ZA812465B - Flow control valve - Google Patents

Flow control valve

Info

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
Application number
ZA00812465A
Other languages
English (en)
Inventor
H Norris
Original Assignee
H Norris
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by H Norris filed Critical H Norris
Publication of ZA812465B publication Critical patent/ZA812465B/xx

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00Watering gardens, fields, sports grounds or the like
    • A01G25/02Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
    • A01G25/023Dispensing fittings for drip irrigation, e.g. drippers
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00Control of flow
    • G05D7/01Control of flow without auxiliary power
    • G05D7/0106Control of flow without auxiliary power the sensing element being a flexible member, e.g. bellows, diaphragm, capsule
    • G05D7/012Control 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

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Soil Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Nozzles (AREA)
  • Safety Valves (AREA)
ZA00812465A 1980-04-14 1981-04-14 Flow control valve ZA812465B (en)

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 (fr)
JP (1) JPS5718869A (fr)
AU (1) AU6950281A (fr)
CA (1) CA1177724A (fr)
ES (1) ES501964A0 (fr)
IL (1) IL62643A (fr)
ZA (1) ZA812465B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
ES8301672A1 (es) 1982-12-16
ES501964A0 (es) 1982-12-16
JPS5718869A (en) 1982-01-30
IL62643A (en) 1987-10-30
CA1177724A (fr) 1984-11-13
AU6950281A (en) 1981-10-22
IL62643A0 (en) 1981-06-29
EP0038219A1 (fr) 1981-10-21

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