BE568804A - - Google Patents
Info
- Publication number
- BE568804A BE568804A BE568804DA BE568804A BE 568804 A BE568804 A BE 568804A BE 568804D A BE568804D A BE 568804DA BE 568804 A BE568804 A BE 568804A
- Authority
- BE
- Belgium
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
- H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/08—Cooling, heating or ventilating arrangements
- H01C1/082—Cooling, heating or ventilating arrangements using forced fluid flow
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
- H01H2009/526—Cooling of switch parts of the high voltage switches
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Motor Or Generator Cooling System (AREA)
- Transformer Cooling (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1957L0027975 DE1048339B (fi) | 1957-06-25 | 1957-06-25 | |
| DE360720X | 1957-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE568804A true BE568804A (fi) | 1960-12-02 |
Family
ID=31979305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE568804D BE568804A (fi) | 1957-06-25 | 1958-06-21 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE568804A (fi) |
| CH (1) | CH360720A (fi) |
| FR (1) | FR1212756A (fi) |
| GB (1) | GB871600A (fi) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3214572A (en) * | 1962-06-22 | 1965-10-26 | Rca Corp | Electrical heater |
| US3265865A (en) * | 1963-10-09 | 1966-08-09 | Armstrong Cork Co | Electrical duct heater |
| US4840225A (en) * | 1987-04-10 | 1989-06-20 | Digital Equipment Corporation | Heat exchange element and enclosure incorporating same |
| US4860824A (en) * | 1987-04-10 | 1989-08-29 | Digital Equipment Corporation | Heat exchange element |
| CN108987152B (zh) * | 2018-07-31 | 2020-10-27 | 平高集团威海高压电器有限公司 | 一种灭弧室和断路器 |
-
1958
- 1958-06-10 CH CH360720D patent/CH360720A/de unknown
- 1958-06-19 GB GB1970758A patent/GB871600A/en not_active Expired
- 1958-06-21 BE BE568804D patent/BE568804A/xx unknown
- 1958-06-23 FR FR1212756D patent/FR1212756A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH360720A (de) | 1962-03-15 |
| GB871600A (fi) | 1961-06-28 |
| FR1212756A (fr) | 1960-03-25 |