ES481751A1 - Perfeccionamientos en los sistemas de control para transmi- siones hidrostaticas. - Google Patents

Perfeccionamientos en los sistemas de control para transmi- siones hidrostaticas.

Info

Publication number
ES481751A1
ES481751A1 ES481751A ES481751A ES481751A1 ES 481751 A1 ES481751 A1 ES 481751A1 ES 481751 A ES481751 A ES 481751A ES 481751 A ES481751 A ES 481751A ES 481751 A1 ES481751 A1 ES 481751A1
Authority
ES
Spain
Prior art keywords
stall
command signal
control system
control
electrical
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
Application number
ES481751A
Other languages
English (en)
Spanish (es)
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.)
Eaton Corp
Original Assignee
Eaton Corp
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 Eaton Corp filed Critical Eaton Corp
Publication of ES481751A1 publication Critical patent/ES481751A1/es
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
    • F02D29/04—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving pumps
    • 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
    • F16H61/435—Pump capacity control by electric actuators
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S60/00—Power plants
    • Y10S60/911—Fluid motor system incorporating electrical system

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Control Of Fluid Gearings (AREA)
  • Control Of Transmission Device (AREA)
ES481751A 1978-06-22 1979-06-21 Perfeccionamientos en los sistemas de control para transmi- siones hidrostaticas. Expired ES481751A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/918,117 US4180979A (en) 1978-06-22 1978-06-22 Anti-stall control for electrical hydrostatic transmission control system

Publications (1)

Publication Number Publication Date
ES481751A1 true ES481751A1 (es) 1980-01-16

Family

ID=25439836

Family Applications (1)

Application Number Title Priority Date Filing Date
ES481751A Expired ES481751A1 (es) 1978-06-22 1979-06-21 Perfeccionamientos en los sistemas de control para transmi- siones hidrostaticas.

Country Status (8)

Country Link
US (1) US4180979A (2)
EP (1) EP0020351B1 (2)
JP (1) JPH0228031B2 (2)
CA (1) CA1153448A (2)
DE (1) DE2965712D1 (2)
ES (1) ES481751A1 (2)
IT (1) IT1121098B (2)
WO (1) WO1980000177A1 (2)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274257A (en) * 1979-01-08 1981-06-23 Eaton Corporation Anti-stall controller
SE435750B (sv) * 1979-06-15 1984-10-15 Akermans Verkstad Ab Anordning for begrensning av fran ett hydraulaggregat uttagen effekt
US4351152A (en) * 1979-09-24 1982-09-28 Sundstrand Corporation Electronic constant speed control for a hydrostatic transmission
US4355509A (en) * 1979-12-31 1982-10-26 Sundstrand Corporation Split torque transmission control
US4337587A (en) * 1980-04-14 1982-07-06 Presley Glen T Vehicle power control system
US4455770A (en) * 1980-04-14 1984-06-26 Presley Glen T Trencher power control system
AU552866B2 (en) * 1981-05-18 1986-06-26 Deere & Company Power-on-demand hydraulic system
US4448021A (en) * 1982-01-21 1984-05-15 Sundstrand Corporation Anti-stall control
US4542802A (en) * 1982-04-02 1985-09-24 Woodward Governor Company Engine and transmission control system for combines and the like
US4594666A (en) * 1983-07-11 1986-06-10 J. I. Case Company Transmission monitor/control microprocessor for continuously variable power train
US4648040A (en) * 1984-02-21 1987-03-03 J. I. Case Company Engine monitor/control microprocessor for continuously variable power train
US4663713A (en) * 1984-02-21 1987-05-05 J. I. Case Company Automatic power control for variable power train
US4663714A (en) * 1984-10-18 1987-05-05 J. I. Case Company Synchronized mid-mounted clutch for variable power train
DE3516768C2 (de) * 1985-05-09 1987-05-14 Mannesmann Rexroth GmbH, 8770 Lohr Schaltungsanordnung zur Drehzahlregelung einer hydrostatischen Maschine
JPH0721315B2 (ja) * 1987-10-13 1995-03-08 本田技研工業株式会社 車両用無段変速機のクラッチ制御方法
DE3853344T2 (de) * 1987-11-28 1995-11-09 Hitachi Construction Machinery Sicherheitsvorrichtung für einen geschlossenen hydraulischen Kreislauf.
US5468126A (en) * 1993-12-23 1995-11-21 Caterpillar Inc. Hydraulic power control system
US5525043A (en) * 1993-12-23 1996-06-11 Caterpillar Inc. Hydraulic power control system
US5531070A (en) * 1994-11-25 1996-07-02 New Holland North America, Inc. Diesel engine reverse start inhibit
US5576962A (en) * 1995-03-16 1996-11-19 Caterpillar Inc. Control system and method for a hydrostatic drive system
US5933795A (en) * 1996-03-19 1999-08-03 Sauer Inc. Speed sensing device
US6305419B1 (en) 2000-07-14 2001-10-23 Clark Equipment Company Variable pilot pressure control for pilot valves
US6675577B2 (en) * 2001-07-13 2004-01-13 Deere & Company Anti-stall transmission control for utility vehicle
US8880300B2 (en) 2012-09-08 2014-11-04 The Toro Company Outdoor power equipment unit with condition responsive electronic control of traction drive system
GB2518413A (en) * 2013-09-20 2015-03-25 Jc Bamford Excavators Ltd Anti-lug and anti-stall control unit

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2581149A (en) * 1946-03-29 1952-01-01 Charles H Shaw Fire control
US3173243A (en) * 1963-08-19 1965-03-16 Sundstrand Corp Electric override
US3234726A (en) * 1964-05-11 1966-02-15 Sundstrand Corp Electric override for pump
US3324740A (en) * 1966-06-01 1967-06-13 Gen Electric Power system control
US3667225A (en) * 1970-08-12 1972-06-06 Scott Equipment Co Hydrostatic drive and control system therefor
US3768373A (en) * 1972-08-28 1973-10-30 Chandler Evans Inc Linearized pressure gain module
US3804191A (en) * 1972-12-04 1974-04-16 Caterpillar Tractor Co Transmission coordinating system with anti-stall means for vehicles having a plurality of engines
US3924410A (en) * 1974-10-02 1975-12-09 Eaton Corp Hydrostatic transmission control system
US3914938A (en) * 1974-08-20 1975-10-28 Eaton Corp Electrical hydrostatic transmission control system
US4103489A (en) * 1977-04-15 1978-08-01 Deere & Company Total power fluid system
US4091617A (en) * 1977-05-11 1978-05-30 Eaton Corporation Hydraulic controller

Also Published As

Publication number Publication date
EP0020351A1 (en) 1981-01-07
JPS55500396A (2) 1980-07-03
DE2965712D1 (en) 1983-07-28
JPH0228031B2 (2) 1990-06-21
WO1980000177A1 (en) 1980-02-07
IT7923548A0 (it) 1979-06-13
CA1153448A (en) 1983-09-06
EP0020351B1 (en) 1983-06-22
IT1121098B (it) 1986-03-26
EP0020351A4 (en) 1980-06-17
US4180979A (en) 1980-01-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971001