ES2597957T3 - Sistema de dirección para vehículos a motor, en particular para máquinas agrícolas - Google Patents

Sistema de dirección para vehículos a motor, en particular para máquinas agrícolas Download PDF

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Publication number
ES2597957T3
ES2597957T3 ES11722100.2T ES11722100T ES2597957T3 ES 2597957 T3 ES2597957 T3 ES 2597957T3 ES 11722100 T ES11722100 T ES 11722100T ES 2597957 T3 ES2597957 T3 ES 2597957T3
Authority
ES
Spain
Prior art keywords
steering
support
motor vehicles
angle
agricultural machines
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.)
Active
Application number
ES11722100.2T
Other languages
English (en)
Inventor
Gabriele Balboni
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.)
CNH Industrial Italia SpA
Original Assignee
CNH Industrial Italia 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 CNH Industrial Italia SpA filed Critical CNH Industrial Italia SpA
Application granted granted Critical
Publication of ES2597957T3 publication Critical patent/ES2597957T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D7/00—Steering linkage; Stub axles or their mountings
    • B62D7/06—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G9/00—Resilient suspensions of a rigid axle or axle housing for two or more wheels
    • B60G9/02—Resilient suspensions of a rigid axle or axle housing for two or more wheels the axle or housing being pivotally mounted on the vehicle, e.g. the pivotal axis being parallel to the longitudinal axis of the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D9/00—Steering deflectable wheels not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D9/00—Steering deflectable wheels not otherwise provided for
    • B62D9/02—Steering deflectable wheels not otherwise provided for combined with means for inwardly inclining vehicle body on bends
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/30—Rigid axle suspensions
    • B60G2200/32—Rigid axle suspensions pivoted
    • B60G2200/322—Rigid axle suspensions pivoted with a single pivot point and a straight axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/40—Indexing codes relating to the wheels in the suspensions
    • B60G2200/44—Indexing codes relating to the wheels in the suspensions steerable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2300/00—Indexing codes relating to the type of vehicle
    • B60G2300/08—Agricultural vehicles
    • B60G2300/082—Tractors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
  • Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
  • Power Steering Mechanism (AREA)

Abstract

Sistema de dirección (100) para vehículos a motor (10), en particular para máquinas agrícolas, que comprende: - un primer conjunto de dirección (150) de las ruedas delanteras (W3, W4) que comprende un eje delantero (13), dos cubos delanteros (103, 104) y primeros medios actuadores (200) para dirigir directamente los cubos (103, 104) para hacer que giren solamente cada una de dichas ruedas delanteras (W3, W4) un ángulo (a1), (a2) respectivo; caracterizado porque comprende además: - un segundo conjunto de dirección (160) que comprende un soporte pivotante (101), abisagrado a un soporte de eje (11) fijo, y segundos medios actuadores (112) para hacer que gire el soporte pivotante (101) en torno a un perno (102) con relación al soporte de eje (11) fijo; estando el segundo conjunto de dirección (160) también capacitado para soportar el eje (13) que gira junto con el soporte pivotante (101) para dirigir de forma independiente el eje delantero (13) y las ruedas delanteras (W3, W4) un ángulo (b); siendo dicho segundo conjunto de dirección (160) activado solamente después de que cada ángulo (a1), (a2) haya alcanzado un valor (a1*), (a2*) respectivo predeterminado durante el direccionamiento realizado por dicho primer conjunto de dirección (150).

Description

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Claims (1)

  1. imagen1
ES11722100.2T 2010-06-03 2011-05-31 Sistema de dirección para vehículos a motor, en particular para máquinas agrícolas Active ES2597957T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ITBO20100345 2010-06-03
IT000345A ITBO20100345A1 (it) 2010-06-03 2010-06-03 Sistema di sterzatura per autoveicoli, in particolare per macchine agricole
PCT/EP2011/058946 WO2011151324A2 (en) 2010-06-03 2011-05-31 Steering system for motor vehicles, in particular for agricultural machines

Publications (1)

Publication Number Publication Date
ES2597957T3 true ES2597957T3 (es) 2017-01-24

Family

ID=42941364

Family Applications (1)

Application Number Title Priority Date Filing Date
ES11722100.2T Active ES2597957T3 (es) 2010-06-03 2011-05-31 Sistema de dirección para vehículos a motor, en particular para máquinas agrícolas

Country Status (5)

Country Link
US (1) US8851489B2 (es)
EP (1) EP2576323B1 (es)
ES (1) ES2597957T3 (es)
IT (1) ITBO20100345A1 (es)
WO (1) WO2011151324A2 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9561819B2 (en) * 2013-12-19 2017-02-07 Cnh Industrial America Llc System and method for actively determining a steering stop angle for a work vehicle
US9694848B1 (en) 2015-04-23 2017-07-04 Energy Performance Systems, Inc. High performance steering system
WO2020234882A1 (en) * 2019-05-21 2020-11-26 Ree Automotive Ltd. Wheel suspension system with mobile steering axis
DE102019125792B4 (de) 2019-09-25 2021-12-16 Crown Equipment Corp. Elektrisch betriebenes Lenkungssystem für ein Fahrzeug

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5046577A (en) * 1990-03-08 1991-09-10 Ford New Holland, Inc. Steering mechanism for tractors
US5129477A (en) * 1990-03-08 1992-07-14 Ford New Holland, Inc. Compound steering apparatus for tractors
US5312124A (en) * 1992-11-12 1994-05-17 Ford New Holland, Inc. Steerable axle support linkage
US5340138A (en) * 1992-11-12 1994-08-23 Ford-New Holland, Inc. Oversteer correction for compound steering apparatus
US5312123A (en) * 1992-11-12 1994-05-17 Ford New Holland, Inc. Compound steer conversion apparatus
US5447320A (en) * 1994-07-08 1995-09-05 New Holland North America, Inc. Steering mechanism for compact tractors
JP3464325B2 (ja) * 1995-10-20 2003-11-10 富士重工業株式会社 作業車の転舵装置
GB2309210A (en) * 1996-01-20 1997-07-23 New Holland Compound steering mechanism
IT1292872B1 (it) * 1997-04-22 1999-02-11 New Holland Italia Spa Gruppo di sterzo per un automezzo da lavoro.
US6675925B2 (en) * 2002-02-15 2004-01-13 Kubota Corporation Working vehicle
GB2392657B (en) * 2002-09-07 2006-03-08 Agco Sa Compound steering mechanism
ITBO20060141A1 (it) * 2006-02-27 2007-08-28 Cnh Italia Spa Autoveicolo, in particolare un trattore, provvisto di un dispositivo anteriore sterzabile.

Also Published As

Publication number Publication date
WO2011151324A3 (en) 2012-02-02
US8851489B2 (en) 2014-10-07
EP2576323B1 (en) 2016-07-13
ITBO20100345A1 (it) 2011-12-03
WO2011151324A2 (en) 2011-12-08
EP2576323A2 (en) 2013-04-10
US20130193658A1 (en) 2013-08-01

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