IT7927407A0 - TRANSFORMER PRESENTING AN AIR GAP. - Google Patents

TRANSFORMER PRESENTING AN AIR GAP.

Info

Publication number
IT7927407A0
IT7927407A0 IT7927407A IT2740779A IT7927407A0 IT 7927407 A0 IT7927407 A0 IT 7927407A0 IT 7927407 A IT7927407 A IT 7927407A IT 2740779 A IT2740779 A IT 2740779A IT 7927407 A0 IT7927407 A0 IT 7927407A0
Authority
IT
Italy
Prior art keywords
air gap
presenting
transformer
transformer presenting
gap
Prior art date
Application number
IT7927407A
Other languages
Italian (it)
Other versions
IT1163733B (en
Inventor
Albertus B A 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/en
Application granted granted Critical
Publication of IT1163733B publication Critical patent/IT1163733B/en

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 TRANSFORMER PRESENTING AN AIR SPACE IT1163733B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7811481A NL7811481A (en) 1978-11-22 1978-11-22 TRANSFORMER WITH AIR SLOT.

Publications (2)

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

Family

ID=19831933

Family Applications (2)

Application Number Title Priority Date Filing Date
IT27407/79A IT1163733B (en) 1978-11-22 1979-11-19 TRANSFORMER PRESENTING AN AIR SPACE
IT7923178U IT7923178V0 (en) 1978-11-22 1979-11-19 TRANSFORMER WITH AN AIR SPACE.

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT7923178U IT7923178V0 (en) 1978-11-22 1979-11-19 TRANSFORMER WITH AN AIR SPACE.

Country Status (7)

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

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3828985C1 (en) * 1988-08-26 1989-09-14 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De
DE69120986T2 (en) * 1990-02-27 1996-12-12 Tdk Corp Coil arrangement
JP2699021B2 (en) * 1990-10-02 1998-01-19 ティーディーケイ株式会社 Coil device
US6211765B1 (en) 1990-02-27 2001-04-03 Tdk Corporation Coil device
JP2699020B2 (en) * 1990-10-02 1998-01-19 ティーディーケイ株式会社 Coil device
JP2714997B2 (en) * 1990-10-02 1998-02-16 ティーディーケイ株式会社 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 (en) * 1998-07-23 2000-01-27 Bayerische Motoren Werke Ag ignition coil
US6417753B1 (en) 2000-02-17 2002-07-09 Koninklijke Philips Electronics N.V. Planar magnetic device without center core leg
DE10141343A1 (en) * 2001-08-23 2003-03-13 Siemens Ag High frequency device, used in the production of telecommunications systems, comprises a magnetic core having thin layers made from soft magnetic material
DE50313456D1 (en) 2003-07-23 2011-03-17 Sts Spezial Transformatoren Stockach Gmbh & Co Ferrite core for an inductance component
EP1730753B1 (en) * 2004-03-29 2009-09-09 The Trustees of Dartmouth College Low ac resistance foil winding for magnetic coils on gapped cores
DE102006026466B3 (en) * 2006-06-01 2007-12-06 Siemens Ag Inductive electrical element particularly transformer, has winding conductor, particularly formed as filament, which is wounded partly around ferromagnetic core for formation of winding
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
BRPI1010687A2 (en) * 2009-06-15 2016-03-15 Univ Northwest "segmented core transformer"
DE202011004121U1 (en) * 2011-03-17 2011-05-26 Roland Pechan GmbH & Co. KG, 04827 Inductive passive component, in particular throttle
US9287030B2 (en) 2011-05-26 2016-03-15 Franc Zajc Multi gap inductor core
EP2530688A1 (en) * 2011-05-26 2012-12-05 Franc Zajc Flat band winding for an inductor core
DE102013225875A1 (en) * 2013-12-13 2015-07-02 Siemens Aktiengesellschaft Guiding a magnetic flux

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR494559A (en) * 1917-11-20 1919-09-12 Westinghouse Electric Corp Force limiting reactance coils
NL23169C (en) * 1927-03-23
US3187284A (en) * 1957-06-24 1965-06-01 Philips Corp Variable inductance device
DE1245487B (en) * 1963-05-24 1967-07-27 Westinghouse Electric Corp Process for the production of a laminated iron core for transformers and reactors
FR1559121A (en) * 1968-01-26 1969-03-07
CH483707A (en) * 1968-06-10 1969-12-31 Bbc Brown Boveri & Cie Three-phase choke coil with magnetic core
DE2130773A1 (en) * 1970-07-02 1972-04-13 Iskra Zd Za Avtomatizacijo V Z Adhesive for gluing with a precisely determined distance
DE2718274A1 (en) * 1977-04-25 1978-10-26 Vogt Gmbh & Co Kg PROCESS FOR PRODUCING DEFINED AIR GAP IN MAGNETIC CIRCLES

Also Published As

Publication number Publication date
GB2037089A (en) 1980-07-02
ES253561U (en) 1980-12-16
FR2442496A1 (en) 1980-06-20
ES253561Y (en) 1981-06-01
IT7923178V0 (en) 1979-11-19
DE2946734A1 (en) 1980-06-04
JPS5577115A (en) 1980-06-10
NL7811481A (en) 1980-05-27
IT1163733B (en) 1987-04-08

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