FR2089724A5 - - Google Patents
Info
- Publication number
- FR2089724A5 FR2089724A5 FR7113387A FR7113387A FR2089724A5 FR 2089724 A5 FR2089724 A5 FR 2089724A5 FR 7113387 A FR7113387 A FR 7113387A FR 7113387 A FR7113387 A FR 7113387A FR 2089724 A5 FR2089724 A5 FR 2089724A5
- 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
- H01H33/7015—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 |
|---|---|---|---|
| IT2339370 | 1970-04-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2089724A5 true FR2089724A5 (es) | 1972-01-07 |
Family
ID=11206685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7113387A Expired FR2089724A5 (es) | 1970-04-16 | 1971-04-15 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3670124A (es) |
| JP (1) | JPS5341345B1 (es) |
| BE (1) | BE765778A (es) |
| BR (1) | BR7102242D0 (es) |
| CA (1) | CA933555A (es) |
| CH (1) | CH535488A (es) |
| DE (1) | DE2118167C3 (es) |
| ES (1) | ES390207A1 (es) |
| FR (1) | FR2089724A5 (es) |
| GB (1) | GB1352228A (es) |
| NO (1) | NO129595B (es) |
| SE (1) | SE362531B (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH556603A (de) * | 1973-03-20 | 1974-11-29 | Bbc Brown Boveri & Cie | In einer schaltkammer eines elektrischen schalters, insbesondere eines sf6-druckgasschalters, angeordneter bauteil aus unter der einwirkung der lichtbogenwaerme gasabgebendem werkstoff. |
| CH629910A5 (en) * | 1978-06-13 | 1982-05-14 | Sprecher & Schuh Ag | Gas-blast circuit breaker |
| US4339641A (en) * | 1980-05-27 | 1982-07-13 | General Electric Company | Nozzle for a puffer-type circuit breaker |
| CA1243342A (en) * | 1983-08-24 | 1988-10-18 | Fumihiro Endo | Gas-insulated circuit breaker |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1307668A (fr) * | 1961-12-07 | 1962-10-26 | Brown | Interrupteur pneumatique avec contact à tuyère |
| US3291948A (en) * | 1964-08-06 | 1966-12-13 | Westinghouse Electric Corp | Orifice structure for compressed gas-circuit interrupter |
| FR1549097A (es) * | 1967-01-03 | 1968-12-06 |
-
1971
- 1971-04-13 NO NO01354/71A patent/NO129595B/no unknown
- 1971-04-13 SE SE04700/71A patent/SE362531B/xx unknown
- 1971-04-15 BE BE765778A patent/BE765778A/xx unknown
- 1971-04-15 US US134268A patent/US3670124A/en not_active Expired - Lifetime
- 1971-04-15 CA CA110490A patent/CA933555A/en not_active Expired
- 1971-04-15 ES ES390207A patent/ES390207A1/es not_active Expired
- 1971-04-15 BR BR2242/71A patent/BR7102242D0/pt unknown
- 1971-04-15 DE DE2118167A patent/DE2118167C3/de not_active Expired
- 1971-04-15 FR FR7113387A patent/FR2089724A5/fr not_active Expired
- 1971-04-16 CH CH557671A patent/CH535488A/de not_active IP Right Cessation
- 1971-04-16 JP JP2396171A patent/JPS5341345B1/ja active Pending
- 1971-04-19 GB GB2719871*A patent/GB1352228A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA933555A (en) | 1973-09-11 |
| US3670124A (en) | 1972-06-13 |
| SE362531B (es) | 1973-12-10 |
| BE765778A (fr) | 1971-10-15 |
| DE2118167A1 (de) | 1971-10-28 |
| DE2118167C3 (de) | 1981-09-17 |
| JPS5341345B1 (es) | 1978-11-02 |
| ES390207A1 (es) | 1973-07-01 |
| NO129595B (es) | 1974-04-29 |
| GB1352228A (en) | 1974-05-08 |
| CH535488A (de) | 1973-03-31 |
| DE2118167B2 (de) | 1980-10-30 |
| BR7102242D0 (pt) | 1973-04-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |