ES2089074T3 - Mecanismo de transmision hidrostatica de velocidad variable bidireccional. - Google Patents

Mecanismo de transmision hidrostatica de velocidad variable bidireccional.

Info

Publication number
ES2089074T3
ES2089074T3 ES91115211T ES91115211T ES2089074T3 ES 2089074 T3 ES2089074 T3 ES 2089074T3 ES 91115211 T ES91115211 T ES 91115211T ES 91115211 T ES91115211 T ES 91115211T ES 2089074 T3 ES2089074 T3 ES 2089074T3
Authority
ES
Spain
Prior art keywords
cylinders
group
turns
integral
transmission mechanism
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 - Lifetime
Application number
ES91115211T
Other languages
English (en)
Inventor
Paolo Martinelli
Ferdinando Cassese
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.)
Ferrari Engineering SpA
Original Assignee
Ferrari Engineering SpA
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 Ferrari Engineering SpA filed Critical Ferrari Engineering SpA
Application granted granted Critical
Publication of ES2089074T3 publication Critical patent/ES2089074T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control 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
    • F16H61/38Control of exclusively fluid gearing
    • F16H61/40Control of exclusively fluid gearing hydrostatic
    • F16H61/42Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F16H61/425Motor capacity control by electric actuators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H39/00Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution
    • F16H39/02Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motors at a distance from liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H47/00Combinations of mechanical gearing with fluid clutches or fluid gearing
    • F16H47/02Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control 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
    • F16H61/38Control of exclusively fluid gearing
    • F16H61/40Control of exclusively fluid gearing hydrostatic
    • F16H61/42Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F16H61/435Pump capacity control by electric actuators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control 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
    • F16H61/38Control of exclusively fluid gearing
    • F16H61/40Control of exclusively fluid gearing hydrostatic
    • F16H61/44Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
    • F16H61/448Control circuits for tandem pumps or motors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reciprocating Pumps (AREA)
  • Gear Transmission (AREA)
  • Hydraulic Motors (AREA)
  • Friction Gearing (AREA)

Abstract

UNA TRANSMISION QUE COMPRENDE UN PRIMER GRUPO DE CILINDROS (1) DE UNA BOMBA HIDRAULICA RADIAL, QUE GIRA RESPECTO A LA CAJA DE LA TRANSMISION (2) SOBRE UN PRIMER EJE (A1) Y ES TORSIONALMENTE INTEGRAL CON EL EJE PRIMARIO (6) DE LA TRANSMISION Y CON UN ALOJAMIENTO (15) EN EL INTERIOR DEL CUAL GIRA EL PRIMER GRUPO DE CILINDROS (1); UN SEGUNDO GRUPO DE CILINDROS (28) DE UN MOTOR HIDRAULICO RADIAL QUE GIRA RESPECTO A LA CAJA (2) SOBRE UN SEGUNDO EJE (A2); UN EJE DE SALIDA (60) CUYO EJE (A3) SE SITUA ENTRE LOS EJES MENCIONADOS CON ANTERIORIDAD (A1, A2) Y QUE ES INTEGRAL CON UN ENGRANAJE (62) QUE ENGRANA EN UN ENGRANAJE (64) INTEGRAL CON EL ALOJAMIENTO (15) EN EL QUE GIRA EL PRIMER GRUPO DE CILINDROS (1) Y CON OTRO ENGRANAJE (63) INTEGRAL CON EL SEGUNDO GRUPO DE CILINDROS (28); UN MEDIO PARA VARIAR EL DESPLAZAMIENTO DEL PRIMERO (1) Y DEL SEGUNDO (28) GRUPOS DE CILINDROS; Y MEDIOS DE DISTRIBUCION PARA CONECTAR ALTERNATIVAMENTE LOS CILINDROS DEL PRIMER GRUPO (1) CON LOS DEL SEGUNDO (28).
ES91115211T 1991-07-15 1991-09-09 Mecanismo de transmision hidrostatica de velocidad variable bidireccional. Expired - Lifetime ES2089074T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO910554A IT1250809B (it) 1991-07-15 1991-07-15 Trasmissione idrostatica atta a realizzare una variazione continua di velocita' nei due sensi di rotazione.

Publications (1)

Publication Number Publication Date
ES2089074T3 true ES2089074T3 (es) 1996-10-01

Family

ID=11409489

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91115211T Expired - Lifetime ES2089074T3 (es) 1991-07-15 1991-09-09 Mecanismo de transmision hidrostatica de velocidad variable bidireccional.

Country Status (5)

Country Link
US (1) US5167588A (es)
EP (1) EP0523280B1 (es)
DE (1) DE69120939T2 (es)
ES (1) ES2089074T3 (es)
IT (1) IT1250809B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9102187A (nl) * 1991-12-30 1993-07-16 Doornes Bedrijfswagen Fab Hydro-mechanisch transmissiesysteem.
DE102011102164A1 (de) * 2011-05-21 2012-11-22 Robert Bosch Gmbh Getriebe mit einer inneren Leistungsverzweigung
FR2999136B1 (fr) * 2012-12-07 2016-08-12 Poclain Hydraulics Ind Transmission hydrostatique pour vehicule avec engagement de moteurs selon leurs plages de fonctionnement optimales
FR3001923B1 (fr) * 2013-02-12 2015-02-27 Technoboost Chaine de traction pour un vehicule hybride comprenant un moteur thermique entrainant une pompe hydraulique disposant d’un moyen de blocage

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1819716A (en) * 1926-02-08 1931-08-18 Donmac Products Corp Power transmission
CH290406A (de) * 1950-08-14 1953-04-30 Elsaesser Charles Stufenlos regelbares Getriebe.
US3084562A (en) * 1958-09-29 1963-04-09 Fitzpatrick Inc Rotary pump and motor
US3107622A (en) * 1960-11-14 1963-10-22 Suden Adolph F Graf Von Combined hydraulic and pneumatic pump and motor unit for simultaneous air, vacuum and fluid circulation
GB1004050A (en) * 1963-09-20 1965-09-08 Ford Motor Co Hydrostatic transmission
US3408948A (en) * 1966-12-12 1968-11-05 Eaton Yale & Towne Positioning of control ring
US4747269A (en) * 1986-11-10 1988-05-31 David Constant V Variable speed power-transmitting system
JPS63303255A (ja) * 1987-06-03 1988-12-09 Honda Motor Co Ltd 静油圧式無段変速機

Also Published As

Publication number Publication date
DE69120939T2 (de) 1996-11-28
EP0523280B1 (en) 1996-07-17
US5167588A (en) 1992-12-01
DE69120939D1 (de) 1996-08-22
ITTO910554A0 (it) 1991-07-15
EP0523280A1 (en) 1993-01-20
IT1250809B (it) 1995-04-21
ITTO910554A1 (it) 1993-01-15

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