FR2606092B1 - Machine a pistons, a cylindree commutable - Google Patents

Machine a pistons, a cylindree commutable

Info

Publication number
FR2606092B1
FR2606092B1 FR8714982A FR8714982A FR2606092B1 FR 2606092 B1 FR2606092 B1 FR 2606092B1 FR 8714982 A FR8714982 A FR 8714982A FR 8714982 A FR8714982 A FR 8714982A FR 2606092 B1 FR2606092 B1 FR 2606092B1
Authority
FR
France
Prior art keywords
piston machine
switchable cylinder
switchable
cylinder
piston
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.)
Expired - Fee Related
Application number
FR8714982A
Other languages
English (en)
Other versions
FR2606092A1 (fr
Inventor
Wusthoff Peter
Cunningham Sinclair
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.)
Bosch Rexroth AG
Original Assignee
Mannesmann Rexroth AG
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
Priority claimed from DE19863637174 external-priority patent/DE3637174A1/de
Application filed by Mannesmann Rexroth AG filed Critical Mannesmann Rexroth AG
Publication of FR2606092A1 publication Critical patent/FR2606092A1/fr
Application granted granted Critical
Publication of FR2606092B1 publication Critical patent/FR2606092B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/06—Control
    • F04B1/063—Control by using a valve in a system with several pumping chambers wherein the flow-path through the chambers can be changed, e.g. between series and parallel flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • F03C1/04—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement
    • F03C1/0447—Controlling
    • F03C1/045—Controlling by using a valve in a system with several pump or motor chambers, wherein the flow path through the chambers can be changed, e.g. series-parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Hydraulic Motors (AREA)
  • Reciprocating Pumps (AREA)
FR8714982A 1986-10-31 1987-10-29 Machine a pistons, a cylindree commutable Expired - Fee Related FR2606092B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863637174 DE3637174A1 (de) 1986-10-31 1986-10-31 Kolbenmaschine mit umschaltbarem hubraum
DE19873706460 DE3706460A1 (de) 1986-10-31 1987-02-27 Kolbenmaschine mit umschaltbarem hubraum

Publications (2)

Publication Number Publication Date
FR2606092A1 FR2606092A1 (fr) 1988-05-06
FR2606092B1 true FR2606092B1 (fr) 1994-04-01

Family

ID=25848955

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8714982A Expired - Fee Related FR2606092B1 (fr) 1986-10-31 1987-10-29 Machine a pistons, a cylindree commutable

Country Status (3)

