NO135156C - - Google Patents
Info
- Publication number
- NO135156C NO135156C NO4424/73A NO442473A NO135156C NO 135156 C NO135156 C NO 135156C NO 4424/73 A NO4424/73 A NO 4424/73A NO 442473 A NO442473 A NO 442473A NO 135156 C NO135156 C NO 135156C
- Authority
- NO
- Norway
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
- G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
- H03F3/387—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Transformers For Measuring Instruments (AREA)
- Branching, Merging, And Special Transfer Between Conveyors (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2256881A DE2256881C2 (de) | 1972-11-20 | 1972-11-20 | Gleichstromwandler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO135156B NO135156B (xx) | 1976-11-08 |
| NO135156C true NO135156C (xx) | 1977-02-16 |
Family
ID=5862244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO4424/73A NO135156C (xx) | 1972-11-20 | 1973-11-19 |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US3854091A (xx) |
| JP (1) | JPS4982928A (xx) |
| AT (1) | AT324501B (xx) |
| BE (1) | BE806976A (xx) |
| CA (1) | CA1021431A (xx) |
| CH (1) | CH564231A5 (xx) |
| DD (1) | DD107995A5 (xx) |
| DE (1) | DE2256881C2 (xx) |
| DK (1) | DK137359C (xx) |
| FR (1) | FR2207384A1 (xx) |
| GB (1) | GB1442199A (xx) |
| IT (1) | IT996988B (xx) |
| NL (1) | NL7315879A (xx) |
| NO (1) | NO135156C (xx) |
| SE (1) | SE385513B (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4439822A (en) * | 1982-03-26 | 1984-03-27 | California Institute Of Technology | Method and apparatus for detecting and preventing impending magnetic saturation in magnetic materials |
| US4506230A (en) * | 1983-11-07 | 1985-03-19 | Acrotechnology Corporation | Isolation circuit |
| CN100365419C (zh) * | 2006-01-17 | 2008-01-30 | 王清波 | 直流电流非接触测量方法 |
| DE102006020086A1 (de) * | 2006-04-25 | 2007-10-31 | Siemens Ag | Verfahren und Vorrichtung zur Prüfung von Stromwandlern mittels Hochstromimpuls |
| US20140016357A1 (en) * | 2012-07-12 | 2014-01-16 | Yen-Wei Hsu | Power Regenerator |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2703388A (en) * | 1950-05-16 | 1955-03-01 | Automatic Elect Lab | Magnetic cross valve circuits |
| US2623205A (en) * | 1950-05-19 | 1952-12-23 | Automatic Elect Lab | Voltage regulating system |
| US2870416A (en) * | 1953-03-26 | 1959-01-20 | Honeywell Regulator Co | Magnetic modulator |
| US2832052A (en) * | 1955-02-17 | 1958-04-22 | Honeywell Regulator Co | Magnetic product modulator |
| US2815499A (en) * | 1956-02-23 | 1957-12-03 | Gen Electric | Magnetic field detector |
| US3483476A (en) * | 1966-09-19 | 1969-12-09 | Fischer & Porter Co | Millivolt-to-current converter |
| US3503261A (en) * | 1967-11-01 | 1970-03-31 | Fischer & Porter Co | Resistance to current converter |
| US3581184A (en) * | 1969-05-19 | 1971-05-25 | Honeywell Inc | Isolator for dc signal transmitter |
-
1972
- 1972-11-20 DE DE2256881A patent/DE2256881C2/de not_active Expired
-
1973
- 1973-10-24 AT AT902973A patent/AT324501B/de not_active IP Right Cessation
- 1973-10-31 CH CH1530373A patent/CH564231A5/xx not_active IP Right Cessation
- 1973-11-06 DK DK598273A patent/DK137359C/da active
- 1973-11-06 BE BE137458A patent/BE806976A/xx unknown
- 1973-11-15 US US00416180A patent/US3854091A/en not_active Expired - Lifetime
- 1973-11-16 DD DD174707A patent/DD107995A5/xx unknown
- 1973-11-16 FR FR7340886A patent/FR2207384A1/fr not_active Withdrawn
- 1973-11-19 NO NO4424/73A patent/NO135156C/no unknown
- 1973-11-19 SE SE7315625A patent/SE385513B/xx unknown
- 1973-11-19 CA CA186,099A patent/CA1021431A/en not_active Expired
- 1973-11-19 IT IT70394/73A patent/IT996988B/it active
- 1973-11-20 NL NL7315879A patent/NL7315879A/xx not_active Application Discontinuation
- 1973-11-20 GB GB5386473A patent/GB1442199A/en not_active Expired
- 1973-11-20 JP JP48130650A patent/JPS4982928A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NO135156B (xx) | 1976-11-08 |
| CA1021431A (en) | 1977-11-22 |
| SE385513B (sv) | 1976-07-05 |
| DE2256881C2 (de) | 1974-07-18 |
| DK137359C (da) | 1978-07-24 |
| GB1442199A (en) | 1976-07-07 |
| AT324501B (de) | 1975-09-10 |
| JPS4982928A (xx) | 1974-08-09 |
| US3854091A (en) | 1974-12-10 |
| DK137359B (da) | 1978-02-20 |
| FR2207384A1 (xx) | 1974-06-14 |
| DE2256881A1 (xx) | 1973-12-20 |
| DE2256881B1 (de) | 1973-12-20 |
| BE806976A (fr) | 1974-03-01 |
| DD107995A5 (xx) | 1974-08-20 |
| NL7315879A (xx) | 1974-05-22 |
| CH564231A5 (xx) | 1975-07-15 |
| IT996988B (it) | 1975-12-10 |