ES2422630T3 - Sistema mejorado de dirección asistida con una bomba eléctrica auxiliar - Google Patents

Sistema mejorado de dirección asistida con una bomba eléctrica auxiliar

Info

Publication number
ES2422630T3
ES2422630T3 ES05855237T ES05855237T ES2422630T3 ES 2422630 T3 ES2422630 T3 ES 2422630T3 ES 05855237 T ES05855237 T ES 05855237T ES 05855237 T ES05855237 T ES 05855237T ES 2422630 T3 ES2422630 T3 ES 2422630T3
Authority
ES
Spain
Prior art keywords
power steering
assistance
steering device
motor
electric power
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
ES05855237T
Other languages
English (en)
Inventor
Mark Eisenbarth
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.)
Volvo Trucks North America Inc
Original Assignee
Volvo Trucks North America Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38188976&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2422630(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Volvo Trucks North America Inc filed Critical Volvo Trucks North America Inc
Application granted granted Critical
Publication of ES2422630T3 publication Critical patent/ES2422630T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/065—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by specially adapted means for varying pressurised fluid supply based on need, e.g. on-demand, variable assist
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/062—Details, component parts
    • B62D5/063—Pump driven by vehicle engine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/062—Details, component parts
    • B62D5/064—Pump driven independently from vehicle engine, e.g. electric driven pump

Landscapes

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

Abstract

Método para aplicar un dispositivo de dirección asistida mecánico accionado por motor (20), reducido en tamañopara un camión (V), que comprende: proporcionar un dispositivo de dirección asistida mecánico accionado por motor (20) que está dimensionado para asíproporcionar menos que una potencia exigida a una unidad de dirección asistida (10) a velocidades de ralentí; proporcionar un dispositivo de dirección asistida eléctrico (40) que está adaptado para proporcionar al mismo tiempouna asistencia suplementaria a la asistencia desde dicho dispositivo de dirección asistida mecánico accionado pormotor (20) a velocidades de ralentí, tal que dicho dispositivo de dirección asistida mecánico accionado por motor(20) junto con dicho dispositivo de dirección asistida eléctrico (40) proporcionan una asistencia necesaria de ladirección a la unidad de dirección asistida (10) en el ralentí, caracterizado por proporcionar un controlador (50) para controlar un flujo de salida del dispositivo de dirección asistida eléctrico (40) altransmitir una señal sobre un medio de comunicación (50w) al dispositivo de dirección asistida eléctrico (40) tal quea velocidades del motor más altas, el dispositivo de dirección asistida eléctrico (40) proporciona una asistenciasuplementaria reducida a la asistencia desde dicho dispositivo de dirección asistida mecánico accionado por motor(20).
ES05855237T 2005-12-21 2005-12-21 Sistema mejorado de dirección asistida con una bomba eléctrica auxiliar Expired - Lifetime ES2422630T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2005/046642 WO2007073375A1 (en) 2005-12-21 2005-12-21 Improved power assisted steering system with an auxiliary electric pump

Publications (1)

Publication Number Publication Date
ES2422630T3 true ES2422630T3 (es) 2013-09-12

Family

ID=38188976

Family Applications (1)

Application Number Title Priority Date Filing Date
ES05855237T Expired - Lifetime ES2422630T3 (es) 2005-12-21 2005-12-21 Sistema mejorado de dirección asistida con una bomba eléctrica auxiliar

Country Status (4)

Country Link
US (1) US7854292B2 (es)
EP (1) EP1966028B1 (es)
ES (1) ES2422630T3 (es)
WO (1) WO2007073375A1 (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080277187A1 (en) * 2007-05-11 2008-11-13 Trw Automotive U.S. Llc Power steering apparatus
US8100220B2 (en) * 2008-03-28 2012-01-24 Rexius Forest By-Products, Inc. Vehicle having auxiliary steering system
TW201000340A (en) * 2008-06-20 2010-01-01 Sunyen Co Ltd Driving auxiliary system of power steering wheel
US8323151B2 (en) * 2010-01-12 2012-12-04 Capacity Of Texas, Inc. System and method of driving and controlling pneumatic and hydraulic systems
EP2371674B1 (en) * 2010-03-25 2012-12-05 Iveco S.p.A. Power steering system for a vehicle provided with means for actuating the stop & start function in a moving vehicle, especially an industrial or commercial or special vehicle
US20130175111A1 (en) * 2010-07-28 2013-07-11 Renault Trucks Power steering system for a vehicle
JP5617524B2 (ja) * 2010-10-22 2014-11-05 株式会社ジェイテクト 油圧式パワーステアリング装置
ES2785381T3 (es) * 2014-02-20 2020-10-06 Cma Macch Per Caffe Srl Máquina de café y procedimiento de control relacionado
US10005488B2 (en) 2015-12-18 2018-06-26 Ford Global Technologies, Llc Electrically controlled steering assistance actuator
WO2018081371A1 (en) * 2016-10-26 2018-05-03 Trw Automotive Us Llc Apparatus and method for turning steerable vehicle wheels
US10800446B2 (en) 2018-05-01 2020-10-13 Ford Global Technologies, Llc Methods and apparatus to modify steering assist of a hydraulic power steering system
SE543540C2 (en) * 2018-12-17 2021-03-23 Scania Cv Ab Method for controlling a steering system of a vehicle, control device, computer program and computer-readable medium

