IT8021438A0 - Trasformatore di misura utile per misurare, senza vincolo di potenziale, correnti o tensioni elettriche. - Google Patents

Trasformatore di misura utile per misurare, senza vincolo di potenziale, correnti o tensioni elettriche.

Info

Publication number: IT8021438A0
Authority: IT; Italy
Prior art keywords: voltages; measuring; electrical currents; measurement transformer; potential constraints
Prior art date: 1979-04-20

Application number

IT8021438A

Other languages

English (en)

Other versions

IT1141453B (it

Inventor

Schneider Gernot

Trinkler Werner

Halder Mathis

Blazso Eva

De Vries Jocob

Schurmann Konrad

Muntwyler Hans

Original Assignee

A Zug Svizzera

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.)

1979-04-20

Filing date

1980-04-17

Publication date

1980-04-17

1980-04-17 Application filed by A Zug Svizzera filed Critical A Zug Svizzera

1980-04-17 Publication of IT8021438A0 publication Critical patent/IT8021438A0/it

1986-10-01 Application granted granted Critical

1986-10-01 Publication of IT1141453B publication Critical patent/IT1141453B/it

Links

238000005259 measurement Methods 0.000 title 1

Classifications

- 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
- H01F38/20—Instruments transformers

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Measuring Magnetic Variables (AREA)
Transformers For Measuring Instruments (AREA)
Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)

IT21438/80A 1979-04-20 1980-04-17 Trasformatore di misura utile per misurare,senza vincolo di potenziale,correnti o tensioni elettriche IT1141453B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH372479A CH642477A5 (de)	1979-04-20	1979-04-20	Messwandler zum potentialfreien messen von stroemen oder spannungen.

Publications (2)

Publication Number	Publication Date
IT8021438A0 true IT8021438A0 (it)	1980-04-17
IT1141453B IT1141453B (it)	1986-10-01

Family

ID=4262134

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT21438/80A IT1141453B (it)	1979-04-20	1980-04-17	Trasformatore di misura utile per misurare,senza vincolo di potenziale,correnti o tensioni elettriche

Country Status (10)

Country	Link
US (1)	US4362990A (it)
JP (1)	JPS5937846B2 (it)
CH (1)	CH642477A5 (it)
DE (1)	DE2918483C2 (it)
FR (1)	FR2454679A1 (it)
GB (1)	GB2047976B (it)
IT (1)	IT1141453B (it)
NL (1)	NL185965B (it)
SE (1)	SE451042B (it)
YU (1)	YU103680A (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH656746A5 (de) *	1982-06-15	1986-07-15	Landis & Gyr Ag	Magnetfeldsensor.
DE3370875D1 (en) *	1982-07-26	1987-05-14	Landis & Gyr Ag	Magnetic field sensor and the use thereof
DE3479758D1 (en) *	1984-01-07	1989-10-19	Duerrwaechter E Dr Doduco	Device for measuring electrical currents using a magnetic-field sensor
US4833437A (en) *	1986-07-21	1989-05-23	Williamson Windings Inc.	Magnetic core inductor
US4813126A (en) *	1986-10-01	1989-03-21	Williamson Windings Inc.	Apparatus and method for fabricating magnetic devices
CA1331785C (en) *	1988-06-14	1994-08-30	Stanley Electric Co., Ltd.	Current detection device and core for detection of magnetic flux
US5066904A (en) *	1988-10-18	1991-11-19	General Electric Company	Coaxial current sensors
US5216402A (en) *	1992-01-22	1993-06-01	Hughes Aircraft Company	Separable inductive coupler
US5343143A (en) *	1992-02-11	1994-08-30	Landis & Gyr Metering, Inc.	Shielded current sensing device for a watthour meter
DE9203283U1 (de) *	1992-03-11	1993-07-15	Siemens AG, 8000 München	Stromsensor mit integrierter Meßschaltung
FR2693831B1 (fr) *	1992-07-15	1994-10-14	Abb Control Sa	Transformateur asservi d'intensité pour courants continus, alternatifs ou pulsés.
ES2191557B1 (es) *	2002-02-15	2005-02-01	Esdras Automatica, S.L.	Transformador para medida de tension y corriente electrica caracterizado por la recepcion de ondas electromagneticas en medio dielectrico.
EP1450176A1 (en) *	2003-02-21	2004-08-25	Liaisons Electroniques-Mecaniques Lem S.A.	Magnetic field sensor and electrical current sensor therewith
JP2008039571A (ja) *	2006-08-04	2008-02-21	Denso Corp	電流センサ
ES2405837B1 (es) *	2012-11-12	2013-10-18	Premo, S.L.	Dispositivo sensor de corriente de montaje superficial
EP2743944B1 (en) *	2012-12-13	2017-02-15	Tyco Electronics Nederland B.V.	Contactless connector
CN106093826B (zh) *	2016-08-10	2019-07-12	李蕊名	一种带气隙铁芯电流互感器测量结构
US11079211B2 (en) *	2018-08-07	2021-08-03	Halliburton Energy Services, Inc.	Caliper tool and sensor for use in high pressure environments
US12300431B2 (en) *	2022-11-01	2025-05-13	City University Of Hong Kong	Electromagnetic devices, electromagnetic actuation systems, and methods thereof for gradient enhancement

