ZA812465B - Flow control valve - Google Patents
Flow control valveInfo
- Publication number
- ZA812465B ZA812465B ZA00812465A ZA812465A ZA812465B ZA 812465 B ZA812465 B ZA 812465B ZA 00812465 A ZA00812465 A ZA 00812465A ZA 812465 A ZA812465 A ZA 812465A ZA 812465 B ZA812465 B ZA 812465B
- Authority
- ZA
- South Africa
- Prior art keywords
- control valve
- flow control
- flow
- valve
- control
- Prior art date
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
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
- A01G25/023—Dispensing fittings for drip irrigation, e.g. drippers
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/01—Control of flow without auxiliary power
- G05D7/0106—Control of flow without auxiliary power the sensing element being a flexible member, e.g. bellows, diaphragm, capsule
- G05D7/012—Control of flow without auxiliary power the sensing element being a flexible member, e.g. bellows, diaphragm, capsule the sensing element being deformable and acting as a valve
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)
- Nozzles (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8012214 | 1980-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA812465B true ZA812465B (en) | 1982-04-28 |
Family
ID=10512769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00812465A ZA812465B (en) | 1980-04-14 | 1981-04-14 | Flow control valve |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0038219A1 (xx) |
| JP (1) | JPS5718869A (xx) |
| AU (1) | AU6950281A (xx) |
| CA (1) | CA1177724A (xx) |
| ES (1) | ES8301672A1 (xx) |
| IL (1) | IL62643A (xx) |
| ZA (1) | ZA812465B (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5884270A (ja) * | 1981-11-14 | 1983-05-20 | Matsushita Electric Works Ltd | 排気弁 |
| CN109220720B (zh) * | 2018-10-12 | 2020-09-01 | 宁夏雨润农业节水灌溉制造有限公司 | 一种内镶圆柱型流道稳压节流滴灌管 |
| CN114146832B (zh) * | 2021-11-23 | 2023-02-17 | 江苏大学 | 一种微灌系统压力自控式灌水施药喷头 |
| CN114183565A (zh) * | 2021-12-11 | 2022-03-15 | 周能为 | 农田灌溉进排水一体阀 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2777464A (en) * | 1951-03-07 | 1957-01-15 | Detroit Controls Corp | Flow control devices |
| USRE29022E (en) * | 1972-04-19 | 1976-11-02 | Self-flushing irrigation valve | |
| US4008853A (en) * | 1975-10-31 | 1977-02-22 | Vernay Laboratories, Inc. | Pressure responsive self-purging emitter |
| US4134550A (en) * | 1977-05-31 | 1979-01-16 | Bright Sr Elvin M | Liquid flow control device |
| GB2018113B (en) * | 1978-04-07 | 1982-06-16 | Sub Terrain Irrigation | Irrigation emitter |
| US4230149A (en) * | 1978-05-22 | 1980-10-28 | Eaton Corporation | Fluid flow regulating valve and system |
-
1981
- 1981-04-14 ES ES501964A patent/ES8301672A1/es not_active Expired
- 1981-04-14 EP EP81301655A patent/EP0038219A1/en not_active Withdrawn
- 1981-04-14 CA CA000375399A patent/CA1177724A/en not_active Expired
- 1981-04-14 JP JP5620181A patent/JPS5718869A/ja active Pending
- 1981-04-14 IL IL62643A patent/IL62643A/xx unknown
- 1981-04-14 AU AU69502/81A patent/AU6950281A/en not_active Abandoned
- 1981-04-14 ZA ZA00812465A patent/ZA812465B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL62643A (en) | 1987-10-30 |
| CA1177724A (en) | 1984-11-13 |
| JPS5718869A (en) | 1982-01-30 |
| IL62643A0 (en) | 1981-06-29 |
| ES501964A0 (es) | 1982-12-16 |
| AU6950281A (en) | 1981-10-22 |
| EP0038219A1 (en) | 1981-10-21 |
| ES8301672A1 (es) | 1982-12-16 |
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