JPS311274B1 - - Google Patents
Info
- Publication number
- JPS311274B1 JPS311274B1 JP400255A JP400255A JPS311274B1 JP S311274 B1 JPS311274 B1 JP S311274B1 JP 400255 A JP400255 A JP 400255A JP 400255 A JP400255 A JP 400255A JP S311274 B1 JPS311274 B1 JP S311274B1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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
- H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
- H01H9/443—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using permanent magnets
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US408667A US2875301A (en) | 1954-02-08 | 1954-02-08 | Circuit interrupter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS311274B1 true JPS311274B1 (it) | 1956-02-24 |
Family
ID=23617234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP400255A Pending JPS311274B1 (it) | 1954-02-08 | 1955-02-01 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2875301A (it) |
| JP (1) | JPS311274B1 (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2344365C3 (de) * | 1973-09-03 | 1983-06-01 | Elmeg Elektro-Mechanik Gmbh, 3150 Peine | Elektromagnetisches Relais mit Lichtbogenblasung |
| US4258345A (en) * | 1979-01-29 | 1981-03-24 | Westinghouse Electric Corp. | Circuit interrupter with magnetic arc stretcher |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2101665A (en) * | 1935-11-19 | 1937-12-07 | Gen Electric | Synchronous motor |
| US2337949A (en) * | 1942-05-29 | 1943-12-28 | Gen Electric | Circuit breaker |
| NL77645C (it) * | 1947-03-13 | |||
| US2629035A (en) * | 1948-02-12 | 1953-02-17 | Post Glover Electric Company | Magnetic blowout construction and shield |
-
1954
- 1954-02-08 US US408667A patent/US2875301A/en not_active Expired - Lifetime
-
1955
- 1955-02-01 JP JP400255A patent/JPS311274B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US2875301A (en) | 1959-02-24 |