JPS311408B1 - - Google Patents
Info
- Publication number
- JPS311408B1 JPS311408B1 JP1340254A JP1340254A JPS311408B1 JP S311408 B1 JPS311408 B1 JP S311408B1 JP 1340254 A JP1340254 A JP 1340254A JP 1340254 A JP1340254 A JP 1340254A JP S311408 B1 JPS311408 B1 JP S311408B1
- 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
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US365153A US2806184A (en) | 1953-06-30 | 1953-06-30 | Carrier relaying apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS311408B1 true JPS311408B1 (fi) | 1958-02-28 |
Family
ID=65011690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1340254A Pending JPS311408B1 (fi) | 1953-06-30 | 1954-06-28 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2806184A (fi) |
| JP (1) | JPS311408B1 (fi) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3767978A (en) * | 1972-03-17 | 1973-10-23 | A Wernli | Voltage-isolating, keying arrangement for a power-line carrier system |
| FR2523779A1 (fr) * | 1982-03-22 | 1983-09-23 | Berdanos Guy | Dispositif isole de transmission binaire par ligne electrique |
| DE68904539T2 (de) * | 1988-11-28 | 1993-06-03 | Unilever Nv | Zahnreinigungsmittel, die aminoalkylsilikone enthalten. |
| US7843145B2 (en) * | 2006-01-13 | 2010-11-30 | Universal Lighting Technologies, Inc. | System and method for power line carrier communication using high frequency tone bursts |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB314778A (en) * | 1928-04-02 | 1929-07-02 | Reyrolle A & Co Ltd | Improvements in or relating to protective arrangements for sectionalised electric power circuits |
-
1953
- 1953-06-30 US US365153A patent/US2806184A/en not_active Expired - Lifetime
-
1954
- 1954-06-28 JP JP1340254A patent/JPS311408B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US2806184A (en) | 1957-09-10 |