CH514929A - Gas pressure switch - Google Patents
Gas pressure switchInfo
- Publication number
- CH514929A CH514929A CH374471A CH374471A CH514929A CH 514929 A CH514929 A CH 514929A CH 374471 A CH374471 A CH 374471A CH 374471 A CH374471 A CH 374471A CH 514929 A CH514929 A CH 514929A
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/86—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid under pressure from the contact space being controlled by a valve
-
- 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
- H01H2033/888—Deflection of hot gasses and arcing products
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19702024988 DE2024988B2 (en) | 1970-05-22 | 1970-05-22 | PRESSURE GAS SWITCH |
Publications (1)
Publication Number | Publication Date |
---|---|
CH514929A true CH514929A (en) | 1971-10-31 |
Family
ID=5771773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH374471A CH514929A (en) | 1970-05-22 | 1971-03-15 | Gas pressure switch |
Country Status (6)
Country | Link |
---|---|
US (1) | US3674957A (en) |
CH (1) | CH514929A (en) |
DE (1) | DE2024988B2 (en) |
FR (1) | FR2093567A5 (en) |
GB (1) | GB1296642A (en) |
NL (1) | NL7103995A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1675145A1 (en) * | 2004-12-23 | 2006-06-28 | ABB Technology AG | High power circuit breaker with sealing against hot arcing gasses |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1427982A (en) * | 1964-12-30 | 1966-02-11 | Alsthom Cgee | Contact locking device for circuit breakers |
CH422942A (en) * | 1965-07-26 | 1966-10-31 | Bbc Brown Boveri & Cie | Compressed gas switch with switching chamber under pressure in the on and off position |
US3590187A (en) * | 1970-01-21 | 1971-06-29 | Westinghouse Electric Corp | Separable contact and blast-valve structure for a compressed-gas circuit breaker |
-
1970
- 1970-05-22 DE DE19702024988 patent/DE2024988B2/en not_active Withdrawn
-
1971
- 1971-03-15 CH CH374471A patent/CH514929A/en not_active IP Right Cessation
- 1971-03-25 NL NL7103995A patent/NL7103995A/xx unknown
- 1971-05-19 US US144765A patent/US3674957A/en not_active Expired - Lifetime
- 1971-05-21 GB GB1296642D patent/GB1296642A/en not_active Expired
- 1971-05-21 FR FR7118399A patent/FR2093567A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2024988A1 (en) | 1971-04-29 |
DE2024988B2 (en) | 1971-04-29 |
US3674957A (en) | 1972-07-04 |
GB1296642A (en) | 1972-11-15 |
FR2093567A5 (en) | 1972-01-28 |
NL7103995A (en) | 1971-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |