EP3941185A1 - Elektrisch angetriebener universeller nebenantrieb - Google Patents

Elektrisch angetriebener universeller nebenantrieb

Info

Publication number
EP3941185A1
EP3941185A1 EP20800321.0A EP20800321A EP3941185A1 EP 3941185 A1 EP3941185 A1 EP 3941185A1 EP 20800321 A EP20800321 A EP 20800321A EP 3941185 A1 EP3941185 A1 EP 3941185A1
Authority
EP
European Patent Office
Prior art keywords
hydraulic motors
vehicle
swash
pair
yard maintenance
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.)
Pending
Application number
EP20800321.0A
Other languages
English (en)
French (fr)
Inventor
Louise STENEBRAND
Andreas HULTGREN
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.)
Husqvarna AB
Original Assignee
Husqvarna AB
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 Husqvarna AB filed Critical Husqvarna AB
Publication of EP3941185A1 publication Critical patent/EP3941185A1/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B60K17/348—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
    • A01D69/03—Driving mechanisms or parts thereof for harvesters or mowers fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
    • B60W30/02—Control of vehicle driving stability
    • B60W30/045—Improving turning performance
    • 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
    • F16H61/4052—Control of a bypass valve by using a variable restriction, e.g. an orifice 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
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • 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
    • 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
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0015—Disposition of motor in, or adjacent to, traction wheel the motor being hydraulic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/20—Off-Road Vehicles
    • B60Y2200/22—Agricultural vehicles
    • B60Y2200/223—Ridable lawn mowers
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2253—Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/16—Systems essentially having two or more interacting servomotors, e.g. multi-stage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Non-Deflectable Wheels, Steering Of Trailers, Or Other Steering (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)
EP20800321.0A 2020-03-04 2020-10-21 Elektrisch angetriebener universeller nebenantrieb Pending EP3941185A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE2050245A SE543917C2 (en) 2020-03-04 2020-03-04 Electrically powered, universal accessory drive
PCT/IB2020/059905 WO2021176266A1 (en) 2020-03-04 2020-10-21 Electrically powered, universal accessory drive

Publications (1)

Publication Number Publication Date
EP3941185A1 true EP3941185A1 (de) 2022-01-26

Family

ID=73040169

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20800321.0A Pending EP3941185A1 (de) 2020-03-04 2020-10-21 Elektrisch angetriebener universeller nebenantrieb

Country Status (3)

Country Link
EP (1) EP3941185A1 (de)
SE (1) SE543917C2 (de)
WO (1) WO2021176266A1 (de)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3446240A (en) * 1966-12-08 1969-05-27 North American Rockwell Hydrostatic transmission
GB1437591A (en) * 1973-01-23 1976-05-26 Clark Equipment Co Hydrostatic power transmission system
DE4211323A1 (de) * 1992-04-04 1993-10-07 Orenstein & Koppel Ag Verfahren zur stufenlosen Regelung eines hydrostatischen Fahrantriebes sowie hydrostatischer Fahrantrieb für Mobilfahrzeuge
US5915496A (en) * 1996-08-26 1999-06-29 Ransomes America Corporation Parallel-series four-wheel-drive hydraulic circuit for a riding lawn mower
IE990989A1 (en) * 1998-11-26 2000-07-12 Moffett Res & Dev Ltd An hydraulic drive system
JP3437775B2 (ja) * 1999-01-08 2003-08-18 イートン機器株式会社 油圧式四輪駆動システム
US6405514B1 (en) * 2000-02-18 2002-06-18 The Toro Company Hydraulic drive system for turf maintenance equipment unit
JP2008143206A (ja) * 2006-12-06 2008-06-26 Kanzaki Kokyukoki Mfg Co Ltd 油圧四輪駆動車両
US8002073B2 (en) * 2008-04-22 2011-08-23 Kanzaki Kokyukoki Mfg. Co., Ltd. Hydraulic drive working vehicle
EP2336606B1 (de) * 2009-12-10 2014-05-07 Kanzaki Kokyukoki Mfg. Co., Ltd. Hydraulische Motoreinheit und hydraulisches Vierradantriebsarbeitsfahrzeug
DE102010015498A1 (de) * 2010-04-16 2011-10-20 Robert Bosch Gmbh Hydrostatischer Fahrantrieb
JP2011251657A (ja) * 2010-06-03 2011-12-15 Ihi Construction Machinery Ltd 四輪駆動車両用油圧回路
EP2567850B1 (de) * 2011-09-06 2015-03-04 Kanzaki Kokyukoki Mfg. Co., Ltd. Hydraulisches Nutzfahrzeug mit Allradantrieb
US10578211B2 (en) * 2018-04-04 2020-03-03 Terex South Dakota, Inc. Hydraulic drivetrain for a utility vehicle

Also Published As

Publication number Publication date
WO2021176266A1 (en) 2021-09-10
SE543917C2 (en) 2021-09-21
SE2050245A1 (en) 2021-09-05

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