CH480719A - Transformer core with cooling channels parallel to the sheets, and method for its manufacture - Google Patents

Transformer core with cooling channels parallel to the sheets, and method for its manufacture

Info

Publication number
CH480719A
CH480719A CH455768A CH455768A CH480719A CH 480719 A CH480719 A CH 480719A CH 455768 A CH455768 A CH 455768A CH 455768 A CH455768 A CH 455768A CH 480719 A CH480719 A CH 480719A
Authority
CH
Switzerland
Prior art keywords
sheets
manufacture
cooling channels
transformer core
channels parallel
Prior art date
Application number
CH455768A
Other languages
German (de)
Inventor
Wagenbichler Engelbert
Original Assignee
Bbc Brown Boveri & 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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to CH455768A priority Critical patent/CH480719A/en
Priority to DE19691912031 priority patent/DE1912031A1/en
Priority to AT244469A priority patent/AT284263B/en
Priority to NO127969A priority patent/NO123537B/no
Priority to FR6908881A priority patent/FR2004926A1/en
Publication of CH480719A publication Critical patent/CH480719A/en

Links

Classifications

    • 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)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Coils Of Transformers For General Uses (AREA)
CH455768A 1968-03-28 1968-03-28 Transformer core with cooling channels parallel to the sheets, and method for its manufacture CH480719A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH455768A CH480719A (en) 1968-03-28 1968-03-28 Transformer core with cooling channels parallel to the sheets, and method for its manufacture
DE19691912031 DE1912031A1 (en) 1968-03-28 1969-03-10 Transformer core with cooling ducts parallel to the sheets and process for its manufacture
AT244469A AT284263B (en) 1968-03-28 1969-03-12 Transformer core with cooling channels parallel to the sheets and process for its manufacture
NO127969A NO123537B (en) 1968-03-28 1969-03-26
FR6908881A FR2004926A1 (en) 1968-03-28 1969-03-26 MAGNETIC CIRCUIT OF TRANSFORMER WITH COOLING CHANNELS PARALLEL TO THE SHEETS, AND PROCESS FOR ITS MANUFACTURING

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH455768A CH480719A (en) 1968-03-28 1968-03-28 Transformer core with cooling channels parallel to the sheets, and method for its manufacture

Publications (1)

Publication Number Publication Date
CH480719A true CH480719A (en) 1969-10-31

Family

ID=4278293

Family Applications (1)

Application Number Title Priority Date Filing Date
CH455768A CH480719A (en) 1968-03-28 1968-03-28 Transformer core with cooling channels parallel to the sheets, and method for its manufacture

Country Status (5)

Country Link
AT (1) AT284263B (en)
CH (1) CH480719A (en)
DE (1) DE1912031A1 (en)
FR (1) FR2004926A1 (en)
NO (1) NO123537B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT357236B (en) * 1978-12-12 1980-06-25 Elin Union Ag THROTTLE COIL
JPS5844705A (en) * 1981-09-10 1983-03-15 Mitsubishi Electric Corp Iron core for electromagnetic induction apparatus
DE10051157A1 (en) * 2000-10-16 2002-04-25 Siemens Ag High frequency and power transformer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB231025A (en) * 1924-05-05 1925-03-26 English Electric Co Ltd Improvements in the construction of electric transforming apparatus
FR619593A (en) * 1925-12-05 1927-04-05 Alsacienne Constr Meca Process for cooling the upper cylinder head of transformers
GB351367A (en) * 1929-10-21 1931-06-25 British Thomson Houston Co Ltd Improvements in and relating to magnetic cores for electrical induction apparatus
US2896181A (en) * 1952-11-18 1959-07-21 Mc Graw Edison Co Magnetic core
FR1142347A (en) * 1955-03-15 1957-09-17 Smit & Willem & Co Nv Magnetic circuit
GB830688A (en) * 1955-04-13 1960-03-16 Gen Electric Improvements in laminated magnetic cores

Also Published As

Publication number Publication date
AT284263B (en) 1970-09-10
NO123537B (en) 1971-12-06
DE1912031A1 (en) 1969-10-02
FR2004926B1 (en) 1973-10-19
FR2004926A1 (en) 1969-12-05

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Legal Events

Date Code Title Description
PL Patent ceased