IT1091531B - Interruttore autosoffiante a scher mo di limitazione del flusso del gas di soffiatura - Google Patents
Interruttore autosoffiante a scher mo di limitazione del flusso del gas di soffiaturaInfo
- Publication number
- IT1091531B IT1091531B IT6989177A IT6989177A IT1091531B IT 1091531 B IT1091531 B IT 1091531B IT 6989177 A IT6989177 A IT 6989177A IT 6989177 A IT6989177 A IT 6989177A IT 1091531 B IT1091531 B IT 1091531B
- Authority
- IT
- Italy
- Prior art keywords
- self
- gas flow
- blowing gas
- flow limitation
- screen switch
- Prior art date
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7701373A FR2377695A1 (fr) | 1977-01-18 | 1977-01-18 | Interrupteur a autosoufflage a ecran limiteur de l'ecoulement du gaz de soufflage |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1091531B true IT1091531B (it) | 1985-07-06 |
Family
ID=9185643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT6989177A IT1091531B (it) | 1977-01-18 | 1977-12-23 | Interruttore autosoffiante a scher mo di limitazione del flusso del gas di soffiatura |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE862937A (de) |
CH (1) | CH618811A5 (de) |
DE (1) | DE2801979A1 (de) |
FR (1) | FR2377695A1 (de) |
IT (1) | IT1091531B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5916234A (ja) * | 1982-07-19 | 1984-01-27 | 株式会社富士電機総合研究所 | ガスしや断器のしや断室 |
CH662443A5 (de) * | 1983-10-28 | 1987-09-30 | Bbc Brown Boveri & Cie | Druckgasschalter. |
FR2676858B1 (fr) * | 1991-05-23 | 1994-06-10 | Alsthom Gec | Disjoncteur a gaz de soufflage pour haute et moyenne tension. |
JP4421331B2 (ja) * | 2004-02-26 | 2010-02-24 | 株式会社東芝 | ガス遮断器 |
CN101162663B (zh) * | 2007-10-22 | 2013-11-27 | 沈阳工业大学 | 具有凹槽的旋气式喷口高压气吹断路器 |
CN102364656B (zh) * | 2011-10-13 | 2016-01-20 | 沈阳工业大学 | 旋气式能量分离型高压sf6断路器及其能量分离方法 |
EP3261107A1 (de) * | 2016-06-20 | 2017-12-27 | ABB Schweiz AG | Gasisolierter nieder- oder mittelspannungsschalter mit wirbelungsvorrichtung |
-
1977
- 1977-01-18 FR FR7701373A patent/FR2377695A1/fr active Granted
- 1977-12-16 CH CH1548477A patent/CH618811A5/fr not_active IP Right Cessation
- 1977-12-23 IT IT6989177A patent/IT1091531B/it active
-
1978
- 1978-01-16 BE BE184347A patent/BE862937A/xx unknown
- 1978-01-18 DE DE19782801979 patent/DE2801979A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CH618811A5 (en) | 1980-08-15 |
BE862937A (fr) | 1978-05-16 |
FR2377695B1 (de) | 1980-11-21 |
FR2377695A1 (fr) | 1978-08-11 |
DE2801979A1 (de) | 1978-07-20 |
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