Country Link
US (1) US4807519A (fr)
DE (1) DE3706460A1 (fr)
FR (1) FR2606092B1 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2637944B1 (fr) * 1988-10-19 1991-01-25 Poclain Hydraulics Sa Mecanisme a fluide sous pression a deux cylindrees et circuit ferme en faisant application
WO1991002156A1 (fr) * 1989-08-05 1991-02-21 Zahnradfabrik Friedrichshafen Ag Pompe a pistons
US5156704A (en) * 1990-06-01 1992-10-20 Computer And Communications Technology Corp. Method for fabricating magnetic head air bearing sliders
FR2678322B1 (fr) * 1991-06-25 1993-10-29 Poclain Hydraulics Sa Mecanisme a fluide sous pression comportant au moins deux cylindrees distinctes de fonctionnement.
FR2679963B1 (fr) * 1991-08-01 1993-11-12 Poclain Hydraulics Mecanisme a fluide sous pression muni d'enceintes d'equilibrage particulieres.
FI104014B (fi) * 1994-05-18 1999-10-29 Valmet Voimansiirto Oy Radiaalimäntähydraulimoottori ja menetelmä radiaalihydraulimoottorin säätämiseksi
FR2736124B1 (fr) * 1995-06-30 1997-09-19 Poclain Hydraulics Sa Ensemble hydrostatique a patinage controle
FR2780450B1 (fr) * 1998-06-29 2000-09-15 Poclain Hydraulics Ind Moteur hydraulique compact
US6318235B1 (en) * 1999-06-04 2001-11-20 Poclain Hydraulics Industrie Hydraulic motor cylinder-capacity selector for avoiding jarring when switching from one cylinder capacity to another
FR2796886B1 (fr) 1999-07-27 2002-04-12 Poclain Hydraulics Ind Dispositif de palier de support d'une roue equipe de moyens de freinage
US6814640B1 (en) 2003-07-07 2004-11-09 Michael Houck Swim fin
FR2891593B1 (fr) * 2005-10-03 2007-12-21 Poclain Hydraulics Ind Soc Par Dispositif de gestion de la cylindree d'un moteur hydraulique
FI122115B (fi) * 2007-01-26 2011-08-31 Sampo Hydraulics Oy Mäntähydraulimoottori
FI125367B (fi) * 2007-01-26 2015-09-15 Sampo Hydraulics Oy Ajovoimansiirron ohjausjärjestelmä
FR2940671B1 (fr) * 2008-12-31 2011-04-22 Poclain Hydraulics Ind Circuit de transmission hydraulique
FR2967228B1 (fr) * 2011-12-21 2013-03-29 Poclain Hydraulics Ind Drain pour montage d'etancheite dynamique
FR3024503B1 (fr) * 2014-07-31 2019-06-21 Poclain Hydraulics Industrie Dispositif de carter de distribution pour une machine hydraulique
FR3024504B1 (fr) * 2014-07-31 2016-08-26 Poclain Hydraulics Ind Dispositif de distribution pour une machine hydraulique
EP4102051A1 (fr) 2021-06-07 2022-12-14 Robert Bosch GmbH Machine à pistons multiples comportant au moins trois volumes de déplacement commutables
EP4345284A1 (fr) 2022-09-29 2024-04-03 Robert Bosch GmbH Machine à pistons multiples avec relation constante entre le volume de fluide et l'angle de rotation dans chaque position de rotation
EP4365436A1 (fr) 2022-11-07 2024-05-08 Robert Bosch GmbH Machine à pistons multiples avec au moins trois volumes de déplacement commutables et une première soupape de commande centrale

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1368308A (fr) * 1963-06-20 1964-07-31 P Jacottet Ets Procédé et dispositif pour réaliser les variations de cylindrée notamment dans les moteurs et récepteurs hydrauliques
FR1411046A (fr) * 1964-06-03 1965-09-17 Poclain Sa Perfectionnements aux moteurs hydrauliques à bloc cylindre rotatif
DE1653587A1 (de) * 1965-09-24 1972-05-18 Suomen Autoteollisuus Ab Oy Hydraulischer Motor,insbesondere fuer Fahrzeuge
FR1460752A (fr) * 1965-10-08 1966-01-07 Poclain Sa Procédé et dispositif de changement de vitesses pour moteur hydraulique
DE1528489A1 (de) * 1965-12-21 1970-04-30 Heinrich Steiner Hydraulische Radialkolbenmaschine,insbesondere Langsamlaeufermotor
FR1563866A (fr) * 1968-02-07 1969-04-18
FR2127268A5 (fr) * 1971-03-02 1972-10-13 Poclain Sa
GB1463495A (fr) * 1973-04-09 1977-02-02
FR2292877A1 (fr) * 1975-07-16 1976-06-25 Poclain Sa Moteur hydraulique a plusieurs cylindrees
GB1546857A (en) * 1976-06-08 1979-05-31 Inst Cercetari Si Proiectari P Hydraulic motor
GB2044348B (en) * 1979-03-01 1983-01-06 Poclain Hydralics Fluid mechanism with axially movable valve-seat
DE2939327C2 (de) * 1979-09-28 1984-10-25 Mannesmann Rexroth GmbH, 8770 Lohr Steuerblock für mehrere zugleich schaltbare hydraulische Verbraucher
FR2481755A1 (fr) * 1980-04-30 1981-11-06 Poclain Hydraulics Sa Moteur a fluide sous pression muni d'un dispositif de selection de sa vitesse de rotation
DE3109706C2 (de) * 1981-03-13 1986-09-18 G. Düsterloh GmbH, 4322 Sprockhövel Volumenschaltbarer Hydromotor
AU566382B2 (en) * 1982-12-24 1987-10-15 Renold Plc Cam driven piston pump with variable capacity control

Also Published As

Publication number Publication date
DE3706460A1 (de) 1988-09-08
FR2606092A1 (fr) 1988-05-06
US4807519A (en) 1989-02-28

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Legal Events

Date Code Title Description
ST Notification of lapse