FR44687E - Device for extinguishing the alternating current breaking arc in switches, switches, circuit breakers, etc. - Google Patents
Device for extinguishing the alternating current breaking arc in switches, switches, circuit breakers, etc.Info
- Publication number
- FR44687E FR44687E FR44687DA FR44687E FR 44687 E FR44687 E FR 44687E FR 44687D A FR44687D A FR 44687DA FR 44687 E FR44687 E FR 44687E
- Authority
- FR
- France
- Prior art keywords
- switches
- extinguishing
- alternating current
- circuit breakers
- current breaking
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
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
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
- H01H33/56—Gas reservoirs
-
- 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
- H01H33/44—Devices for ensuring operation of the switch at a predetermined point in the ac cycle
-
- 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
- H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
- H01H33/703—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Breakers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2061945X | 1933-01-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR44687E true FR44687E (en) | 1935-03-20 |
Family
ID=7983125
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR769291D Expired FR769291A (en) | 1933-01-23 | 1934-01-22 | Device for extinguishing the alternating current breaking arc in switches, switches, circuit breakers, etc. |
FR44687D Expired FR44687E (en) | 1933-01-23 | 1934-02-06 | Device for extinguishing the alternating current breaking arc in switches, switches, circuit breakers, etc. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR769291D Expired FR769291A (en) | 1933-01-23 | 1934-01-22 | Device for extinguishing the alternating current breaking arc in switches, switches, circuit breakers, etc. |
Country Status (2)
Country | Link |
---|---|
US (2) | US2061945A (en) |
FR (2) | FR769291A (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE941439C (en) * | 1935-07-03 | 1956-04-12 | Frida Strauss Geb Ruppel | Electrical switch with conductive switching fluid |
GB571109A (en) * | 1942-11-11 | 1945-08-07 | Westinghouse Electric Int Co | Improvements in or relating to electric circuit interrupters having arc-extinguishing arrangements |
US2459599A (en) * | 1944-09-20 | 1949-01-18 | Westinghouse Electric Corp | Circuit interrupter |
DE1066260B (en) * | 1957-05-10 | 1968-03-28 | Siemens Aktiengesellschaft, 1000 Berlin und 8000 München, 8520 Erlangen | High voltage liquid switch |
US3002073A (en) * | 1958-04-16 | 1961-09-26 | Gen Electric | Electric circuit interruption device and method |
US2998499A (en) * | 1958-06-04 | 1961-08-29 | Gen Electric | Electric circuit breaker |
US3118997A (en) * | 1958-12-16 | 1964-01-21 | Asea Ab | Damping device for oil circuit breakers |
US3028466A (en) * | 1959-05-28 | 1962-04-03 | Gen Electric | Electric circuit interrupter of the liquid-break type |
GB917892A (en) * | 1960-05-31 | 1963-02-06 | Cole E K Ltd | Improvements in or relating to electrical fuses |
DE2811510C2 (en) * | 1977-03-24 | 1983-03-24 | Mitsubishi Denki K.K., Tokyo | Electric pressure gas switch |
US4253002A (en) * | 1977-03-24 | 1981-02-24 | Mitsubishi Denki Kabushiki Kaisha | Self-extinguishing type circuit interrupter |
US4307274A (en) * | 1977-07-22 | 1981-12-22 | Electric Power Research Institute, Inc. | Circuit interrupter using dielectric liquid with energy storage |
US4288668A (en) * | 1977-08-22 | 1981-09-08 | Electric Power Research Institute, Inc. | Circuit interrupter using a minimum of dielectric liquid |
-
0
- US US20962D patent/USRE20962E/en not_active Expired
-
1934
- 1934-01-22 FR FR769291D patent/FR769291A/en not_active Expired
- 1934-01-23 US US707928A patent/US2061945A/en not_active Expired - Lifetime
- 1934-02-06 FR FR44687D patent/FR44687E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR769291A (en) | 1934-08-23 |
USRE20962E (en) | 1939-01-03 |
US2061945A (en) | 1936-11-24 |
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