JPS5247135B2 - - Google Patents
Info
- Publication number
- JPS5247135B2 JPS5247135B2 JP46006553A JP655371A JPS5247135B2 JP S5247135 B2 JPS5247135 B2 JP S5247135B2 JP 46006553 A JP46006553 A JP 46006553A JP 655371 A JP655371 A JP 655371A JP S5247135 B2 JPS5247135 B2 JP S5247135B2
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/44—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to the rate of change of electrical quantities
- H02H3/445—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to the rate of change of electrical quantities of DC quantities
-
- 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
- H02H7/003—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 for electrostatic apparatus
Landscapes
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1162970A | 1970-02-16 | 1970-02-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS46001273A JPS46001273A (enExample) | 1971-09-17 |
| JPS5247135B2 true JPS5247135B2 (enExample) | 1977-11-30 |
Family
ID=21751290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP46006553A Expired JPS5247135B2 (enExample) | 1970-02-16 | 1971-02-16 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3576469A (enExample) |
| JP (1) | JPS5247135B2 (enExample) |
| BE (1) | BE762954A (enExample) |
| CA (1) | CA925201A (enExample) |
| DE (1) | DE2107300A1 (enExample) |
| FR (1) | FR2080534B1 (enExample) |
| GB (1) | GB1292234A (enExample) |
| NL (1) | NL7101770A (enExample) |
| SE (1) | SE360225B (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5793590A (en) * | 1997-06-18 | 1998-08-11 | Norscan Instruments, Ltd. | Coaxial cable protection device |
| US6697239B2 (en) | 2002-05-31 | 2004-02-24 | John Mezzalingua Associates, Inc. | Ground fault circuit interrupter for coaxial drop cable and method of operation |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR723246A (fr) * | 1931-09-23 | 1932-04-05 | Cfcmug | Dispositif de couplage par capacité entre les réseaux de transport d'énergie et les dispositifs émetteurs et récepteurs de télécommande et de télécommunication |
| GB418267A (en) * | 1932-12-07 | 1934-10-22 | British Thomson Houston Co Ltd | Improvements in and relating to means for introducing into distribution systems frequencies differing from that of the system |
| US2623608A (en) * | 1950-06-19 | 1952-12-30 | Research Corp | System for energizing electrical precipitators |
| DE954808C (de) * | 1951-02-03 | 1956-12-20 | Siemens Ag | Schutzeinrichtung gegen Lichtbogenueberschlaege fuer Anlagen zum elektrostatischen Niederschlagen von Schwebeteilchen |
| FR1411659A (fr) * | 1961-01-30 | 1965-09-24 | Harper J Ransburg Co | Installation de peinture électrostatique au pistolet |
| US3253189A (en) * | 1963-02-05 | 1966-05-24 | Electronic Energy Conversion C | Protective circuitry |
| US3287603A (en) * | 1963-10-23 | 1966-11-22 | Peter A Sosnoski | Ground fault protective circuitry |
| US3493815A (en) * | 1967-07-19 | 1970-02-03 | Gen Electric | Electric protective system |
-
1970
- 1970-02-16 US US11629A patent/US3576469A/en not_active Expired - Lifetime
-
1971
- 1971-01-26 CA CA103746A patent/CA925201A/en not_active Expired
- 1971-02-10 NL NL7101770A patent/NL7101770A/xx unknown
- 1971-02-15 BE BE762954A patent/BE762954A/xx unknown
- 1971-02-15 FR FR7105055A patent/FR2080534B1/fr not_active Expired
- 1971-02-15 SE SE01874/71A patent/SE360225B/xx unknown
- 1971-02-16 DE DE19712107300 patent/DE2107300A1/de active Pending
- 1971-02-16 JP JP46006553A patent/JPS5247135B2/ja not_active Expired
- 1971-04-19 GB GB20982/71A patent/GB1292234A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1292234A (en) | 1972-10-11 |
| BE762954A (fr) | 1971-07-16 |
| DE2107300A1 (de) | 1971-08-26 |
| US3576469A (en) | 1971-04-27 |
| SE360225B (enExample) | 1973-09-17 |
| FR2080534B1 (enExample) | 1974-04-26 |
| NL7101770A (enExample) | 1971-08-18 |
| FR2080534A1 (enExample) | 1971-11-19 |
| CA925201A (en) | 1973-04-24 |
| JPS46001273A (enExample) | 1971-09-17 |