FR2744151B1 - Procede de controle du rebond d'un outil - Google Patents

Procede de controle du rebond d'un outil

Info

Publication number
FR2744151B1
FR2744151B1 FR9701177A FR9701177A FR2744151B1 FR 2744151 B1 FR2744151 B1 FR 2744151B1 FR 9701177 A FR9701177 A FR 9701177A FR 9701177 A FR9701177 A FR 9701177A FR 2744151 B1 FR2744151 B1 FR 2744151B1
Authority
FR
France
Prior art keywords
rebound
monitoring
tool
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 - Fee Related
Application number
FR9701177A
Other languages
English (en)
Other versions
FR2744151A1 (fr
Inventor
Dennis J Hausman
John J Krone
Michael I Cline
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.)
Caterpillar Inc
Original Assignee
Caterpillar 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
Application filed by Caterpillar Inc filed Critical Caterpillar Inc
Publication of FR2744151A1 publication Critical patent/FR2744151A1/fr
Application granted granted Critical
Publication of FR2744151B1 publication Critical patent/FR2744151B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/80—Component parts
    • E02F3/84—Drives or control devices therefor, e.g. hydraulic drive systems
    • E02F3/844—Drives or control devices therefor, e.g. hydraulic drive systems for positioning the blade, e.g. hydraulically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Operation Control Of Excavators (AREA)
FR9701177A 1996-01-29 1997-01-28 Procede de controle du rebond d'un outil Expired - Fee Related FR2744151B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/593,023 US5622226A (en) 1996-01-29 1996-01-29 Method for controlling bounce of a work implement

Publications (2)

Publication Number Publication Date
FR2744151A1 FR2744151A1 (fr) 1997-08-01
FR2744151B1 true FR2744151B1 (fr) 1999-04-16

Family

ID=24373036

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9701177A Expired - Fee Related FR2744151B1 (fr) 1996-01-29 1997-01-28 Procede de controle du rebond d'un outil

Country Status (3)

