IT7949234A0 - Sistema di comando di ruote anteriori idrostatico - Google Patents

Sistema di comando di ruote anteriori idrostatico

Info

Publication number
IT7949234A0
IT7949234A0 IT7949234A IT4923479A IT7949234A0 IT 7949234 A0 IT7949234 A0 IT 7949234A0 IT 7949234 A IT7949234 A IT 7949234A IT 4923479 A IT4923479 A IT 4923479A IT 7949234 A0 IT7949234 A0 IT 7949234A0
Authority
IT
Italy
Prior art keywords
drive system
front wheel
wheel drive
hydrostatic front
hydrostatic
Prior art date
Application number
IT7949234A
Other languages
English (en)
Other versions
IT1118853B (it
Original Assignee
Deere & 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 Deere & Co filed Critical Deere & Co
Publication of IT7949234A0 publication Critical patent/IT7949234A0/it
Application granted granted Critical
Publication of IT1118853B publication Critical patent/IT1118853B/it

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
    • B60K17/356—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having fluid or electric motor, for driving one or more wheels
    • 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
    • F16H61/4157—Control of braking, e.g. preventing pump over-speeding when motor acts as a pump
    • 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)
  • Transportation (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)
  • Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
  • Operation Control Of Excavators (AREA)
IT49234/79A 1978-05-30 1979-05-29 Sistema di comando di ruote anteriori idrostatico IT1118853B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/910,645 US4177870A (en) 1978-05-30 1978-05-30 Hydrostatic front wheel drive system

Publications (2)

Publication Number Publication Date
IT7949234A0 true IT7949234A0 (it) 1979-05-29
IT1118853B IT1118853B (it) 1986-03-03

Family

ID=25429111

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49234/79A IT1118853B (it) 1978-05-30 1979-05-29 Sistema di comando di ruote anteriori idrostatico

Country Status (6)

Country Link
US (1) US4177870A (it)
JP (3) JPS54157931A (it)
CA (1) CA1122879A (it)
IT (1) IT1118853B (it)
MX (1) MX146876A (it)
SU (1) SU1263201A3 (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4769991A (en) * 1987-02-19 1988-09-13 Deere & Company Balanced hydraulic propulsion system
US4942934A (en) * 1988-03-17 1990-07-24 Deere & Company Belted crawler having auxiliary drive wheel
US5147010A (en) * 1990-12-06 1992-09-15 Caterpillar Inc. Method and apparatus for controlling a supplemental vehicle drive in response to slip in a main vehicle drive
JPH04104848U (ja) * 1991-02-14 1992-09-09 浦工株式会社 温灸治療用導子
US6857494B2 (en) * 2000-09-06 2005-02-22 Komatsu Ltd. Steering-wheel revolution number correction system of all-wheel-drive vehicle
DE10109775A1 (de) 2001-03-01 2002-09-12 Deere & Co Antriebssystem eines Arbeitsfahrzeugs
US6491600B1 (en) 2001-09-11 2002-12-10 Deere & Company Two stage planetary final device
US6644429B2 (en) 2002-01-28 2003-11-11 Deere & Co Hydrostatic auxiliary drive system
US7823897B2 (en) * 2006-10-04 2010-11-02 Deere & Company Vehicular drive system with FWD-only mode and associated method
US7836967B2 (en) 2008-07-28 2010-11-23 Caterpillar Inc Cooling system packaging arrangement for a machine
DE102010009704A1 (de) * 2010-03-01 2011-09-01 Robert Bosch Gmbh Hydraulischer Fahrantrieb und Verfahren zum Steuern eines derartigen Fahrantriebs
US9457841B2 (en) 2014-05-23 2016-10-04 Deere & Company Drive system with serially arranged variable displacement componentry
FR3026811B1 (fr) * 2014-10-03 2016-12-09 Poclain Hydraulics Ind Procede d'assistance hydraulique de l'entrainement d'un vehicule a basse vitesse
US10407072B2 (en) 2015-09-03 2019-09-10 Deere & Company System and method of regulating wheel slip in a traction vehicle
US9994104B2 (en) 2015-09-03 2018-06-12 Deere & Company System and method of reacting to wheel slip in a traction vehicle
US9845008B2 (en) 2015-09-03 2017-12-19 Deere & Company System and method of detecting load forces on a traction vehicle to predict wheel slip
US10112615B2 (en) 2015-09-03 2018-10-30 Deere & Company System and method of reacting to wheel slip in a traction vehicle
US9702458B2 (en) 2015-12-07 2017-07-11 Caterpillar Inc. Pressure and speed control for a vehicle
RU2727618C1 (ru) * 2020-01-31 2020-07-22 Акционерное общество «АВТОВАЗ» Транспортное средство с энергонакопительной гидросистемой привода второго ведущего моста

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3298252A (en) * 1964-01-17 1967-01-17 Deere & Co Transmission
US3272279A (en) * 1964-06-08 1966-09-13 Budzich Tadeusz Fluid pressure operated drive and clutch systems
US3458005A (en) * 1967-11-28 1969-07-29 Deere & Co Hydrostatic front wheel drive for a tractor
US3584698A (en) * 1968-07-23 1971-06-15 Caterpillar Tractor Co Hydrostatic scraper wheel drive
US3874470A (en) * 1973-05-31 1975-04-01 Clarence Kirk Greene Pressure-responsive displacement changer for vehicular drive system having a variable displacement pump
JPS5055032A (it) * 1973-09-19 1975-05-15
JPS5250416B2 (it) * 1973-11-16 1977-12-24
CA1044563A (en) * 1974-01-14 1978-12-19 Caterpillar Tractor Co. Auxiliary hydrostatic wheel drive
US3997017A (en) * 1974-01-14 1976-12-14 Caterpillar Tractor Co. Auxiliary hydrostatic front wheel drive system
US3894606A (en) * 1974-10-23 1975-07-15 Deere & Co Control system for hydrostatic drive tractors
US4077484A (en) * 1976-08-09 1978-03-07 Caterpillar Tractor Co. Hydro-electrical priority valve and speed control circuit
US4099588A (en) * 1976-09-01 1978-07-11 Caterpillar Tractor Co. Responsive pilot-operated control valve for front wheel drive

Also Published As

Publication number Publication date
IT1118853B (it) 1986-03-03
SU1263201A3 (ru) 1986-10-07
MX146876A (es) 1982-08-31
JPH0123332B2 (it) 1989-05-02
JPH023733B2 (it) 1990-01-24
CA1122879A (en) 1982-05-04
US4177870A (en) 1979-12-11
JPS63284037A (ja) 1988-11-21
JPH023732B2 (it) 1990-01-24
JPS54157931A (en) 1979-12-13
JPS63284036A (ja) 1988-11-21

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