DE602005018720D1 - Traktor. - Google Patents

Traktor.

Info

Publication number
DE602005018720D1
DE602005018720D1 DE602005018720T DE602005018720T DE602005018720D1 DE 602005018720 D1 DE602005018720 D1 DE 602005018720D1 DE 602005018720 T DE602005018720 T DE 602005018720T DE 602005018720 T DE602005018720 T DE 602005018720T DE 602005018720 D1 DE602005018720 D1 DE 602005018720D1
Authority
DE
Germany
Prior art keywords
tractor
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
DE602005018720T
Other languages
English (en)
Inventor
David Laverne Sprinkle
Daniel Goodman
Philip Fenandez
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.)
Deere and Co
Original Assignee
Deere and Co
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 Deere and Co filed Critical Deere and Co
Publication of DE602005018720D1 publication Critical patent/DE602005018720D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps
    • 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
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
DE602005018720T 2004-07-30 2005-07-22 Traktor. Active DE602005018720D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/903,315 US7047735B2 (en) 2004-07-30 2004-07-30 Increasing hydraulic flow to tractor attachments

Publications (1)

Publication Number Publication Date
DE602005018720D1 true DE602005018720D1 (de) 2010-02-25

Family

ID=35044634

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005018720T Active DE602005018720D1 (de) 2004-07-30 2005-07-22 Traktor.

Country Status (3)

Country Link
US (1) US7047735B2 (de)
EP (1) EP1621684B1 (de)
DE (1) DE602005018720D1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4262213B2 (ja) * 2005-03-14 2009-05-13 ヤンマー株式会社 バックホーローダの油圧回路
US7415822B1 (en) * 2005-07-21 2008-08-26 Deere & Company Load sense boost device
US7484814B2 (en) * 2006-03-03 2009-02-03 Husco International, Inc. Hydraulic system with engine anti-stall control
US7481052B2 (en) * 2006-04-17 2009-01-27 Clark Equipment Company Fluid circuit with multiple flows from a series valve
US8267004B2 (en) * 2009-05-20 2012-09-18 Lifetime Enterprises, Llc Adaptable hydraulic control system
US8973688B2 (en) 2011-12-20 2015-03-10 Caterpillar Paving Products Inc. Suspension system and control method for track-propelled machines
US8874325B2 (en) 2011-12-22 2014-10-28 Caterpillar Paving Products Inc. Automatic four leg leveling for cold planers
US8757729B2 (en) 2011-12-22 2014-06-24 Caterpillar Paving Proudcts Inc. Automatic rear leg control for cold planers
CN105986595B (zh) * 2015-02-04 2019-10-01 卡特彼勒（青州）有限公司 用于机器的液压系统及机器
US9788482B2 (en) * 2016-01-06 2017-10-17 Deere & Company Grass mowing machine with hydraulic circuit having diverter valve
US10774850B2 (en) 2018-04-19 2020-09-15 Caterpillar Inc. Hydraulic systems and methods for powering auxiliary circuits

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1245376A (en) * 1969-06-25 1971-09-08 Tyrone Hydraulics Hydraulic control system for a loader
US3796336A (en) 1969-06-25 1974-03-12 F Ratliff Hydraulic system for a loader
US3894606A (en) 1974-10-23 1975-07-15 Deere & Co Control system for hydrostatic drive tractors
US4170168A (en) 1976-07-06 1979-10-09 Parker-Hannifin Corporation Loader/backhoe hydraulic system and control valve assembly therefor
US4061201A (en) 1976-08-26 1977-12-06 J. I. Case Company Hydraulic system with dual pumps for tractor brake, steering, and loader valves
US4210061A (en) * 1976-12-02 1980-07-01 Caterpillar Tractor Co. Three-circuit fluid system having controlled fluid combining
JPS5635806A (en) 1979-09-01 1981-04-08 Sanyo Kiki Kk Compound oil pressure circuit
US4779416A (en) 1987-07-13 1988-10-25 Dresser Industries, Inc. Control system for front end loader boom and bucket operating systems
JPH01150202U (de) 1988-04-08 1989-10-17
JPH0751796B2 (ja) * 1989-04-18 1995-06-05 株式会社クボタ バックホウの油圧回路
AU631727B2 (en) * 1990-03-09 1992-12-03 Kubota Corporation Hydraulic circuit for a working vehicle having a plurality of hydraulic actuators
JP2799768B2 (ja) * 1990-11-08 1998-09-21 東急建設株式会社 掘削積込ロボットによる地盤の掘削方法
DK167322B1 (da) 1991-10-28 1993-10-11 Danfoss As Hydraulisk kredsloeb
US5316435A (en) 1992-07-29 1994-05-31 Case Corporation Three function control system
US5413452A (en) * 1993-03-29 1995-05-09 Case Corporation Hydraulic system for a backhoe apparatus
GB9425273D0 (en) * 1994-12-14 1995-02-08 Trinova Ltd Hydraulic control system
JP3076210B2 (ja) * 1995-02-17 2000-08-14 日立建機株式会社 建設機械の油圧駆動装置
EP0982171B1 (de) 1998-08-21 2003-04-02 Cnh U.K. Limited Integriertes Leistungsverteilungsgetriebe für Traktoren mit Allradantrieb
US6672399B2 (en) 2001-10-19 2004-01-06 Deere & Company Hydraulic diverting system for utility vehicle
US6662556B2 (en) 2001-11-15 2003-12-16 Clark Equipment Company Hydraulic systems for a small loader
CA2374901C (en) 2002-03-07 2005-05-24 Leon's Mfg. Company Inc. Loader drive system
JP3992612B2 (ja) * 2002-12-26 2007-10-17 株式会社クボタ バックホウの油圧回路構造
US6618659B1 (en) * 2003-01-14 2003-09-09 New Holland North America, Inc. Boom/bucket hydraulic fluid sharing method

Also Published As

Publication number Publication date
US7047735B2 (en) 2006-05-23
EP1621684A2 (de) 2006-02-01
EP1621684B1 (de) 2010-01-06
EP1621684A3 (de) 2007-05-09
US20060021338A1 (en) 2006-02-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition