BE646994A - - Google Patents
Info
- Publication number
- BE646994A BE646994A BE646994A BE646994A BE646994A BE 646994 A BE646994 A BE 646994A BE 646994 A BE646994 A BE 646994A BE 646994 A BE646994 A BE 646994A BE 646994 A BE646994 A BE 646994A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/0203—Contacts characterised by the material thereof specially adapted for vacuum switches
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB15995/63A GB993737A (en) | 1963-04-23 | 1963-04-23 | Improvements relating to vacuum switch contacts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE646994A true BE646994A (en) | 1964-08-17 |
Family
ID=10069302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE646994A BE646994A (en) | 1963-04-23 | 1964-04-23 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3281563A (en) |
| BE (1) | BE646994A (en) |
| CH (1) | CH418436A (en) |
| DE (1) | DE1219561B (en) |
| GB (1) | GB993737A (en) |
| NL (1) | NL6404508A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1079013A (en) * | 1964-04-21 | 1967-08-09 | English Electric Co Ltd | Improvements in or relating to contacts and electrodes |
| US3381703A (en) * | 1965-04-07 | 1968-05-07 | Whittaker Corp | Self-adjusting valve seat |
| US3614361A (en) * | 1969-09-10 | 1971-10-19 | Allis Chalmers Mfg Co | Contact with low-cathode drop material insert |
| US3626124A (en) * | 1969-11-17 | 1971-12-07 | Peter A Denes | Arc and spark extinguishing contacts utilizing single domain magnetic particles |
| US3825789A (en) * | 1973-06-29 | 1974-07-23 | Gen Electric | Vacuum arc devices with hard, ductile, ferrous electrodes |
| US10872739B2 (en) * | 2019-05-24 | 2020-12-22 | Frank P Stacom | Methods and systems for DC current interrupter based on thermionic arc extinction via anode ion depletion |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE407725C (en) * | 1923-08-30 | 1925-01-02 | Franz Joseph Koch | Vacuum interrupter |
| US1633258A (en) * | 1925-10-08 | 1927-06-21 | Clemens A Laise | Refractory metal alloy of high density and high melting point and method of making the same |
| US2179960A (en) * | 1931-11-28 | 1939-11-14 | Schwarzkopf Paul | Agglomerated material in particular for electrical purposes and shaped bodies made therefrom |
| US2362007A (en) * | 1943-03-23 | 1944-11-07 | Mallory & Co Inc P R | Method of making sintered copper chromium metal composition |
| DE914146C (en) * | 1943-07-07 | 1954-06-28 | Siemens Ag | Vacuum switch |
| NL216321A (en) * | 1956-04-17 | |||
| DE1063247B (en) * | 1958-09-05 | 1959-08-13 | Siemens Ag | Vacuum switch, in which the vacuum is maintained automatically by sorption processes |
| US3014110A (en) * | 1959-10-29 | 1961-12-19 | Gen Electric | Alternating current vacuum circuit interrupter |
-
1963
- 1963-04-23 GB GB15995/63A patent/GB993737A/en not_active Expired
-
1964
- 1964-03-16 US US352080A patent/US3281563A/en not_active Expired - Lifetime
- 1964-04-09 CH CH449364A patent/CH418436A/en unknown
- 1964-04-21 DE DEA45814A patent/DE1219561B/en active Pending
- 1964-04-23 NL NL6404508A patent/NL6404508A/xx unknown
- 1964-04-23 BE BE646994A patent/BE646994A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6404508A (en) | 1964-10-26 |
| CH418436A (en) | 1966-08-15 |
| DE1219561B (en) | 1966-06-23 |
| GB993737A (en) | 1965-06-02 |
| US3281563A (en) | 1966-10-25 |