NL217318A - - Google Patents
Info
- Publication number
- NL217318A NL217318A NL217318DA NL217318A NL 217318 A NL217318 A NL 217318A NL 217318D A NL217318D A NL 217318DA NL 217318 A NL217318 A NL 217318A
- Authority
- NL
- Netherlands
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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/668—Means for obtaining or monitoring the vacuum
- H01H33/6683—Means for obtaining or monitoring the vacuum by gettering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
- H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
- H01J41/18—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes
- H01J41/20—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes using gettering substances
-
- 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
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/18—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES50702A DE1020081B (de) | 1956-09-29 | 1956-09-29 | Vakuumschalter mit eingebauter Sorptionspumpe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL217318A true NL217318A (fr) |
Family
ID=7487915
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL217318D NL217318A (fr) | 1956-09-29 | ||
| NL106773D NL106773C (fr) | 1956-09-29 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL106773D NL106773C (fr) | 1956-09-29 |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH351658A (fr) |
| DE (1) | DE1020081B (fr) |
| FR (1) | FR1177546A (fr) |
| GB (1) | GB833386A (fr) |
| NL (2) | NL106773C (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3247347A (en) * | 1962-02-12 | 1966-04-19 | Jennings Radio Mfg Corp | Cable-supported remotely actuable relay |
| JPS5676131A (en) * | 1979-11-26 | 1981-06-23 | Meidensha Electric Mfg Co Ltd | Vacuum breaker |
| DE3169796D1 (en) * | 1980-05-23 | 1985-05-15 | Meidensha Electric Mfg Co Ltd | Vacuum-housed circuit interrupter |
| JP3930208B2 (ja) * | 1999-10-07 | 2007-06-13 | 株式会社日立製作所 | 真空絶縁開閉装置 |
| EP1760744A1 (fr) * | 2005-09-02 | 2007-03-07 | Abb Research Ltd. | Disjoncteur à vide à arc mouvant par action d'un aimant permanent |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE540990C (de) * | 1926-05-05 | 1932-01-06 | Radio Roehren Lab Dr Nickel G | Verfahren zum Absorbieren ueberschuessiger Gase in Gluehkathodenroehren |
| US1814851A (en) * | 1928-03-23 | 1931-07-14 | Gen Electric | Circuit controlling apparatus |
-
0
- NL NL217318D patent/NL217318A/xx unknown
- NL NL106773D patent/NL106773C/xx active
-
1956
- 1956-09-29 DE DES50702A patent/DE1020081B/de active Pending
-
1957
- 1957-06-25 FR FR1177546D patent/FR1177546A/fr not_active Expired
- 1957-09-12 GB GB2877857A patent/GB833386A/en not_active Expired
- 1957-09-24 CH CH351658D patent/CH351658A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB833386A (en) | 1960-04-21 |
| FR1177546A (fr) | 1959-04-27 |
| DE1020081B (de) | 1957-11-28 |
| NL106773C (fr) | |
| CH351658A (de) | 1961-01-31 |