NL135709C - - Google Patents

Info

Publication number: NL135709C
Authority: NL; Netherlands

Application number

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.)

1967-08-23

Publication of NL135709C publication Critical patent/NL135709C/xx

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
- H01H33/82—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 the 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
- 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
- H01H33/16—Impedances connected with contacts
- H01H33/166—Impedances connected with contacts the impedance being inserted only while closing the switch
- 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
- H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
- H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
- H01H33/302—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator for fluid insulated switchgear, wherein the insulating fluid is also the working fluid

NL135709D 1967-08-23 NL135709C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL6711576A NL6711576A (en)	1967-08-23	1967-08-23

Publications (1)

Publication Number	Publication Date
NL135709C true NL135709C (en)

Family

ID=19801011

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL135709D NL135709C (en)	1967-08-23
NL6711576A NL6711576A (en)	1967-08-23	1967-08-23

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
NL6711576A NL6711576A (en)	1967-08-23	1967-08-23

Country Status (4)

Country	Link
US (1)	US3567885A (en)
DE (1)	DE1665264A1 (en)
FR (1)	FR1577693A (en)
NL (2)	NL6711576A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3876846A (en) *	1972-08-16	1975-04-08	Ite Imperial Corp	Combination ground and test switch apparatus for pressurized-gas-insulated high voltage systems
US3987260A (en) *	1974-12-05	1976-10-19	I-T-E Imperial Corporation	Ground and test connection for SF6 insulated bus
FR2450501A1 (en) *	1979-03-02	1980-09-26	Alsthom Cgee	CLOSING RESISTANCE INSERTION DEVICE OF A SWITCHING APPARATUS
IT8420810V0 (en) *	1984-02-10	1984-02-10	Sace Spa	ARC CONTACT SYSTEM FOR ELECTRIC SWITCHES, PARTICULARLY WITH ARC EXTINGUISHING FLUID.
FR2665020B1 (en) *	1990-07-18	1996-07-19	Alsthom Gec	CIRCUIT BREAKER FOR CUTTING HIGH CURRENTS.
FR2737936B1 (en) *	1995-08-18	1997-09-19	Gec Alsthom T & D Sa	CIRCUIT BREAKER PROVIDED WITH A CLOSING RESISTOR WITH INSERTION DEVICE

0
- NL NL135709D patent/NL135709C/xx active
1967
- 1967-08-23 NL NL6711576A patent/NL6711576A/xx unknown
- 1967-09-08 DE DE19671665264 patent/DE1665264A1/en active Pending
1968
- 1968-08-19 US US753612A patent/US3567885A/en not_active Expired - Lifetime
- 1968-08-21 FR FR1577693D patent/FR1577693A/fr not_active Expired

Also Published As

Publication number	Publication date
DE1665264A1 (en)	1971-01-21
US3567885A (en)	1971-03-02
NL6711576A (en)	1969-02-25
FR1577693A (en)	1969-08-08

Publication	Publication Date	Title
AU416737B2 (en)	1971-09-03
AU2277767A (en)	1968-12-12
AU342066A (en)	1968-09-19
AU2977667A (en)	1969-05-22
AU2256867A (en)	1968-12-05
AU2116667A (en)	1969-04-03
AU2454867A (en)	1969-01-16
AU3189468A (en)	1969-07-10
AU2528767A (en)	1970-01-08
AU3151267A (en)	1968-01-08
BE709772A (en)	1968-07-23
BE709111A (en)	1968-05-16
AU3054676A (en)	1969-06-19
BE711141A (en)	1968-08-22
AU25066A (en)	1968-07-11
BE711318A (en)	1968-07-01
BE710447A (en)	1968-08-07
BE710181A (en)	1968-05-30
BE509738A (en)
BE707686A (en)	1968-04-16
BE710090A (en)	1968-07-30
BE710069A (en)	1968-05-30
BE709942A (en)	1968-05-30
AU2406369A (en)	1969-01-09
BE514578A (en)