GB1266373A - - Google Patents
Info
- Publication number
- GB1266373A GB1266373A GB1266373DA GB1266373A GB 1266373 A GB1266373 A GB 1266373A GB 1266373D A GB1266373D A GB 1266373DA GB 1266373 A GB1266373 A GB 1266373A
- Authority
- GB
- United Kingdom
- Prior art keywords
- piston
- blast
- gas
- valve
- opening
- Prior art date
- 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
- 239000012212 insulator Substances 0.000 abstract 1
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
- H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic
Landscapes
- Fluid-Damping Devices (AREA)
- Fluid-Driven Valves (AREA)
- Circuit Breakers (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Actuator (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US76247968A | 1968-09-25 | 1968-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1266373A true GB1266373A (enrdf_load_stackoverflow) | 1972-03-08 |
Family
ID=25065177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1266373D Expired GB1266373A (enrdf_load_stackoverflow) | 1968-09-25 | 1969-08-22 |
Country Status (11)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4016384A (en) * | 1974-11-19 | 1977-04-05 | Westinghouse Electric Corporation | Operating mechanism and position indicator for a circuit interrupter |
| FR2392483A1 (fr) * | 1977-05-25 | 1978-12-22 | Renault | Contacteur a commande magnetique |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US798082A (en) * | 1903-02-07 | 1905-08-29 | Otis Elevator Co | Automatic controller for electric circuits. |
| DE1256296B (de) * | 1958-01-16 | 1967-12-14 | Westinghouse Electric Corp | Hydraulischer Antrieb fuer einen elektrischen Leistungsschalter |
| US3185180A (en) * | 1963-07-18 | 1965-05-25 | Westinghouse Electric Corp | Fluid-control valve with automatic fluid latching |
-
1968
- 1968-09-25 US US762479A patent/US3590189A/en not_active Expired - Lifetime
-
1969
- 1969-08-22 GB GB1266373D patent/GB1266373A/en not_active Expired
- 1969-09-02 YU YU02246/69A patent/YU224669A/xx unknown
- 1969-09-03 ES ES371161A patent/ES371161A1/es not_active Expired
- 1969-09-11 BR BR212375/69A patent/BR6912375D0/pt unknown
- 1969-09-19 SE SE12924/69A patent/SE365895B/xx unknown
- 1969-09-20 DE DE19691947758 patent/DE1947758A1/de active Pending
- 1969-09-22 BE BE739214D patent/BE739214A/xx unknown
- 1969-09-23 CH CH1435069A patent/CH493923A/de not_active IP Right Cessation
- 1969-09-23 FR FR6932406A patent/FR2018833A1/fr not_active Withdrawn
- 1969-09-25 AT AT906369A patent/AT290660B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AT290660B (de) | 1971-06-11 |
| ES371161A1 (es) | 1972-03-16 |
| YU224669A (en) | 1974-10-31 |
| DE1947758A1 (de) | 1970-04-02 |
| US3590189A (en) | 1971-06-29 |
| CH493923A (de) | 1970-07-15 |
| SE365895B (enrdf_load_stackoverflow) | 1974-04-01 |
| BE739214A (enrdf_load_stackoverflow) | 1970-03-02 |
| FR2018833A1 (enrdf_load_stackoverflow) | 1970-06-26 |
| BR6912375D0 (pt) | 1973-01-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |