IT1017630B - Dispositivo regolatore tramite la pressione della distribuzione di un fluido sotto pressione in un circuito idraulico a partire da un gruppo di pompe a portata costante - Google Patents

Dispositivo regolatore tramite la pressione della distribuzione di un fluido sotto pressione in un circuito idraulico a partire da un gruppo di pompe a portata costante

Info

Publication number
IT1017630B
IT1017630B IT2326874A IT2326874A IT1017630B IT 1017630 B IT1017630 B IT 1017630B IT 2326874 A IT2326874 A IT 2326874A IT 2326874 A IT2326874 A IT 2326874A IT 1017630 B IT1017630 B IT 1017630B
Authority
IT
Italy
Prior art keywords
pressure
pumps
group
hydraulic circuit
constant flow
Prior art date
Application number
IT2326874A
Other languages
English (en)
Inventor
Y Coeurderoy
Original Assignee
Poclain Sa
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 Poclain Sa filed Critical Poclain Sa
Application granted granted Critical
Publication of IT1017630B publication Critical patent/IT1017630B/it

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/17Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/20Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205Systems with pumps
    • F15B2211/20576Systems with pumps with multiple pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/32Directional control characterised by the type of actuation
    • F15B2211/327Directional control characterised by the type of actuation electrically or electronically
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/63Electronic controllers
    • F15B2211/6303Electronic controllers using input signals
    • F15B2211/632Electronic controllers using input signals representing a flow rate
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/665Methods of control using electronic components
    • F15B2211/6652Control of the pressure source, e.g. control of the swash plate angle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/665Methods of control using electronic components
    • F15B2211/6654Flow rate control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/76Control of force or torque of the output member

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Control Of Fluid Pressure (AREA)
  • Fluid-Pressure Circuits (AREA)
IT2326874A 1973-06-05 1974-05-28 Dispositivo regolatore tramite la pressione della distribuzione di un fluido sotto pressione in un circuito idraulico a partire da un gruppo di pompe a portata costante IT1017630B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7320411A FR2232692B3 (it) 1973-06-05 1973-06-05

Publications (1)

Publication Number Publication Date
IT1017630B true IT1017630B (it) 1977-08-10

Family

ID=9120530

Family Applications (2)

Application Number Title Priority Date Filing Date
IT2326874A IT1017630B (it) 1973-06-05 1974-05-28 Dispositivo regolatore tramite la pressione della distribuzione di un fluido sotto pressione in un circuito idraulico a partire da un gruppo di pompe a portata costante
IT2326974A IT1012891B (it) 1973-06-05 1974-05-28 Dispositivo regolatore tramite la potenza delle distribuzione di un fluido sotto pressione in un cir cuito idraulico a partire da un gruppo di pompe a portata costante

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT2326974A IT1012891B (it) 1973-06-05 1974-05-28 Dispositivo regolatore tramite la potenza delle distribuzione di un fluido sotto pressione in un cir cuito idraulico a partire da un gruppo di pompe a portata costante

Country Status (8)

Country Link
JP (2) JPS5022181A (it)
BE (2) BE815647A (it)
BR (2) BR7404588D0 (it)
DE (2) DE2426904A1 (it)
ES (2) ES426974A1 (it)
FR (1) FR2232692B3 (it)
GB (2) GB1461657A (it)
IT (2) IT1017630B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3800964A1 (de) * 1988-01-15 1989-07-27 Loewe Pumpenfabrik Gmbh Pumpensystem zum betrieb von pumpenanlagen mit mehreren pumpen
JP2776882B2 (ja) * 1989-04-27 1998-07-16 株式会社ユニシアジェックス ポンプ装置
US5199854A (en) * 1990-08-08 1993-04-06 Nissan Motor Co., Ltd. Hydraulic supply arrangement for use with active automotive suspension or the like
US5251442A (en) * 1991-10-24 1993-10-12 Roche Engineering Corporation Fluid power regenerator
US5319932A (en) * 1993-04-28 1994-06-14 Roche Engineering Corporation Power sensing regenerator
DE19930562A1 (de) * 1999-07-02 2001-01-04 Still Gmbh Hydraulikanlage für ein Flurförderzeug
US8690553B2 (en) * 2008-02-04 2014-04-08 Illinois Tool Works Inc. Service pack tandem pump
DE102011015903B4 (de) 2011-04-01 2021-12-16 Robert Bosch Gmbh Pumpenanordnung

Also Published As

Publication number Publication date
IT1012891B (it) 1977-03-10
DE2426839A1 (de) 1975-01-09
FR2232692B3 (it) 1976-07-23
ES426973A1 (es) 1976-07-16
DE2426904A1 (de) 1975-01-02
BE815648A (fr) 1974-09-16
JPS5022182A (it) 1975-03-10
BR7404587A (pt) 1976-02-10
BR7404588D0 (pt) 1975-01-07
ES426974A1 (es) 1976-07-16
GB1461658A (en) 1977-01-19
BR7404587D0 (pt) 1975-01-07
GB1461657A (en) 1977-01-19
BE815647A (fr) 1974-09-16
JPS5022181A (it) 1975-03-10
FR2232692A1 (it) 1975-01-03

Similar Documents

Publication Publication Date Title
IT1007146B (it) Dispositivo di misurazione della portata di un fluido effluente
IT988655B (it) Regolatore della portata di un fluido
AT334504B (de) Flussigkeitsring-vakuumpumpe mit vorgeschaltetem verdichter
IT1057800B (it) Apparecchio per regolare il rapporto di flusso in un fluido
IT1040916B (it) Perfezionamento nelle pompe a pistoni assiali a portata variable
IT1019707B (it) Caldata a combustibile fluido
IT1015688B (it) Dispositivo di controllo del flusso di un fluido comprimibile
IT1017630B (it) Dispositivo regolatore tramite la pressione della distribuzione di un fluido sotto pressione in un circuito idraulico a partire da un gruppo di pompe a portata costante
IT1019236B (it) Perfezionamento nelle pompe pluristadio per fluidi
IT1014736B (it) Apparecchio per la prova della pressione di un fluido
IT1037318B (it) Dispositivo a movimento rotatrio comandato dalla pressione di un fluido e sistema di scarico della pressione per il medesimo
IT1027415B (it) Dispositivo regolatore dell alimentazione di un fluido sotto pressione a due circuiti di utilizzazione a partire da piu pompe a cilindrata costante
BE765105A (fr) Pompe volumetrique hydrostatique a bague de reglage de la course de palettes et a debit sensiblement constant
IT995370B (it) Valvola azionata elettricamente per il controllo del flusso di un fluido in un circuito idraulico
IT1020804B (it) Dispositivo di controllo della pres sione di un fluido per meccanismi quali i suscinetti idrostatici a fluido
IT1051096B (it) Miglioramenti nelle pompe a fluido
IT1015817B (it) Regolatore valvolare responsivo a pressione di fluido e azionato a batteria
FR2337265A1 (fr) Dispositif de regulation hydraulique comportant une pompe a debit variable
IT1009135B (it) Dispositivo di alimentazione di fluido sotto pressione a due ri cevitori
IT1022471B (it) Dispositivo di alimentazione di fluido sotto pressione comportante un motore di potenza limitata di azionamento di pompe
DK143167C (da) Pumpemekanisme til regulering af stroemningshastigheden af vaeske i et roersystem
IT1024877B (it) Dispositivo per l alimentazione di fluido sotto pressione mediante piupompe azionate da un unico motore
FR2469578B1 (fr) Pompe hydraulique a piston alternatif a debit reglable
IT1045684B (it) Regolatore di pressione per circuito di fluido sotto pressione
IT1019238B (it) Perfezionamento nelle pompe per fluidi