BE786948A - Tuyere a trous radiaux pour disjoncteurs electriques a gaz comprime a auto-soufflage - Google Patents

Tuyere a trous radiaux pour disjoncteurs electriques a gaz comprime a auto-soufflage

Info

Publication number
BE786948A
BE786948A BE786948A BE786948A BE786948A BE 786948 A BE786948 A BE 786948A BE 786948 A BE786948 A BE 786948A BE 786948 A BE786948 A BE 786948A BE 786948 A BE786948 A BE 786948A
Authority
BE
Belgium
Prior art keywords
self
electric circuit
compressed gas
circuit breakers
radial hole
Prior art date
Application number
BE786948A
Other languages
English (en)
French (fr)
Inventor
B J Calvino Y Teijeiro
Original Assignee
Magrini Fab Riun Scarpa
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 Magrini Fab Riun Scarpa filed Critical Magrini Fab Riun Scarpa
Publication of BE786948A publication Critical patent/BE786948A/xx

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
BE786948A 1971-07-30 1972-07-28 Tuyere a trous radiaux pour disjoncteurs electriques a gaz comprime a auto-soufflage BE786948A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE786948A true BE786948A (fr) 1973-01-29

Family

ID=11220694

Family Applications (1)

Application Number Title Priority Date Filing Date
BE786948A BE786948A (fr) 1971-07-30 1972-07-28 Tuyere a trous radiaux pour disjoncteurs electriques a gaz comprime a auto-soufflage

Country Status (11)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH648689A5 (de) * 1979-08-15 1985-03-29 Bbc Brown Boveri & Cie Leistungsschalter.
US4667072A (en) * 1983-08-24 1987-05-19 Hitachi, Ltd. Gas-insulated circuit breaker
JPS61188825A (ja) * 1985-02-15 1986-08-22 株式会社日立製作所 パツフア式ガス遮断器
JP2771305B2 (ja) * 1990-03-13 1998-07-02 株式会社日立製作所 ガス遮断器
DE10156535C1 (de) * 2001-11-14 2003-06-26 Siemens Ag Leistungsschalter
EP2415060B1 (en) * 2009-03-30 2017-07-26 ABB Research Ltd. Circuit breaker
CN106841573A (zh) * 2017-04-12 2017-06-13 中铁西北科学研究院有限公司 一种泥石流模拟试验装置及试验方法

Also Published As

Publication number Publication date
CA973598A (en) 1975-08-26
NO134274B (enrdf_load_stackoverflow) 1976-05-31
FR2148031A1 (enrdf_load_stackoverflow) 1973-03-11
BR7205080D0 (pt) 1973-06-28
SE372652B (enrdf_load_stackoverflow) 1974-12-23
CH546476A (de) 1974-02-28
GB1400523A (en) 1975-07-16
FR2148031B1 (enrdf_load_stackoverflow) 1977-06-17
ES405375A1 (es) 1975-07-16
NO134274C (enrdf_load_stackoverflow) 1976-09-08
US3816684A (en) 1974-06-11
DE2236566A1 (de) 1973-02-08

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