IT1163733B - Trasformatore presentante uno spazio d'aria - Google Patents

Trasformatore presentante uno spazio d'aria

Info

Publication number
IT1163733B
IT1163733B IT27407/79A IT2740779A IT1163733B IT 1163733 B IT1163733 B IT 1163733B IT 27407/79 A IT27407/79 A IT 27407/79A IT 2740779 A IT2740779 A IT 2740779A IT 1163733 B IT1163733 B IT 1163733B
Authority
IT
Italy
Prior art keywords
air space
presenting
transformer
transformer presenting
space
Prior art date
Application number
IT27407/79A
Other languages
English (en)
Other versions
IT7927407A0 (it
Inventor
Albertus Bernardus Baggermans
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of IT7927407A0 publication Critical patent/IT7927407A0/it
Application granted granted Critical
Publication of IT1163733B publication Critical patent/IT1163733B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F3/14—Constrictions; Gaps, e.g. air-gaps
    • 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
    • H01F27/346—Preventing or reducing leakage fields
    • 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
    • H01F2027/348—Preventing eddy currents

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Transformers For Measuring Instruments (AREA)
IT27407/79A 1978-11-22 1979-11-19 Trasformatore presentante uno spazio d'aria IT1163733B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7811481A NL7811481A (nl) 1978-11-22 1978-11-22 Transformator met luchtspleet.

Publications (2)

Publication Number Publication Date
IT7927407A0 IT7927407A0 (it) 1979-11-19
IT1163733B true IT1163733B (it) 1987-04-08

Family

ID=19831933

Family Applications (2)

Application Number Title Priority Date Filing Date
IT27407/79A IT1163733B (it) 1978-11-22 1979-11-19 Trasformatore presentante uno spazio d'aria
IT7923178U IT7923178V0 (it) 1978-11-22 1979-11-19 Trasformatore presentante uno spazio d'aria.

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT7923178U IT7923178V0 (it) 1978-11-22 1979-11-19 Trasformatore presentante uno spazio d'aria.

Country Status (7)

Country Link
JP (1) JPS5577115A (it)
DE (1) DE2946734A1 (it)
ES (1) ES253561Y (it)
FR (1) FR2442496A1 (it)
GB (1) GB2037089A (it)
IT (2) IT1163733B (it)
NL (1) NL7811481A (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3828985C1 (it) * 1988-08-26 1989-09-14 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De
US6211765B1 (en) 1990-02-27 2001-04-03 Tdk Corporation Coil device
JP2714997B2 (ja) * 1990-10-02 1998-02-16 ティーディーケイ株式会社 コイル装置
JP2699021B2 (ja) * 1990-10-02 1998-01-19 ティーディーケイ株式会社 コイル装置
JP2699020B2 (ja) * 1990-10-02 1998-01-19 ティーディーケイ株式会社 コイル装置
EP0444521B1 (en) * 1990-02-27 1996-07-24 TDK Corporation Coil device
US5210514A (en) * 1990-08-17 1993-05-11 Tdk Corporation Coil device
US5789907A (en) * 1991-03-29 1998-08-04 Top Gulf Coast Corporation Variable impedence transformer
US5376912A (en) * 1992-03-12 1994-12-27 Casagrande; Serge Combined transformer and inductor
DE19833190A1 (de) * 1998-07-23 2000-01-27 Bayerische Motoren Werke Ag Zündspule
US6417753B1 (en) 2000-02-17 2002-07-09 Koninklijke Philips Electronics N.V. Planar magnetic device without center core leg
DE10141343A1 (de) * 2001-08-23 2003-03-13 Siemens Ag Hochfrequenz-Einrichtung mit weichmagnetischem Kernmaterial und Verfahren zu deren Herstellung
PT1501106E (pt) 2003-07-23 2011-04-29 Sts Spezial Transformatoren Stockach Gmbh & Co Núcleo de ferrite para um elemento de indutância
ATE442656T1 (de) * 2004-03-29 2009-09-15 Dartmouth College Folienwicklung mit niedrigem wechselstromwiderstand für magnetspulen auf kernen mit lücken
DE102006026466B3 (de) * 2006-06-01 2007-12-06 Siemens Ag Induktives elektrisches Element, insbesondere Transformator, Übertrager, Drossel, Filter und Wickelgut
US7746211B2 (en) * 2006-12-27 2010-06-29 General Electric Company Lamp transformer assembly
US7746001B2 (en) * 2007-04-27 2010-06-29 Plasma Technics, Inc. Plasma generator having a power supply with multiple leakage flux coupled transformers
MY155185A (en) * 2009-06-15 2015-09-15 Univ Northwest Segmented core transformer
DE202011004121U1 (de) * 2011-03-17 2011-05-26 Roland Pechan GmbH & Co. KG, 04827 Induktives passives Bauelement, insbesondere Drossel
EP2530688A1 (en) * 2011-05-26 2012-12-05 Franc Zajc Flat band winding for an inductor core
US9287030B2 (en) 2011-05-26 2016-03-15 Franc Zajc Multi gap inductor core
DE102013225875A1 (de) * 2013-12-13 2015-07-02 Siemens Aktiengesellschaft Führung eines magnetischen Flusses

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR494559A (fr) * 1917-11-20 1919-09-12 Westinghouse Electric Corp Bobines de réactance limitatives de force
NL23169C (it) * 1927-03-23
US3187284A (en) * 1957-06-24 1965-06-01 Philips Corp Variable inductance device
DE1245487B (de) * 1963-05-24 1967-07-27 Westinghouse Electric Corp Verfahren zur Herstellung eines geblechten Eisenkernes fuer Transformatoren und Drosselspulen
FR1559121A (it) * 1968-01-26 1969-03-07
CH483707A (de) * 1968-06-10 1969-12-31 Bbc Brown Boveri & Cie Dreiphasen-Drosselspule mit Magnetkern
DE2130773A1 (de) * 1970-07-02 1972-04-13 Iskra Zd Za Avtomatizacijo V Z Klebstoff zum Kleben mit genau bestimmtem Abstand
DE2718274A1 (de) * 1977-04-25 1978-10-26 Vogt Gmbh & Co Kg Verfahren zur herstellung definierter luftspalte in magnetischen kreisen

Also Published As

Publication number Publication date
ES253561U (es) 1980-12-16
JPS5577115A (en) 1980-06-10
GB2037089A (en) 1980-07-02
FR2442496A1 (fr) 1980-06-20
DE2946734A1 (de) 1980-06-04
ES253561Y (es) 1981-06-01
IT7923178V0 (it) 1979-11-19
NL7811481A (nl) 1980-05-27
IT7927407A0 (it) 1979-11-19

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