IT1163733B - TRANSFORMER PRESENTING AN AIR SPACE - Google Patents

TRANSFORMER PRESENTING AN AIR SPACE

Info

Publication number: IT1163733B
Authority: IT; Italy
Prior art keywords: air space; presenting; transformer; transformer presenting; space
Prior art date: 1978-11-22

Application number

IT27407/79A

Other languages

Italian (it)

Other versions

IT7927407A0 (en

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.)

1978-11-22

Filing date

1979-11-19

Publication date

1987-04-08

1979-11-19 Application filed by Philips Nv filed Critical Philips Nv

1979-11-19 Publication of IT7927407A0 publication Critical patent/IT7927407A0/en

1987-04-08 Application granted granted Critical

1987-04-08 Publication of IT1163733B publication Critical patent/IT1163733B/en

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

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 Before (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)	IT7923178V0 (en)
NL (1)	NL7811481A (en)

Families Citing this family (23)

* 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
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
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
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
EP1501106B1 (en)	2003-07-23	2011-02-02	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
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
FR3162306A1 (en) *	2024-05-16	2025-11-21	Valeo Eautomotive Germany Gmbh	Single-phase transformer for vehicle electric energy storage unit charger

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

1978
- 1978-11-22 NL NL7811481A patent/NL7811481A/en not_active Application Discontinuation
1979
- 1979-09-28 FR FR7924244A patent/FR2442496A1/en not_active Withdrawn
- 1979-11-19 GB GB7939982A patent/GB2037089A/en not_active Withdrawn
- 1979-11-19 JP JP14904079A patent/JPS5577115A/en active Pending
- 1979-11-19 IT IT7923178U patent/IT7923178V0/en unknown
- 1979-11-19 IT IT27407/79A patent/IT1163733B/en active
- 1979-11-20 ES ES1979253561U patent/ES253561Y/en not_active Expired
- 1979-11-20 DE DE19792946734 patent/DE2946734A1/en not_active Withdrawn

Also Published As

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

Publication	Publication Date	Title
IT1163733B (en)	1987-04-08	TRANSFORMER PRESENTING AN AIR SPACE
SE8000506L (en)	1980-01-22	SELF-CLEANING AIR TRAINER
IT1119427B (en)	1986-03-10	SIMPLIFIED AIR CONDITIONER
NO149974C (en)	1984-07-25	VENTILATOR
IT1099620B (en)	1985-09-18	AIR CONDITIONER
AT368874B (en)	1982-11-25	DUCT TAPE
SE7813386L (en)	1979-07-04	GAS TRAINING FACILITY
FR2458880B1 (en)	1985-09-13	TRANSFORMER
IT1160615B (en)	1987-03-11	AIR CONDITIONER
DK257680A (en)	1980-12-19	FAN
FI812294L (en)	1981-07-22	VENTILATOR
FI791955A7 (en)	1979-12-27	GAS CONNECTION
TR20391A (en)	1981-05-18	LATEX COAGUELATION
IT1133977B (en)	1986-07-24	ELECTRIC AIR COMPRESSOR
FR2462772B1 (en)	1985-06-14	TRANSFORMER
IT1110675B (en)	1985-12-23	STRUCTURE FOR AIR INSUFFLATION
FI792339A7 (en)	1980-02-02	ANLAEGGNING FOER BEHANDLING AV EN BANDPRODUKT I GAS
BR7903760A (en)	1980-02-05	TRANSFORMER TRANSFORMER
IT1193387B (en)	1988-06-15	FAN
IT1080852B (en)	1985-05-16	AIR HUMIDIFIER
BE879097A (en)	1980-01-16	LINEAR AIR VENT
SE7904849L (en)	1979-12-06	AIR SUPPLIES
ATA743579A (en)	1989-06-15	AIR TUBE COOLER
FI791956A7 (en)	1979-12-27	GAS CONNECTION
JPS5597600A (en)	1980-07-24	Duct