IT1087035B - Valvola di tipo a rocchetto per dosare la portata di un fluido - Google Patents

Valvola di tipo a rocchetto per dosare la portata di un fluido

Info

Publication number
IT1087035B
IT1087035B IT2897177A IT2897177A IT1087035B IT 1087035 B IT1087035 B IT 1087035B IT 2897177 A IT2897177 A IT 2897177A IT 2897177 A IT2897177 A IT 2897177A IT 1087035 B IT1087035 B IT 1087035B
Authority
IT
Italy
Prior art keywords
dosing
fluid
flow rate
type valve
spool type
Prior art date
Application number
IT2897177A
Other languages
English (en)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT1087035B publication Critical patent/IT1087035B/it

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
    • G05D7/0126—Control of flow without auxiliary power the sensing element being a piston or plunger associated with one or more springs
    • G05D7/0133—Control of flow without auxiliary power the sensing element being a piston or plunger associated with one or more springs within the flow-path
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7787—Expansible chamber subject to differential pressures
    • Y10T137/7788—Pressures across fixed choke

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Measuring Volume Flow (AREA)
  • Sliding Valves (AREA)
  • Flow Control (AREA)
  • Control Of Fluid Pressure (AREA)
  • Safety Valves (AREA)
IT2897177A 1976-10-28 1977-10-25 Valvola di tipo a rocchetto per dosare la portata di un fluido IT1087035B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/736,481 US4114857A (en) 1976-10-28 1976-10-28 Spool type metering valve

Publications (1)

Publication Number Publication Date
IT1087035B true IT1087035B (it) 1985-05-31

Family

ID=24960042

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2897177A IT1087035B (it) 1976-10-28 1977-10-25 Valvola di tipo a rocchetto per dosare la portata di un fluido

Country Status (7)

Country Link
US (1) US4114857A (it)
JP (1) JPS6032810B2 (it)
BE (1) BE860186A (it)
CA (1) CA1082564A (it)
DE (1) DE2747980A1 (it)
FR (1) FR2369613A1 (it)
IT (1) IT1087035B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0763123B2 (ja) * 1985-09-20 1995-07-05 株式会社日立製作所 パラボラアンテナ
US4750511A (en) * 1986-12-22 1988-06-14 General Motors Corporation Fluid pressure spool valve and method of controlling pressure forces acting thereon
JPS6437625U (it) * 1987-08-28 1989-03-07
US6227238B1 (en) 1999-06-21 2001-05-08 Caterpillar Inc. Valve providing pressure differential proportional to downstream pressure
CN107618022B (zh) * 2017-09-14 2024-04-26 西南交通大学 容积调速液压系统和助力下肢外骨骼

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US41035A (en) * 1863-12-22 Improvement in piston-valves for
US39485A (en) * 1863-08-11 Improvement in piston-valves for steam-engines
US2796879A (en) * 1953-08-28 1957-06-25 Gen Electric Liquid flow control apparatus
FR1418880A (fr) * 1963-08-19 1965-11-26 Caterpillar Tractor Co Dispositif hydraulique de direction
GB1109424A (en) * 1964-03-19 1968-04-10 Lucas Industries Ltd Means for controlling flow in an hydraulic flow line
US3443594A (en) * 1966-11-21 1969-05-13 Goodyear Tire & Rubber Proportional pressure valve
US3589401A (en) * 1969-07-18 1971-06-29 Case Co J I Pressure modulating valve
US3882896A (en) * 1971-09-30 1975-05-13 Tadeusz Budzich Load responsive control valve
FR2173248B1 (it) * 1972-02-24 1978-02-03 Daikin Ind Ltd
DE2420242C2 (de) * 1974-04-26 1982-12-23 Robert Bosch Gmbh, 7000 Stuttgart Hydraulische Steuerschiebervorrichtung

Also Published As

Publication number Publication date
FR2369613A1 (fr) 1978-05-26
JPS5373620A (en) 1978-06-30
CA1082564A (en) 1980-07-29
BE860186A (fr) 1978-02-15
JPS6032810B2 (ja) 1985-07-30
DE2747980A1 (de) 1978-05-03
US4114857A (en) 1978-09-19

Similar Documents

Publication Publication Date Title
IT1131588B (it) Valvola di regolazione del flusso di un fluido
IT1054009B (it) Valvole a solenoide per regolare la portata di un fluido
IT1192205B (it) Dispositivo di regolazione di flusso di fluido
IT1061647B (it) Valvola per regolare il flusso di un fluido
IT7830468A0 (it) Apparecchiatura di dosatura di flusso per un impianto di infusione a fluido.
IT1049117B (it) Valvola di comando della portata di un fluido
BR7703230A (pt) Regulador de pressao para fluxo de fluido
IT1076661B (it) Sistema per il controllo di un fluido,utilizzante una valvola a caduta di pressione
MX152396A (es) Aparato mejorado para controlar el flujo de un fluido
IT7812686A0 (it) Valvola di regolazione del flussodi un fluido
IT7922842A0 (it) Valvola e sistema per la regolazione del flusso di un fluido.
BE855650A (fr) Soupape pour l'ecoulement d'un fluide
IT1100545B (it) Valvola di controllo del flusso di un fluido
IT7819304A0 (it) Valvola di controllo del flusso azionata a fluido.
IT1101820B (it) Valvola di comando di flusso di fluido
IT1159874B (it) Valvola autopulente regolatrice del liquido di portata per impianti di irrigazione
IT1087035B (it) Valvola di tipo a rocchetto per dosare la portata di un fluido
IT1125129B (it) Dispositivo per il controllo di un flusso fluido
IT1099242B (it) Valvola dosatrice di fluido
AR226200A1 (es) Valvula a carrete para fluido
NO771235L (no) Proporsjonerende ventil for volumetrisk proporsjonering av en fluidumstr¦m
IT1085851B (it) Sitema di controllo di flusso di fluido
IT1012185B (it) Valvole per la regolazione del flusso di un fluido
IT7830688A0 (it) Dispositivo per il controllo della portata di un fluido.
IT1124956B (it) Dispositivo proporzionatore di portata di fluido