PT1157963E - Sistema hidraulico para um carregador com rodas - Google Patents

Sistema hidraulico para um carregador com rodas

Info

Publication number
PT1157963E
PT1157963E PT01304608T PT01304608T PT1157963E PT 1157963 E PT1157963 E PT 1157963E PT 01304608 T PT01304608 T PT 01304608T PT 01304608 T PT01304608 T PT 01304608T PT 1157963 E PT1157963 E PT 1157963E
Authority
PT
Portugal
Prior art keywords
valve
low pressure
chamber
hydraulic fluid
pressure region
Prior art date
Application number
PT01304608T
Other languages
English (en)
Inventor
Cook David
Covell Ben
Original Assignee
Bamford Excavators Ltd
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=9892266&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT1157963(E) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bamford Excavators Ltd filed Critical Bamford Excavators Ltd
Publication of PT1157963E publication Critical patent/PT1157963E/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/065—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks non-masted
    • B66F9/0655—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks non-masted with a telescopic boom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • B66F9/22—Hydraulic devices or systems
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
    • E02F9/2207—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for reducing or compensating oscillations
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Transportation (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Vehicle Body Suspensions (AREA)
PT01304608T 2000-05-25 2001-05-24 Sistema hidraulico para um carregador com rodas PT1157963E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0012602A GB2365407B (en) 2000-05-25 2000-05-25 Hydraulic system for wheeled loader

Publications (1)

Publication Number Publication Date
PT1157963E true PT1157963E (pt) 2005-03-31

Family

ID=9892266

Family Applications (2)

Application Number Title Priority Date Filing Date
PT01304608T PT1157963E (pt) 2000-05-25 2001-05-24 Sistema hidraulico para um carregador com rodas
PT04004513T PT1428789E (pt) 2000-05-25 2001-05-24 Processo para a operacao de um sistema hidraulico para um carregador com rodas

Family Applications After (1)

Application Number Title Priority Date Filing Date
PT04004513T PT1428789E (pt) 2000-05-25 2001-05-24 Processo para a operacao de um sistema hidraulico para um carregador com rodas

Country Status (8)

Country Link
US (1) US7089734B2 (pt)
EP (4) EP1157963B1 (pt)
AT (4) ATE294133T1 (pt)
DE (4) DE60106671T9 (pt)
DK (2) DK1428789T3 (pt)
ES (3) ES2240952T3 (pt)
GB (1) GB2365407B (pt)
PT (2) PT1157963E (pt)

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DE10227966A1 (de) 2002-06-22 2004-01-08 Deere & Company, Moline Hydraulische Steueranordnung für eine mobile Arbeitsmaschine
US7383906B2 (en) 2002-08-29 2008-06-10 Jlg Industries, Inc. Rotatable and telescopic work machine
KR100953809B1 (ko) * 2002-12-27 2010-04-21 두산인프라코어 주식회사 휠로더의 붐완충장치
DE10305790A1 (de) * 2003-02-07 2004-08-26 Hydac System Gmbh Federungsvorrichtung
DE10336684A1 (de) * 2003-08-09 2005-03-03 Deere & Company, Moline Hydraulische Steueranordnung für eine mobile Arbeitsmaschine
DE102004010053A1 (de) * 2004-03-02 2005-09-29 Hydac System Gmbh Federungsvorrichtung
DE102004012362A1 (de) * 2004-03-13 2005-09-22 Deere & Company, Moline Hydraulische Anordnung
US7377523B2 (en) * 2004-05-17 2008-05-27 Husco International, Inc. Hydraulic suspension with a lock-out mechanism for an off-highway vehicle
DE102004032868A1 (de) * 2004-07-07 2006-02-09 Liebherr-Hydraulikbagger Gmbh Bagger und Maschine zum Materialumschlag
GB2418903B (en) * 2004-10-08 2008-06-25 Caterpillar Inc Ride control circuit for a work machine
DE602004011077T2 (de) * 2004-11-12 2009-01-02 Parker Hannifin Ab Niveauregulierung
DE102004056418B4 (de) 2004-11-23 2013-02-28 Deere & Company Hydraulische Anordnung
FR2881126B1 (fr) * 2005-01-21 2007-03-30 Hydrokit Soc Par Actions Simpl Engin roulant du type muni d'un bras, comportant un dispositif d'amortissement du bras.
EP1733996B1 (en) * 2005-06-15 2009-03-11 Bosch Rexroth Oil Control S.p.A. A hydraulic apparatus for raising and lowering an arm hinged to a work vehicle
DE102005033154A1 (de) 2005-07-13 2007-01-18 Deere & Company, Moline Hydraulische Anordnung
DE102005038333A1 (de) 2005-08-11 2007-02-15 Deere & Company, Moline Hydraulische Anordnung
ITTO20050629A1 (it) * 2005-09-15 2007-03-16 Cnh Italia Spa Disposizione idraulica per un braccio di sollevamento incernierato ad un veicolo
US20080093093A1 (en) * 2006-10-24 2008-04-24 Morris Industries Ltd Combination Hydraulic Hold-Down and Lift System for an Agricultural Implement
EP1964756B1 (de) * 2007-01-24 2009-04-29 Klemm Bohrtechnik GmbH Pendelfahrwerk, insbesondere für ein Bohrgerät
GB2451244B (en) * 2007-07-21 2011-09-28 Bamford Excavators Ltd Working machine
FR2923352B1 (fr) * 2007-11-12 2010-01-15 Signalisation Moderne Autoroutiere Sma Machine de fauchage/debroussaillage/elagage munie d'un moyen d'amortissement de chocs
US7827787B2 (en) 2007-12-27 2010-11-09 Deere & Company Hydraulic system
US9055719B2 (en) * 2012-12-06 2015-06-16 Deere & Company Method and apparatus for ride control activation
US10030676B2 (en) * 2014-04-23 2018-07-24 Hyster—Yale Group, Inc. Hydraulic fluid supply apparatus and methods
US20170175780A1 (en) * 2014-05-14 2017-06-22 Moisés Castro Salinas Safety Valve For The Hydraulic Hopper Lifting System Of Compactor Trucks
JP6532427B2 (ja) * 2016-04-26 2019-06-19 株式会社クボタ 作業車
CN109573895A (zh) * 2018-12-29 2019-04-05 航天重型工程装备有限公司 一种蓄电池铲运装置

