GB319019A - Improvements in and relating to pneumatic blow-outs for electric switches - Google Patents

Improvements in and relating to pneumatic blow-outs for electric switches

Info

Publication number
GB319019A
GB319019A GB27978/29A GB2797829A GB319019A GB 319019 A GB319019 A GB 319019A GB 27978/29 A GB27978/29 A GB 27978/29A GB 2797829 A GB2797829 A GB 2797829A GB 319019 A GB319019 A GB 319019A
Authority
GB
United Kingdom
Prior art keywords
outs
relating
electric switches
pneumatic blow
blow
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
GB27978/29A
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB319019A publication Critical patent/GB319019A/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
    • H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
    • H01H33/82—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas
    • H01H33/83—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas wherein the contacts are opened by the flow of air or gas
GB27978/29A 1928-09-14 1929-09-14 Improvements in and relating to pneumatic blow-outs for electric switches Expired GB319019A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE319019X 1928-09-14

Publications (1)

Publication Number Publication Date
GB319019A true GB319019A (en) 1930-12-11

Family

ID=6151425

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27978/29A Expired GB319019A (en) 1928-09-14 1929-09-14 Improvements in and relating to pneumatic blow-outs for electric switches

Country Status (1)

Country Link
GB (1) GB319019A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3002073A (en) * 1958-04-16 1961-09-26 Gen Electric Electric circuit interruption device and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3002073A (en) * 1958-04-16 1961-09-26 Gen Electric Electric circuit interruption device and method

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