NL76608C - - Google Patents
Info
- Publication number
- NL76608C NL76608C NL76608DA NL76608C NL 76608 C NL76608 C NL 76608C NL 76608D A NL76608D A NL 76608DA NL 76608 C NL76608 C NL 76608C
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
- G01R17/02—Arrangements in which the value to be measured is automatically compared with a reference value
- G01R17/04—Arrangements in which the value to be measured is automatically compared with a reference value in which the reference value is continuously or periodically swept over the range of values to be measured
-
- 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
- G01R19/10—Measuring sum, difference or ratio
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2603689X | 1948-05-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL76608C true NL76608C (hr) |
Family
ID=10911362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL76608D NL76608C (hr) | 1948-05-03 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2603689A (hr) |
| NL (1) | NL76608C (hr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2765219A (en) * | 1952-04-08 | 1956-10-02 | Sun Oil Co | Apparatus for measuring and controlling alkalinity of non-aqueous liquids |
| US2970762A (en) * | 1953-02-02 | 1961-02-07 | Standard Coil Prod Co Inc | Interpolating device |
| US2988694A (en) * | 1956-08-06 | 1961-06-13 | Ohio Commw Eng Co | Automatic fault locator |
| US3046455A (en) * | 1958-12-09 | 1962-07-24 | Harold B Nelson | Voltage monitor |
| CA642851A (en) * | 1959-01-15 | 1962-06-12 | F. Karlicek Robert | Voltage unbalance detector apparatus |
| US2991372A (en) * | 1960-02-08 | 1961-07-04 | Westinghouse Air Brake Co | Voltage signal comparison means with storage means |
| US3141969A (en) * | 1960-05-03 | 1964-07-21 | Curtiss Wright Corp | Method of and apparatus for performing computations |
| US3249849A (en) * | 1961-06-22 | 1966-05-03 | Lagasse Jean | Regulation systems |
| US5490045A (en) * | 1994-09-29 | 1996-02-06 | Elgin Molded Plastics, Inc. | Barrier light with lens-coupled, self-orienting limited field light source |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1602882A (en) * | 1922-09-23 | 1926-10-12 | Westinghouse Electric & Mfg Co | Measuring instrument |
| US2285482A (en) * | 1939-02-24 | 1942-06-09 | Leeds & Northrup Co | Method of and apparatus for measuring |
| US2485730A (en) * | 1944-08-14 | 1949-10-25 | Cons Vultee Aircraft Corp | Recording apparatus for telemetric systems |
| US2504996A (en) * | 1945-08-22 | 1950-04-25 | Macdonald Waldron Shapleigh | Electromotive device |
| US2466079A (en) * | 1945-10-03 | 1949-04-05 | William J Brunt | Fault locator coil |
| US2480063A (en) * | 1945-10-06 | 1949-08-23 | Mallory & Co Inc P R | Cell testing circuit |
-
0
- NL NL76608D patent/NL76608C/xx active
-
1949
- 1949-04-16 US US87972A patent/US2603689A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2603689A (en) | 1952-07-15 |