CH570694A5 - - Google Patents
Info
- Publication number
- CH570694A5 CH570694A5 CH1112174A CH1112174A CH570694A5 CH 570694 A5 CH570694 A5 CH 570694A5 CH 1112174 A CH1112174 A CH 1112174A CH 1112174 A CH1112174 A CH 1112174A CH 570694 A5 CH570694 A5 CH 570694A5
- Authority
- CH
- Switzerland
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
- H01H33/88—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
- H01H33/884—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 with variable-area piston
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1112174A CH570694A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-08-14 | 1974-08-14 | |
| SE7501136A SE394159B (sv) | 1974-08-14 | 1975-02-03 | Tryckgasbrytare. |
| ES436729A ES436729A1 (es) | 1974-08-14 | 1975-04-18 | Un interruptor de gas a presion. |
| AT429075A AT338370B (de) | 1974-08-14 | 1975-06-05 | Druckgasschalter |
| DE19752532601 DE2532601A1 (de) | 1974-08-14 | 1975-07-21 | Druckgasschalter |
| US05/603,864 US4011421A (en) | 1974-08-14 | 1975-08-11 | Gas-blast switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1112174A CH570694A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-08-14 | 1974-08-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH570694A5 true CH570694A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-12-15 |
Family
ID=4370292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1112174A CH570694A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-08-14 | 1974-08-14 |
Country Status (6)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH646011A5 (de) * | 1979-04-12 | 1984-10-31 | Sprecher & Schuh Ag | Druckgasschalter. |
| US4278860A (en) * | 1979-08-03 | 1981-07-14 | Gould Inc. | Arc driven single pressure type circuit breaker |
| DE3127678A1 (de) * | 1981-07-14 | 1983-02-10 | BBC Aktiengesellschaft Brown, Boveri & Cie., 5401 Baden, Aargau | Hochspannungs-leistungsschalter |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE671326C (de) * | 1937-10-16 | 1939-02-04 | Voigt & Haeffner Akt Ges | Schalter mit Lichtbogenloeschung durch Pressluft |
| US3588407A (en) * | 1967-07-31 | 1971-06-28 | Westinghouse Electric Corp | Puffer piston gas blast circuit interrupter with insulating nozzle member and valve acting hollow contacts |
| US3582589A (en) * | 1968-01-30 | 1971-06-01 | Westinghouse Electric Corp | Fluid-blast circuit interrupter with piston assembly and electromagnetic driving means |
| DE2025054A1 (de) * | 1969-06-16 | 1971-01-07 | VEB Transformatorenwerk Karl Lieb knecht, χ 1160 Berlin | Schaltkammer fur elektrische Leistungs schalter nach dem autopneumatischen Prinzip |
| DE2254515C3 (de) * | 1972-11-03 | 1978-09-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Elektrischer Druckgasschalter |
-
1974
- 1974-08-14 CH CH1112174A patent/CH570694A5/xx not_active IP Right Cessation
-
1975
- 1975-02-03 SE SE7501136A patent/SE394159B/xx not_active IP Right Cessation
- 1975-04-18 ES ES436729A patent/ES436729A1/es not_active Expired
- 1975-06-05 AT AT429075A patent/AT338370B/de not_active IP Right Cessation
- 1975-07-21 DE DE19752532601 patent/DE2532601A1/de not_active Withdrawn
- 1975-08-11 US US05/603,864 patent/US4011421A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| SE394159B (sv) | 1977-06-06 |
| DE2532601A1 (de) | 1976-02-26 |
| SE7501136L (sv) | 1976-02-16 |
| ATA429075A (de) | 1976-12-15 |
| ES436729A1 (es) | 1977-01-01 |
| US4011421A (en) | 1977-03-08 |
| AT338370B (de) | 1977-08-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |