BE821647A - Systeme d'alimentation et de commande d'une transmission hydrostatique a pompe unique - Google Patents

Systeme d'alimentation et de commande d'une transmission hydrostatique a pompe unique

Info

Publication number
BE821647A
BE821647A BE150028A BE150028A BE821647A BE 821647 A BE821647 A BE 821647A BE 150028 A BE150028 A BE 150028A BE 150028 A BE150028 A BE 150028A BE 821647 A BE821647 A BE 821647A
Authority
BE
Belgium
Prior art keywords
control system
transmission power
hydrostatic transmission
pump hydrostatic
pump
Prior art date
Application number
BE150028A
Other languages
English (en)
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 filed Critical
Publication of BE821647A publication Critical patent/BE821647A/fr

Links

Classifications

    • 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
    • F16H61/46—Automatic regulation in accordance with output requirements
    • F16H61/465—Automatic regulation in accordance with output requirements for achieving a target input speed
    • 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
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Fluid Gearings (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
BE150028A 1973-12-21 1974-10-29 Systeme d'alimentation et de commande d'une transmission hydrostatique a pompe unique BE821647A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US427087A US3877224A (en) 1973-12-21 1973-12-21 Single pump hydrostatic transmission control and supply system

Publications (1)

Publication Number Publication Date
BE821647A true BE821647A (fr) 1975-04-29

Family

ID=23693442

Family Applications (1)

Application Number Title Priority Date Filing Date
BE150028A BE821647A (fr) 1973-12-21 1974-10-29 Systeme d'alimentation et de commande d'une transmission hydrostatique a pompe unique

Country Status (5)

Country Link
US (2) US3877224A (fr)
JP (1) JPS5727956Y2 (fr)
BE (1) BE821647A (fr)
FR (1) FR2255518B1 (fr)
GB (1) GB1493406A (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4080850A (en) * 1975-09-02 1978-03-28 Caterpillar Tractor Co. Controls for combined hydrostatic and multiple speed range transmission units with automatic speed control and braking functions
US4203293A (en) * 1975-09-02 1980-05-20 Caterpillar Tractor Co. Controls for combined hydrostatic and multiple speed range transmission units with automatic speed control and braking functions
WO1981003309A1 (fr) * 1980-05-23 1981-11-26 Caterpillar Tractor Co Appareil de remplissage d'un reservoir
DE3447366A1 (de) * 1984-12-24 1986-07-03 Linde Ag, 6200 Wiesbaden Steuereinrichtung fuer ein hydrostatisches getriebe
US4745746A (en) * 1986-08-22 1988-05-24 Sundstrand Corporation Power control for a hydrostatic transmission
DE69023651T2 (de) * 1989-06-09 1996-05-02 Komatsu Mec Corp Vorrichtung zum steuern eines motors mit änderlichem vermögen für ein hydraulisch angetriebenes fahrzeug.
DE4128615C1 (fr) * 1991-08-28 1993-01-14 Hydromatik Gmbh, 7915 Elchingen, De
US5419130A (en) * 1991-08-28 1995-05-30 Hydromatik Gmbh Hydrostatic machine with drain oil discharge
JP3771958B2 (ja) * 1994-12-15 2006-05-10 ルーク ゲトリーベ−ジステーメ ゲゼルシャフト ミット ベシュレンクテル ハフツング 円錐プーリ形巻掛け伝動装置を備えた駆動ユニット
US5540048A (en) * 1995-01-30 1996-07-30 Martin Marietta Corporation Continuously variable hydrostatic transmission including a pulse width modulation ratio controller
FI112528B (fi) * 2001-11-05 2003-12-15 Ideachip Oy Menetelmä ja laite hydraulimoottorin vuotoöljyn palauttamiseksi
US20070144175A1 (en) * 2005-03-31 2007-06-28 Sopko Thomas M Jr Turbocharger system
US7076954B1 (en) * 2005-03-31 2006-07-18 Caterpillar Inc. Turbocharger system
DE102007047195A1 (de) * 2007-10-02 2009-04-09 Zf Friedrichshafen Ag Verstellvorrichtung des Hubvolumens von hydraulischen Kolbenmaschinen
US8393150B2 (en) * 2008-12-18 2013-03-12 Caterpillar Inc. System and method for operating a variable displacement hydraulic pump
US8175780B2 (en) * 2008-12-22 2012-05-08 Caterpillar Inc. Adaptive underspeed control

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3142962A (en) * 1963-02-25 1964-08-04 Caterpillar Tractor Co Control valve
US3212263A (en) * 1964-04-24 1965-10-19 Sundstrand Corp Hydrostatic transmission
US3187509A (en) * 1964-09-16 1965-06-08 Sundstrand Corp Hydrostatic transmission
US3477225A (en) * 1967-06-14 1969-11-11 Caterpillar Tractor Co Hydrostatic transmission control system
US3650107A (en) * 1970-08-12 1972-03-21 Sperry Rand Corp Power transmission

Also Published As

Publication number Publication date
FR2255518B1 (fr) 1979-10-12
FR2255518A1 (fr) 1975-07-18
JPS5091302U (fr) 1975-08-01
GB1493406A (en) 1977-11-30
US3886742A (en) 1975-06-03
US3877224A (en) 1975-04-15
JPS5727956Y2 (fr) 1982-06-18

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CATERPILLAR TRACTOR CO.

Effective date: 19851031