IN170378B - - Google Patents
Info
- Publication number
- IN170378B IN170378B IN156/MAS/88A IN156MA1988A IN170378B IN 170378 B IN170378 B IN 170378B IN 156MA1988 A IN156MA1988 A IN 156MA1988A IN 170378 B IN170378 B IN 170378B
- Authority
- IN
- India
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
- Fluid-Pressure Circuits (AREA)
- Retarders (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Reciprocating Pumps (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Lift Valve (AREA)
- Fluid-Driven Valves (AREA)
- Vehicle Body Suspensions (AREA)
- Control Of Fluid Gearings (AREA)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8704134A FR2613122B1 (fr) | 1987-03-25 | 1987-03-25 | Verin hydraulique differentiel pour la commande de disjoncteurs electriques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN170378B true IN170378B (enrdf_load_html_response) | 1992-03-21 |
Family
ID=9349407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN156/MAS/88A IN170378B (enrdf_load_html_response) | 1987-03-25 | 1988-03-10 |
Country Status (17)
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1070266B (enrdf_load_html_response) * | 1958-06-04 | |||
| FR1312751A (fr) * | 1961-01-24 | 1962-12-21 | Coq Nv | Perfectionnements apportés aux interrupteurs électriques avec rupture pneumatique du courant |
| US3155009A (en) * | 1961-08-03 | 1964-11-03 | Gen Dynamics Corp | High energy actuator apparatus |
| FR1378068A (fr) * | 1963-07-24 | 1964-11-13 | Merlin Gerin | Perfectionnement aux dispositifs de commande hydraulique, notamment pour interrupteurs électriques |
| DE1282131B (de) * | 1965-01-29 | 1968-11-07 | Siemens Ag | Elektrischer Schalter |
| FR2317532A1 (fr) * | 1975-07-07 | 1977-02-04 | Gratzmuller Jean Louis | Verin hydraulique a amortisseur incorpore avec realimentation de la chambre d'amortissement |
| US4166937A (en) * | 1978-05-18 | 1979-09-04 | General Electric Company | Hydraulically-activated operating system for an electric circuit breaker |
| JPS5598464U (enrdf_load_html_response) * | 1978-12-27 | 1980-07-09 | ||
| JPS5693227A (en) * | 1979-12-27 | 1981-07-28 | Hitachi Ltd | Hydraulic driving unit |
| JPS56153627A (en) * | 1980-04-28 | 1981-11-27 | Meidensha Electric Mfg Co Ltd | Oil pressure operating device |
| JPS59109044U (ja) * | 1983-01-12 | 1984-07-23 | 株式会社東芝 | しや断器の液圧操作装置 |
| JPS61161627A (ja) * | 1985-01-08 | 1986-07-22 | 三菱電機株式会社 | 液圧式操作装置 |
| JPH0795416B2 (ja) * | 1986-02-26 | 1995-10-11 | 株式会社東芝 | 液圧操作装置 |
| US4785712A (en) * | 1986-05-27 | 1988-11-22 | Mitsubishi Denki Kabushiki Kaisha | Hydraulic operating apparatus for electric circuit breaker |
-
1987
- 1987-03-25 FR FR8704134A patent/FR2613122B1/fr not_active Expired
-
1988
- 1988-03-09 ZA ZA881688A patent/ZA881688B/xx unknown
- 1988-03-10 IN IN156/MAS/88A patent/IN170378B/en unknown
- 1988-03-11 AT AT88400574T patent/ATE71471T1/de not_active IP Right Cessation
- 1988-03-11 ES ES198888400574T patent/ES2028314T3/es not_active Expired - Lifetime
- 1988-03-11 EP EP88400574A patent/EP0284482B1/fr not_active Expired - Lifetime
- 1988-03-11 DE DE8888400574T patent/DE3867514D1/de not_active Expired - Lifetime
- 1988-03-17 HU HU881316A patent/HU204328B/hu not_active IP Right Cessation
- 1988-03-18 YU YU55288A patent/YU47464B/sh unknown
- 1988-03-23 CA CA000562240A patent/CA1319728C/en not_active Expired - Lifetime
- 1988-03-23 AU AU13515/88A patent/AU599217B2/en not_active Ceased
- 1988-03-24 BR BR888801365A patent/BR8801365A/pt not_active IP Right Cessation
- 1988-03-24 SU SU4355424A patent/SU1644724A3/ru active
- 1988-03-24 KR KR1019880003173A patent/KR920006522B1/ko not_active Expired
- 1988-03-24 FI FI881400A patent/FI881400A7/fi not_active Application Discontinuation
- 1988-03-25 JP JP63073066A patent/JP2593909B2/ja not_active Expired - Fee Related
- 1988-03-25 CN CN88101589A patent/CN1008652B/zh not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU599217B2 (en) | 1990-07-12 |
| YU47464B (sh) | 1995-10-03 |
| FI881400L (fi) | 1988-09-26 |
| FR2613122B1 (fr) | 1989-06-23 |
| KR880011481A (ko) | 1988-10-28 |
| EP0284482A1 (fr) | 1988-09-28 |
| EP0284482B1 (fr) | 1992-01-08 |
| CN1008652B (zh) | 1990-07-04 |
| HUT48331A (en) | 1989-05-29 |
| FI881400A0 (fi) | 1988-03-24 |
| CN88101589A (zh) | 1988-10-12 |
| AU1351588A (en) | 1988-09-29 |
| CA1319728C (en) | 1993-06-29 |
| ATE71471T1 (de) | 1992-01-15 |
| BR8801365A (pt) | 1988-11-01 |
| HU204328B (en) | 1991-12-30 |
| KR920006522B1 (ko) | 1992-08-07 |
| YU55288A (en) | 1990-04-30 |
| JPS63254623A (ja) | 1988-10-21 |
| JP2593909B2 (ja) | 1997-03-26 |
| DE3867514D1 (de) | 1992-02-20 |
| FR2613122A1 (fr) | 1988-09-30 |
| FI881400A7 (fi) | 1988-09-26 |
| ZA881688B (en) | 1988-09-06 |
| ES2028314T3 (es) | 1992-07-01 |
| SU1644724A3 (ru) | 1991-04-23 |