ATE31840T1 - Impulstransformator mit ferritkern. - Google Patents

Impulstransformator mit ferritkern.

Info

Publication number
ATE31840T1
ATE31840T1 AT84104976T AT84104976T ATE31840T1 AT E31840 T1 ATE31840 T1 AT E31840T1 AT 84104976 T AT84104976 T AT 84104976T AT 84104976 T AT84104976 T AT 84104976T AT E31840 T1 ATE31840 T1 AT E31840T1
Authority
AT
Austria
Prior art keywords
core
legs
portions
ferrite core
top surface
Prior art date
Application number
AT84104976T
Other languages
German (de)
English (en)
Inventor
Giovanni Maddalon
Original Assignee
Zanussi Elettromecc
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 Zanussi Elettromecc filed Critical Zanussi Elettromecc
Application granted granted Critical
Publication of ATE31840T1 publication Critical patent/ATE31840T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
    • H01F19/08—Transformers having magnetic bias, e.g. for handling pulses
    • 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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material
    • 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
    • H01F27/02—Casings
    • H01F27/027—Casings specially adapted for combination of signal type inductors or transformers with electronic circuits, e.g. mounting on printed circuit boards
    • 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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Soft Magnetic Materials (AREA)
AT84104976T 1983-05-09 1984-05-03 Impulstransformator mit ferritkern. ATE31840T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8334023U IT8334023V0 (it) 1983-05-09 1983-05-09 Trasformatore smt con nucleo di ferrite.
EP84104976A EP0131700B1 (fr) 1983-05-09 1984-05-03 Transformateur d'impulsions muni d'un noyau en ferrite

Publications (1)

Publication Number Publication Date
ATE31840T1 true ATE31840T1 (de) 1988-01-15

Family

ID=11238756

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84104976T ATE31840T1 (de) 1983-05-09 1984-05-03 Impulstransformator mit ferritkern.

Country Status (5)

Country Link
EP (1) EP0131700B1 (fr)
AT (1) ATE31840T1 (fr)
DE (1) DE3468578D1 (fr)
ES (1) ES278941Y (fr)
IT (1) IT8334023V0 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937546A (en) * 1989-03-28 1990-06-26 Salom Electric Co., Ltd. Ring-core transformer
FR2655475B1 (fr) * 1989-12-01 1992-02-21 Orega Electro Mecanique Dispositif de blindage pour transformateur d'alimentation a decoupage.
US6950291B1 (en) * 1999-11-29 2005-09-27 Lucent Technologies Inc. Electromagnetic interference shielding for small magnetic devices
CN111735994B (zh) * 2020-08-25 2020-11-13 广东电网有限责任公司东莞供电局 一种变压器检测用夹具

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617854A (en) * 1970-04-20 1971-11-02 Raytheon Co Pulse transformer
US3668586A (en) * 1971-03-08 1972-06-06 Electronic Associates Transformer-inductor frame and kit
DE2209071A1 (de) * 1972-02-25 1973-08-30 Siemens Ag Abgleichbare elektrische spule, insbesondere fuer hybrid- und gedruckte schaltungen
GB2035706B (en) * 1978-11-09 1983-05-05 Tdk Electronics Co Ltd Inductance element

Also Published As

Publication number Publication date
ES278941U (es) 1984-09-16
EP0131700A2 (fr) 1985-01-23
EP0131700A3 (en) 1985-05-15
IT8334023V0 (it) 1983-05-09
EP0131700B1 (fr) 1988-01-07
ES278941Y (es) 1985-04-01
DE3468578D1 (en) 1988-02-11

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties