FR2440497A1 - Dispositif de commande d'une boite de vitesse - Google Patents

Dispositif de commande d'une boite de vitesse

Info

Publication number
FR2440497A1
FR2440497A1 FR7925710A FR7925710A FR2440497A1 FR 2440497 A1 FR2440497 A1 FR 2440497A1 FR 7925710 A FR7925710 A FR 7925710A FR 7925710 A FR7925710 A FR 7925710A FR 2440497 A1 FR2440497 A1 FR 2440497A1
Authority
FR
France
Prior art keywords
gearbox
controlling
control device
clutched
tractors
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.)
Granted
Application number
FR7925710A
Other languages
English (en)
Other versions
FR2440497B1 (fr
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.)
Kloeckner Humboldt Deutz AG
Original Assignee
Kloeckner Humboldt Deutz AG
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 Kloeckner Humboldt Deutz AG filed Critical Kloeckner Humboldt Deutz AG
Publication of FR2440497A1 publication Critical patent/FR2440497A1/fr
Application granted granted Critical
Publication of FR2440497B1 publication Critical patent/FR2440497B1/fr
Expired legal-status Critical Current

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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D48/0206—Control by fluid pressure in a system with a plurality of fluid-actuated clutches
    • 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
    • F16H61/04—Smoothing ratio shift
    • F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
    • F16H61/065—Smoothing ratio shift by controlling rate of change of fluid pressure using fluid control means
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D2048/0209—Control by fluid pressure characterised by fluid valves having control pistons, e.g. spools
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D2048/0224—Details of conduits, connectors or the adaptors therefor specially adapted for clutch control
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D2048/0227—Source of pressure producing the clutch engagement or disengagement action within a circuit; Means for initiating command action in power assisted devices
    • F16D2048/0233—Source of pressure producing the clutch engagement or disengagement action within a circuit; Means for initiating command action in power assisted devices by rotary pump actuation
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D2048/0257—Hydraulic circuit layouts, i.e. details of hydraulic circuit elements or the arrangement thereof
    • F16D2048/0281—Complex circuits with more than two valves in series or special arrangements thereof not provided for in previous groups

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Control Of Transmission Device (AREA)
  • Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
  • Gear-Shifting Mechanisms (AREA)

Abstract

A.DISPOSITIF DE COMMANDE D'UNE BOITE DE VITESSE. B.DISPOSITIF DE COMMANDE CARACTERISE EN CE QU'IL COMPORTE DEUX EMBRAYAGES-DEBRAYAGES DONT L'UN EST DEBRAYE LORSQUE L'AUTRE EST EMBRAYE ET INVERSEMENT, AVEC UN CIRCUIT HYDRAULIQUE DE COMMANDE. C.L'INVENTION S'APPLIQUE NOTAMMENT AUX TRACTEURS A USAGE AGRICOLE.
FR7925710A 1978-10-30 1979-10-16 Dispositif de commande d'une boite de vitesse Expired FR2440497B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782847123 DE2847123A1 (de) 1978-10-30 1978-10-30 Steuervorrichtung fuer ein durch druckmittel- bzw. federkraftbetaetigte kupplungen unter last schaltbares wechselgetriebe

Publications (2)

Publication Number Publication Date
FR2440497A1 true FR2440497A1 (fr) 1980-05-30
FR2440497B1 FR2440497B1 (fr) 1988-04-29

Family

ID=6053440

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7925710A Expired FR2440497B1 (fr) 1978-10-30 1979-10-16 Dispositif de commande d'une boite de vitesse

Country Status (3)

Country Link
DE (1) DE2847123A1 (fr)
FR (1) FR2440497B1 (fr)
GB (1) GB2033986B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3128108C2 (de) * 1981-07-16 1983-04-28 Carl Hurth Maschinen- und Zahnradfabrik GmbH & Co, 8000 München Schalteinrichtung für ein von einem Hydromotor angetriebenes lastschaltbares Zweigang-Getriebe, insbesondere für Mobilbagger
DE3131420A1 (de) * 1981-08-07 1983-02-24 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen "vorrichtung in einem fluidgesteuerten system zur raschen betaetigung eines zylinders"
JPH10231862A (ja) * 1997-02-21 1998-09-02 Tochigi Fuji Ind Co Ltd クラッチ機構およびこれを備えたディファレンシャル装置
DE19813982C2 (de) * 1998-03-28 2002-06-20 Bosch Gmbh Robert Kupplungssteuerung
DE102006003517A1 (de) * 2006-01-24 2007-07-26 Borgwarner Inc., Auburn Hills Hydraulische Steuereinrichtung und Verfahren zur Ansteuerung zweier Aktuatoren

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB860051A (en) * 1957-12-05 1961-02-01 Welded Products Ltd Improvements in change-speed gearing for mechanical drawing presses
GB895452A (en) * 1958-09-29 1962-05-02 Brown David Ind Ltd New or improved change-speed transmission control mechanism for vehicles
GB1241744A (en) * 1969-01-13 1971-08-04 Steyr Daimler Puch Ag A transmission for agricultural tractors
GB1317582A (en) * 1970-02-21 1973-05-23 Brown Tractors Ltd Multi-radio transmission mechanism for vehicles
GB1349924A (en) * 1971-06-09 1974-04-10 Caterpillar Tractor Co Reversible winch
GB1424735A (en) * 1972-06-22 1976-02-11 Zahnradfabrik Friedrichshafen Hydraulically operated clutch arrangements
GB1450816A (en) * 1974-01-10 1976-09-29 Komatsu Mfg Co Ltd Hydraulic apparatus
GB1517499A (en) * 1976-05-21 1978-07-12 Steyr Daimler Puch Ag Shifting mechanism for a two-speed transmission

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE933432C (de) * 1949-08-27 1955-09-22 Daimler Benz Ag Vorrichtung zum wahlweisen Schalten von Wechselkupplungen

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB860051A (en) * 1957-12-05 1961-02-01 Welded Products Ltd Improvements in change-speed gearing for mechanical drawing presses
GB895452A (en) * 1958-09-29 1962-05-02 Brown David Ind Ltd New or improved change-speed transmission control mechanism for vehicles
GB1241744A (en) * 1969-01-13 1971-08-04 Steyr Daimler Puch Ag A transmission for agricultural tractors
GB1317582A (en) * 1970-02-21 1973-05-23 Brown Tractors Ltd Multi-radio transmission mechanism for vehicles
GB1349924A (en) * 1971-06-09 1974-04-10 Caterpillar Tractor Co Reversible winch
GB1424735A (en) * 1972-06-22 1976-02-11 Zahnradfabrik Friedrichshafen Hydraulically operated clutch arrangements
GB1450816A (en) * 1974-01-10 1976-09-29 Komatsu Mfg Co Ltd Hydraulic apparatus
GB1517499A (en) * 1976-05-21 1978-07-12 Steyr Daimler Puch Ag Shifting mechanism for a two-speed transmission

Also Published As

Publication number Publication date
DE2847123A1 (de) 1980-05-08
GB2033986B (en) 1982-12-08
GB2033986A (en) 1980-05-29
DE2847123C2 (fr) 1989-06-22
FR2440497B1 (fr) 1988-04-29

Similar Documents

Publication Publication Date Title
ES503723A0 (es) Perfeccionamientos en un sistema de control electronico del embrague de transmision de un vehiculo
FR2346923A1 (fr) Recepteur de television muni d'un dispositif auxiliaire pour afficher des symboles de jeu sur l'ecran
FR2440497A1 (fr) Dispositif de commande d'une boite de vitesse
ES8300586A1 (es) Dispositivo de mando para el accionamiento de un vehiculo industrial, en particular tractor agricola.
RO84422A (fr) Dispositif pour le reglage sans reaction du coefficient de mixage auxmecanismes d'elevation des machines agricoles
FR2437315B1 (fr) Dispositif de commande pour transmissions hydromecaniques, en particulier pour tracteurs agricoles ou vehicules utilitaires analogues
FR2377924A1 (fr) Circuit hydraulique de commande
ES509197A0 (es) Perfeccionamientos en un dispositivo de control del embrague de la transmision de un vehiculo.
FR2368645A1 (fr) Moteur de frein et frein a disque equipe d'un tel moteur
BE607519A (fr) Dispositif de commande hydraulique pour tracteur et tracteur équipé de ce dispositif similaire.
FR2335390A1 (fr) Vehicule tel que tracteur a chenilles avec systeme d'embrayages de d irection et pedale unique de commande des freins
FR1455915A (fr) Perfectionnement apporté au dispositif de commande des roues directrices d'une semi-remorque
FR1417971A (fr) Dispositif d'asservissement d'un servo-mécanisme à deux grandeurs applicable notamment à la commande de relevage d'instruments attelés à des tracteurs agricoles ou analogues
FR1262096A (fr) Dispositif d'attelage pour l'accouplement de moissonneuses à un tracteur ainsi que les tracteurs munis de dispositifs conformes ou similaires aux précédents
JPS5434660A (en) Limiter circuit
JPS5229570A (en) Oil pressure control device of automatic change gear for vehicles
JPS5415228A (en) Clutch control device
FR1279840A (fr) Dispositif de montage d'instrument agricole, notamment pour tracteur ainsi que le tracteur équipé de ce dispositif ou d'un dispositif similaire
JPS541596A (en) Evaluation function indication of auto pilot
JPS5450948A (en) Bidirectional constant current circuit
JPS5427129A (en) Change-speed gear unit for use in crawler driving system
FR1269806A (fr) Dispositif de commande de moyeu coulissant de roue de véhicule agricole et analogue
FR1262097A (fr) Dispositif d'attelage d'une moissonneuse à un tracteur ainsi que les tracteurs munis de dispositifs d'attelage conformes ou similaires au précédent
JPS5360021A (en) Agricultural tractor
FR1354458A (fr) Dispositif de réglage d'intensité haute fréquence, variable avec le temps, dans un récepteur radar

Legal Events

Date Code Title Description
ST Notification of lapse