T DE3365626T DE3365626D1 DE 3365626 D1 DE3365626 D1 DE 3365626D1 DE 8383105477 T DE8383105477 T DE 8383105477T DE 3365626 T DE3365626 T DE 3365626T DE 3365626 D1 DE3365626 D1 DE 3365626D1
Authority
DE
Germany
Prior art keywords
magnetic circuit
preparation
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
DE8383105477T
Other languages
English (en)
Inventor
Pertti Lilja
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.)
Helvar Oy AB
Original Assignee
Helvar Oy AB
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
Priority claimed from FI822117A external-priority patent/FI822117A0/fi
Application filed by Helvar Oy AB filed Critical Helvar Oy AB
Application granted granted Critical
Publication of DE3365626D1 publication Critical patent/DE3365626D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H01F27/2455—Magnetic cores made from sheets, e.g. grain-oriented using bent laminations

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
DE8383105477T 1982-06-14 1983-06-03 A magnetic circuit or part of a magnetic circuit and a method for preparation thereof Expired DE3365626D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI822117A FI822117A0 (fi) 1982-06-14 1982-06-14 Foerfarande foer framstaellning av kaernan till en drossel eller transformator
FI824430A FI72833C (fi) 1982-06-14 1982-12-23 Magnetkrets eller del av magnetkrets och foerfarande foer dess framstaellning.

Publications (1)

Publication Number Publication Date
DE3365626D1 true DE3365626D1 (en) 1986-10-02

Family

ID=26157351

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383105477T Expired DE3365626D1 (en) 1982-06-14 1983-06-03 A magnetic circuit or part of a magnetic circuit and a method for preparation thereof

Country Status (3)

Country Link
EP (1) EP0096809B1 (de)
DE (1) DE3365626D1 (de)
FI (1) FI72833C (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6094125A (en) * 1998-07-16 2000-07-25 Wako Seiki Co., Ltd. Thin metal plate stack assembly and method of making the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE874495C (de) * 1943-12-11 1953-04-23 Julius Pintsch K G Verfahren zur Herstellung von Mantel- bzw. Topfmagnetprofilen
GB646859A (en) * 1947-04-05 1950-11-29 Westinghouse Electric Int Co Improvements in or relating to the manufacture of magnetic cores for electric induction apparatus
GB653908A (en) * 1947-04-30 1951-05-30 Westinghouse Electric Int Co Improvements in or relating to electric induction apparatus
GB883178A (en) * 1958-06-26 1961-11-22 Emile Lekens Improvements to transformers, choke coils and all similar devices, as well as stampings used therefor
US3513523A (en) * 1967-04-20 1970-05-26 Gen Electric Machine and method for forming laminations for magnetic cores
DE2309727C3 (de) * 1973-02-27 1979-05-03 Fa. Hermann Schwabe, 7067 Urbach Verfahren zur Herstellung von insbesondere als Vorschaltgerät für Gasentladungslampen zu verwendende Drosseln oder Transformatoren

Also Published As

Publication number Publication date
EP0096809B1 (de) 1986-08-27
FI824430A0 (fi) 1982-12-23
FI824430L (fi) 1983-12-15
EP0096809A1 (de) 1983-12-28
FI72833B (fi) 1987-03-31
FI72833C (fi) 1987-07-10

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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