FI49890B - - Google Patents
Info
- Publication number
- FI49890B FI49890B FI742/74A FI74274A FI49890B FI 49890 B FI49890 B FI 49890B FI 742/74 A FI742/74 A FI 742/74A FI 74274 A FI74274 A FI 74274A FI 49890 B FI49890 B FI 49890B
- Authority
- FI
- Finland
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/46—Means for extinguishing or preventing arc between current-carrying parts using arcing horns
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI740742A FI49890C (en) | 1974-03-12 | 1974-03-12 | Electric cutting device. |
| DE19752508299 DE2508299A1 (en) | 1974-03-12 | 1975-02-26 | Contact assembly for switches - has auxiliary contact between stationary contact and moving contact for arc screening |
| SE7502706A SE7502706L (en) | 1974-03-12 | 1975-03-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI740742A FI49890C (en) | 1974-03-12 | 1974-03-12 | Electric cutting device. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI49890B true FI49890B (en) | 1975-06-30 |
| FI49890C FI49890C (en) | 1975-10-10 |
Family
ID=8504572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI740742A FI49890C (en) | 1974-03-12 | 1974-03-12 | Electric cutting device. |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2508299A1 (en) |
| FI (1) | FI49890C (en) |
| SE (1) | SE7502706L (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2422242A1 (en) * | 1978-04-07 | 1979-11-02 | Telemecanique Electrique | BLOW CHAMBER FOR ELECTRICAL CURRENT LIMITER |
| DE3280416T2 (en) * | 1981-05-20 | 1993-04-08 | Mitsubishi Electric Corp | POWER SWITCHING DEVICE. |
| KR880001427Y1 (en) * | 1981-08-13 | 1988-04-15 | 미쓰비시전기 주식회사 | Electromagnetic switchgear |
| WO1985002711A1 (en) * | 1983-12-07 | 1985-06-20 | Mitsubishi Denki Kabushiki Kaisha | Power switch |
| US4652707A (en) * | 1983-12-07 | 1987-03-24 | Mitsubishi Denki Kabushiki Kaisha | Power switch |
| US4560847A (en) * | 1984-06-22 | 1985-12-24 | Mitsubishi Denki Kabushiki Kaisha | Power switch |
| DE3446765A1 (en) * | 1984-12-21 | 1986-07-10 | Schupa Elektro GmbH + Co KG, 5885 Schalksmühle | CONTACT SYSTEM FOR LIMITING THE ARC LENGTH IN A FAULT CURRENT CIRCUIT BREAKER |
| FR2575589B1 (en) * | 1984-12-28 | 1987-02-06 | Telemecanique Electrique | ELECTRICAL SWITCH WITH SCREEN |
| SE457032B (en) * | 1987-03-25 | 1988-11-21 | Asea Ab | ELECTRICAL CONNECTOR |
| DE3824027A1 (en) * | 1988-07-15 | 1990-01-18 | Asea Brown Boveri | ELECTRICAL SWITCHGEAR |
-
1974
- 1974-03-12 FI FI740742A patent/FI49890C/en active
-
1975
- 1975-02-26 DE DE19752508299 patent/DE2508299A1/en active Pending
- 1975-03-11 SE SE7502706A patent/SE7502706L/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI49890C (en) | 1975-10-10 |
| DE2508299A1 (en) | 1975-09-25 |
| SE7502706L (en) | 1975-09-15 |