BR7205080D0 - AN AXIAL JET INTERRUPTION CAMERA FOR AUTOMATIC EJECT CIRCUIT BREAKERS OPERATING COMPRESSED GAS - Google Patents

AN AXIAL JET INTERRUPTION CAMERA FOR AUTOMATIC EJECT CIRCUIT BREAKERS OPERATING COMPRESSED GAS

Info

Publication number
BR7205080D0
BR7205080D0 BR5080/72A BR508072A BR7205080D0 BR 7205080 D0 BR7205080 D0 BR 7205080D0 BR 5080/72 A BR5080/72 A BR 5080/72A BR 508072 A BR508072 A BR 508072A BR 7205080 D0 BR7205080 D0 BR 7205080D0
Authority
BR
Brazil
Prior art keywords
compressed gas
circuit breakers
axial jet
operating compressed
automatic eject
Prior art date
Application number
BR5080/72A
Other languages
Portuguese (pt)
Inventor
B Tejeiro
Original Assignee
Msm Spa
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 Msm Spa filed Critical Msm Spa
Publication of BR7205080D0 publication Critical patent/BR7205080D0/en

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
    • H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
    • H01H33/703—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions
BR5080/72A 1971-07-30 1972-07-28 AN AXIAL JET INTERRUPTION CAMERA FOR AUTOMATIC EJECT CIRCUIT BREAKERS OPERATING COMPRESSED GAS BR7205080D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2698771 1971-07-30

Publications (1)

Publication Number Publication Date
BR7205080D0 true BR7205080D0 (en) 1973-06-28

Family

ID=11220694

Family Applications (1)

Application Number Title Priority Date Filing Date
BR5080/72A BR7205080D0 (en) 1971-07-30 1972-07-28 AN AXIAL JET INTERRUPTION CAMERA FOR AUTOMATIC EJECT CIRCUIT BREAKERS OPERATING COMPRESSED GAS

Country Status (11)

Country Link
US (1) US3816684A (en)
BE (1) BE786948A (en)
BR (1) BR7205080D0 (en)
CA (1) CA973598A (en)
CH (1) CH546476A (en)
DE (1) DE2236566A1 (en)
ES (1) ES405375A1 (en)
FR (1) FR2148031B1 (en)
GB (1) GB1400523A (en)
NO (1) NO134274C (en)
SE (1) SE372652B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH648689A5 (en) * 1979-08-15 1985-03-29 Bbc Brown Boveri & Cie CIRCUIT BREAKER.
US4667072A (en) * 1983-08-24 1987-05-19 Hitachi, Ltd. Gas-insulated circuit breaker
JPS61188825A (en) * 1985-02-15 1986-08-22 株式会社日立製作所 Buffer type gas breaker
JP2771305B2 (en) * 1990-03-13 1998-07-02 株式会社日立製作所 Gas circuit breaker
DE10156535C1 (en) * 2001-11-14 2003-06-26 Siemens Ag breakers
EP2415060B1 (en) * 2009-03-30 2017-07-26 ABB Research Ltd. Circuit breaker
CN106841573A (en) * 2017-04-12 2017-06-13 中铁西北科学研究院有限公司 A kind of debris flows simulation experimental rig and test method

Also Published As

Publication number Publication date
DE2236566A1 (en) 1973-02-08
NO134274C (en) 1976-09-08
GB1400523A (en) 1975-07-16
NO134274B (en) 1976-05-31
CA973598A (en) 1975-08-26
US3816684A (en) 1974-06-11
ES405375A1 (en) 1975-07-16
CH546476A (en) 1974-02-28
BE786948A (en) 1973-01-29
FR2148031A1 (en) 1973-03-11
FR2148031B1 (en) 1977-06-17
SE372652B (en) 1974-12-23

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