DE69109709T2 - Spulenanordnung. - Google Patents

Spulenanordnung.

Info

Publication number
DE69109709T2
DE69109709T2 DE1991609709 DE69109709T DE69109709T2 DE 69109709 T2 DE69109709 T2 DE 69109709T2 DE 1991609709 DE1991609709 DE 1991609709 DE 69109709 T DE69109709 T DE 69109709T DE 69109709 T2 DE69109709 T2 DE 69109709T2
Authority
DE
Germany
Prior art keywords
coil arrangement
coil
arrangement
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE1991609709
Other languages
English (en)
Other versions
DE69109709D1 (de
Inventor
Shinichiro Ito
Yukiharu Kinoshita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TDK Corp
Original Assignee
TDK Corp
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
Priority claimed from JP2048830A external-priority patent/JP2791817B2/ja
Priority claimed from JP2264250A external-priority patent/JP2699020B2/ja
Priority claimed from JP2264252A external-priority patent/JP2699021B2/ja
Application filed by TDK Corp filed Critical TDK Corp
Application granted granted Critical
Publication of DE69109709D1 publication Critical patent/DE69109709D1/de
Publication of DE69109709T2 publication Critical patent/DE69109709T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H01F27/34—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
    • 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
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/02—Adaptations of transformers or inductances for specific applications or functions for non-linear operation
    • H01F38/023—Adaptations of transformers or inductances for specific applications or functions for non-linear operation of inductances
DE1991609709 1990-02-27 1991-02-20 Spulenanordnung. Expired - Fee Related DE69109709T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2048830A JP2791817B2 (ja) 1989-02-27 1990-02-27 コイル装置
JP2264250A JP2699020B2 (ja) 1990-10-02 1990-10-02 コイル装置
JP2264252A JP2699021B2 (ja) 1990-10-02 1990-10-02 コイル装置

Publications (2)

Publication Number Publication Date
DE69109709D1 DE69109709D1 (de) 1995-06-22
DE69109709T2 true DE69109709T2 (de) 1995-10-05

Family

ID=27293424

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1991609709 Expired - Fee Related DE69109709T2 (de) 1990-02-27 1991-02-20 Spulenanordnung.

Country Status (2)

Country Link
EP (1) EP0444522B1 (de)
DE (1) DE69109709T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5414401A (en) * 1992-02-20 1995-05-09 Martin Marietta Corporation High-frequency, low-profile inductor
US5767816A (en) * 1995-02-22 1998-06-16 Minnesota Mining And Manufacturing Company Ferrite core marker
US5619400A (en) * 1995-07-18 1997-04-08 Lucent Technologies Inc. Magnetic core structures and construction techniques therefor
EP1014397A1 (de) * 1998-12-15 2000-06-28 Alcatel Drosselspule mit hohem Streufeld für geschalteten Stromrichter
US6417753B1 (en) 2000-02-17 2002-07-09 Koninklijke Philips Electronics N.V. Planar magnetic device without center core leg

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1490564A (fr) * 1966-05-09 1967-08-04 Rech S Magnetiques Soc D Etude Pièces polaires pour l'établissement de champs magnétiques très homogènes
US3434085A (en) * 1967-05-08 1969-03-18 Varian Associates Magnets having logarithmic curved pole caps for producing uniform fields above saturation
US3566323A (en) * 1969-05-01 1971-02-23 Arnold Eng Co C-shaped magnetizable core
US3787790A (en) * 1970-02-27 1974-01-22 Bell & Howell Co Magnetic mass spectrometer with shaped, uniformly saturating magnetic poles
US4282567A (en) * 1976-10-26 1981-08-04 Texas Instruments Incorporated Modified power transformer for self-oscillating converter regulator power supply
DE3123006A1 (de) * 1981-06-10 1983-01-05 Ernst Roederstein Spezialfabrik für Kondensatoren GmbH, 8300 Landshut Transformator

Also Published As

Publication number Publication date
EP0444522A1 (de) 1991-09-04
EP0444522B1 (de) 1995-05-17
DE69109709D1 (de) 1995-06-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee