BE741219A - - Google Patents
Info
- Publication number
- BE741219A BE741219A BE741219DA BE741219A BE 741219 A BE741219 A BE 741219A BE 741219D A BE741219D A BE 741219DA BE 741219 A BE741219 A BE 741219A
- Authority
- BE
- Belgium
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 |
|---|---|
| BE741219A true BE741219A (xx) | 1970-05-04 |
Family
ID=25098516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE741219D BE741219A (xx) | 1968-11-05 | 1969-11-04 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3590190A (xx) |
| AT (1) | AT295638B (xx) |
| BE (1) | BE741219A (xx) |
| CH (1) | CH499869A (xx) |
| DE (1) | DE1955148A1 (xx) |
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 |
|---|---|---|---|---|
| US3160727A (en) * | 1961-10-24 | 1964-12-08 | Gas-blast orifice-type interrupting unit | |
| 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 CH CH1644169A patent/CH499869A/de not_active IP Right Cessation
- 1969-11-05 AT AT1038069A patent/AT295638B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1955148A1 (de) | 1970-05-27 |
| AT295638B (de) | 1972-01-10 |
| CH499869A (de) | 1970-11-30 |
| US3590190A (en) | 1971-06-29 |