FR2079323A1 - - Google Patents
Info
- Publication number
- FR2079323A1 FR2079323A1 FR7104090A FR7104090A FR2079323A1 FR 2079323 A1 FR2079323 A1 FR 2079323A1 FR 7104090 A FR7104090 A FR 7104090A FR 7104090 A FR7104090 A FR 7104090A FR 2079323 A1 FR2079323 A1 FR 2079323A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/10—Arrangements for measuring electric power or power factor by using square-law characteristics of circuit elements, e.g. diodes, to measure power absorbed by loads of known impedance
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Rectifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45010651A JPS5113432B1 (OSRAM) | 1970-02-09 | 1970-02-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2079323A1 true FR2079323A1 (OSRAM) | 1971-11-12 |
| FR2079323B1 FR2079323B1 (OSRAM) | 1975-01-17 |
Family
ID=11756111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7104090A Expired FR2079323B1 (OSRAM) | 1970-02-09 | 1971-02-08 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3710254A (OSRAM) |
| JP (1) | JPS5113432B1 (OSRAM) |
| CH (1) | CH528739A (OSRAM) |
| DE (1) | DE2105492C3 (OSRAM) |
| FR (1) | FR2079323B1 (OSRAM) |
| GB (1) | GB1330584A (OSRAM) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5529099Y2 (OSRAM) * | 1973-05-09 | 1980-07-11 | ||
| US3838340A (en) * | 1973-06-11 | 1974-09-24 | R Legatti | Direct reading wattmeter for measuring the true watts power consumption of an a.c. circuit |
| JPS5025569U (OSRAM) * | 1973-06-29 | 1975-03-24 | ||
| US3849727A (en) * | 1973-08-10 | 1974-11-19 | Canadian Patents Dev | Current comparator for power and energy measurements |
| US3875508A (en) * | 1973-09-07 | 1975-04-01 | Gen Electric | Metering electrical energy (kWh) in single phase systems |
| US4413230A (en) | 1978-07-11 | 1983-11-01 | Westinghouse Electric Corp. | Electric energy meter having a mutual inductance current transducer |
| JP2001103732A (ja) * | 1999-07-28 | 2001-04-13 | Yokogawa Electric Corp | 並列冗長電源システム及びこれに用いる出力電圧検出回路 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2879477A (en) * | 1956-01-03 | 1959-03-24 | Sanborn Company | Electric meter |
| US3036299A (en) * | 1959-09-10 | 1962-05-22 | Jones & Laughlin Steel Corp | Circuit for digitizing analog quantities |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2810107A (en) * | 1955-07-22 | 1957-10-15 | Ballantine Lab | Electrical measuring instrument |
| US2919408A (en) * | 1957-08-23 | 1959-12-29 | Harold J Brown | Electronic watthour meter |
-
1970
- 1970-02-09 JP JP45010651A patent/JPS5113432B1/ja active Pending
-
1971
- 1971-02-01 US US00111448A patent/US3710254A/en not_active Expired - Lifetime
- 1971-02-05 DE DE2105492A patent/DE2105492C3/de not_active Expired
- 1971-02-08 CH CH180971A patent/CH528739A/fr not_active IP Right Cessation
- 1971-02-08 FR FR7104090A patent/FR2079323B1/fr not_active Expired
- 1971-04-19 GB GB2119871A patent/GB1330584A/en not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2879477A (en) * | 1956-01-03 | 1959-03-24 | Sanborn Company | Electric meter |
| US3036299A (en) * | 1959-09-10 | 1962-05-22 | Jones & Laughlin Steel Corp | Circuit for digitizing analog quantities |
Non-Patent Citations (3)
| Title |
|---|
| (REVUE ALLEMANDE ELEKTROTECHNISCHE ZEIT-SCHRIFT"VOLUME 20 B NO 20,4 OCTOBRE 1968,PAGES 550-559, ARTICLE DE W.LUDER"MESSUMFORMER FUR ELEKTRISCHE LEISTUNG") * |
| ARTICLE DE W.LUDER"MESSUMFORMER FUR ELEKTRISCHE LEISTUNG") * |
| REVUE ALLEMANDE ELEKTROTECHNISCHE ZEIT-SCHRIFT"VOLUME 20 B NO 20,4 OCTOBRE 1968,PAGES 550-559, * |
Also Published As
| Publication number | Publication date |
|---|---|
| US3710254A (en) | 1973-01-09 |
| DE2105492A1 (de) | 1971-08-26 |
| JPS5113432B1 (OSRAM) | 1976-04-28 |
| GB1330584A (en) | 1973-09-19 |
| FR2079323B1 (OSRAM) | 1975-01-17 |
| DE2105492B2 (de) | 1977-11-03 |
| CH528739A (fr) | 1972-09-30 |
| DE2105492C3 (de) | 1978-06-15 |