NL219245A - - Google Patents
Info
- Publication number
- NL219245A NL219245A NL219245DA NL219245A NL 219245 A NL219245 A NL 219245A NL 219245D A NL219245D A NL 219245DA NL 219245 A NL219245 A NL 219245A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/121—Control of position or direction using feedback using synchromachines (selsyns)
- G05D3/122—Control of position or direction using feedback using synchromachines (selsyns) without modulation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/22—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating trigonometric functions; for conversion of co-ordinates; for computations involving vector quantities
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Analysis (AREA)
- Algebra (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Automation & Control Theory (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Control Of Position Or Direction (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR719164 | 1956-07-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL219245A true NL219245A (xx) |
Family
ID=8703437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL219245D NL219245A (xx) | 1956-07-23 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3015446A (xx) |
| DE (1) | DE1128192B (xx) |
| FR (1) | FR1156983A (xx) |
| GB (1) | GB864776A (xx) |
| NL (1) | NL219245A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3465135A (en) * | 1963-08-02 | 1969-09-02 | Us Army | Computer for solving trigonometric equations |
| US3474241A (en) * | 1966-10-06 | 1969-10-21 | Jack Kuipers | Coordinate transformer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2404387A (en) * | 1941-05-01 | 1946-07-23 | Bell Telephone Labor Inc | Electrical computing system |
| US2922579A (en) * | 1956-04-13 | 1960-01-26 | David A Goldman | Electro-mechanical vector solver and resolver computer |
-
0
- NL NL219245D patent/NL219245A/xx unknown
-
1956
- 1956-07-23 FR FR1156983D patent/FR1156983A/fr not_active Expired
-
1957
- 1957-07-15 US US671908A patent/US3015446A/en not_active Expired - Lifetime
- 1957-07-16 GB GB22557/57A patent/GB864776A/en not_active Expired
- 1957-07-20 DE DES54428A patent/DE1128192B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB864776A (en) | 1961-04-06 |
| FR1156983A (fr) | 1958-05-23 |
| DE1128192B (de) | 1962-04-19 |
| US3015446A (en) | 1962-01-02 |