NO773445L - TREBENET IRON CORE FOR A CHOOSE COIL OR A TRANSFORMER. - Google Patents

TREBENET IRON CORE FOR A CHOOSE COIL OR A TRANSFORMER.

Info

Publication number
NO773445L
NO773445L NO773445A NO773445A NO773445L NO 773445 L NO773445 L NO 773445L NO 773445 A NO773445 A NO 773445A NO 773445 A NO773445 A NO 773445A NO 773445 L NO773445 L NO 773445L
Authority
NO
Norway
Prior art keywords
trebenet
transformer
iron core
choose
coil
Prior art date
Application number
NO773445A
Other languages
Norwegian (no)
Other versions
NO148466C (en
NO148466B (en
Inventor
Pertti Lilja
Original Assignee
Helvar Oy
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 Helvar Oy filed Critical Helvar Oy
Publication of NO773445L publication Critical patent/NO773445L/en
Publication of NO148466B publication Critical patent/NO148466B/en
Publication of NO148466C publication Critical patent/NO148466C/en

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Soft Magnetic Materials (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
NO773445A 1976-10-11 1977-10-10 STEPED IRON CORE FOR A THROTTLE COIL OR TRANSFORMER NO148466C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI762891A FI57192C (en) 1976-10-11 1976-10-11 JAERNKAERNA FOER DROSSELANORDNING ELLER TRANSFORMATOR

Publications (3)

Publication Number Publication Date
NO773445L true NO773445L (en) 1978-04-12
NO148466B NO148466B (en) 1983-07-04
NO148466C NO148466C (en) 1983-10-12

Family

ID=8510328

Family Applications (1)

Application Number Title Priority Date Filing Date
NO773445A NO148466C (en) 1976-10-11 1977-10-10 STEPED IRON CORE FOR A THROTTLE COIL OR TRANSFORMER

Country Status (8)

Country Link
DE (1) DE2745701C2 (en)
FI (1) FI57192C (en)
FR (1) FR2367340A1 (en)
GB (1) GB1588765A (en)
NO (1) NO148466C (en)
PL (1) PL114511B1 (en)
SE (1) SE421362B (en)
SU (1) SU745390A3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3017368A1 (en) * 1980-05-07 1981-11-12 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt LINE TRANSFORMER FOR A TELEVISION RECEIVER
DE3510854A1 (en) * 1985-03-26 1986-10-02 Schwabe GmbH & Co KG Elektrotechnische Fabrik, 7068 Urbach METHOD FOR THE PRODUCTION OF U-SHAPED CORE SHEETS AND T-SHAPED BACK-SHAPING SHEETS THAT MATCH BETWEEN THE SIDE OF THEM OF A THROTTLE OR A TRANSFORMER, ESPECIALLY FOR GAS DISCHARGE LAMPS
EP0571242A1 (en) * 1992-05-21 1993-11-24 Acec Ballasts Magnetic circuit with airgap, particularly for ballasts for discharge lamps and its manufacturing method

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE159059C (en) *
GB128118A (en) * 1918-11-13 1919-06-19 Ralph Crosbie-Hill Improvements relating to Electric Transformers.
US1783050A (en) * 1930-04-22 1930-11-25 Gen Electric Magnetic core
US3132285A (en) * 1957-03-22 1964-05-05 Jefferson Electric Co Transformer ballast assembly for energizing gas discharge devices
GB878573A (en) * 1958-09-10 1961-10-04 Gen Electric Co Ltd Improvements in or relating to the production of magnetic core laminations
FR1218773A (en) * 1959-03-11 1960-05-12 Normacem Sa Magnetic circuit for transformer
US3153961A (en) * 1963-06-20 1964-10-27 Advance Transformer Co Method of producing transformer core laminations from strip stock
DE1613628A1 (en) * 1967-03-20 1970-07-30 Blum Eisen & Metallind Two-part iron core, especially for transformers
AT304691B (en) * 1969-12-09 1973-01-25 Zumtobel Walter Transformer or induction coil
AT311485B (en) * 1969-12-09 1973-11-26 Zumtobel Walter Transformer or induction coil with iron core
AT304692B (en) * 1969-12-29 1973-01-25 Zumtobel Walter Iron package or core, preferably made of layered lamellas
SE363924B (en) * 1970-08-27 1974-02-04 Licentia Gmbh
DE2106900A1 (en) * 1971-02-13 1972-08-24 Siemens Ag Electric choke coil for operating gas discharge lamps
FR2173689B1 (en) * 1972-02-28 1975-06-13 Cetek Const Electrotech
DE2309727C3 (en) * 1973-02-27 1979-05-03 Fa. Hermann Schwabe, 7067 Urbach Process for the production of chokes or transformers to be used in particular as ballasts for gas discharge lamps
GB1464798A (en) * 1973-08-20 1977-02-16 Zumtobel W Transformer or choke with an iron body

Also Published As

Publication number Publication date
NO148466C (en) 1983-10-12
NO148466B (en) 1983-07-04
SE7711335L (en) 1978-04-12
FR2367340B1 (en) 1984-02-24
FI762891A (en) 1978-04-12
FI57192C (en) 1980-06-10
FR2367340A1 (en) 1978-05-05
FI57192B (en) 1980-02-29
DE2745701C2 (en) 1986-07-31
DE2745701A1 (en) 1978-04-13
SU745390A3 (en) 1980-06-30
GB1588765A (en) 1981-04-29
SE421362B (en) 1981-12-14
PL201439A1 (en) 1978-04-24
PL114511B1 (en) 1981-02-28

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