DE69719999D1 - Hydraulikmotor mit Schaltventil - Google Patents

Hydraulikmotor mit Schaltventil

Info

Publication number
DE69719999D1
DE69719999D1 DE69719999T DE69719999T DE69719999D1 DE 69719999 D1 DE69719999 D1 DE 69719999D1 DE 69719999 T DE69719999 T DE 69719999T DE 69719999 T DE69719999 T DE 69719999T DE 69719999 D1 DE69719999 D1 DE 69719999D1
Authority
DE
Germany
Prior art keywords
switching valve
hydraulic motor
hydraulic
motor
switching
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 - Lifetime
Application number
DE69719999T
Other languages
English (en)
Other versions
DE69719999T2 (de
Inventor
Bernard Allart
Jean-Claude Cousin
Eric Blondeau
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.)
Poclain Hydraulics Industrie
Original Assignee
Poclain Hydraulics Industrie
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 Hydraulics Industrie filed Critical Poclain Hydraulics Industrie
Publication of DE69719999D1 publication Critical patent/DE69719999D1/de
Application granted granted Critical
Publication of DE69719999T2 publication Critical patent/DE69719999T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F03C1/22—Reciprocating-piston liquid engines with movable cylinders or cylinder
    • F03C1/24—Reciprocating-piston liquid engines with movable cylinders or cylinder in which the liquid exclusively displaces one or more pistons reciprocating in rotary cylinders
    • F03C1/2454—Reciprocating-piston liquid engines with movable cylinders or cylinder in which the liquid exclusively displaces one or more pistons reciprocating in rotary cylinders having cylinders in star or fan arrangement, the connection of the pistons with an actuated element being at the inner ends of the cylinders
    • 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
    • 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
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4043—Control of a bypass valve
    • 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
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/44—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
    • F16H61/452—Selectively controlling multiple pumps or motors, e.g. switching between series or parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Multiple-Way Valves (AREA)
  • Hydraulic Motors (AREA)
DE69719999T 1997-12-02 1997-12-02 Hydraulikmotor mit Schaltventil Expired - Lifetime DE69719999T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97402898A EP0921309B1 (de) 1997-12-02 1997-12-02 Hydraulikmotor mit Schaltventil

Publications (2)

Publication Number Publication Date
DE69719999D1 true DE69719999D1 (de) 2003-04-24
DE69719999T2 DE69719999T2 (de) 2004-02-19

Family

ID=8229917

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69719999T Expired - Lifetime DE69719999T2 (de) 1997-12-02 1997-12-02 Hydraulikmotor mit Schaltventil

Country Status (4)

Country Link
US (1) US6099273A (de)
EP (1) EP0921309B1 (de)
JP (1) JP4354555B2 (de)
DE (1) DE69719999T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9816675D0 (en) * 1998-07-30 1998-09-30 Motorvation International Limi Fluid motor
FR2789352B1 (fr) * 1999-02-05 2001-04-27 Poclain Hydraulics Ind Dispositif de transmission d'un engin mobile ayant au moins deux organes de deplacement moteurs en ligne
WO2001061186A1 (de) * 2000-02-17 2001-08-23 Mannesmann Rexroth Ag Hydraulische steuerschaltung für einen hydromotor mit mindestens zwei geschwindigkeiten
FR2828544B1 (fr) * 2001-08-09 2003-12-12 Poclain Hydraulics Ind Dispositif de transmission hydrostatique d'un engin mobile
FI114081B (fi) * 2002-05-03 2004-08-13 Timberjack Oy Karsinta- ja katkaisulaitteiston ohjauskytkentä
FR2891593B1 (fr) * 2005-10-03 2007-12-21 Poclain Hydraulics Ind Soc Par Dispositif de gestion de la cylindree d'un moteur hydraulique
FI119274B (fi) 2005-12-02 2008-09-30 John Deere Forestry Oy Ohjauskytkentä karsinta- ja katkaisulaitteiston syöttöelimien syöttönopeuden muuttamiseksi
US20090297084A1 (en) * 2008-05-29 2009-12-03 Ziech James F Preset wheel bearing arrangement
ATE543679T1 (de) 2009-02-04 2012-02-15 Poclain Hydraulics Ind Flüssigkeitsgetriebeschaltung
DE102017205846A1 (de) * 2017-04-06 2018-10-11 Robert Bosch Gmbh Hydraulischer Antrieb für die Vorschubwalzen eines Kopfes eines Holzvollernters
FR3066789B1 (fr) * 2017-05-24 2020-12-04 Poclain Hydraulics Ind Appareil hydraulique comprenant un distributeur ameliore
JP6812532B1 (ja) * 2019-12-24 2021-01-13 株式会社三井Ｅ＆Ｓマシナリー 往復式圧縮膨張機
US11655614B2 (en) * 2020-12-24 2023-05-23 Cnh Industrial America Llc Hydraulic transmission system with configurable virtual gears
EP4102051A1 (de) * 2021-06-07 2022-12-14 Robert Bosch GmbH Mehrkolbenmaschine mit mindestens drei schaltbaren verdrängungsvolumen
CN114475088B (zh) * 2021-12-28 2024-06-21 太原重工股份有限公司 液压驱动桥

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2119647A1 (de) * 1971-04-22 1972-11-02 Robert Bosch Gmbh, 7000 Stuttgart Regeleinrichtung für eine Hydropumpe
JPS4848008U (de) * 1971-10-09 1973-06-23
US3863447A (en) * 1971-12-09 1975-02-04 Renold Ltd Hydraulic motors and driving systems employing same
IT1128257B (it) * 1979-03-31 1986-05-28 Sauer Uk Ltd Macchina a pressione di fluido particolarmente pompa o motore con blocco cilindri orbitante
FR2495231A1 (fr) * 1980-11-28 1982-06-04 Sulzer Ag Moteur hydraulique et transmission hydrostatique de puissance faisant appel a ce moteur
AU566382B2 (en) * 1982-12-24 1987-10-15 Renold Plc Cam driven piston pump with variable capacity control
FR2699229B1 (fr) * 1992-12-11 1995-03-10 Poclain Hydraulics Sa Groupe moteur hydraulique d'entraînement d'un outil de forage.
FR2710111B1 (fr) * 1993-09-15 1995-12-01 Poclain Hydraulics Sa Moteur hydraulique muni d'un dispositif de sélection de sa cylindrée active.

Also Published As

Publication number Publication date
US6099273A (en) 2000-08-08
JP4354555B2 (ja) 2009-10-28
EP0921309A1 (de) 1999-06-09
DE69719999T2 (de) 2004-02-19
EP0921309B1 (de) 2003-03-19
JPH11229801A (ja) 1999-08-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition