CH450523A - Electrical switch-off device - Google Patents

Electrical switch-off device

Info

Publication number
CH450523A
CH450523A CH227465A CH227465A CH450523A CH 450523 A CH450523 A CH 450523A CH 227465 A CH227465 A CH 227465A CH 227465 A CH227465 A CH 227465A CH 450523 A CH450523 A CH 450523A
Authority
CH
Switzerland
Prior art keywords
electrical switch
switch
electrical
Prior art date
Application number
CH227465A
Other languages
French (fr)
Inventor
Antoni Madenski Edmund
George Love Kenneth
Mieczyslaw Gonek Stanislaw
Peter Matraves Frederick
Original Assignee
English Electric Co Ltd
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 English Electric Co Ltd filed Critical English Electric Co Ltd
Publication of CH450523A publication Critical patent/CH450523A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
    • H01H5/04—Energy stored by deformation of elastic members
    • H01H5/06—Energy stored by deformation of elastic members by compression or extension of coil springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/16—Impedances connected with contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/86—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid under pressure from the contact space being controlled by a valve
CH227465A 1964-02-18 1965-02-18 Electrical switch-off device CH450523A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB678464A GB1077042A (en) 1964-02-18 1964-02-18 Improvements in or relating to electric switchgear

Publications (1)

Publication Number Publication Date
CH450523A true CH450523A (en) 1968-01-31

Family

ID=9820688

Family Applications (1)

Application Number Title Priority Date Filing Date
CH227465A CH450523A (en) 1964-02-18 1965-02-18 Electrical switch-off device

Country Status (4)

Country Link
CH (1) CH450523A (en)
DE (1) DE1515652A1 (en)
FR (1) FR1424922A (en)
GB (1) GB1077042A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2451011C2 (en) * 1974-10-26 1984-06-07 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt High-voltage circuit breakers with on and off resistors
JPS5840715A (en) * 1981-09-04 1983-03-09 株式会社東芝 Breaker
JPS59105226A (en) * 1982-12-09 1984-06-18 株式会社日立製作所 Breaker
FR2655188B1 (en) * 1989-11-29 1992-02-07 Alsthom Gec HIGH VOLTAGE CIRCUIT BREAKER AT VARISTANCES.

Also Published As

Publication number Publication date
GB1077042A (en) 1967-07-26
FR1424922A (en) 1966-01-14
DE1515652A1 (en) 1969-12-11

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