GB1301543A - - Google Patents

Info

Publication number
GB1301543A
GB1301543A GB1301543DA GB1301543A GB 1301543 A GB1301543 A GB 1301543A GB 1301543D A GB1301543D A GB 1301543DA GB 1301543 A GB1301543 A GB 1301543A
Authority
GB
United Kingdom
Prior art keywords
chute
slats
arc
plates
blade
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
Other languages
English (en)
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 filed Critical
Publication of GB1301543A publication Critical patent/GB1301543A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
    • H01H33/77—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor wherein the break is in air at atmospheric pressure
    • 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
    • H01H33/08—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H2033/085—Stationary parts for restricting or subdividing the arc, e.g. barrier plate using a flat arc chute, the width of arc chamber being only slightly greater then thickness of switch blade

Landscapes

  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Manufacture Of Switches (AREA)
GB1301543D 1969-04-04 1970-03-16 Expired GB1301543A (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81354169A 1969-04-04 1969-04-04

Publications (1)

Publication Number Publication Date
GB1301543A true GB1301543A (cs) 1972-12-29

Family

ID=25212680

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1301543D Expired GB1301543A (cs) 1969-04-04 1970-03-16

Country Status (3)

Country Link
US (1) US3576967A (cs)
BR (1) BR7017922D0 (cs)
GB (1) GB1301543A (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3671697A (en) * 1971-01-07 1972-06-20 S & C Electric Co Switch construction with load break device having a movable slat, a gas expansion chamber and a gas muffler
FR2596196B1 (fr) * 1986-03-21 1988-08-26 Telemecanique Electrique Appareil interrupteur de protection muni d'un ecran de coupure d'arc
US4886945A (en) * 1987-10-06 1989-12-12 A. B. Chance Company Replaceable bushing and contact assembly for blade type air insulated switchgear

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2323476A (en) * 1942-08-07 1943-07-06 Cole Electric Products Co Inc Arc interrupting device
US2689291A (en) * 1949-02-10 1954-09-14 Fed Electric Prod Co Switch with arc-suppressing device
NL180237B (nl) * 1956-05-12 Magnesium Elektron Ltd Werkwijze voor het hydreren van magnesiumlegeringen, alsmede voorwerpen, vervaardigd uit deze legeringen.
NL37644C (cs) * 1958-04-24 1936-03-16
DE1154172B (de) * 1960-09-29 1963-09-12 Siemens Ag Lasttrennschalter
US3133167A (en) * 1961-04-06 1964-05-12 Miller Bros Safety edge for power operated door
DE1293279B (de) * 1963-09-14 1969-04-24 Fritz Driescher Spez Fbk F Ele Mehrpoliger Hochspannungslastschalter

Also Published As

Publication number Publication date
US3576967A (en) 1971-05-04
BR7017922D0 (pt) 1973-01-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees