BE516113A - - Google Patents
Info
- Publication number
- BE516113A BE516113A BE516113DA BE516113A BE 516113 A BE516113 A BE 516113A BE 516113D A BE516113D A BE 516113DA BE 516113 A BE516113 A BE 516113A
- Authority
- BE
- Belgium
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
- G05D3/14—Control of position or direction using feedback using an analogue comparing device
- G05D3/1481—Control of position or direction using feedback using an analogue comparing device with discrete position sensor
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus therefor
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR945133X | 1951-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE516113A true BE516113A (ru) |
Family
ID=9472141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE516113D BE516113A (ru) | 1951-12-12 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE516113A (ru) |
| DE (1) | DE945133C (ru) |
| FR (1) | FR1065229A (ru) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3285086A (en) * | 1963-10-09 | 1966-11-15 | New York Air Brake Co | Reversing gear drive for a telemetric receiver |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB568400A (en) * | 1943-09-28 | 1945-04-03 | Standard Telephones Cables Ltd | Improvements in or relating to electric signalling systems |
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0
- BE BE516113D patent/BE516113A/xx unknown
-
1952
- 1952-02-05 FR FR1065229D patent/FR1065229A/fr not_active Expired
- 1952-12-11 DE DEL14141A patent/DE945133C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE945133C (de) | 1956-06-28 |
| FR1065229A (fr) | 1954-05-21 |