GB1282570A - Improvements relating to gas blast interrupters - Google Patents

Improvements relating to gas blast interrupters

Info

Publication number
GB1282570A
GB1282570A GB61237/68A GB6123768A GB1282570A GB 1282570 A GB1282570 A GB 1282570A GB 61237/68 A GB61237/68 A GB 61237/68A GB 6123768 A GB6123768 A GB 6123768A GB 1282570 A GB1282570 A GB 1282570A
Authority
GB
United Kingdom
Prior art keywords
gas blast
improvements relating
interrupters
blast interrupters
blast circuit
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
GB61237/68A
Inventor
Albert Roxburgh
Cecil Arthur Fawdrey
John Robert Simms
Derek Kenworthy
David Hobbs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries 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
Priority to GB61032/68A priority Critical patent/GB1282569A/en
Application filed by Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Priority to GB61237/68A priority patent/GB1282570A/en
Priority to AU12739/70A priority patent/AU1273970A/en
Priority to US49066A priority patent/US3683141A/en
Publication of GB1282570A publication Critical patent/GB1282570A/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
    • H01H33/86—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

Abstract

1282570 Gas blast circuit breakers ASSOCIATED ELECTRICAL INDUSTRIES Ltd 10 March 1970 [24 Dec 1968] 61237/68 Heading H1N A gas blast circuit-breaker as described in Specification 1,282,569, the claims of which are directed to the control valve 61 having two operating positions, one of which opens the exhaust valves and the other of which closes the breaker contacts.
GB61237/68A 1968-12-23 1968-12-24 Improvements relating to gas blast interrupters Expired GB1282570A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB61032/68A GB1282569A (en) 1968-12-23 1968-12-23 Improvements relating to gas blast interrupters
GB61237/68A GB1282570A (en) 1968-12-23 1968-12-24 Improvements relating to gas blast interrupters
AU12739/70A AU1273970A (en) 1968-12-23 1970-03-18 Improvements relating togas blast interrupters
US49066A US3683141A (en) 1968-12-23 1970-06-23 Gas blast interrupters

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB61032/68A GB1282569A (en) 1968-12-23 1968-12-23 Improvements relating to gas blast interrupters
GB61237/68A GB1282570A (en) 1968-12-23 1968-12-24 Improvements relating to gas blast interrupters
AU12739/70A AU1273970A (en) 1968-12-23 1970-03-18 Improvements relating togas blast interrupters
US4906670A 1970-06-23 1970-06-23

Publications (1)

Publication Number Publication Date
GB1282570A true GB1282570A (en) 1972-07-19

Family

ID=27422512

Family Applications (2)

Application Number Title Priority Date Filing Date
GB61032/68A Expired GB1282569A (en) 1968-12-23 1968-12-23 Improvements relating to gas blast interrupters
GB61237/68A Expired GB1282570A (en) 1968-12-23 1968-12-24 Improvements relating to gas blast interrupters

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB61032/68A Expired GB1282569A (en) 1968-12-23 1968-12-23 Improvements relating to gas blast interrupters

Country Status (3)

Country Link
US (1) US3683141A (en)
AU (1) AU1273970A (en)
GB (2) GB1282569A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3792218A (en) * 1972-07-07 1974-02-12 Westinghouse Electric Corp Gas operated blast valve for double-flow interrupters
EP0524472B1 (en) * 1991-07-23 1995-09-20 GEC Alsthom T&D AG Method for manufacturing a switch pole, device for carrying out this method, and switch pole for a medium or high voltage switch

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL294811A (en) * 1962-07-02
DE1238545B (en) * 1964-05-28 1967-04-13 Merlin Gerin Pressurized gas switch with at least one tubular contact

Also Published As

Publication number Publication date
GB1282569A (en) 1972-07-19
AU1273970A (en) 1971-09-23
US3683141A (en) 1972-08-08

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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