IT7825954A0 - Interruttore di circuito impiegante liquido dielettrico con accumulatore d'energia. - Google Patents

Interruttore di circuito impiegante liquido dielettrico con accumulatore d'energia.

Info

Publication number: IT7825954A0
Authority: IT; Italy
Prior art keywords: circuit breaker; energy accumulator; dielectric liquid; dielectric; liquid
Prior art date: 1977-07-22

Application number

IT7825954A

Other languages

English (en)

Other versions

IT1097028B (it

Original Assignee

Westinghouse Electric Corp

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.)

1977-07-22

Filing date

1978-07-21

Publication date

1978-07-21

1978-07-21 Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp

1978-07-21 Publication of IT7825954A0 publication Critical patent/IT7825954A0/it

1985-08-26 Application granted granted Critical

1985-08-26 Publication of IT1097028B publication Critical patent/IT1097028B/it

Links

239000007788 liquid Substances 0.000 title 1

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
- H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
- 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
- H01H2033/912—Liquified gases, e.g. liquified SF6

IT25954/78A 1977-07-22 1978-07-21 Interruttore di circuito impiegante liquido dielettrico con accumulatore d'energia IT1097028B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US81800477A	1977-07-22	1977-07-22

Publications (2)

Publication Number	Publication Date
IT7825954A0 true IT7825954A0 (it)	1978-07-21
IT1097028B IT1097028B (it)	1985-08-26

Family

ID=25224389

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT25954/78A IT1097028B (it)	1977-07-22	1978-07-21	Interruttore di circuito impiegante liquido dielettrico con accumulatore d'energia

Country Status (11)

Country	Link
JP (1)	JPS5423973A (it)
AU (1)	AU3718078A (it)
CA (1)	CA1098942A (it)
DE (1)	DE2831754A1 (it)
ES (1)	ES471852A1 (it)
FR (1)	FR2398379A1 (it)
GB (1)	GB1604060A (it)
IN (1)	IN149149B (it)
IT (1)	IT1097028B (it)
NL (1)	NL7806523A (it)
NO (1)	NO782490L (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2966751D1 (en) *	1979-06-25	1984-04-12	Westinghouse Electric Corp	Power circuit interrupter
DE3107525C2 (de)	1980-02-28	1994-09-22	Mitsubishi Electric Corp	Druckgas-Leistungsschalter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE629739C (de) *	1933-02-25	1936-05-22	Siemens Schuckertwerke Akt Ges	Einrichtung fuer die Loeschung von Wechselstromunterbrechungslichtboegen
FR778794A (fr) *	1933-08-29	1935-03-23	Siemens Ag	Dispositif pour l'extinction d'arcs de coupure de courant alternatif, notamment dans des interrupteurs et coupe-circuits
FR1537673A (fr) *	1966-04-15	1968-09-07		Perfectionnements apportés aux disjoncteurs
JPS5612972B2 (it) *	1973-01-25	1981-03-25

1978
- 1978-05-31 GB GB25894/78A patent/GB1604060A/en not_active Expired
- 1978-06-16 AU AU37180/78A patent/AU3718078A/en active Pending
- 1978-06-16 NL NL7806523A patent/NL7806523A/xx not_active Application Discontinuation
- 1978-06-16 IN IN670/CAL/78A patent/IN149149B/en unknown
- 1978-06-28 CA CA306,424A patent/CA1098942A/en not_active Expired
- 1978-07-19 NO NO782490A patent/NO782490L/no unknown
- 1978-07-19 DE DE19782831754 patent/DE2831754A1/de not_active Withdrawn
- 1978-07-19 ES ES471852A patent/ES471852A1/es not_active Expired
- 1978-07-21 JP JP8850178A patent/JPS5423973A/ja active Pending
- 1978-07-21 FR FR7821783A patent/FR2398379A1/fr not_active Withdrawn
- 1978-07-21 IT IT25954/78A patent/IT1097028B/it active

Also Published As

Publication number	Publication date
CA1098942A (en)	1981-04-07
FR2398379A1 (fr)	1979-02-16
DE2831754A1 (de)	1979-02-01
NO782490L (no)	1979-01-23
JPS5423973A (en)	1979-02-22
GB1604060A (en)	1981-12-02
IN149149B (it)	1981-09-26
AU3718078A (en)	1979-12-20
ES471852A1 (es)	1979-10-01
IT1097028B (it)	1985-08-26
NL7806523A (nl)	1979-01-24

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