FR2162054A1 - - Google Patents

Info

Publication number
FR2162054A1
FR2162054A1 FR7242409A FR7242409A FR2162054A1 FR 2162054 A1 FR2162054 A1 FR 2162054A1 FR 7242409 A FR7242409 A FR 7242409A FR 7242409 A FR7242409 A FR 7242409A FR 2162054 A1 FR2162054 A1 FR 2162054A1
Authority
FR
France
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.)
Granted
Application number
FR7242409A
Other languages
French (fr)
Other versions
FR2162054B1 (en
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of FR2162054A1 publication Critical patent/FR2162054A1/fr
Application granted granted Critical
Publication of FR2162054B1 publication Critical patent/FR2162054B1/fr
Expired 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
    • H01F27/303—Clamping coils, windings or parts thereof together
    • 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
    • H01F27/36—Electric or magnetic shields or screens
    • 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
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Regulation Of General Use Transformers (AREA)
FR7242409A 1971-11-30 1972-11-29 Expired FR2162054B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20322671A 1971-11-30 1971-11-30

Publications (2)

Publication Number Publication Date
FR2162054A1 true FR2162054A1 (en) 1973-07-13
FR2162054B1 FR2162054B1 (en) 1976-08-20

Family

ID=22753049

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7242409A Expired FR2162054B1 (en) 1971-11-30 1972-11-29

Country Status (3)

Country Link
US (1) US3750070A (en)
JP (1) JPS522006Y2 (en)
FR (1) FR2162054B1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3839133A (en) * 1973-07-09 1974-10-01 Permali Inc Transformer insulating end ring
US4012706A (en) * 1975-12-08 1977-03-15 General Electric Company Sheet-wound transformer coils
US4021764A (en) * 1975-12-08 1977-05-03 General Electric Company Sheet-wound transformer coils with reduced edge heating
DE2728905C2 (en) * 1977-06-27 1983-02-03 Transformatoren Union Ag, 7000 Stuttgart Transformer with a large leakage channel and a large proportion of leakage flux
SE412141B (en) * 1978-06-12 1980-02-18 Asea Ab MAGNETIC CIRCUIT
US4656452A (en) * 1985-11-08 1987-04-07 Rte Corporation Transformer telephone influence tractor core shunt
US5640752A (en) * 1993-09-30 1997-06-24 Steiner; Robert E. Controlled adjustable manufacturing method for variable laminations used in electro-magnetic induction devices
US5604971A (en) * 1993-09-30 1997-02-25 Steiner; Robert E. manufacturing method for variable laminations used in electro-magnetic induction devices
FI20000419A (en) * 2000-02-23 2001-08-23 Abb Transmit Oy Stray leakage protection of transformer compression beam
CN102315004B (en) * 2010-06-30 2013-06-12 特变电工沈阳变压器集团有限公司 Magnetic shielding structure and method of transformer
CN103093942B (en) * 2011-11-01 2016-03-09 株式会社日立产机系统 Amorphous iron core transformer
JP6407948B2 (en) * 2016-12-21 2018-10-17 ファナック株式会社 Polyphase transformer
JP2018117052A (en) * 2017-01-19 2018-07-26 株式会社日立製作所 Stationary induction electric apparatus
JP6830409B2 (en) * 2017-06-08 2021-02-17 株式会社日立製作所 Static induction electric device
NL2019276B1 (en) * 2017-07-19 2019-02-12 Royal Smit Transf B V High power inductive element
EP4040455A1 (en) * 2021-02-05 2022-08-10 Hitachi Energy Switzerland AG Transformer comprising winding

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1431180A (en) * 1964-03-04 1966-03-11 English Electric Co Ltd Electric transformer
US3467932A (en) * 1967-07-28 1969-09-16 Westinghouse Electric Corp Transformer construction

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA732318A (en) * 1966-04-12 T. Wilkins John Transformers
US2962679A (en) * 1955-07-25 1960-11-29 Gen Electric Coaxial core inductive structures
US2896182A (en) * 1955-09-17 1959-07-21 Pruneau Pierre Marie Magnetic circuits for stationary electrical induction apparatus
DE1056731B (en) * 1957-09-18 1959-05-06 Siemens Ag Device for reducing the losses caused by stray fields in transformers and choke coils by means of stray bodies
FR1401109A (en) * 1964-07-20 1965-05-28 Oerlikon Maschf laminated dispersing element for transformers, reactors, and the like
US3366907A (en) * 1965-10-22 1968-01-30 Westinghouse Electric Corp Core-form transformer pressure ring wound from magnetic material
SE338612B (en) * 1968-05-30 1971-09-13 Asea Ab
SE324404B (en) * 1969-03-05 1970-06-01 Asea Ab

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1431180A (en) * 1964-03-04 1966-03-11 English Electric Co Ltd Electric transformer
US3467932A (en) * 1967-07-28 1969-09-16 Westinghouse Electric Corp Transformer construction

Also Published As

Publication number Publication date
JPS522006Y2 (en) 1977-01-18
FR2162054B1 (en) 1976-08-20
JPS4871313U (en) 1973-09-07
US3750070A (en) 1973-07-31

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Legal Events

Date Code Title Description
ST Notification of lapse