NL57674C - - Google Patents
Info
- Publication number
- NL57674C NL57674C NL57674DA NL57674C NL 57674 C NL57674 C NL 57674C NL 57674D A NL57674D A NL 57674DA NL 57674 C NL57674 C NL 57674C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F9/00—Magnetic amplifiers
- H03F9/02—Magnetic amplifiers current-controlled, i.e. the load current flowing in both directions through a main coil
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B11/00—Automatic controllers
- G05B11/01—Automatic controllers electric
- G05B11/012—Automatic controllers electric details of the transmission means
- G05B11/016—Automatic controllers electric details of the transmission means using inductance means
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Coils Or Transformers For Communication (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2257031X | 1938-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL57674C true NL57674C (en:Method) |
Family
ID=7992650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL57674D NL57674C (en:Method) | 1938-08-19 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2257031A (en:Method) |
| NL (1) | NL57674C (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2518865A (en) * | 1939-07-08 | 1950-08-15 | Illinois Testing Laboratories | Saturable reactor controlling circuits |
| US2463254A (en) * | 1943-12-16 | 1949-03-01 | Gen Electric | Electroplating control system |
| US2633562A (en) * | 1949-10-29 | 1953-03-31 | Rocard Yves Andre | Voltage regulating device |
| US2812487A (en) * | 1953-12-30 | 1957-11-05 | Sperry Rand Corp | Servo system with magnetic rate-taking |
| US2812484A (en) * | 1954-08-02 | 1957-11-05 | Sperry Rand Corp | Systems for limiting the operation of electric servomotors |
-
0
- NL NL57674D patent/NL57674C/xx active
-
1939
- 1939-08-19 US US290968A patent/US2257031A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2257031A (en) | 1941-09-23 |