CA1007723A - Electrical choke coil of the air core type - Google Patents

Electrical choke coil of the air core type

Info

Publication number: CA1007723A
Authority: CA; Canada
Prior art keywords: choke coil; air core; core type; electrical choke; electrical
Prior art date: 1972-03-17
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

Application number

CA166,606A

Other languages

English (en)

Other versions

CA166606S (en

Inventor

Manfred Baier

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.)

BBC Brown Boveri AG Switzerland

Original Assignee

Brown Boveri und Cie AG Switzerland

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.)

1972-03-17

Filing date

1973-03-16

Publication date

1977-03-29

1973-03-16 Application filed by Brown Boveri und Cie AG Switzerland filed Critical Brown Boveri und Cie AG Switzerland

1977-03-29 Application granted granted Critical

1977-03-29 Publication of CA1007723A publication Critical patent/CA1007723A/en

Status Expired legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F37/00—Fixed inductances not covered by group H01F17/00
- H01F37/005—Fixed inductances not covered by group H01F17/00 without magnetic core
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/12—Insulating of windings
- H01F41/122—Insulating between turns or between winding layers
- 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
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/327—Encapsulating or impregnating
- H01F2027/328—Dry-type transformer with encapsulated foil winding, e.g. windings coaxially arranged on core legs with spacers for cooling and with three phases

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Manufacturing & Machinery (AREA)
Insulating Of Coils (AREA)
Coil Winding Methods And Apparatuses (AREA)
Coils Of Transformers For General Uses (AREA)
Insulation, Fastening Of Motor, Generator Windings (AREA)

CA166,606A 1972-03-17 1973-03-16 Electrical choke coil of the air core type Expired CA1007723A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH401072A CH543165A (de)	1972-03-17	1972-03-17	Verfahren zur Herstellung einer ein- oder mehrlagigen Luftdrosselspule, gemäss diesem Verfahren hergestellte Luftdrosselspule, Vorrichtung zur Durchführung des Verfahrens und Anwendung des Verfahrens

Publications (1)

Publication Number	Publication Date
CA1007723A true CA1007723A (en)	1977-03-29

Family

ID=4268113

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA166,606A Expired CA1007723A (en)	1972-03-17	1973-03-16	Electrical choke coil of the air core type

Country Status (9)

Country	Link
US (1)	US3895334A (it)
JP (1)	JPS5321102B2 (it)
AT (1)	AT323838B (it)
CA (1)	CA1007723A (it)
CH (1)	CH543165A (it)
DE (1)	DE2218018A1 (it)
FR (1)	FR2176740B3 (it)
GB (1)	GB1411513A (it)
IT (1)	IT998094B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1170321A (en) *	1982-01-20	1984-07-03	Richard F. Dudley	Low loss spider support for coil of an inductive apparatus
CH659910A5 (de) *	1983-01-27	1987-02-27	Bbc Brown Boveri & Cie	Luftdrosselspule und verfahren zu ihrer herstellung.

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1270831A (en) *	1913-07-29	1918-07-02	Westinghouse Electric & Mfg Co	Static protective apparatus.
US1739246A (en) *	1926-11-10	1929-12-10	Majce Johann	Method of manufacturing wire coils
US2234560A (en) *	1938-11-16	1941-03-11	Westinghouse Electric & Mfg Co	Covered wire
US2829191A (en) *	1954-04-07	1958-04-01	Westinghouse Electric Corp	Polymerizable polyester and vinylidene monomer resinous composition and electrical conductor insulated therewith
US2856547A (en) *	1955-10-24	1958-10-14	Anaconda Wire & Cable Co	Insulation of electrical devices
US2795640A (en) *	1956-02-01	1957-06-11	Gen Electric	Electrical cable subject to irradiation
US3135888A (en) *	1961-02-01	1964-06-02	Gen Electric	Structure for retaining generator end windings
GB1074215A (en) *	1964-10-23	1967-07-05	Westinghouse Electric Corp	Rigid crack resistant resinous casting composition
US3237136A (en) *	1964-11-19	1966-02-22	Westinghouse Electric Corp	Coils for inductive apparatus
US3676814A (en) *	1970-02-06	1972-07-11	Westinghouse Electric Corp	High temperature adhesive overcoat for magnet wire
US3696315A (en) *	1970-09-24	1972-10-03	Westinghouse Electric Corp	Line traps for power line carrier current systems

1972
- 1972-03-17 CH CH401072A patent/CH543165A/de not_active IP Right Cessation
- 1972-04-14 DE DE2218018A patent/DE2218018A1/de active Pending
1973
- 1973-02-09 AT AT118073A patent/AT323838B/de not_active IP Right Cessation
- 1973-03-13 US US340755A patent/US3895334A/en not_active Expired - Lifetime
- 1973-03-14 IT IT21589/73A patent/IT998094B/it active
- 1973-03-14 FR FR7309072A patent/FR2176740B3/fr not_active Expired
- 1973-03-15 JP JP3047273A patent/JPS5321102B2/ja not_active Expired
- 1973-03-15 GB GB1241073A patent/GB1411513A/en not_active Expired
- 1973-03-16 CA CA166,606A patent/CA1007723A/en not_active Expired

Also Published As

Publication number	Publication date
AT323838B (de)	1975-07-25
US3895334A (en)	1975-07-15
JPS5321102B2 (it)	1978-06-30
FR2176740A1 (it)	1973-11-02
IT998094B (it)	1976-01-20
FR2176740B3 (it)	1976-03-12
CH543165A (de)	1973-10-15
GB1411513A (en)	1975-10-29
DE2218018A1 (de)	1973-09-27
JPS4919344A (it)	1974-02-20

Publication	Publication Date	Title
AU470426B2 (en)	1976-03-18	Magnetic separator
CA941431A (en)	1974-02-05	Commutated wound armature assemblies
CA977697A (en)	1975-11-11	Dry-type air filters
CA966564A (en)	1975-04-22	Insulation structure transformer windings
CA946949A (en)	1974-05-07	Transformer laminations
AU7307274A (en)	1976-03-11	Wound magnetic cores
CA1024615A (en)	1978-01-17	Magnetic core assemblies
CA930046A (en)	1973-07-10	Electrical winding
CA954954A (en)	1974-09-17	Field coil
CA993062A (en)	1976-07-13	Coil form
CA1008520A (en)	1977-04-12	High-voltage inductive coil
CA979987A (en)	1975-12-16	Magnetic core structures for instrument transformers
CA1005537A (en)	1977-02-15	Liquid-cooled transformer winding
CA960326A (en)	1974-12-31	Transformer having series-multiple windings
AU472326B2 (en)	1976-05-20	Magnetic separator
AU504588B2 (en)	1979-10-18	Flux linked windings
AU483350B2 (en)		High-voltage inductive coil
AU434127B2 (en)	1973-03-22	Split core current transformer
AU435472B2 (en)	1972-11-16	Field coil structure for electric motor
CA1020626A (en)	1977-11-08	Circuit for increasing the impedance of windings with two cores of soft magnetic material
CA982244A (en)	1976-01-20	Electrical coil
CA932045A (en)	1973-08-14	Coil winding form
CA888951A (en)	1971-12-21	Electrical winding
CA876933A (en)	1971-07-27	Electrical winding
CA868046A (en)	1971-04-06	Electrical windings