FR2288261A1 - Dispositif gicleur auto-regule pour ecoulement goutte a goutte - Google Patents
Dispositif gicleur auto-regule pour ecoulement goutte a goutteInfo
- Publication number
- FR2288261A1 FR2288261A1 FR7439727A FR7439727A FR2288261A1 FR 2288261 A1 FR2288261 A1 FR 2288261A1 FR 7439727 A FR7439727 A FR 7439727A FR 7439727 A FR7439727 A FR 7439727A FR 2288261 A1 FR2288261 A1 FR 2288261A1
- Authority
- FR
- France
- Prior art keywords
- float
- control valve
- fluid control
- increased pressure
- pressure reduces
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- G05D7/0146—Control of flow without auxiliary power the in-line sensing element being a piston or float without flexible member or spring
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K21/00—Fluid-delivery valves, e.g. self-closing valves
- F16K21/02—Fluid-delivery valves, e.g. self-closing valves providing a continuous small flow
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Soil Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Safety Valves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7439727A FR2288261A1 (fr) | 1974-10-14 | 1974-10-14 | Dispositif gicleur auto-regule pour ecoulement goutte a goutte |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7439727A FR2288261A1 (fr) | 1974-10-14 | 1974-10-14 | Dispositif gicleur auto-regule pour ecoulement goutte a goutte |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2288261A1 true FR2288261A1 (fr) | 1976-05-14 |
Family
ID=9145558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7439727A Withdrawn FR2288261A1 (fr) | 1974-10-14 | 1974-10-14 | Dispositif gicleur auto-regule pour ecoulement goutte a goutte |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2288261A1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1031899A2 (fr) * | 1999-02-25 | 2000-08-30 | Dana Corporation | Soupape avec taux de débit variable |
CN105532372A (zh) * | 2016-01-12 | 2016-05-04 | 庄文贤 | 压力补偿滴头 |
-
1974
- 1974-10-14 FR FR7439727A patent/FR2288261A1/fr not_active Withdrawn
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1031899A2 (fr) * | 1999-02-25 | 2000-08-30 | Dana Corporation | Soupape avec taux de débit variable |
EP1031899A3 (fr) * | 1999-02-25 | 2000-09-20 | Dana Corporation | Soupape avec taux de débit variable |
US6250327B1 (en) | 1999-02-25 | 2001-06-26 | Dana Corporation | Fluid flow valve with variable flow rate |
US6427714B2 (en) | 1999-02-25 | 2002-08-06 | Dana Corporation | Fluid flow valve with variable flow rate |
CN105532372A (zh) * | 2016-01-12 | 2016-05-04 | 庄文贤 | 压力补偿滴头 |
CN105532372B (zh) * | 2016-01-12 | 2018-06-22 | 庄文贤 | 压力补偿滴头 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |