IT967759B - Scaricatori di sovratensioni per dispositivi elettromagnetici qua li autotrasformatori o induttori - Google Patents

Scaricatori di sovratensioni per dispositivi elettromagnetici qua li autotrasformatori o induttori

Info

Publication number
IT967759B
IT967759B IT29547/72A IT2954772A IT967759B IT 967759 B IT967759 B IT 967759B IT 29547/72 A IT29547/72 A IT 29547/72A IT 2954772 A IT2954772 A IT 2954772A IT 967759 B IT967759 B IT 967759B
Authority
IT
Italy
Prior art keywords
devices
autotransformers
inductors
surge protection
electromagnetic
Prior art date
Application number
IT29547/72A
Other languages
English (en)
Italian (it)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT967759B publication Critical patent/IT967759B/it

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
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
    • H01F29/025—Constructional details of transformers or reactors with tapping on coil or windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/06—Variable transformers or inductances not covered by group H01F21/00 with current collector gliding or rolling on or along winding
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/005—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Thermistors And Varistors (AREA)
  • Regulation Of General Use Transformers (AREA)
IT29547/72A 1971-09-30 1972-09-22 Scaricatori di sovratensioni per dispositivi elettromagnetici qua li autotrasformatori o induttori IT967759B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18526971A 1971-09-30 1971-09-30

Publications (1)

Publication Number Publication Date
IT967759B true IT967759B (it) 1974-03-11

Family

ID=22680304

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29547/72A IT967759B (it) 1971-09-30 1972-09-22 Scaricatori di sovratensioni per dispositivi elettromagnetici qua li autotrasformatori o induttori

Country Status (8)

Country Link
US (1) US3710187A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS559820B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2247410A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2154724B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1384079A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT967759B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7213179A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE373976B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4396970A (en) * 1981-01-12 1983-08-02 Tii Industries Inc. Overvoltage surge arrester with predetermined creepage path
JPH072603Y2 (ja) * 1987-10-23 1995-01-25 マツダ株式会社 環状部品の熱処理治具
DE19637211C2 (de) * 1996-09-12 1999-06-24 Siemens Matsushita Components Einrichtung zur Abführung von Wärme von Ferritkernen induktiver Bauelemente
US6547596B1 (en) * 2000-05-30 2003-04-15 Amphenol-Tuchel Electronics Gmbh Filtered electrical connector with ferrite member and coil
US20030078005A1 (en) * 2001-10-18 2003-04-24 Airnet Ltd. Apparatus and methods for noise suppression in communications systems
WO2007046076A1 (en) * 2005-10-19 2007-04-26 Littelfuse Ireland Development Company Limited A varistor and production method
CN101506912B (zh) * 2006-09-19 2011-10-12 东莞令特电子有限公司 包括钝化层的变阻器的制造
JP6152307B2 (ja) * 2013-06-19 2017-06-21 パイオニア株式会社 コイルユニット

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803570A (en) * 1952-08-05 1957-08-20 Michigan Bumper Corp Method of making magnetic core layers
US3307074A (en) * 1964-11-05 1967-02-28 Westinghouse Electric Corp Transformer structure with built-in overvoltage protection

Also Published As

Publication number Publication date
FR2154724B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-08-26
SE373976B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-02-17
JPS559820B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-03-12
DE2247410A1 (de) 1973-04-12
JPS4842322A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-06-20
NL7213179A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-04-03
GB1384079A (en) 1975-02-19
FR2154724A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-05-11
US3710187A (en) 1973-01-09

Similar Documents

Publication Publication Date Title
IT956419B (it) Apparato di sicurezza
IT969827B (it) Circuito di protezione contro sovra tensioni
DE2233571B2 (de) Spulenkoerper, insbesondere fuer transformatoren
IT947693B (it) Procedimento idrometallurgico per l estrazione di rame e di zolfo da solfuri di rame e ferro
IT952110B (it) Perfezionamento nei dispositivi di protezione catodica per corpi metallici
ZA722740B (en) Ground fault protective systems
IT967759B (it) Scaricatori di sovratensioni per dispositivi elettromagnetici qua li autotrasformatori o induttori
IT966259B (it) Apparecchio per il sollevamento di veicoli
AT314643B (de) Blitzschutzeinrichtung
SE383060B (sv) Transformator eller induktansspole
IT967935B (it) Apparecchiatura aeroportata per equipaggiamento elettronico
IT1003053B (it) Rele di protezione azionato da corrente
IT974024B (it) Perfezionamento nei circuiti di agganciamento al bersaglio per apparecchi radar
IT1050443B (it) Perfezionamenti alla fabbricazione di succhi di frutta o di legumi
CH429897A (de) Transformatordifferentialschutz
IT963454B (it) Composizioni per rivestimenti protettivi
IT970658B (it) Apparecchiatura elettrica di rego lazione
MY7600100A (en) Fungicide for plant protection
IT952086B (it) Struttura di rele elettromagnetico
BR7205230D0 (pt) Valvula de protecao de varios circuitos
CA960302A (en) Thyristor overvoltage protective circuit
IT969212B (it) Apparecchio di presa o di riprodu zione
IT974234B (it) Apparecchiatura spiegatrice e chiuditrice di incrinature per ruote
IT1037157B (it) Nuclead per dispositivi elettromagnetici come trasformatori o simili
CA863554A (en) Lower leg protective armor