IT1204938B - Azionatore magnetico di contatti ad alta velocita' - Google Patents

Azionatore magnetico di contatti ad alta velocita'

Info

Publication number
IT1204938B
IT1204938B IT19689/87A IT1968987A IT1204938B IT 1204938 B IT1204938 B IT 1204938B IT 19689/87 A IT19689/87 A IT 19689/87A IT 1968987 A IT1968987 A IT 1968987A IT 1204938 B IT1204938 B IT 1204938B
Authority
IT
Italy
Prior art keywords
high speed
magnetic contact
speed magnetic
contact actuator
actuator
Prior art date
Application number
IT19689/87A
Other languages
English (en)
Other versions
IT8719689A0 (it
Inventor
Edward Keith Howell
Henry Griswold Willard
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
Publication of IT8719689A0 publication Critical patent/IT8719689A0/it
Application granted granted Critical
Publication of IT1204938B publication Critical patent/IT1204938B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/222—Power arrangements internal to the switch for operating the driving mechanism using electrodynamic repulsion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/44—Magnetic coils or windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/02—Bases; Casings; Covers
    • H01H50/023—Details concerning sealing, e.g. sealing casing with resin
    • H01H2050/025—Details concerning sealing, e.g. sealing casing with resin containing inert or dielectric gasses, e.g. SF6, for arc prevention or arc extinction

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromagnets (AREA)
  • Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
IT19689/87A 1986-03-14 1987-03-13 Azionatore magnetico di contatti ad alta velocita' IT1204938B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/839,671 US4658227A (en) 1986-03-14 1986-03-14 High speed magnetic contact driver

Publications (2)

Publication Number Publication Date
IT8719689A0 IT8719689A0 (it) 1987-03-13
IT1204938B true IT1204938B (it) 1989-03-10

Family

ID=25280369

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19689/87A IT1204938B (it) 1986-03-14 1987-03-13 Azionatore magnetico di contatti ad alta velocita'

Country Status (7)

Country Link
US (1) US4658227A (it)
JP (1) JPS62234832A (it)
BR (1) BR8700081A (it)
CA (1) CA1257892A (it)
DE (1) DE3707311A1 (it)
FR (1) FR2595865A1 (it)
IT (1) IT1204938B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5374792A (en) * 1993-01-04 1994-12-20 General Electric Company Micromechanical moving structures including multiple contact switching system
US5943223A (en) * 1997-10-15 1999-08-24 Reliance Electric Industrial Company Electric switches for reducing on-state power loss
US9076607B2 (en) 2007-01-10 2015-07-07 General Electric Company System with circuitry for suppressing arc formation in micro-electromechanical system based switch
EP2460264B1 (en) 2009-07-31 2015-05-20 ALSTOM Technology Ltd Configurable hybrid converter circuit
CA2833450A1 (en) 2011-06-08 2012-12-13 Alstom Technology Ltd High voltage dc/dc converter with cascaded resonant tanks
EP2740204B1 (en) 2011-08-01 2020-09-30 General Electric Technology GmbH A dc to dc converter assembly
EP2781015B1 (en) 2011-11-17 2016-11-02 General Electric Technology GmbH Hybrid ac/dc converter for hvdc applications
WO2013127463A1 (en) * 2012-03-01 2013-09-06 Alstom Technology Ltd High voltage dc circuit breaker apparatus
EP2820663A1 (en) * 2012-03-01 2015-01-07 Alstom Technology Ltd Composite high voltage dc circuit breaker
CA2865447C (en) 2012-03-01 2019-03-12 Alstom Technology Ltd Control circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3002065A (en) * 1959-03-16 1961-09-26 Jr John La Tour Electrical device employing stressed column
US3407368A (en) * 1966-11-25 1968-10-22 Gen Electric Current-limiting circuit breaker
DE2356515C2 (de) * 1973-11-13 1983-05-05 Bach Gmbh + Co, 7100 Heilbronn Elektrodynamische Schaltvorrichtung wie Relais, Schütz od.dgl.
US4042895A (en) * 1975-09-16 1977-08-16 Westinghouse Electric Corporation Combination motor-starter and circuit breaker
FR2426350A1 (fr) * 1978-05-17 1979-12-14 Merlin Gerin Dispositif de couplage d'onduleurs
FR2454174A1 (fr) * 1979-04-09 1980-11-07 Merlin Gerin Contacteur a commande d'ouverture rapide sur defaut

Also Published As

Publication number Publication date
BR8700081A (pt) 1987-12-01
FR2595865A1 (fr) 1987-09-18
JPS62234832A (ja) 1987-10-15
DE3707311A1 (de) 1987-09-17
US4658227A (en) 1987-04-14
CA1257892A (en) 1989-07-25
IT8719689A0 (it) 1987-03-13

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