IT1012588B - Interruttore autopneumatico - Google Patents

Interruttore autopneumatico

Info

Publication number: IT1012588B
Authority: IT; Italy
Prior art keywords: autopneumatic; switch; autopneumatic switch
Prior art date: 1973-05-11

Application number

IT2177474A

Other languages

English (en)

Original Assignee

Alsthom Cgee

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.)

1973-05-11

Filing date

1974-04-23

Publication date

1977-03-10

1974-04-23 Application filed by Alsthom Cgee filed Critical Alsthom Cgee

1977-03-10 Application granted granted Critical

1977-03-10 Publication of IT1012588B publication Critical patent/IT1012588B/it

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
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
- H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
- 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
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
- H01H33/121—Load break switches
- H01H33/122—Load break switches both breaker and sectionaliser being enclosed, e.g. in SF6-filled container

IT2177474A 1973-05-11 1974-04-23 Interruttore autopneumatico IT1012588B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7317088A FR2229131A1 (en)	1973-05-11	1973-05-11	High-voltage circuit breaker - with integral autopneumatic arc extinction

Publications (1)

Publication Number	Publication Date
IT1012588B true IT1012588B (it)	1977-03-10

Family

ID=9119177

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT2177474A IT1012588B (it)	1973-05-11	1974-04-23	Interruttore autopneumatico

Country Status (3)

Country	Link
ES (1)	ES417351A1 (it)
FR (1)	FR2229131A1 (it)
IT (1)	IT1012588B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3743827A1 (de) *	1987-03-11	1988-09-22	Sachsenwerk Ag	Lichtbogenloescheinrichtung fuer lastschalter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE944973C (de) *	1943-11-28	1956-06-28	Aeg	Elektrischer Schalter, bestehend aus einem Leistungsschalter und einem Trennschalter
DE1154170B (de) *	1960-09-28	1963-09-12	Siemens Ag	Lasttrennschalter
FR1520917A (fr) *	1966-05-03	1968-04-12	Fritz Driescher Spezial Fabrik	Sectionneur à couteaux
FR1566368A (it) *	1968-02-12	1969-05-09

1973
- 1973-05-11 FR FR7317088A patent/FR2229131A1/fr active Granted
- 1973-07-28 ES ES417351A patent/ES417351A1/es not_active Expired
1974
- 1974-04-23 IT IT2177474A patent/IT1012588B/it active

Also Published As

Publication number	Publication date
FR2229131B1 (it)	1976-05-07
FR2229131A1 (en)	1974-12-06
ES417351A1 (es)	1976-03-01

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