CH578737A5 - - Google Patents
Info
- Publication number
- CH578737A5 CH578737A5 CH139275A CH139275A CH578737A5 CH 578737 A5 CH578737 A5 CH 578737A5 CH 139275 A CH139275 A CH 139275A CH 139275 A CH139275 A CH 139275A CH 578737 A5 CH578737 A5 CH 578737A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/22—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of ac into dc
-
- 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
- H02H7/10—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 converters; for rectifiers
- H02H7/12—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 converters; for rectifiers for static converters or rectifiers
- H02H7/125—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 converters; for rectifiers for static converters or rectifiers for rectifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Rectifiers (AREA)
- Ac-Ac Conversion (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7403873A SE380633B (sv) | 1974-03-22 | 1974-03-22 | Anordning for strommetning i stromriktare |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH578737A5 true CH578737A5 (US20020051482A1-20020502-M00057.png) | 1976-08-13 |
Family
ID=20320603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH139275A CH578737A5 (US20020051482A1-20020502-M00057.png) | 1974-03-22 | 1975-02-05 |
Country Status (8)
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2505074A (en) * | 1947-03-15 | 1950-04-25 | Rca Corp | Diversity receiver system |
| US2666848A (en) * | 1948-12-02 | 1954-01-19 | Erco Radio Lab Inc | Selective audio gate circuit |
| US2697814A (en) * | 1952-04-11 | 1954-12-21 | Richard H Grant | Testing apparatus |
| US3689801A (en) * | 1970-05-07 | 1972-09-05 | Westinghouse Electric Corp | Circuit breaker including improved current auctioneering circuit |
| JPS5091368A (US20020051482A1-20020502-M00057.png) * | 1973-12-12 | 1975-07-22 |
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1974
- 1974-03-22 SE SE7403873A patent/SE380633B/xx not_active IP Right Cessation
-
1975
- 1975-02-05 CH CH139275A patent/CH578737A5/xx not_active IP Right Cessation
- 1975-02-27 US US05/553,730 patent/US4013952A/en not_active Expired - Lifetime
- 1975-03-08 DE DE19752510266 patent/DE2510266B2/de not_active Ceased
- 1975-03-19 JP JP50033468A patent/JPS50129080A/ja active Pending
- 1975-03-21 GB GB11858/75A patent/GB1495762A/en not_active Expired
- 1975-03-21 FR FR7508897A patent/FR2275056A1/fr active Granted
- 1975-03-21 CA CA222,830A patent/CA1015403A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE7403873L (US20020051482A1-20020502-M00057.png) | 1975-09-23 |
| DE2510266B2 (de) | 1977-10-20 |
| FR2275056B1 (US20020051482A1-20020502-M00057.png) | 1981-08-28 |
| FR2275056A1 (fr) | 1976-01-09 |
| JPS50129080A (US20020051482A1-20020502-M00057.png) | 1975-10-11 |
| GB1495762A (en) | 1977-12-21 |
| SE380633B (sv) | 1975-11-10 |
| DE2510266A1 (de) | 1975-09-25 |
| US4013952A (en) | 1977-03-22 |
| CA1015403A (en) | 1977-08-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |