GB9401069D0 - An irrigation system - Google Patents
An irrigation systemInfo
- Publication number
- GB9401069D0 GB9401069D0 GB9401069A GB9401069A GB9401069D0 GB 9401069 D0 GB9401069 D0 GB 9401069D0 GB 9401069 A GB9401069 A GB 9401069A GB 9401069 A GB9401069 A GB 9401069A GB 9401069 D0 GB9401069 D0 GB 9401069D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- irrigation system
- irrigation
- 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D22/00—Control of humidity
- G05D22/02—Control of humidity characterised by the use of electric means
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Soil Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB939312895A GB9312895D0 (en) | 1993-06-22 | 1993-06-22 | An irrigation system |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9401069D0 true GB9401069D0 (en) | 1994-03-16 |
GB2281419A GB2281419A (en) | 1995-03-01 |
GB2281419B GB2281419B (en) | 1997-06-04 |
Family
ID=10737606
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB939312895A Pending GB9312895D0 (en) | 1993-06-22 | 1993-06-22 | An irrigation system |
GB9401069A Expired - Fee Related GB2281419B (en) | 1993-06-22 | 1994-01-20 | An irrigation system |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB939312895A Pending GB9312895D0 (en) | 1993-06-22 | 1993-06-22 | An irrigation system |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB9312895D0 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2735328B1 (en) * | 1995-06-15 | 1997-08-22 | Rain Bird Europ Sarl | PREPROGRAMMED AUTOMATIC WATERING PROCESS AND INSTALLATION THEREFOR |
ES2192989B1 (en) * | 2002-02-20 | 2005-02-16 | Enrique Vendrell Estruch | AUTOMATIC IRRIGATION DEVICE BY PROBE. |
CH699512A2 (en) | 2008-09-05 | 2010-03-15 | Plantcare Ag | Method and apparatus for automatic control of the irrigation plants. |
CN109521820A (en) * | 2018-11-23 | 2019-03-26 | 新泰市恒蔬无疆农业发展有限公司 | A kind of vegetables in greenhouse booth managing and control system and its control method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1487610A (en) * | 1974-01-22 | 1977-10-05 | Flowering Plants Ltd | Electronic irrigation controllers |
US4197866A (en) * | 1977-09-19 | 1980-04-15 | Neal Jerry D | Soil moisture sampler and controller |
GB2052106B (en) * | 1979-05-09 | 1983-04-07 | Fenlow Irrigation Ltd | Soil irrigation controlle |
GB2132767B (en) * | 1982-10-02 | 1987-01-28 | Dr Mahmood Salehi | Monitoring the property of a medium |
US4892113A (en) * | 1986-02-03 | 1990-01-09 | Spectrum 2000, Inc. | Moisture monitor and control system |
US5148985A (en) * | 1990-01-11 | 1992-09-22 | The Toro Company | Irrigation control apparatus responsive to soil moisture |
US5207380A (en) * | 1992-02-26 | 1993-05-04 | Frank Harryman | Irrigation control system |
-
1993
- 1993-06-22 GB GB939312895A patent/GB9312895D0/en active Pending
-
1994
- 1994-01-20 GB GB9401069A patent/GB2281419B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2281419B (en) | 1997-06-04 |
GB9312895D0 (en) | 1993-08-04 |
GB2281419A (en) | 1995-03-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20020120 |