GB1265997A - - Google Patents

Info

Publication number
GB1265997A
GB1265997A GB1265997DA GB1265997A GB 1265997 A GB1265997 A GB 1265997A GB 1265997D A GB1265997D A GB 1265997DA GB 1265997 A GB1265997 A GB 1265997A
Authority
GB
United Kingdom
Prior art keywords
blast
contact
feb
ensures
cut
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 GB1265997A publication Critical patent/GB1265997A/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
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7038—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle
    • H01H33/7046—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions

Landscapes

  • Arc-Extinguishing Devices That Are Switches (AREA)
GB1265997D 1969-02-26 1969-02-26 Expired GB1265997A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1028669 1969-02-26

Publications (1)

Publication Number Publication Date
GB1265997A true GB1265997A (https=) 1972-03-08

Family

ID=9965073

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1265997D Expired GB1265997A (https=) 1969-02-26 1969-02-26

Country Status (2)

Country Link
FR (1) FR2033063A5 (https=)
GB (1) GB1265997A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0270895A1 (de) * 1986-12-08 1988-06-15 BBC Brown Boveri AG Druckgasschalter

Also Published As

Publication number Publication date
FR2033063A5 (https=) 1970-11-27

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees