DE3369101D1 - Load sensing system - Google Patents

Load sensing system

Info

Publication number
DE3369101D1
DE3369101D1 DE8383302623T DE3369101T DE3369101D1 DE 3369101 D1 DE3369101 D1 DE 3369101D1 DE 8383302623 T DE8383302623 T DE 8383302623T DE 3369101 T DE3369101 T DE 3369101T DE 3369101 D1 DE3369101 D1 DE 3369101D1
Authority
DE
Germany
Prior art keywords
sensing system
load sensing
load
sensing
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
Application number
DE8383302623T
Other languages
English (en)
Inventor
James Kwok-Fun Yip
William John Novacek
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.)
Eaton Corp
Original Assignee
Eaton Corp
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 Eaton Corp filed Critical Eaton Corp
Application granted granted Critical
Publication of DE3369101D1 publication Critical patent/DE3369101D1/de
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D5/00Power-assisted or power-driven steering
    • B62D5/06Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/09Power-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 means for actuating valves
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/8593Systems
    • Y10T137/87169Supply and exhaust
    • Y10T137/87177With bypass
    • Y10T137/87185Controlled by supply or exhaust valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Power Steering Mechanism (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
DE8383302623T 1982-06-14 1983-05-10 Load sensing system Expired DE3369101D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/388,378 US4620416A (en) 1982-06-14 1982-06-14 Load sensing system

Publications (1)

Publication Number Publication Date
DE3369101D1 true DE3369101D1 (en) 1987-02-19

Family

ID=23533870

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383302623T Expired DE3369101D1 (en) 1982-06-14 1983-05-10 Load sensing system

Country Status (5)

Country Link
US (1) US4620416A (de)
EP (1) EP0096963B1 (de)
JP (1) JPS596401A (de)
DE (1) DE3369101D1 (de)
DK (1) DK164693C (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3507901A1 (de) * 1985-03-06 1986-09-18 Danfoss A/S, Nordborg Steuergeraet fuer hydrostatische lenkeinrichtungen
US4781219A (en) * 1986-10-10 1988-11-01 Eaton Corporation Fluid controller and dampening fluid path
DE3789189T2 (de) * 1986-10-10 1994-06-01 Eaton Corp Flüssigkeitssteuerung und gedämpfter Flüssigkeitsweg.
DE3814508A1 (de) * 1988-04-29 1989-11-09 Danfoss As Hydrostatische lenkeinrichtung
US4804016A (en) * 1988-06-09 1989-02-14 Eaton Corporation Fluid controller with improved pressure balancing
US4862690A (en) * 1988-10-06 1989-09-05 Eaton Corporation Steering control unit with both flow amplification and manual steering capability
US4936094A (en) * 1989-01-17 1990-06-26 Eaton Corporation Torque-generating steering device with load-sensing capability
US5016672A (en) * 1990-04-23 1991-05-21 Eaton Corporation Steering controller with integral parallel control
DE4342933C2 (de) * 1993-12-16 1995-10-19 Danfoss As Vorrichtung zum Steuern des einer hydrostatischen Lenkeinheit zuzuführenden Drucks
DE4410693C2 (de) * 1994-03-28 1996-05-23 Hydraulik Nord Gmbh Hydraulische Lenkeinrichtung mit Lastsignal
DE19505592C1 (de) * 1995-02-18 1996-04-18 Hydraulik Nord Gmbh Hydraulische Lenkeinrichtung mit Lastsignal
US5620026A (en) * 1995-03-17 1997-04-15 Eaton Corporation Fluid controller and improved backflow prevention therefor
DE19537242C1 (de) * 1995-10-06 1997-05-28 Danfoss As Prioritätsventil für ein hydraulisches Steuergerät
DE19537241C1 (de) * 1995-10-06 1997-05-28 Danfoss As Ventilanordnung für ein hydraulisches Steuergerät
DE19546282C2 (de) * 1995-12-12 1997-09-25 Danfoss As Hydraulische Lenkeinrichtung und Verfahren zum Lenken eines Fahrzeugs
US5732789A (en) * 1996-06-24 1998-03-31 Eaton Corporation Articulated vehicle steering with bogie feedback
US5819532A (en) * 1997-06-06 1998-10-13 Eaton Corporation Dynamic load signal fluid controller with instant on flow amplification
US6491118B1 (en) 2000-11-20 2002-12-10 Deere & Company Hydrostatic system with charge flow monitoring
US6782698B2 (en) 2002-09-26 2004-08-31 Eaton Corporation Steering control unit with low null band load sensing boost
US7610935B2 (en) * 2005-06-10 2009-11-03 Sauer-Danfoss Aps Fluid controller
US7490626B2 (en) * 2005-10-07 2009-02-17 Eaton Corporation Steer valve with hydraulic vehicle position feedback
US7451686B2 (en) * 2006-08-25 2008-11-18 Deere & Company Fluid system with signal-mimicking device and associated method
EP2610142B1 (de) 2011-12-27 2014-03-05 Sauer-Danfoss ApS Hydraulische Lenkvorrichtung
EP2610137B1 (de) * 2011-12-28 2014-03-05 Sauer-Danfoss ApS Hydraulische Lenkvorrichtung
EP2610136B1 (de) 2011-12-28 2014-01-22 Sauer-Danfoss ApS Hydraulische Lenkvorrichtung
EP2610140A1 (de) 2011-12-28 2013-07-03 Sauer-Danfoss ApS Hydraulische Vorrichtung
US9878737B2 (en) * 2015-02-20 2018-01-30 Caterpillar Inc. Hydraulic steering control system
CN104747515B (zh) * 2015-03-18 2017-12-26 北京航空航天大学 基于梭阀调控的智能负载敏感的电动静液作动器
CN104819176B (zh) * 2015-03-18 2017-06-20 北京航空航天大学 基于开关阀和液控单向阀的负载敏感的电动静液作动器
CN104728196B (zh) * 2015-03-18 2017-08-25 北京航空航天大学 负载敏感的电动静液作动器
US10118637B2 (en) 2016-07-08 2018-11-06 Eaton Intelligent Power Limited Load-sensing system
DE102017109798B4 (de) * 2017-05-08 2018-12-27 Danfoss Power Solutions Aps Hydraulische Lenkeinheit
DE102017117149B3 (de) 2017-07-28 2018-11-22 Hydraulik Nord Fluidtechnik Gmbh & Co. Kg Hydraulische Lenkeinrichtung mit Lastsignal
DE102018125053B4 (de) 2018-10-10 2022-02-17 Danfoss Power Solutions Aps Hydraulische Lenkanordnung
CN109058190B (zh) * 2018-10-22 2019-10-29 北京航空航天大学 主动负载敏感电动静液作动器的负载敏感度的控制方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2984215A (en) * 1958-11-25 1961-05-16 Controller for fluid pressure operated devices
US3455210A (en) * 1966-10-26 1969-07-15 Eaton Yale & Towne Adjustable,metered,directional flow control arrangement
US3971216A (en) * 1974-06-19 1976-07-27 The Scott & Fetzer Company Load responsive system with synthetic signal
US4017215A (en) * 1976-03-15 1977-04-12 Caterpillar Tractor Co. Infinitely variable orifice for part throttle control
DE2553748C3 (de) * 1975-11-29 1981-05-07 Danfoss A/S, 6430 Nordborg Hydraulische Steuereinrichtung, insbesondere für Fahrzeuglenkungen
US4011721A (en) * 1976-04-14 1977-03-15 Eaton Corporation Fluid control system utilizing pressure drop valve
US4043419A (en) * 1976-06-04 1977-08-23 Eaton Corporation Load sensing power steering system
JPS52153503A (en) * 1976-06-17 1977-12-20 Toyo Tire & Rubber Co Ltd Pneumatic tire
JPS565989Y2 (de) * 1976-07-23 1981-02-09
US4096883A (en) * 1976-08-24 1978-06-27 Eaton Corporation Closed-center controller and neutral bypass arrangement therefor
GB1565440A (en) * 1977-01-24 1980-04-23 Eaton Corp Controller for fluid pressure operated devices
US4087968A (en) * 1977-04-28 1978-05-09 Caterpillar Tractor Co. Flow control valve for combining two dissimilar independent systems to a common pressure source
JPS5621602U (de) * 1979-07-27 1981-02-26

Also Published As

Publication number Publication date
DK270883A (da) 1983-12-15
US4620416A (en) 1986-11-04
JPH0448964B2 (de) 1992-08-10
DK164693C (da) 1992-12-28
JPS596401A (ja) 1984-01-13
EP0096963B1 (de) 1987-01-14
EP0096963A2 (de) 1983-12-28
DK164693B (da) 1992-08-03
EP0096963A3 (en) 1985-01-09
DK270883D0 (da) 1983-06-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee