IT996264B - Perfezionamento nelle disposizioni di pompa a portata variabile per sistemi idraulici - Google Patents

Perfezionamento nelle disposizioni di pompa a portata variabile per sistemi idraulici

Info

Publication number
IT996264B
IT996264B IT52924/73A IT5292473A IT996264B IT 996264 B IT996264 B IT 996264B IT 52924/73 A IT52924/73 A IT 52924/73A IT 5292473 A IT5292473 A IT 5292473A IT 996264 B IT996264 B IT 996264B
Authority
IT
Italy
Prior art keywords
improvement
flow pump
variable flow
hydraulic systems
pump arrangements
Prior art date
Application number
IT52924/73A
Other languages
English (en)
Original Assignee
Sperry Rand Corp
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 Sperry Rand Corp filed Critical Sperry Rand Corp
Application granted granted Critical
Publication of IT996264B publication Critical patent/IT996264B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/08—Regulating by delivery pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2205/00—Fluid parameters
    • F04B2205/08—Pressure difference over a throttle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Fluid Gearings (AREA)
IT52924/73A 1972-12-18 1973-10-04 Perfezionamento nelle disposizioni di pompa a portata variabile per sistemi idraulici IT996264B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00315945A US3856436A (en) 1972-12-18 1972-12-18 Power transmission

Publications (1)

Publication Number Publication Date
IT996264B true IT996264B (it) 1975-12-10

Family

ID=23226784

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52924/73A IT996264B (it) 1972-12-18 1973-10-04 Perfezionamento nelle disposizioni di pompa a portata variabile per sistemi idraulici

Country Status (9)

Country Link
US (1) US3856436A (it)
JP (1) JPS589276B2 (it)
AU (1) AU473650B2 (it)
CA (1) CA983314A (it)
DE (1) DE2350390A1 (it)
FR (1) FR2211054A5 (it)
GB (1) GB1383490A (it)
IT (1) IT996264B (it)
SE (1) SE383190B (it)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3941513A (en) * 1974-09-05 1976-03-02 Parker-Hannifin Corporation Variable displacement pump control assembly
DE2461897A1 (de) * 1974-12-31 1976-07-08 Bosch Gmbh Robert Regeleinrichtung fuer eine pumpe
DE2528963C2 (de) * 1975-06-28 1983-11-03 Karl 7298 Loßburg Hehl Steuervorrichtung für den hydraulischen Kreislauf einer Spritzgießmaschine
GB1526085A (en) * 1975-11-04 1978-09-27 Plessey Co Ltd Hydraulic pumping arrangements
US4029439A (en) * 1975-12-22 1977-06-14 Abex Corporation Control system for variable displacement pumps
US4017219A (en) * 1975-12-22 1977-04-12 Abex Corporation Control system for variable displacement pumps
SE396239B (sv) * 1976-02-05 1977-09-12 Hytec Ab Metod och anordning for reglering av den effekt som tillfors ett hydrauliskt, ett pneumatiskt eller ett hydraulpneumatiskt system
DE2723074A1 (de) * 1977-05-21 1978-11-30 Bosch Gmbh Robert Verdraengermaschine mit einem druckregler
DE2840687A1 (de) * 1978-09-19 1980-04-03 Bosch Gmbh Robert Einrichtung zur regelung des foerderstroms und zur begrenzung des foerderdrucks einer verstellbaren pumpe.
US4199942A (en) * 1978-09-28 1980-04-29 Eaton Corporation Load sensing control for hydraulic system
DE2906166A1 (de) * 1979-02-17 1980-08-28 Bosch Gmbh Robert Einrichtung zur regelung des foerderstroms und zur begrenzung des foerderdrucks einer verstellbaren pumpe
US4194363A (en) * 1979-02-21 1980-03-25 General Signal Corporation Fluid horsepower control system
US4292805A (en) * 1979-09-24 1981-10-06 Rexnord Inc. Servo-valve convertible construction
DE3016609A1 (de) * 1980-04-30 1981-11-05 G.L. Rexroth Gmbh, 8770 Lohr Vorrichtung zum regeln der foerdermenge einer pumpe
DE3027819A1 (de) * 1980-07-23 1982-02-25 Backe, Wolfgang, Prof.Dr.-Ing., 5100 Aachen Vorrichtung zur regelung einer verstellpumpe
DE3146513A1 (de) * 1980-11-24 1982-06-24 Linde Ag, 6200 Wiesbaden Steuereinrichtung fuer ein hydrostatisches antriebssystem
DE3044143A1 (de) * 1980-11-24 1982-06-24 Linde Ag, 6200 Wiesbaden Steuereinrichtung fuer ein hydrostatisches antriebssystem
DE3112561C2 (de) * 1981-03-30 1985-09-26 Danfoss A/S, Nordborg Steuervorrichtung für eine Flüssigkeitspumpe mit verstellbarem Fördervolumen
DE3129440A1 (de) * 1981-07-25 1983-02-10 Mannesmann Rexroth GmbH, 8770 Lohr Regeleinrichtung fuer eine verstellpumpe
DE3211307A1 (de) * 1982-03-26 1983-09-29 Linde Ag, 6200 Wiesbaden Einstellbare axialkolbenpumpe mit einem regelorgan und regelorgan fuer solche
DE8335902U1 (it) * 1983-12-14 1987-06-04 Brueninghaus Hydraulik Gmbh, 7240 Horb, De
JPH021522Y2 (it) * 1986-05-14 1990-01-16
JPH021521Y2 (it) * 1986-05-14 1990-01-16
DE3622939A1 (de) * 1986-07-08 1988-01-14 Linde Ag Hydraulische steuer- oder regeleinrichtung
DE3805061A1 (de) * 1988-02-18 1989-08-31 Linde Ag Hydraulische schaltanordnung
DE3844398C2 (de) * 1988-12-30 1997-07-31 Rexroth Mannesmann Gmbh Hydraulische Schaltung für eine Verstellpumpe
DE8906826U1 (it) * 1989-06-03 1989-09-07 Keicher, Siegfried, 7906 Blaustein, De
EP0477370B2 (en) * 1990-01-11 1998-11-04 Hitachi Construction Machinery Co., Ltd. Hydraulic valve apparatus
DE4025638C1 (it) * 1990-08-13 1991-12-05 Brueninghaus Hydraulik Gmbh, 7240 Horb, De
US5319932A (en) * 1993-04-28 1994-06-14 Roche Engineering Corporation Power sensing regenerator
US5454223A (en) * 1993-05-28 1995-10-03 Dana Corporation Hydraulic load sensing system with poppet valve having an orifice therein
DE4337210A1 (de) * 1993-10-30 1995-05-04 Rexroth Mannesmann Gmbh Zentralhydraulikanlage für ein Kraftfahrzeug
DE19713934B4 (de) * 1997-04-04 2004-06-03 Brueninghaus Hydromatik Gmbh Lastdruckgeführter Förderstromregler mit Spülkreislauf
DE10209880A1 (de) * 2002-03-06 2003-09-18 Zf Lenksysteme Gmbh System zur Steuerung einer hydraulischen Verstellpumpe
WO2014156532A1 (ja) * 2013-03-27 2014-10-02 カヤバ工業株式会社 ポンプ吐出流量制御装置
CN103982475B (zh) * 2014-05-30 2016-03-02 湖南五新隧道智能装备股份有限公司 一种混凝土喷射车臂架液压控制系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2255783A (en) * 1940-02-17 1941-09-16 Manly Corp Fluid pressure device and system
US2892311A (en) * 1958-01-08 1959-06-30 Deere & Co Hydraulic apparatus
US3067693A (en) * 1958-12-24 1962-12-11 United Aircraft Corp Control means for variable delivery pump
US3188971A (en) * 1962-08-13 1965-06-15 Bendix Corp Control system for a pump
US3246471A (en) * 1964-12-10 1966-04-19 Ford Motor Co Hydraulic drive control
US3444689A (en) * 1967-02-02 1969-05-20 Weatherhead Co Differential pressure compensator control
DE1917488B2 (de) * 1969-04-05 1977-06-23 Robert Bosch Gmbh, 7000 Stuttgart Steuereinrichtung fuer eine hydromaschine
BE757640A (fr) * 1969-10-16 1971-04-16 Borg Warner Systemes hydrauliques, notamment pour la regulation d'une pompea debit variable
US3768928A (en) * 1971-06-01 1973-10-30 Borg Warner Pump control system

Also Published As

Publication number Publication date
AU6028973A (en) 1975-03-13
CA983314A (en) 1976-02-10
DE2350390B2 (it) 1979-01-11
GB1383490A (en) 1974-02-12
DE2350390C3 (it) 1979-08-30
SE383190B (sv) 1976-03-01
FR2211054A5 (it) 1974-07-12
DE2350390A1 (de) 1974-07-04
AU473650B2 (en) 1976-07-01
JPS589276B2 (ja) 1983-02-19
US3856436A (en) 1974-12-24
JPS4989202A (it) 1974-08-26

Similar Documents

Publication Publication Date Title
IT996264B (it) Perfezionamento nelle disposizioni di pompa a portata variabile per sistemi idraulici
IT996263B (it) Perfezionamento nelle disposizioni di fomre a portata variabile per sistemi idraulici
IT979832B (it) Perfezionamento nelle valvole per sistemi idraulici
DK146573C (da) Hydraulisk, omstyrbar tandhjulsmotor eller -pumpe
IT974293B (it) Perfezionamento nelle pompe di tipo peristaltico
IT996322B (it) Dispositivo limitatore di coppia per pompe a stantuffi a portata variabile
IT1032464B (it) Perfezionamento nei sistemi idraulici con pompa a portata variabile
IT990460B (it) Perfezionamento nelle unita di filtro per sistemi a fluido idraulico
IT1019135B (it) Perfezionamento nei sistemi idrau lici con pompa a portata variabile
NL171613C (nl) Hydraulisch aangedreven pomp met ten minste drie pompcilinders.
IT986142B (it) Perfezionamento nelle pompe per servosistemi idraulici
IT985498B (it) Perfezionamento nelle disposizioni a valvola di controllo di erogazio ne di fluidi
IT1101886B (it) Perfezionamento nei sistemi di pompa a fluido a portata variabile
IT977319B (it) Perfezionamento nelle pompe a paletta
IT969906B (it) Pompa a portata variabile
IT986490B (it) Macchina idraulica funzionante da motore o da pompa
IT952835B (it) Perfezionamento nelle pompe idrau liche
IT1019236B (it) Perfezionamento nelle pompe pluristadio per fluidi
IT1011336B (it) Perfezionamento nelle valvole a comando bidirezionale per sistemi idrostatici
IT996838B (it) Dispositivo di alimentazione di fluido comfrendente una pompa a portata costante ed una pompa a portata variabile
IT1047750B (it) Perfezionamento nelle valvole di comando per sistemi idraulici
IT1035983B (it) Perfezionamento nelle valvole di sucurezza per sistemi a fluido
IT996898B (it) Pompa a pulsazione
IT976749B (it) Perfezionamento nelle pompe a membrana
IT978678B (it) Pompa dosatrice variabile