GB2013040B - Porous encapsulating composition for electrical apparatus - Google Patents

Porous encapsulating composition for electrical apparatus

Info

Publication number
GB2013040B
GB2013040B GB791357A GB7901357A GB2013040B GB 2013040 B GB2013040 B GB 2013040B GB 791357 A GB791357 A GB 791357A GB 7901357 A GB7901357 A GB 7901357A GB 2013040 B GB2013040 B GB 2013040B
Authority
GB
United Kingdom
Prior art keywords
electrical apparatus
encapsulating composition
porous encapsulating
porous
composition
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
Application number
GB791357A
Other languages
English (en)
Other versions
GB2013040A (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.)
Westinghouse Electric 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 GB2013040A publication Critical patent/GB2013040A/en
Application granted granted Critical
Publication of GB2013040B publication Critical patent/GB2013040B/en
Expired legal-status Critical Current

Links

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
    • H01F38/22—Instruments transformers for single phase AC
    • H01F38/28—Current transformers
    • H01F38/30—Constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
    • B29C67/242—Moulding mineral aggregates bonded with resin, e.g. resin concrete
    • 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
    • H01F27/02—Casings
    • H01F27/022—Encapsulation
    • 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
    • H01F27/08—Cooling; Ventilating
    • H01F27/22—Cooling by heat conduction through solid or powdered fillings

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Insulating Of Coils (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB791357A 1978-01-19 1979-01-15 Porous encapsulating composition for electrical apparatus Expired GB2013040B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/870,896 US4164619A (en) 1978-01-19 1978-01-19 Porous encapsulating composition for electrical apparatus

Publications (2)

Publication Number Publication Date
GB2013040A GB2013040A (en) 1979-08-01
GB2013040B true GB2013040B (en) 1982-12-22

Family

ID=25356282

Family Applications (1)

Application Number Title Priority Date Filing Date
GB791357A Expired GB2013040B (en) 1978-01-19 1979-01-15 Porous encapsulating composition for electrical apparatus

Country Status (5)

Country Link
US (1) US4164619A (enExample)
JP (1) JPS54109130A (enExample)
BR (1) BR7900325A (enExample)
CA (1) CA1107425A (enExample)
GB (1) GB2013040B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH084680Y2 (ja) * 1986-03-06 1996-02-07 三菱電機株式会社 偏向ヨーク
US5861791A (en) * 1995-06-21 1999-01-19 Brunswick Corporation Ignition coil with non-filtering/non-segregating secondary winding separators
WO1997012377A1 (en) * 1995-09-14 1997-04-03 Abb Power T & D Company Inc. An insulated conductor and process for making an insulated conductor
US6311621B1 (en) 1996-11-01 2001-11-06 The Ensign-Bickford Company Shock-resistant electronic circuit assembly
US6079332A (en) * 1996-11-01 2000-06-27 The Ensign-Bickford Company Shock-resistant electronic circuit assembly
US6198373B1 (en) * 1997-08-19 2001-03-06 Taiyo Yuden Co., Ltd. Wire wound electronic component
SE9904124D0 (sv) * 1999-11-16 1999-11-16 Abb Research Ltd An arrangement for electrically insulating a high voltage component
DE102013211811A1 (de) * 2013-06-21 2014-12-24 Siemens Aktiengesellschaft Wandlereinheit, insbesondere Kombinationswandler
US20160005523A1 (en) * 2014-07-07 2016-01-07 Louw D. Jacobs Potted heat transfer media transformer system

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1947085A (en) * 1931-09-22 1934-02-13 Westinghouse Electric & Mfg Co Electrical apparatus
US2484215A (en) * 1946-08-30 1949-10-11 Westinghouse Electric Corp Synthetic resin compositions
US2795009A (en) * 1951-05-11 1957-06-11 Westinghouse Electric Corp Process for producing sealed electrical members
US2941905A (en) * 1957-04-05 1960-06-21 Westinghouse Electric Corp Filled organopolysiloxane coating for electrical members
US2991267A (en) * 1957-04-10 1961-07-04 Morris Bean & Company Coated sand and method of making the same
NL236452A (enExample) * 1958-02-24 1900-01-01
US3161843A (en) * 1960-09-06 1964-12-15 Gen Electric Resin-coated sand filled inductive device
US3598241A (en) * 1968-08-22 1971-08-10 Westinghouse Electric Corp Support system for membranes used in the reverse osmosis process
BE755779A (fr) * 1969-09-05 1971-02-15 Westinghouse Electric Corp Appareil pour l'osmose inverse et procede pour le fabriquer
US3657402A (en) * 1970-04-15 1972-04-18 Westinghouse Electric Corp Casting tubular reverse osmosis membranes in place
US3773181A (en) * 1971-07-08 1973-11-20 Westinghouse Electric Corp Sealing membranes in a reverse osmosis module
US3914358A (en) * 1973-12-10 1975-10-21 Westinghouse Electric Corp Method of improving the finish of the bores of a reverse osmosis sand module
US4082916A (en) * 1976-12-16 1978-04-04 Westinghouse Electric Corporation Encapsulated electrical inductive apparatus

Also Published As

Publication number Publication date
US4164619A (en) 1979-08-14
JPS54109130A (en) 1979-08-27
BR7900325A (pt) 1979-08-14
JPS639363B2 (enExample) 1988-02-29
CA1107425A (en) 1981-08-18
GB2013040A (en) 1979-08-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930115