SE396502B - Axialblast brytkammare eller munstyckskonstruktion for elektriska sjelvblasande tryckgaskretsbrytare - Google Patents

Axialblast brytkammare eller munstyckskonstruktion for elektriska sjelvblasande tryckgaskretsbrytare

Info

Publication number: SE396502B
Authority: SE; Sweden
Prior art keywords: switch; axialblast; pressure gas; gas circuit; blowing pressure
Prior art date: 1973-06-14

Application number

SE7407611A

Other languages

English (en)

Other versions

SE7407611L (sv

Inventor

Y Teijeiro B J Calvino

Original Assignee

Magrini Spa Galileo

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.)

1973-06-14

Filing date

1974-06-10

Publication date

1977-09-19

1974-06-10 Application filed by Magrini Spa Galileo filed Critical Magrini Spa Galileo

1974-12-16 Publication of SE7407611L publication Critical patent/SE7407611L/xx

1977-09-19 Publication of SE396502B publication Critical patent/SE396502B/sv

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

SE7407611A 1973-06-14 1974-06-10 Axialblast brytkammare eller munstyckskonstruktion for elektriska sjelvblasande tryckgaskretsbrytare SE396502B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT50788/73A IT985690B (it)	1973-06-14	1973-06-14	Camera di interruzione per interrut tori elettrici a gas compresso auto soffiante

Publications (2)

Publication Number	Publication Date
SE7407611L SE7407611L (sv)	1974-12-16
SE396502B true SE396502B (sv)	1977-09-19

Family

ID=11273713

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7407611A SE396502B (sv)	1973-06-14	1974-06-10	Axialblast brytkammare eller munstyckskonstruktion for elektriska sjelvblasande tryckgaskretsbrytare

Country Status (14)

Country	Link
US (1)	US3949182A (sv)
JP (1)	JPS5035670A (sv)
AR (1)	AR201442A1 (sv)
BE (1)	BE816260A (sv)
BR (1)	BR7404815A (sv)
CA (1)	CA1008114A (sv)
CH (1)	CH581385A5 (sv)
DE (1)	DE2428741A1 (sv)
ES (1)	ES427190A1 (sv)
FR (1)	FR2233697B1 (sv)
GB (1)	GB1473174A (sv)
IT (1)	IT985690B (sv)
NO (1)	NO742084L (sv)
SE (1)	SE396502B (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4362915A (en) *	1978-02-17	1982-12-07	Square D Company	Electric arc confining device
DE2911633C2 (de) *	1979-03-24	1985-07-11	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Autopneumatischer Druckgasschalter
CN102449717B (zh) *	2009-03-30	2015-08-19	Abb研究有限公司	断路器
JP5389279B2 (ja) *	2011-01-07	2014-01-15	三菱電機株式会社	開閉装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE601672C (de) *	1931-05-21	1934-08-22	Anon Soc	Luftschalter mit Lichtbogenloeschung durch einen Blasstrom
US3073931A (en) *	1959-09-24	1963-01-15	Westinghouse Electric Corp	Compressed-gas circuit interrupter
DE2057686A1 (de) *	1969-11-27	1971-06-03	Magrini Fab Riun Scarpa	Verbesserte Blasoeffnungseinheit fuer einen selbstloeschenden elektrischen Druckgasschalter
FR2076494A5 (sv) *	1970-01-16	1971-10-15	Alsthom Cgee
SE371531B (sv) *	1970-04-16	1974-11-18	Magrini Fab Riun Scarpa

1973
- 1973-06-14 IT IT50788/73A patent/IT985690B/it active
1974
- 1974-06-10 SE SE7407611A patent/SE396502B/sv unknown
- 1974-06-10 NO NO742084A patent/NO742084L/no unknown
- 1974-06-12 FR FR7420362A patent/FR2233697B1/fr not_active Expired
- 1974-06-12 ES ES427190A patent/ES427190A1/es not_active Expired
- 1974-06-12 BR BR4815/74A patent/BR7404815A/pt unknown
- 1974-06-13 CA CA202,437A patent/CA1008114A/en not_active Expired
- 1974-06-13 JP JP49066623A patent/JPS5035670A/ja active Pending
- 1974-06-13 BE BE145356A patent/BE816260A/xx unknown
- 1974-06-14 GB GB2650574A patent/GB1473174A/en not_active Expired
- 1974-06-14 DE DE2428741A patent/DE2428741A1/de not_active Ceased
- 1974-06-14 AR AR254195A patent/AR201442A1/es active
- 1974-06-14 CH CH819374A patent/CH581385A5/xx not_active IP Right Cessation
- 1974-06-14 US US05/479,520 patent/US3949182A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
SE7407611L (sv)	1974-12-16
BR7404815A (pt)	1976-02-17
CA1008114A (en)	1977-04-05
CH581385A5 (sv)	1976-10-29
GB1473174A (en)	1977-05-11
IT985690B (it)	1974-12-10
FR2233697A1 (sv)	1975-01-10
AR201442A1 (es)	1975-03-14
US3949182A (en)	1976-04-06
BE816260A (fr)	1974-12-13
ES427190A1 (es)	1976-08-01
DE2428741A1 (de)	1975-01-09
JPS5035670A (sv)	1975-04-04
NO742084L (sv)	1975-01-13
FR2233697B1 (sv)	1976-12-24

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