CA939765A - Laminated magnetic core for induction devices and laminations for forming such magnetic core - Google Patents

Laminated magnetic core for induction devices and laminations for forming such magnetic core

Info

Publication number
CA939765A
CA939765A CA130,931A CA130931A CA939765A CA 939765 A CA939765 A CA 939765A CA 130931 A CA130931 A CA 130931A CA 939765 A CA939765 A CA 939765A
Authority
CA
Canada
Prior art keywords
magnetic core
laminations
forming
induction devices
laminated
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
CA130,931A
Other versions
CA130931S (en
Inventor
Ernst Meili
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.)
ELECTRO-APPARATEBAU F KNOBEL AND Co
Original Assignee
ELECTRO-APPARATEBAU F KNOBEL AND Co
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 ELECTRO-APPARATEBAU F KNOBEL AND Co filed Critical ELECTRO-APPARATEBAU F KNOBEL AND Co
Application granted granted Critical
Publication of CA939765A publication Critical patent/CA939765A/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
    • H01F38/08—High-leakage transformers or inductances
    • H01F38/10—Ballasts, e.g. for discharge lamps
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Harvester Elements (AREA)
CA130,931A 1970-12-28 1971-12-23 Laminated magnetic core for induction devices and laminations for forming such magnetic core Expired CA939765A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1923170A CH536545A (en) 1970-12-28 1970-12-28 Laminated magnetic core for induction devices

Publications (1)

Publication Number Publication Date
CA939765A true CA939765A (en) 1974-01-08

Family

ID=4438153

Family Applications (1)

Application Number Title Priority Date Filing Date
CA130,931A Expired CA939765A (en) 1970-12-28 1971-12-23 Laminated magnetic core for induction devices and laminations for forming such magnetic core

Country Status (13)

Country Link
US (1) US3694784A (en)
AT (1) AT311486B (en)
BE (1) BE777083A (en)
CA (1) CA939765A (en)
CH (1) CH536545A (en)
ES (1) ES398127A1 (en)
FR (1) FR2120827A5 (en)
GB (1) GB1338769A (en)
IL (1) IL38409A (en)
IT (1) IT945686B (en)
NL (1) NL7117580A (en)
NO (1) NO133116C (en)
SE (1) SE369002B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2950789C2 (en) * 1979-12-17 1982-07-01 May & Christe Gmbh, Transformatorenwerke, 6370 Oberursel Ballast for fluorescent lamps
ATE130119T1 (en) * 1992-07-20 1995-11-15 Knobel Lichttech METHOD FOR PRODUCING A CHOKER OR A TRANSFORMER HAVING E-SHAPED CORE PLATES FORMED FROM TWO U-SHAPED SHEETS.
US6865056B1 (en) 1999-10-05 2005-03-08 Seagate Technology Llc Longitudinal magnetic recording heads with variable-length gaps
US6865057B2 (en) * 1999-10-05 2005-03-08 Seagate Technology Llc Gapless longitudinal magnetic recording head with flux cavity
TW200618003A (en) * 2004-11-26 2006-06-01 Mu-Tu Li Electric device, and its labor and materials

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB803914A (en) * 1955-04-20 1958-11-05 Bernhard Philberth Stationary electromagnetic induction apparatus
US3201731A (en) * 1962-11-27 1965-08-17 Electro Netic Steel Inc Transformer core and lamination therefor

Also Published As

Publication number Publication date
FR2120827A5 (en) 1972-08-18
CH536545A (en) 1973-04-30
NO133116C (en) 1976-03-10
BE777083A (en) 1972-04-17
IT945686B (en) 1973-05-10
DE2162543B2 (en) 1976-01-15
NL7117580A (en) 1972-06-30
GB1338769A (en) 1973-11-28
AT311486B (en) 1973-11-26
IL38409A (en) 1974-06-30
NO133116B (en) 1975-12-01
IL38409A0 (en) 1972-02-29
US3694784A (en) 1972-09-26
DE2162543A1 (en) 1972-07-27
ES398127A1 (en) 1974-07-16
SE369002B (en) 1974-07-29

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