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2791287A (en) * 1954-07-19 1957-05-07 Gen Motors Corp Hydraulic power steering mechanism
US3727404A (en) * 1971-12-08 1973-04-17 Gen Motors Corp High pressure steering system
US4007593A (en) * 1973-07-16 1977-02-15 The Weatherhead Company Motor vehicle open center series hydraulic circuit
US3896617A (en) * 1973-11-01 1975-07-29 Caterpillar Tractor Co Steering system with electrically driven secondary steering means
SE399679B (sv) * 1976-02-27 1978-02-27 Volvo Bm Dubblerat styrsystem for fordon
US4116577A (en) * 1977-03-21 1978-09-26 National Machine Company, Inc. Flow sensing auxiliary pump by-pass valve
US4300650A (en) * 1979-12-10 1981-11-17 Weber Harold J Multilevel power assisted steering
US4410058A (en) * 1981-12-10 1983-10-18 Trw Inc. Vehicle steering apparatus
EP0153805B1 (en) * 1984-02-15 1989-07-19 Trw Cam Gears Limited A power assistance steering system for a vehicle
JPS62131870A (ja) * 1985-11-30 1987-06-15 Hino Motors Ltd 大型車両に使用されるパワ−・ステアリング
KR900008031B1 (ko) * 1986-05-27 1990-10-31 미츠비시 덴키 가부시키가이샤 모터구동식 파워스테어링 제어장치
US4765427A (en) * 1987-08-03 1988-08-23 General Motors Corporation Auxiliary pump system for variable effort power steering
US5192196A (en) 1991-03-11 1993-03-09 Ford Motor Company Flow control orifice for parallel flow fluid supply to power steering gear
JPH06329041A (ja) * 1993-05-21 1994-11-29 Jidosha Kiki Co Ltd 車速感応式パワーステアリング
US5564516A (en) 1995-02-23 1996-10-15 Satcon Technology Corporation Clutched electric motor steering system
DE19623567C2 (de) * 1996-06-13 2000-06-08 Daimler Chrysler Ag Hydraulische Servosteuerung, insbesondere hydraulische Servolenkung für Kraftfahrzeuge
US6041807A (en) * 1997-04-09 2000-03-28 Toyoda Koki Kabushiki Kaisha Flow control device of power steering apparatus
JP3705680B2 (ja) 1997-09-30 2005-10-12 光洋精工株式会社 油圧ユニット
US6321535B2 (en) * 1997-11-21 2001-11-27 Komatsu Ltd. Hydraulic circuit for working vehicle
US6101435A (en) * 1998-06-01 2000-08-08 Ford Global Technologies, Inc. Method for compensating a power assist steering system control signal
US6419042B1 (en) * 2000-10-03 2002-07-16 Trw Inc. Integrated electric power hydraulic steering system
JP2002255052A (ja) 2001-02-28 2002-09-11 Isuzu Motors Ltd 車両の補機駆動装置
DE10227993A1 (de) * 2002-06-22 2004-01-22 Robert Bosch Gmbh Vorrichtung mit einer durch einen Startergenerator antreibbaren Lenkhilfepumpe sowie Verfahren hierzu
JP2005532218A (ja) * 2002-07-05 2005-10-27 コンティネンタル・テーベス・アクチエンゲゼルシヤフト・ウント・コンパニー・オッフェネ・ハンデルスゲゼルシヤフト 液圧式パワーステアリング装置

Also Published As

Publication number Publication date
EP1966028A4 (en) 2011-09-14
US7854292B2 (en) 2010-12-21
EP1966028A1 (en) 2008-09-10
US20090194361A1 (en) 2009-08-06
WO2007073375A1 (en) 2007-06-28
EP1966028B1 (en) 2013-05-15

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