FR2042842A5 - - Google Patents
Info
- Publication number
- FR2042842A5 FR2042842A5 FR7011956A FR7011956A FR2042842A5 FR 2042842 A5 FR2042842 A5 FR 2042842A5 FR 7011956 A FR7011956 A FR 7011956A FR 7011956 A FR7011956 A FR 7011956A FR 2042842 A5 FR2042842 A5 FR 2042842A5
- Authority
- FR
- France
- 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
- H01H33/88—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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1503669 | 1969-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2042842A5 true FR2042842A5 (en) | 1971-02-12 |
Family
ID=11146205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7011956A Expired FR2042842A5 (en) | 1969-04-03 | 1970-04-02 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3602670A (en) |
| JP (1) | JPS505378B1 (en) |
| BE (1) | BE766453Q (en) |
| BR (1) | BR7018011D0 (en) |
| DE (1) | DE2015473B2 (en) |
| FR (1) | FR2042842A5 (en) |
| GB (1) | GB1310906A (en) |
| NO (1) | NO128085B (en) |
| SE (1) | SE360947B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2320627A1 (en) * | 1975-08-07 | 1977-03-04 | Westinghouse Electric Corp | Gas blast power circuit breaker - has stationary contact consisting of series of main contact fingers and stationary central arcing contact (NL090277) |
| EP0009446A1 (en) * | 1978-09-15 | 1980-04-02 | SOUR ENERGOINVEST RO Centre de Recherche et de Développement pour l'Energie Electrique - IRCE | Compressed-gas high tension circuit interruptor |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS524067A (en) * | 1975-05-30 | 1977-01-12 | Mitsubishi Electric Corp | Gas breaker |
| US4048456A (en) * | 1976-04-01 | 1977-09-13 | General Electric Company | Puffer-type gas-blast circuit breaker |
| US4387280A (en) * | 1978-05-29 | 1983-06-07 | General Electric Company | High speed hydraulically-actuated operating system for an electric circuit breaker |
| DE3041801C2 (en) * | 1980-11-06 | 1986-11-06 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Auto-pneumatic pressure gas switch |
| DE3127678A1 (en) * | 1981-07-14 | 1983-02-10 | BBC Aktiengesellschaft Brown, Boveri & Cie., 5401 Baden, Aargau | HIGH VOLTAGE CIRCUIT BREAKERS |
| DE3430306C2 (en) * | 1984-08-15 | 1987-03-12 | Ernst Prof. Dr.techn.habil. 1000 Berlin Slamecka | Electrical pressure gas circuit breaker |
| DE3822410C1 (en) * | 1988-07-01 | 1989-10-26 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt, De | Sulphur hexa:fluoride compressed gas switch - has thread between nozzle and cylinder to better withstand force and temp. loading without enlargement of actual mass of nozzle |
| US9035211B2 (en) | 2011-07-20 | 2015-05-19 | Pennsylvania Breaker, Llc | Gas blast interrupter |
-
1970
- 1970-03-31 NO NO01164/70A patent/NO128085B/no unknown
- 1970-03-31 SE SE04315/70A patent/SE360947B/xx unknown
- 1970-04-01 DE DE702015473A patent/DE2015473B2/en not_active Withdrawn
- 1970-04-02 US US25144A patent/US3602670A/en not_active Expired - Lifetime
- 1970-04-02 FR FR7011956A patent/FR2042842A5/fr not_active Expired
- 1970-04-03 BR BR218011/70A patent/BR7018011D0/en unknown
- 1970-04-03 GB GB1599570A patent/GB1310906A/en not_active Expired
- 1970-04-03 JP JP45028505A patent/JPS505378B1/ja active Pending
-
1971
- 1971-04-29 BE BE766453A patent/BE766453Q/en active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2320627A1 (en) * | 1975-08-07 | 1977-03-04 | Westinghouse Electric Corp | Gas blast power circuit breaker - has stationary contact consisting of series of main contact fingers and stationary central arcing contact (NL090277) |
| EP0009446A1 (en) * | 1978-09-15 | 1980-04-02 | SOUR ENERGOINVEST RO Centre de Recherche et de Développement pour l'Energie Electrique - IRCE | Compressed-gas high tension circuit interruptor |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2015473A1 (en) | 1970-10-08 |
| BE766453Q (en) | 1971-09-16 |
| BR7018011D0 (en) | 1973-01-16 |
| GB1310906A (en) | 1973-03-21 |
| SE360947B (en) | 1973-10-08 |
| NO128085B (en) | 1973-09-24 |
| JPS505378B1 (en) | 1975-03-03 |
| US3602670A (en) | 1971-08-31 |
| DE2015473B2 (en) | 1979-03-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |