FI50751B - - Google Patents
Info
- Publication number
- FI50751B FI50751B FI2804/70A FI280470A FI50751B FI 50751 B FI50751 B FI 50751B FI 2804/70 A FI2804/70 A FI 2804/70A FI 280470 A FI280470 A FI 280470A FI 50751 B FI50751 B FI 50751B
- Authority
- FI
- Finland
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
- H01H33/92—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 liquid, e.g. oil
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Circuit Breakers (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI702804A FI50751C (fi) | 1970-10-16 | 1970-10-16 | Sähköinen vähäöljykatkaisija. |
| SE7113062A SE380386B (sv) | 1970-10-16 | 1971-10-14 | Elektrisk oljeminimumbrytare |
| DE19712151287 DE2151287A1 (de) | 1970-10-16 | 1971-10-14 | Elektrischer oelarmer Leistungsschalter |
| CA125,307A CA943170A (en) | 1970-10-16 | 1971-10-15 | Electrical small volume oil circuit breaker |
| ZA716962A ZA716962B (en) | 1970-10-16 | 1971-10-18 | Electrical small volume oil circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI702804A FI50751C (fi) | 1970-10-16 | 1970-10-16 | Sähköinen vähäöljykatkaisija. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI50751B true FI50751B (pm) | 1976-03-01 |
| FI50751C FI50751C (fi) | 1976-06-10 |
Family
ID=8507602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI702804A FI50751C (fi) | 1970-10-16 | 1970-10-16 | Sähköinen vähäöljykatkaisija. |
Country Status (5)
| Country | Link |
|---|---|
| CA (1) | CA943170A (pm) |
| DE (1) | DE2151287A1 (pm) |
| FI (1) | FI50751C (pm) |
| SE (1) | SE380386B (pm) |
| ZA (1) | ZA716962B (pm) |
-
1970
- 1970-10-16 FI FI702804A patent/FI50751C/fi active
-
1971
- 1971-10-14 DE DE19712151287 patent/DE2151287A1/de active Pending
- 1971-10-14 SE SE7113062A patent/SE380386B/xx unknown
- 1971-10-15 CA CA125,307A patent/CA943170A/en not_active Expired
- 1971-10-18 ZA ZA716962A patent/ZA716962B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE380386B (sv) | 1975-11-03 |
| FI50751C (fi) | 1976-06-10 |
| DE2151287A1 (de) | 1972-04-20 |
| CA943170A (en) | 1974-03-05 |
| ZA716962B (en) | 1972-07-26 |