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US4367673A (en) * 1981-01-09 1983-01-11 Dresser Industries, Inc. System and method for controlling the elevation of a boom hoist device
JPS58121305A (ja) * 1982-01-11 1983-07-19 Kobe Steel Ltd 油圧シリンダの伸縮保持用油圧回路
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JPH0639317B2 (ja) 1989-09-09 1994-05-25 株式会社神戸製鋼所 移動式クレーンの変位抑制機構
JPH0815998B2 (ja) 1989-10-14 1996-02-21 株式会社神戸製鋼所 ホイール式クレーンの振動抑制装置
US5195864A (en) * 1991-08-28 1993-03-23 Case Corporation Hydraulic system for a wheel loader
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ATE150508T1 (de) * 1991-09-04 1997-04-15 Orenstein & Koppel Ag Hydraulisches schwingungsdämpfungssystem für mit arbeitsgeräten versehene arbeitsmaschinen
JP3129495B2 (ja) * 1991-12-13 2001-01-29 株式会社小松製作所 昇降作業機の位置エネルギ回収装置
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JPH0978633A (ja) * 1995-09-13 1997-03-25 Komatsu Ltd 車輪式建設機械の走行振動抑制油圧回路
US5706657A (en) 1996-04-12 1998-01-13 Caterpillar Inc. Ride control system with an auxiliary power source
GB2327076A (en) 1997-07-08 1999-01-13 Bamford Excavators Ltd Hydraulic crowd mechanisms
DE19734658A1 (de) 1997-08-11 1999-02-18 Mannesmann Rexroth Ag Hydraulische Steueranordnung für eine mobile Arbeitsmaschine, insbesondere für einen Radlader
US6167701B1 (en) 1998-07-06 2001-01-02 Caterpillar Inc. Variable rate ride control
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Also Published As

Publication number Publication date
EP1961694A1 (en) 2008-08-27
EP1522520B1 (en) 2008-06-25
EP1522520A3 (en) 2005-04-20
EP1428789A3 (en) 2004-06-30
ES2362809T3 (es) 2011-07-13
ATE399142T1 (de) 2008-07-15
ES2240952T3 (es) 2005-10-16
ATE294133T1 (de) 2005-05-15
DE60106671D1 (de) 2004-12-02
GB0012602D0 (en) 2000-07-12
EP1157963A3 (en) 2002-04-17
GB2365407A (en) 2002-02-20
ES2228758T3 (es) 2005-04-16
DE60144256D1 (de) 2011-04-28
ATE501974T1 (de) 2011-04-15
EP1428789B1 (en) 2005-04-27
US7089734B2 (en) 2006-08-15
DK1157963T3 (da) 2005-02-14
EP1428789A2 (en) 2004-06-16
EP1157963A2 (en) 2001-11-28
EP1961694B1 (en) 2011-03-16
GB2365407B (en) 2003-10-08
PT1428789E (pt) 2005-06-30
DE60106671T2 (de) 2005-04-07
DE60134583D1 (de) 2008-08-07
DE60110472T2 (de) 2005-09-29
US20020001516A1 (en) 2002-01-03
DE60110472D1 (de) 2005-06-02
EP1522520A2 (en) 2005-04-13
DK1428789T3 (da) 2005-09-19
DE60106671T9 (de) 2005-09-15
ATE280733T1 (de) 2004-11-15
EP1157963B1 (en) 2004-10-27

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