BR7018011D0 - PERFECTED INTERRUPTING CAMERA FOR SELF-EXTINGUABLE COMPRESSED GAS ELECTRIC CIRCUIT SWITCHES - Google Patents
PERFECTED INTERRUPTING CAMERA FOR SELF-EXTINGUABLE COMPRESSED GAS ELECTRIC CIRCUIT SWITCHESInfo
- Publication number
- BR7018011D0 BR7018011D0 BR218011/70A BR21801170A BR7018011D0 BR 7018011 D0 BR7018011 D0 BR 7018011D0 BR 218011/70 A BR218011/70 A BR 218011/70A BR 21801170 A BR21801170 A BR 21801170A BR 7018011 D0 BR7018011 D0 BR 7018011D0
- Authority
- BR
- Brazil
- Prior art keywords
- extinguable
- perfected
- interrupting
- camera
- self
- 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
- H01H33/88—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 |
---|---|
BR7018011D0 true BR7018011D0 (en) | 1973-01-16 |
Family
ID=11146205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR218011/70A BR7018011D0 (en) | 1969-04-03 | 1970-04-03 | PERFECTED INTERRUPTING CAMERA FOR SELF-EXTINGUABLE COMPRESSED GAS ELECTRIC CIRCUIT SWITCHES |
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) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS524067A (en) * | 1975-05-30 | 1977-01-12 | Mitsubishi Electric Corp | Gas breaker |
NL7607487A (en) * | 1975-08-07 | 1977-02-09 | Westinghouse Electric Corp | BREATH TYPE PRESSURE GAS SWITCH. |
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 |
YU218778A (en) * | 1978-09-15 | 1982-06-30 | Sour Energoinvest Ro Istraziv | High-voltage interruption element of a pushing type with an improved and simplified system of arc contact and nozzle |
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
Also Published As
Publication number | Publication date |
---|---|
DE2015473A1 (en) | 1970-10-08 |
BE766453Q (en) | 1971-09-16 |
GB1310906A (en) | 1973-03-21 |
SE360947B (en) | 1973-10-08 |
FR2042842A5 (en) | 1971-02-12 |
NO128085B (en) | 1973-09-24 |
JPS505378B1 (en) | 1975-03-03 |
US3602670A (en) | 1971-08-31 |
DE2015473B2 (en) | 1979-03-08 |
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