SE371531B - - Google Patents
Info
- Publication number
- SE371531B SE371531B SE7104701A SE470171A SE371531B SE 371531 B SE371531 B SE 371531B SE 7104701 A SE7104701 A SE 7104701A SE 470171 A SE470171 A SE 470171A SE 371531 B SE371531 B SE 371531B
- Authority
- SE
- Sweden
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
- H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
- H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
- H01H33/703—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2339470 | 1970-04-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE371531B true SE371531B (en) | 1974-11-18 |
Family
ID=11206694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7104701A SE371531B (en) | 1970-04-16 | 1971-04-13 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3670125A (en) |
| JP (1) | JPS5341346B1 (en) |
| BE (1) | BE765779A (en) |
| BR (1) | BR7102243D0 (en) |
| CA (1) | CA938966A (en) |
| CH (1) | CH535487A (en) |
| DE (1) | DE2118166C3 (en) |
| ES (1) | ES390208A1 (en) |
| FR (1) | FR2089725A5 (en) |
| GB (1) | GB1351860A (en) |
| NO (1) | NO129596B (en) |
| SE (1) | SE371531B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH556603A (en) * | 1973-03-20 | 1974-11-29 | Bbc Brown Boveri & Cie | IN A SWITCHING CHAMBER OF AN ELECTRIC SWITCH, IN PARTICULAR A SF6 COMPRESSED GAS SWITCH, A COMPONENT MADE OF A MATERIAL EMITING GAS UNDER THE EFFECT OF ARC HEAT. |
| IT985690B (en) * | 1973-06-14 | 1974-12-10 | Magrini Fab Riun Scarpa | INTERRUPTION CHAMBER FOR SELF-BLOWERING ELECTRIC COMPRESSED GAS SWITCHES |
| JPS5615818A (en) * | 1979-07-19 | 1981-02-16 | Makoto Kusakabe | Filter chamber for shelter |
| US4667072A (en) * | 1983-08-24 | 1987-05-19 | Hitachi, Ltd. | Gas-insulated circuit breaker |
| DE102009009450A1 (en) * | 2009-02-13 | 2010-08-19 | Siemens Aktiengesellschaft | Switchgear arrangement |
| WO2010112058A1 (en) * | 2009-03-30 | 2010-10-07 | Abb Research Ltd | Circuit breaker |
| CN114496615B (en) * | 2022-02-14 | 2023-11-10 | 平高集团有限公司 | Spout connection structure and explosion chamber and circuit breaker |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3150245A (en) * | 1957-09-13 | 1964-09-22 | Westinghouse Electric Corp | Liquefied gas circuit interrupters |
| CH380212A (en) * | 1960-03-16 | 1964-07-31 | Oerlikon Maschf | Quenching device for circuit breakers with fixed and moving contacts |
| US3291948A (en) * | 1964-08-06 | 1966-12-13 | Westinghouse Electric Corp | Orifice structure for compressed gas-circuit interrupter |
-
1971
- 1971-04-13 NO NO01355/71A patent/NO129596B/no unknown
- 1971-04-13 SE SE7104701A patent/SE371531B/xx unknown
- 1971-04-15 DE DE2118166A patent/DE2118166C3/en not_active Expired
- 1971-04-15 CA CA110491A patent/CA938966A/en not_active Expired
- 1971-04-15 BR BR2243/71A patent/BR7102243D0/en unknown
- 1971-04-15 FR FR7113388A patent/FR2089725A5/fr not_active Expired
- 1971-04-15 ES ES390208A patent/ES390208A1/en not_active Expired
- 1971-04-15 BE BE765779A patent/BE765779A/en unknown
- 1971-04-15 US US134269A patent/US3670125A/en not_active Expired - Lifetime
- 1971-04-16 CH CH557571A patent/CH535487A/en not_active IP Right Cessation
- 1971-04-16 JP JP2396271A patent/JPS5341346B1/ja active Pending
- 1971-04-19 GB GB2719771*A patent/GB1351860A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2118166A1 (en) | 1971-10-28 |
| BR7102243D0 (en) | 1973-06-12 |
| FR2089725A5 (en) | 1972-01-07 |
| GB1351860A (en) | 1974-05-01 |
| NO129596B (en) | 1974-04-29 |
| DE2118166B2 (en) | 1980-10-30 |
| US3670125A (en) | 1972-06-13 |
| JPS5341346B1 (en) | 1978-11-02 |
| CA938966A (en) | 1973-12-25 |
| BE765779A (en) | 1971-10-15 |
| DE2118166C3 (en) | 1981-09-17 |
| ES390208A1 (en) | 1973-06-16 |
| CH535487A (en) | 1973-03-31 |