SE372369B - - Google Patents
Info
- Publication number
- SE372369B SE372369B SE1120472A SE1120472A SE372369B SE 372369 B SE372369 B SE 372369B SE 1120472 A SE1120472 A SE 1120472A SE 1120472 A SE1120472 A SE 1120472A SE 372369 B SE372369 B SE 372369B
- Authority
- SE
- Sweden
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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
- H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712144215 DE2144215C2 (de) | 1971-08-31 | Elektrischer Druckgasschalter | |
| DE19712144214 DE2144214B1 (de) | 1971-08-31 | 1971-08-31 | Elektrischer druckgasschalter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE372369B true SE372369B (enrdf_load_stackoverflow) | 1974-12-16 |
Family
ID=25761684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE1120472A SE372369B (enrdf_load_stackoverflow) | 1971-08-31 | 1972-08-30 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH537637A (enrdf_load_stackoverflow) |
| FR (1) | FR2150806B1 (enrdf_load_stackoverflow) |
| IT (1) | IT964259B (enrdf_load_stackoverflow) |
| SE (1) | SE372369B (enrdf_load_stackoverflow) |
-
1972
- 1972-06-09 CH CH856872A patent/CH537637A/de not_active IP Right Cessation
- 1972-08-18 FR FR7229700A patent/FR2150806B1/fr not_active Expired
- 1972-08-25 IT IT2850172A patent/IT964259B/it active
- 1972-08-30 SE SE1120472A patent/SE372369B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2150806A1 (enrdf_load_stackoverflow) | 1973-04-13 |
| CH537637A (de) | 1973-05-31 |
| FR2150806B1 (enrdf_load_stackoverflow) | 1976-03-12 |
| IT964259B (it) | 1974-01-21 |