FR856708A - Improvements to electric switch devices of the blown gas type - Google Patents
Improvements to electric switch devices of the blown gas typeInfo
- Publication number
- FR856708A FR856708A FR856708DA FR856708A FR 856708 A FR856708 A FR 856708A FR 856708D A FR856708D A FR 856708DA FR 856708 A FR856708 A FR 856708A
- Authority
- FR
- France
- Prior art keywords
- electric switch
- switch devices
- gas type
- blown gas
- blown
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
-
- 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
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
- H01H33/74—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber wherein the break is in 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
- H01H33/70—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
- H01H33/70—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
-
- 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
- H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1854838A GB516238A (en) | 1938-06-22 | 1938-06-22 | Improvements in or relating to electric circuit-breaking devices of the gas-blast type |
Publications (1)
Publication Number | Publication Date |
---|---|
FR856708A true FR856708A (en) | 1940-08-10 |
Family
ID=10114316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR856708D Expired FR856708A (en) | 1938-06-22 | 1939-06-21 | Improvements to electric switch devices of the blown gas type |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR856708A (en) |
GB (5) | GB516531A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2910495A1 (en) * | 1978-03-18 | 1979-09-20 | Mitsubishi Electric Corp | SWITCH DEVICE WITH SELF-ACTING ARC EXHAUST |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE884381C (en) * | 1940-09-28 | 1953-07-27 | Aeg | Electric circuit breaker |
US2422784A (en) * | 1944-09-30 | 1947-06-24 | Ite Circuit Breaker Ltd | Circuit breaker |
US2653204A (en) * | 1949-01-27 | 1953-09-22 | Asea Ab | Equalizing device for air current in air blast circuit breakers |
FR1168741A (en) * | 1957-03-01 | 1958-12-15 | Further training in circuit breakers | |
GB979783A (en) * | 1960-04-29 | 1965-01-06 | Reyrolle A & Co Ltd | Improvements relating to high-voltage electric circuit-breakers of the gas-blast type |
CH524886A (en) * | 1970-12-01 | 1972-06-30 | Bbc Brown Boveri & Cie | Electric compression switch |
DE3065575D1 (en) * | 1980-03-10 | 1983-12-22 | Sprecher & Schuh Ag | Gas-blast circuit breaker |
GB2332566B (en) * | 1997-12-19 | 2001-09-19 | Rolls Royce Power Eng | Electrical circuit breaker |
-
1938
- 1938-06-21 GB GB1838938A patent/GB516531A/en not_active Expired
- 1938-06-21 GB GB1939038A patent/GB516532A/en not_active Expired
- 1938-06-21 GB GB1838738A patent/GB516530A/en not_active Expired
- 1938-06-21 GB GB1838638A patent/GB516529A/en not_active Expired
- 1938-06-22 GB GB1854838A patent/GB516238A/en not_active Expired
-
1939
- 1939-06-21 FR FR856708D patent/FR856708A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2910495A1 (en) * | 1978-03-18 | 1979-09-20 | Mitsubishi Electric Corp | SWITCH DEVICE WITH SELF-ACTING ARC EXHAUST |
Also Published As
Publication number | Publication date |
---|---|
GB516532A (en) | 1940-01-04 |
GB516530A (en) | 1940-01-04 |
GB516238A (en) | 1939-12-28 |
GB516529A (en) | 1940-01-04 |
GB516531A (en) | 1940-01-04 |
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