DK142519C - ELECTRIC SWITCH WITH HYDRAULIC DRIVE MECHANISM - Google Patents
ELECTRIC SWITCH WITH HYDRAULIC DRIVE MECHANISMInfo
- Publication number
- DK142519C DK142519C DK532071A DK532071A DK142519C DK 142519 C DK142519 C DK 142519C DK 532071 A DK532071 A DK 532071A DK 532071 A DK532071 A DK 532071A DK 142519 C DK142519 C DK 142519C
- Authority
- DK
- Denmark
- Prior art keywords
- drive mechanism
- hydraulic drive
- electric switch
- switch
- hydraulic
- Prior art date
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
-
- 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
- H01H33/008—Pedestal mounted switch gear combinations
-
- 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
- H01H33/022—Details particular to three-phase circuit breakers
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19702064798 DE2064798B2 (en) | 1970-12-18 | 1970-12-18 | HYDRAULIC DRIVE FOR AN ELECTRIC SWITCH |
DE2064798 | 1970-12-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
DK142519B DK142519B (en) | 1980-11-10 |
DK142519C true DK142519C (en) | 1981-07-06 |
Family
ID=5792775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK532071A DK142519C (en) | 1970-12-18 | 1971-11-01 | ELECTRIC SWITCH WITH HYDRAULIC DRIVE MECHANISM |
Country Status (7)
Country | Link |
---|---|
US (1) | US3745280A (en) |
JP (1) | JPS5211421B1 (en) |
CH (1) | CH523590A (en) |
DE (1) | DE2064798B2 (en) |
DK (1) | DK142519C (en) |
NL (1) | NL7115537A (en) |
NO (1) | NO138820C (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2838219A1 (en) * | 1978-08-30 | 1980-03-13 | Siemens Ag | Hydraulic drive for HV power circuit breaker - has piston in cylinder operated by pressure medium controlled by piston-like valve |
DE3833484A1 (en) * | 1988-10-01 | 1990-04-05 | Asea Brown Boveri | Drive device for an electrical switching apparatus |
FR2663780B1 (en) * | 1990-06-26 | 1992-09-11 | Merlin Gerin | HIGH VOLTAGE CIRCUIT BREAKER WITH GAS INSULATION AND PNEUMATIC CONTROL MECHANISM. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE526782A (en) * | 1953-02-26 | |||
DE1004699B (en) * | 1955-09-21 | 1957-03-21 | Voigt & Haeffner Ag | Compressed air switch with multiple interruptions per pole |
DE1121166B (en) * | 1957-01-21 | 1962-01-04 | Licentia Gmbh | Compressed air control for electrical switches |
CH412058A (en) * | 1964-08-07 | 1966-04-30 | Oerlikon Maschf | Circuit breaker |
-
1970
- 1970-12-18 DE DE19702064798 patent/DE2064798B2/en active Granted
-
1971
- 1971-09-29 CH CH1414071A patent/CH523590A/en not_active IP Right Cessation
- 1971-11-01 DK DK532071A patent/DK142519C/en active
- 1971-11-08 NO NO4121/71A patent/NO138820C/en unknown
- 1971-11-11 NL NL7115537A patent/NL7115537A/xx not_active Application Discontinuation
- 1971-12-13 US US00207293A patent/US3745280A/en not_active Expired - Lifetime
- 1971-12-17 JP JP46102547A patent/JPS5211421B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
NO138820C (en) | 1978-11-15 |
DE2064798A1 (en) | 1972-06-29 |
JPS5211421B1 (en) | 1977-03-31 |
NL7115537A (en) | 1972-06-20 |
NO138820B (en) | 1978-08-07 |
US3745280A (en) | 1973-07-10 |
DE2064798B2 (en) | 1976-11-18 |
DK142519B (en) | 1980-11-10 |
CH523590A (en) | 1972-05-31 |
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