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GB344867A - Improvements in electric vacuum switches - Google Patents

Improvements in electric vacuum switches

Info

Publication number
GB344867A
GB344867A GB289/31A GB28931A GB344867A GB 344867 A GB344867 A GB 344867A GB 289/31 A GB289/31 A GB 289/31A GB 28931 A GB28931 A GB 28931A GB 344867 A GB344867 A GB 344867A
Authority
GB
United Kingdom
Prior art keywords
dec
divided
electric vacuum
vacuum switches
ufer
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
GB289/31A
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 GB344867A publication Critical patent/GB344867A/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
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

344,867. Automatic circuit-breakers. INTERNATIONAL GENERAL ELECTRIC CO., Inc., 120, Broadway, New York, U.S.A.-(Assignees of Allgemeine Elektricitõts-Ges.; 2, Friedrich Karl-Ufer, Berlin.) Dec. 10, 1929, No. 289/31. Convention date, Dec. 22, 1928. Divided on 343,230. Drawings to Specification. [Class 38 (v).] Heavy-current switches ; arc-rupturing devices; cases ; contacts.-The Specification describes the same matter as Specification 343,230, on which it is divided, but the claims differ.
GB289/31A 1928-12-22 1929-12-10 Improvements in electric vacuum switches Expired GB344867A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE343230X 1928-12-22

Publications (1)

Publication Number Publication Date
GB344867A true GB344867A (en) 1931-03-10

Family

ID=6244506

Family Applications (2)

Application Number Title Priority Date Filing Date
GB289/31A Expired GB344867A (en) 1928-12-22 1929-12-10 Improvements in electric vacuum switches
GB37856/29A Expired GB343230A (en) 1928-12-22 1929-12-10 Improvements in and relating to electric switching arrangements

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB37856/29A Expired GB343230A (en) 1928-12-22 1929-12-10 Improvements in and relating to electric switching arrangements

Country Status (1)

Country Link
GB (2) GB344867A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840661A (en) * 1955-06-16 1958-06-24 G M Giannini & Co Inc Magnetic switch device
US2996592A (en) * 1958-12-30 1961-08-15 Ite Circuit Breaker Ltd Multi-break resistance shunted circuit breaker with a vacuum switch as the final interrupter
US3036180A (en) * 1959-05-11 1962-05-22 Gen Electric Contact structure for a vacuum-type circuit interrupter
US3430016A (en) * 1966-04-15 1969-02-25 Gen Electric Electric current interrupting device
US3469048A (en) * 1966-07-01 1969-09-23 Gen Electric Vacuum-type circuit breaker having parallel triggered-type circuit interrupters

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840661A (en) * 1955-06-16 1958-06-24 G M Giannini & Co Inc Magnetic switch device
US2996592A (en) * 1958-12-30 1961-08-15 Ite Circuit Breaker Ltd Multi-break resistance shunted circuit breaker with a vacuum switch as the final interrupter
US3036180A (en) * 1959-05-11 1962-05-22 Gen Electric Contact structure for a vacuum-type circuit interrupter
US3430016A (en) * 1966-04-15 1969-02-25 Gen Electric Electric current interrupting device
US3469048A (en) * 1966-07-01 1969-09-23 Gen Electric Vacuum-type circuit breaker having parallel triggered-type circuit interrupters

Also Published As

Publication number Publication date
GB343230A (en) 1931-02-19

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