FR2281721A1 - Arroseur a mesure electronique numerique modulee - Google Patents
Arroseur a mesure electronique numerique moduleeInfo
- Publication number
- FR2281721A1 FR2281721A1 FR7428157A FR7428157A FR2281721A1 FR 2281721 A1 FR2281721 A1 FR 2281721A1 FR 7428157 A FR7428157 A FR 7428157A FR 7428157 A FR7428157 A FR 7428157A FR 2281721 A1 FR2281721 A1 FR 2281721A1
- Authority
- FR
- France
- Prior art keywords
- watering
- selectors
- valves
- relative humidity
- humidity sensors
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
- A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
-
- 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
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/048—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance for determining moisture content of the material
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Water Supply & Treatment (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Soil Sciences (AREA)
- Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7428157A FR2281721A1 (fr) | 1974-08-13 | 1974-08-13 | Arroseur a mesure electronique numerique modulee |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7428157A FR2281721A1 (fr) | 1974-08-13 | 1974-08-13 | Arroseur a mesure electronique numerique modulee |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2281721A1 true FR2281721A1 (fr) | 1976-03-12 |
FR2281721B3 FR2281721B3 (fr) | 1977-06-10 |
Family
ID=9142390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7428157A Granted FR2281721A1 (fr) | 1974-08-13 | 1974-08-13 | Arroseur a mesure electronique numerique modulee |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2281721A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0125116A2 (fr) * | 1983-05-03 | 1984-11-14 | K.I.T. (Medidot) Ltd | Méthode et appareil pour la mesure de l'humidité |
-
1974
- 1974-08-13 FR FR7428157A patent/FR2281721A1/fr active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0125116A2 (fr) * | 1983-05-03 | 1984-11-14 | K.I.T. (Medidot) Ltd | Méthode et appareil pour la mesure de l'humidité |
EP0125116A3 (fr) * | 1983-05-03 | 1988-01-13 | K.I.T. (Medidot) Ltd | Méthode et appareil pour la mesure de l'humidité |
Also Published As
Publication number | Publication date |
---|---|
FR2281721B3 (fr) | 1977-06-10 |
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