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2608610A (en) *	1950-01-28	1952-08-26	Bell Telephone Labor Inc	Transformer
FR1020505A (fr) *	1950-06-19	1953-02-06	Plessey Co Ltd	Bobine d'inductance à haute fréquence avec enroulement logé dans une enveloppe formée de cuvettes accolées
FR1364128A (fr) *	1963-05-09	1964-06-19	Lignes Telegraph Telephon	Noyaux magnétiques améliorés
DE1638602B1 (de) *	1967-09-12	1970-09-24	Siemens Ag	Stromwandler mit einem Eisenkernsystem,das einen mittels mindestens eines Luftspaltes gescherten Eisenkern enthaelt
DE2409881C3 (de) *	1974-03-01	1978-12-21	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Schalenkernübertrager
FR2312844A1 (fr) *	1975-05-29	1976-12-24	Cem Comp Electro Mec	Perfectionnemen
CH618043A5 (en) *	1977-07-08	1980-06-30	Landis & Gyr Ag	Instrument transformer for the isolated measurement of currents or voltages
GB2000873B (en) *	1977-07-08	1982-05-26	Landis & Gyr Ag	Measuring transformers for potential-free measurement of currents or voltages and static electricity meters including such transformers

1979
- 1979-04-20 CH CH372479A patent/CH642477A5/de not_active IP Right Cessation
- 1979-05-08 DE DE2918483A patent/DE2918483C2/de not_active Expired
1980
- 1980-04-07 US US06/138,005 patent/US4362990A/en not_active Expired - Lifetime
- 1980-04-14 GB GB8012260A patent/GB2047976B/en not_active Expired
- 1980-04-15 YU YU01036/80A patent/YU103680A/xx unknown
- 1980-04-15 JP JP55048785A patent/JPS5937846B2/ja not_active Expired
- 1980-04-17 IT IT21438/80A patent/IT1141453B/it active
- 1980-04-18 SE SE8002936A patent/SE451042B/sv not_active IP Right Cessation
- 1980-04-18 NL NLAANVRAGE8002299,A patent/NL185965B/xx not_active Application Discontinuation
- 1980-04-21 FR FR8008904A patent/FR2454679A1/fr active Granted

Also Published As

Publication number	Publication date
FR2454679B1 (it)	1984-03-16
NL185965B (nl)	1990-03-16
US4362990A (en)	1982-12-07
NL8002299A (nl)	1980-10-22
JPS55141719A (en)	1980-11-05
JPS5937846B2 (ja)	1984-09-12
GB2047976B (en)	1983-03-09
CH642477A5 (de)	1984-04-13
SE451042B (sv)	1987-08-24
FR2454679A1 (fr)	1980-11-14
DE2918483C2 (de)	1983-08-04
SE8002936L (sv)	1980-10-21
GB2047976A (en)	1980-12-03
IT1141453B (it)	1986-10-01
DE2918483A1 (de)	1980-10-23
YU103680A (en)	1982-08-31

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