IT7923178V0 - TRANSFORMER WITH AN AIR SPACE. - Google Patents

TRANSFORMER WITH AN AIR SPACE.

Info

Publication number
IT7923178V0
IT7923178V0 IT7923178U IT2317879U IT7923178V0 IT 7923178 V0 IT7923178 V0 IT 7923178V0 IT 7923178 U IT7923178 U IT 7923178U IT 2317879 U IT2317879 U IT 2317879U IT 7923178 V0 IT7923178 V0 IT 7923178V0
Authority
IT
Italy
Prior art keywords
transformer
air space
space
air
Prior art date
Application number
IT7923178U
Other languages
Italian (it)
Inventor
Baggermans Albertus Be Antonus
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 IT7923178V0 publication Critical patent/IT7923178V0/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)
IT7923178U 1978-11-22 1979-11-19 TRANSFORMER WITH AN AIR SPACE. IT7923178V0 (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 (1)

Publication Number Publication Date
IT7923178V0 true IT7923178V0 (en) 1979-11-19

Family

ID=19831933

Family Applications (2)

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

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT27407/79A IT1163733B (en) 1978-11-22 1979-11-19 TRANSFORMER PRESENTING 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) IT7923178V0 (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
JP2699021B2 (en) * 1990-10-02 1998-01-19 ティーディーケイ株式会社 Coil device
EP0444521B1 (en) * 1990-02-27 1996-07-24 TDK Corporation Coil device
JP2714997B2 (en) * 1990-10-02 1998-02-16 ティーディーケイ株式会社 Coil device
JP2699020B2 (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
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
PT1501106E (en) 2003-07-23 2011-04-29 Sts Spezial Transformatoren Stockach Gmbh & Co Ferrite core for inductive element
DE602005016535D1 (en) * 2004-03-29 2009-10-22 Dartmouth College D FOR MAGNETIC COILS ON CORE WITH GASES
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
MY155185A (en) 2009-06-15 2015-09-15 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
EP2528069B1 (en) * 2011-05-26 2013-12-18 Franc Zajc Multi gap inductor core, multi gap inductor, transformer and corresponding manufacturing method
US9287030B2 (en) 2011-05-26 2016-03-15 Franc Zajc Multi gap 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
IT1163733B (en) 1987-04-08
NL7811481A (en) 1980-05-27
ES253561U (en) 1980-12-16
JPS5577115A (en) 1980-06-10
DE2946734A1 (en) 1980-06-04
FR2442496A1 (en) 1980-06-20
ES253561Y (en) 1981-06-01
IT7927407A0 (en) 1979-11-19
GB2037089A (en) 1980-07-02

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