DD117140A1 - - Google Patents
Info
- Publication number
- DD117140A1 DD117140A1 DD18329474A DD18329474A DD117140A1 DD 117140 A1 DD117140 A1 DD 117140A1 DD 18329474 A DD18329474 A DD 18329474A DD 18329474 A DD18329474 A DD 18329474A DD 117140 A1 DD117140 A1 DD 117140A1
- Authority
- DD
- German Democratic Republic
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
- H01H33/6646—Contacts; Arc-extinguishing means, e.g. arcing rings having non flat disc-like contact surface
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD18329474A DD117140A1 (en:Method) | 1974-12-20 | 1974-12-20 | |
| DE19752546376 DE2546376A1 (de) | 1974-12-20 | 1975-10-16 | Kontakt fuer vakuumschalter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD18329474A DD117140A1 (en:Method) | 1974-12-20 | 1974-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD117140A1 true DD117140A1 (en:Method) | 1975-12-20 |
Family
ID=5498604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD18329474A DD117140A1 (en:Method) | 1974-12-20 | 1974-12-20 |
Country Status (2)
| Country | Link |
|---|---|
| DD (1) | DD117140A1 (en:Method) |
| DE (1) | DE2546376A1 (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3063033D1 (en) * | 1979-03-30 | 1983-06-16 | Siemens Ag | Contact arrangement for vacuum switches and process for their manufacture |
| DE3150973A1 (de) * | 1981-12-23 | 1983-06-30 | Calor-Emag Elektrizitäts-Aktiengesellschaft, 4030 Ratingen | Vakuum-leistungsschalter |
| DE3302201A1 (de) * | 1983-01-24 | 1984-07-26 | Siemens AG, 1000 Berlin und 8000 München | Kontaktanordnung fuer vakuumschalter |
| US4717797A (en) * | 1984-12-18 | 1988-01-05 | Siemens Aktiengesellschaft | Contact arrangement for a vacuum switching tube |
| DE4447391C1 (de) * | 1994-12-23 | 1996-06-05 | Siemens Ag | Vakuumschalter |
-
1974
- 1974-12-20 DD DD18329474A patent/DD117140A1/xx unknown
-
1975
- 1975-10-16 DE DE19752546376 patent/DE2546376A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2546376A1 (de) | 1976-06-24 |