BR7600776A - Sistema de controle e transmissao hidrostatica - Google Patents

Sistema de controle e transmissao hidrostatica

Info

Publication number
BR7600776A
BR7600776A BR7600776A BR7600776A BR7600776A BR 7600776 A BR7600776 A BR 7600776A BR 7600776 A BR7600776 A BR 7600776A BR 7600776 A BR7600776 A BR 7600776A BR 7600776 A BR7600776 A BR 7600776A
Authority
BR
Brazil
Prior art keywords
control
transmission system
hydrostatic transmission
hydrostatic
transmission
Prior art date
Application number
BR7600776A
Other languages
English (en)
Inventor
C Habiger
W Spivey
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of BR7600776A publication Critical patent/BR7600776A/pt

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
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F16H61/433—Pump capacity control by fluid pressure control means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D11/00—Steering non-deflectable wheels; Steering endless tracks or the like
    • B62D11/02—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides
    • B62D11/06—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source
    • B62D11/10—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears
    • B62D11/14—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears differential power outputs being effected by additional power supply to one side, e.g. power originating from secondary power source
    • B62D11/18—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of a single main power source using gearings with differential power outputs on opposite sides, e.g. twin-differential or epicyclic gears differential power outputs being effected by additional power supply to one side, e.g. power originating from secondary power source the additional power supply being supplied hydraulically
    • B62D11/183—Control systems therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Control Of Fluid Gearings (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Motor Power Transmission Devices (AREA)
BR7600776A 1975-02-20 1976-02-06 Sistema de controle e transmissao hidrostatica BR7600776A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/551,809 US3996743A (en) 1975-02-20 1975-02-20 Underspeed actuator with part throttle control

Publications (1)

Publication Number Publication Date
BR7600776A true BR7600776A (pt) 1976-09-14

Family

ID=24202766

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7600776A BR7600776A (pt) 1975-02-20 1976-02-06 Sistema de controle e transmissao hidrostatica

Country Status (7)

Country Link
US (1) US3996743A (pt)
JP (1) JPS51108174A (pt)
BR (1) BR7600776A (pt)
CA (1) CA1023244A (pt)
DE (1) DE2606945A1 (pt)
FR (1) FR2301742A1 (pt)
GB (1) GB1490150A (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4094145A (en) * 1977-06-16 1978-06-13 Caterpillar Tractor Co. Underspeed actuator for a hydrostatic transmission having a shunt valve
US4182125A (en) * 1978-09-25 1980-01-08 Caterpillar Tractor Co. Control circuit for variable displacement pump with venturi bypass control
US4248134A (en) * 1978-09-25 1981-02-03 Caterpillar Tractor Co. Reset means for fluid control circuit
JPS56500700A (pt) * 1979-06-13 1981-05-21
WO1980002865A1 (en) * 1979-06-13 1980-12-24 Caterpillar Tractor Co Sequential preconditioning circuit for hydrostatic transmission
US4266626A (en) * 1979-06-13 1981-05-12 Caterpillar Tractor Co. Steering system with interlock valves
US4301835A (en) * 1979-12-26 1981-11-24 Caterpillar Tractor Co. Speed control and transmission vent valve
US4527393A (en) * 1981-09-02 1985-07-09 General Signal Corporation Control device for a hydrostatic transmission
US4588357A (en) * 1984-07-24 1986-05-13 Power Draulics-Nielsen, Inc. Hydraulic throttle control
US4745746A (en) * 1986-08-22 1988-05-24 Sundstrand Corporation Power control for a hydrostatic transmission
DE102004062388B4 (de) * 2004-12-23 2006-10-19 Brueninghaus Hydromatik Gmbh Hydrostatischer Antrieb mit Drehzahlbegrenzung
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 (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US27488A (en) * 1860-03-13 John walch
DE1256024B (de) * 1958-12-02 1967-12-07 Dowty Hydraulic Units Ltd Steuergeraet fuer ein aus einer Kraftmaschine und einem hydrostatischen Getriebe gebildetes Antriebsaggregat
US3228184A (en) * 1964-08-28 1966-01-11 Lucas Industries Ltd Hydraulic transmission systems
US3528243A (en) * 1967-06-14 1970-09-15 Caterpillar Tractor Co Relief and replenish package for a hydrostatic transmission
US3477225A (en) * 1967-06-14 1969-11-11 Caterpillar Tractor Co Hydrostatic transmission control system
US3533230A (en) * 1968-10-21 1970-10-13 Lucas Industries Ltd Hydraulic transmission mechanism for vehicles
GB1401798A (en) * 1971-07-28 1975-07-30 Advanced Prod Pty Controls for variable pumps or motors
US3785754A (en) * 1972-04-27 1974-01-15 Caterpillar Tractor Co Manual override system for a variable volume pump
US3886741A (en) * 1973-05-03 1975-06-03 Eaton Corp Hydrostatic transmission anti-stall system

Also Published As

Publication number Publication date
JPS51108174A (pt) 1976-09-25
CA1023244A (en) 1977-12-27
USB551809I5 (pt) 1976-02-24
FR2301742A1 (fr) 1976-09-17
DE2606945C2 (pt) 1989-05-03
FR2301742B1 (pt) 1981-05-29
GB1490150A (en) 1977-10-26
DE2606945A1 (de) 1976-09-02
US3996743A (en) 1976-12-14

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