FR2280184B3 - - Google Patents
Info
- Publication number
- FR2280184B3 FR2280184B3 FR7523381A FR7523381A FR2280184B3 FR 2280184 B3 FR2280184 B3 FR 2280184B3 FR 7523381 A FR7523381 A FR 7523381A FR 7523381 A FR7523381 A FR 7523381A FR 2280184 B3 FR2280184 B3 FR 2280184B3
- 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
- H01H33/02—Details
- H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
- H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
- H01H33/34—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742435757 DE2435757C3 (en) | 1974-07-25 | Hydraulic switch drive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2280184A1 FR2280184A1 (en) | 1976-02-20 |
| FR2280184B3 true FR2280184B3 (en) | 1979-04-27 |
Family
ID=5921465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7523381A Granted FR2280184A1 (en) | 1974-07-25 | 1975-07-25 | Hydraulic switchgear drive with several work cylinders - has air-vented valves to prevent return pressure and mutual elements affecting |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT343748B (en) |
| CH (1) | CH597685A5 (en) |
| FR (1) | FR2280184A1 (en) |
| IT (1) | IT1040020B (en) |
| NL (1) | NL7508825A (en) |
| NO (1) | NO138546C (en) |
| SE (1) | SE395791B (en) |
-
1975
- 1975-06-26 NO NO752304A patent/NO138546C/en unknown
- 1975-07-11 AT AT537675A patent/AT343748B/en not_active IP Right Cessation
- 1975-07-14 CH CH919075A patent/CH597685A5/xx not_active IP Right Cessation
- 1975-07-18 SE SE7508234A patent/SE395791B/en unknown
- 1975-07-23 IT IT25673/75A patent/IT1040020B/en active
- 1975-07-24 NL NL7508825A patent/NL7508825A/en not_active Application Discontinuation
- 1975-07-25 FR FR7523381A patent/FR2280184A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE7508234L (en) | 1976-01-26 |
| DE2435757B2 (en) | 1976-07-29 |
| NL7508825A (en) | 1976-01-27 |
| FR2280184A1 (en) | 1976-02-20 |
| NO138546C (en) | 1978-09-20 |
| NO138546B (en) | 1978-06-12 |
| IT1040020B (en) | 1979-12-20 |
| CH597685A5 (en) | 1978-04-14 |
| AT343748B (en) | 1978-06-12 |
| NO752304L (en) | 1976-01-27 |
| SE395791B (en) | 1977-08-22 |
| DE2435757A1 (en) | 1976-02-05 |
| ATA537675A (en) | 1977-10-15 |