Country Link
US (1) US5622226A (fr)
JP (1) JP4057087B2 (fr)
FR (1) FR2744151B1 (fr)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6058343A (en) * 1996-07-25 2000-05-02 Case Corporation Threshold current control system for hydraulic valves
US5897287A (en) * 1996-09-25 1999-04-27 Case Corporation Electronic ride control system for off-road vehicles
US5890870A (en) † 1996-09-25 1999-04-06 Case Corporation Electronic ride control system for off-road vehicles
US6016875A (en) * 1998-02-10 2000-01-25 Case Corporation Gain adaptation control for hydraulic systems
ES2158637T3 (es) * 1998-09-08 2001-09-01 Palfinger Ag Grua.
WO2000058565A1 (fr) * 1999-03-31 2000-10-05 Caterpillar Inc. Systeme de position libre du godet
US6705079B1 (en) * 2002-09-25 2004-03-16 Husco International, Inc. Apparatus for controlling bounce of hydraulically powered equipment
SE524147C2 (sv) * 2002-11-19 2004-07-06 Volvo Constr Equip Holding Se System för hantering av ett redskap hos ett fordon
ATE372296T1 (de) * 2003-07-05 2007-09-15 Deere & Co Hydraulische federung
DE102004012382B4 (de) * 2004-03-13 2014-03-13 Deere & Company Hydraulische Anordnung
US7647983B2 (en) * 2006-03-31 2010-01-19 Caterpillar Inc. Machine with automated linkage positioning system
US8162070B2 (en) * 2008-09-03 2012-04-24 Cnh America Llc Hydraulic shock dissipation for implement bounce
US7942208B2 (en) * 2008-11-06 2011-05-17 Purdue Research Foundation System and method for blade level control of earthmoving machines
US8191290B2 (en) * 2008-11-06 2012-06-05 Purdue Research Foundation Displacement-controlled hydraulic system for multi-function machines
US9068575B2 (en) 2011-06-28 2015-06-30 Caterpillar Inc. Hydraulic control system having swing motor energy recovery
US9139982B2 (en) 2011-06-28 2015-09-22 Caterpillar Inc. Hydraulic control system having swing energy recovery
US8776511B2 (en) 2011-06-28 2014-07-15 Caterpillar Inc. Energy recovery system having accumulator and variable relief
US8850806B2 (en) 2011-06-28 2014-10-07 Caterpillar Inc. Hydraulic control system having swing motor energy recovery
US8919113B2 (en) 2011-06-28 2014-12-30 Caterpillar Inc. Hydraulic control system having energy recovery kit
US8858151B2 (en) * 2011-08-16 2014-10-14 Caterpillar Inc. Machine having hydraulically actuated implement system with down force control, and method
US8869908B2 (en) 2012-05-07 2014-10-28 Caterpillar Inc. Anti-bounce control system for a machine
US9145660B2 (en) 2012-08-31 2015-09-29 Caterpillar Inc. Hydraulic control system having over-pressure protection
US9187878B2 (en) 2012-08-31 2015-11-17 Caterpillar Inc. Hydraulic control system having swing oscillation dampening
US9086081B2 (en) 2012-08-31 2015-07-21 Caterpillar Inc. Hydraulic control system having swing motor recovery
US9388828B2 (en) 2012-08-31 2016-07-12 Caterpillar Inc. Hydraulic control system having swing motor energy recovery
US9328744B2 (en) 2012-08-31 2016-05-03 Caterpillar Inc. Hydraulic control system having swing energy recovery
US9091286B2 (en) 2012-08-31 2015-07-28 Caterpillar Inc. Hydraulic control system having electronic flow limiting
US9388829B2 (en) 2012-08-31 2016-07-12 Caterpillar Inc. Hydraulic control system having swing motor energy recovery
US9593461B2 (en) * 2014-05-19 2017-03-14 Caterpillar Inc. Work tool pitch control system for a machine
US10174473B2 (en) * 2017-02-15 2019-01-08 Michael G D'Andrea System and method for active vibration cancellation for use in a snow plow
JP6762290B2 (ja) * 2017-12-21 2020-09-30 大成ロテック株式会社 モータグレーダ
GB2593759B (en) 2020-04-02 2023-04-26 Caterpillar Inc Method and control unit for generating a control command to at least one actuator of an electro-hydraulic machine
JPWO2022264713A1 (fr) * 2021-06-15 2022-12-22

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084641A (en) * 1976-02-09 1978-04-18 David Brown Tractors Limited Control for a tractor power lift mechanism
JPS5330102A (en) * 1976-08-31 1978-03-22 Komatsu Mfg Co Ltd Device for automatically controlling blade of bulldozer
DE2731164C2 (de) * 1977-07-09 1983-12-08 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Hubwerksregelung bei Schleppern und Mähdreschern
DE3004592A1 (de) * 1980-02-08 1981-08-13 Robert Bosch Gmbh, 7000 Stuttgart Elektrohydraulische steuereinrichtung zum betaetigen eines hubwerks von landwirtschaftlichen arbeitsfahrzeugen
DE3316305C2 (de) * 1983-05-04 1986-09-04 Mannesmann Rexroth GmbH, 8770 Lohr Schaltungsanordnung zum Steuern eines von einem Schlepper gezogenen, mittels eines Hubzylinders der Höhe nach verstellbaren Anbaugeräts
US5152347A (en) * 1991-04-05 1992-10-06 Deere & Company Interface system for a towed implement
US5143159A (en) * 1991-06-03 1992-09-01 Ford New Holland, Inc. Draft control system with dual mode draft sensitivity
US5499683A (en) * 1993-07-27 1996-03-19 Dawn Equipment Company Soil treating system with hydraulically actuated implement controller
US5551518A (en) * 1994-09-28 1996-09-03 Caterpillar Inc. Tilt rate compensation implement system and method

Also Published As

Publication number Publication date
US5622226A (en) 1997-04-22
FR2744151A1 (fr) 1997-08-01
JP4057087B2 (ja) 2008-03-05
JPH09203072A (ja) 1997-08-05

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20140930