FR2412773A1 - Dispositif a soupape pilote commande par un fluide sous pression - Google Patents

Dispositif a soupape pilote commande par un fluide sous pression

Info

Publication number
FR2412773A1
FR2412773A1 FR7836006A FR7836006A FR2412773A1 FR 2412773 A1 FR2412773 A1 FR 2412773A1 FR 7836006 A FR7836006 A FR 7836006A FR 7836006 A FR7836006 A FR 7836006A FR 2412773 A1 FR2412773 A1 FR 2412773A1
Authority
FR
France
Prior art keywords
pressurized fluid
pilot valve
device controlled
valve device
control
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Withdrawn
Application number
FR7836006A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fiat SpA
Original Assignee
Fiat SpA
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 Fiat SpA filed Critical Fiat SpA
Publication of FR2412773A1 publication Critical patent/FR2412773A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • A01G25/165—Cyclic operations, timing systems, timing valves, impulse operations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2544—Supply and exhaust type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86389—Programmer or timer
    • Y10T137/86405—Repeating cycle
    • Y10T137/86413—Self-cycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86389—Programmer or timer
    • Y10T137/86405—Repeating cycle
    • Y10T137/86421—Variable

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Driven Valves (AREA)

Abstract

L'INVENTION CONCERNE UN DISPOSITIF A SOUPAPE PILOTE COMMANDEE PAR UN FLUIDE SOUS PRESSION. LE DISPOSITIF COMPORTE UN ELEMENT DE SOUPAPE QUI PEUT ETRE DEPLACE D'UNE PREMIERE POSITION A UNE SECONDE SOUS L'EFFET D'UNE PRESSION A L'ENTREE, ET POUR CHANGER LA PRESSION DANS UNE CONDUITE DE COMMANDE, ET UN DISPOSITIF QUI RAMENE CET ELEMENT DE SOUPAPE DANS SA PREMIERE POSITION A LA COMMANDE D'UN TEMPORISATEUR, LUI-MEME ACTIONNE PAR LE FLUIDE SOUS PRESSION. L'INVENTION S'APPLIQUE NOTAMMENT A LA COMMANDE CYCLIQUE D'UN DISPOSITIF D'IRRIGATION.
FR7836006A 1977-12-22 1978-12-21 Dispositif a soupape pilote commande par un fluide sous pression Withdrawn FR2412773A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6988077 1977-12-22

Publications (1)

Publication Number Publication Date
FR2412773A1 true FR2412773A1 (fr) 1979-07-20

Family

ID=11313014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7836006A Withdrawn FR2412773A1 (fr) 1977-12-22 1978-12-21 Dispositif a soupape pilote commande par un fluide sous pression

Country Status (5)

Country Link
US (1) US4246921A (fr)
JP (1) JPS5489331A (fr)
DE (1) DE2854572A1 (fr)
FR (1) FR2412773A1 (fr)
GB (1) GB2011035B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL74332A (en) * 1985-02-13 1991-09-16 Rosenberg Peretz Pulsator device for converting line fluid pressure to a pulsating pressure
GB2206673B (en) * 1987-07-08 1991-02-20 Domnick Hunter Filters Ltd Drain valve assembly
US4863220A (en) * 1988-12-19 1989-09-05 The United States Of America As Represented By The Secretary Of The Air Force Highly reliable method of rapidly generating pressure pulses for demolition of rock
US5269335A (en) * 1990-07-27 1993-12-14 Heitman Lynn B Automatic pulsing valve
US5249745A (en) * 1991-09-19 1993-10-05 Giacomo Bertolotti Fluid distribution system
IT1251938B (it) * 1991-10-17 1995-05-27 Enichem Agricoltura Spa Dispositivo per l'erogazione pulsata di un liquido di irrigazione ed impianti di irrigazione che incorporano il dispositivo stesso
IT1252631B (it) * 1991-12-04 1995-06-19 Enichem Agricoltura Spa By-pass regolante la portata di ritorno di una valvola pilota inserita in una rete di irrigazione
DE10027873C1 (de) * 2000-06-06 2002-02-07 Festo Ag & Co Pneumatische Drucksteuereinrichtung
AU2002311382B2 (en) * 2002-11-29 2008-04-24 Haviland Holdings Pty Ltd Spray valve

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1796941A (en) * 1928-05-31 1931-03-17 Jr Francis M Pottenger Sprinkler system
US3818928A (en) * 1972-02-03 1974-06-25 Cvc Co Hydropneumatic capacitor
DE2321102A1 (de) * 1973-04-26 1974-11-14 Kah Jun Berieselungs-sprinklersystemkontrolle unter verwendung fern- bzw. hilfsgesteuerter, durch druck betaetigter und sequenzierter ventilbauteilgruppen
US4005725A (en) * 1975-11-13 1977-02-01 Fujiki Denki Kabushiki Kaisha Automatic closure valve for water sprinkler

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3326237A (en) * 1965-04-12 1967-06-20 Union Carbide Corp Repeating pneumatic timer
US3380348A (en) * 1966-08-15 1968-04-30 Airmatic Valve Inc Pneumatic reciprocating valve
US3720232A (en) * 1971-04-20 1973-03-13 R Corliss Fluid pressure responsive valve controller
US4114515A (en) * 1975-07-30 1978-09-19 Pauliukonis Richard S Adjustable self-reciprocating operator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1796941A (en) * 1928-05-31 1931-03-17 Jr Francis M Pottenger Sprinkler system
US3818928A (en) * 1972-02-03 1974-06-25 Cvc Co Hydropneumatic capacitor
DE2321102A1 (de) * 1973-04-26 1974-11-14 Kah Jun Berieselungs-sprinklersystemkontrolle unter verwendung fern- bzw. hilfsgesteuerter, durch druck betaetigter und sequenzierter ventilbauteilgruppen
US4005725A (en) * 1975-11-13 1977-02-01 Fujiki Denki Kabushiki Kaisha Automatic closure valve for water sprinkler

Also Published As

Publication number Publication date
DE2854572A1 (de) 1979-06-28
JPS5489331A (en) 1979-07-16
US4246921A (en) 1981-01-27
GB2011035A (en) 1979-07-04
GB2011035B (en) 1982-12-22

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Legal Events

Date Code Title Description
ST Notification of lapse