DD108407A1 - - Google Patents
Info
- Publication number
- DD108407A1 DD108407A1 DD17550473A DD17550473A DD108407A1 DD 108407 A1 DD108407 A1 DD 108407A1 DD 17550473 A DD17550473 A DD 17550473A DD 17550473 A DD17550473 A DD 17550473A DD 108407 A1 DD108407 A1 DD 108407A1
- 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
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD17550473A DD108407A1 (it) | 1973-12-20 | 1973-12-20 | |
| GB3648074A GB1458600A (en) | 1973-12-20 | 1974-08-19 | Vacuum switch for low-tension contactors |
| DE19742452075 DE2452075A1 (de) | 1973-12-20 | 1974-11-02 | Vakuumschaltkammer fuer niederspannungsschuetze |
| SU7402081168A SU570120A1 (ru) | 1973-12-20 | 1974-12-03 | Вакуумный выключатель |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD17550473A DD108407A1 (it) | 1973-12-20 | 1973-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD108407A1 true DD108407A1 (it) | 1974-09-12 |
Family
ID=5493990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD17550473A DD108407A1 (it) | 1973-12-20 | 1973-12-20 |
Country Status (4)
| Country | Link |
|---|---|
| DD (1) | DD108407A1 (it) |
| DE (1) | DE2452075A1 (it) |
| GB (1) | GB1458600A (it) |
| SU (1) | SU570120A1 (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0024000A1 (de) * | 1979-08-09 | 1981-02-18 | Siemens Aktiengesellschaft | Niederspannungsschütz mit dreiphasigem Kontaktsatz |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4426560A (en) * | 1980-11-13 | 1984-01-17 | Westinghouse Electric Corp. | Reduced pressure electrical switch |
| GB0225088D0 (en) * | 2002-10-29 | 2002-12-04 | Univ Liverpool | circuit breaker |
-
1973
- 1973-12-20 DD DD17550473A patent/DD108407A1/xx unknown
-
1974
- 1974-08-19 GB GB3648074A patent/GB1458600A/en not_active Expired
- 1974-11-02 DE DE19742452075 patent/DE2452075A1/de not_active Ceased
- 1974-12-03 SU SU7402081168A patent/SU570120A1/ru active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0024000A1 (de) * | 1979-08-09 | 1981-02-18 | Siemens Aktiengesellschaft | Niederspannungsschütz mit dreiphasigem Kontaktsatz |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2452075A1 (de) | 1975-07-03 |
| SU570120A1 (ru) | 1977-08-25 |
| GB1458600A (en) | 1976-12-15 |