CH499869A - Druckgasschalter - Google Patents
DruckgasschalterInfo
- Publication number
- CH499869A CH499869A CH1644169A CH1644169A CH499869A CH 499869 A CH499869 A CH 499869A CH 1644169 A CH1644169 A CH 1644169A CH 1644169 A CH1644169 A CH 1644169A CH 499869 A CH499869 A CH 499869A
- Authority
- CH
- Switzerland
- Prior art keywords
- gas pressure
- pressure switch
- switch
- gas
- pressure
- 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
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/16—Impedances connected with 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
- H01H33/70—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
- H01H33/7069—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by special dielectric or insulating properties or by special electric or magnetic field control properties
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77351068A | 1968-11-05 | 1968-11-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH499869A true CH499869A (de) | 1970-11-30 |
Family
ID=25098516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1644169A CH499869A (de) | 1968-11-05 | 1969-11-05 | Druckgasschalter |
Country Status (5)
Country | Link |
---|---|
US (1) | US3590190A (de) |
AT (1) | AT295638B (de) |
BE (1) | BE741219A (de) |
CH (1) | CH499869A (de) |
DE (1) | DE1955148A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4383150A (en) * | 1978-09-12 | 1983-05-10 | Westinghouse Electric Corp. | Circuit-interrupters having shunting capacitance around the separable power contacts with capacitance disconnecting means therefor |
DE2930830C2 (de) * | 1979-07-30 | 1983-06-16 | Siemens AG, 1000 Berlin und 8000 München | Unter Last trennender, mehrpoliger Hochspannungs-Drehschalter |
JP2964471B2 (ja) * | 1995-04-28 | 1999-10-18 | 株式会社戸上電機製作所 | ガス遮断器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1194949B (de) * | 1961-10-24 | 1965-06-16 | ||
DE1238546B (de) * | 1963-03-18 | 1967-04-13 | Merlin Gerin | Druckgasschalter mit zwei in Reihe angeordneten Schaltstellen |
US3291947A (en) * | 1964-06-12 | 1966-12-13 | Westinghouse Electric Corp | Interrupting structures for compressedgas circuit interrupters having double-break hollow rotative moving contact-arm assembly |
US3371176A (en) * | 1965-02-26 | 1968-02-27 | Westinghouse Electric Corp | High-voltage circuit interrupter with a pair of fluid-conducting pivotally-mounted contact arms |
-
1968
- 1968-11-05 US US773510A patent/US3590190A/en not_active Expired - Lifetime
-
1969
- 1969-11-03 DE DE19691955148 patent/DE1955148A1/de active Pending
- 1969-11-04 BE BE741219D patent/BE741219A/xx unknown
- 1969-11-05 AT AT1038069A patent/AT295638B/de not_active IP Right Cessation
- 1969-11-05 CH CH1644169A patent/CH499869A/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US3590190A (en) | 1971-06-29 |
AT295638B (de) | 1972-01-10 |
DE1955148A1 (de) | 1970-05-27 |
BE741219A (de) | 1970-05-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |