AU6171473A - Stability means for a controller for fluid pressure operated devices - Google Patents

Stability means for a controller for fluid pressure operated devices

Info

Publication number
AU6171473A
AU6171473A AU61714/73A AU6171473A AU6171473A AU 6171473 A AU6171473 A AU 6171473A AU 61714/73 A AU61714/73 A AU 61714/73A AU 6171473 A AU6171473 A AU 6171473A AU 6171473 A AU6171473 A AU 6171473A
Authority
AU
Australia
Prior art keywords
controller
fluid pressure
pressure operated
operated devices
stability means
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
AU61714/73A
Other versions
AU471180B2 (en
Inventor
Lal Uppal Sohan
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
Publication of AU6171473A publication Critical patent/AU6171473A/en
Application granted granted Critical
Publication of AU471180B2 publication Critical patent/AU471180B2/en
Expired 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
    • B62D5/09—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 means for actuating valves
    • B62D5/093—Telemotor driven by steering wheel movement
    • B62D5/097—Telemotor driven by steering wheel movement gerotor type
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86638—Rotary valve
    • Y10T137/86646—Plug type
    • Y10T137/86662—Axial and radial flow

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)
  • Servomotors (AREA)
AU61714/73A 1972-10-24 1973-10-23 Stability means for a controller for fluid pressure operated devices Expired AU471180B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS300,037 1972-10-24
US30003772 US3819307A (en) 1972-10-24 1972-10-24 Stability means for a controller for fluid pressure operated devices

Publications (2)

Publication Number Publication Date
AU6171473A true AU6171473A (en) 1975-04-24
AU471180B2 AU471180B2 (en) 1976-04-08

Family

ID=23157418

Family Applications (1)

Application Number Title Priority Date Filing Date
AU61714/73A Expired AU471180B2 (en) 1972-10-24 1973-10-23 Stability means for a controller for fluid pressure operated devices

Country Status (9)

Country Link
US (1) US3819307A (en)
JP (1) JPS4994028A (en)
AU (1) AU471180B2 (en)
BR (1) BR7308320D0 (en)
CA (1) CA962550A (en)
DE (1) DE2353068A1 (en)
FR (1) FR2203953A1 (en)
GB (2) GB1444019A (en)
IT (1) IT998896B (en)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3895888A (en) * 1973-10-19 1975-07-22 Trw Inc Hydrostatic control unit
GB1524707A (en) * 1974-09-18 1978-09-13 Eaton Corp Controller for fluid pressure operated devices
US4033377A (en) * 1974-09-18 1977-07-05 Eaton Corporation Controller for fluid pressure operated devices
US3960234A (en) * 1974-09-18 1976-06-01 Eaton Corporation Controller for fluid pressure operated devices providing high pressure to an auxiliary device
HU170933B (en) * 1975-04-01 1977-10-28 Autoipari Kutato Intezet Port control particularly for power assisted steering unit of auto
US4109679A (en) * 1976-04-23 1978-08-29 Eaton Corporation Controller for fluid pressure operated devices
IT1077304B (en) * 1976-06-23 1985-05-04 Eaton Corp REGULATOR FOR DEVICES OPERATED BY THE PRESSURE OF A FLUID
DE2633011C3 (en) * 1976-07-22 1979-07-26 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Hydrostatic power steering, in particular for motor vehicles
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
DE2814230C3 (en) * 1978-04-03 1980-09-18 Danfoss A/S, Nordborg (Daenemark) Spring arrangement for centering a rotary slide control valve of a hydrostatic steering unit
DE2906183C2 (en) * 1979-02-17 1986-09-18 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Hydrostatic steering device for automobiles
DE2917435A1 (en) * 1979-04-28 1980-10-30 Zahnradfabrik Friedrichshafen CONTROL ROTARY VALVE DEVICE
DE2917298C2 (en) * 1979-04-28 1985-03-21 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Rotary valve device for controlling a hydrostatic servo drive
DE2952674C2 (en) * 1979-12-28 1983-03-24 Danfoss A/S, 6430 Nordborg Hydraulic steering device
DE2944883C2 (en) * 1979-11-07 1982-08-26 Danfoss A/S, 6430 Nordborg Hydrostatic steering device
US4336687A (en) * 1980-04-21 1982-06-29 Eaton Corporation Load sensing controller
DE3126040C2 (en) * 1981-07-02 1985-12-12 Danfoss A/S, Nordborg Hydraulic control device
US4462774A (en) * 1982-09-27 1984-07-31 William Hotine Rotary expander fluid pressure device
DE3302001C2 (en) * 1983-01-21 1985-05-09 Danfoss A/S, Nordborg Rotary valve for a hydrostatic steering unit for vehicles
GB2144379B (en) * 1983-08-05 1987-05-20 Cam Gears Ltd Power steering valve and method of making the same
DE3504993A1 (en) * 1985-02-14 1986-08-14 Danfoss A/S, Nordborg CONTROL UNIT FOR HYDROSTATIC AUXILIARY STEERING DEVICES
EP0264613B1 (en) * 1986-10-10 1994-03-02 Eaton Corporation Improved fluid controller and dampening fluid path
JP2532079B2 (en) * 1987-01-30 1996-09-11 日産自動車株式会社 Rotary control valve for power steering
DE3710817A1 (en) * 1987-04-01 1988-10-20 Rexroth Mannesmann Gmbh ROTARY PISTON MACHINE, IN PARTICULAR GEAR RING MACHINE
US4862690A (en) * 1988-10-06 1989-09-05 Eaton Corporation Steering control unit with both flow amplification and manual steering capability
US5161577A (en) * 1990-04-23 1992-11-10 Eaton Corporation Fluid controller having rotary/axial valving, and spring arrangement therefor
US5080135A (en) * 1990-10-24 1992-01-14 Eaton Corporation Large deflection angle rotary modulation steering valve
DE4107604C2 (en) * 1991-03-09 1994-12-15 Danfoss As Fully hydraulic steering unit
DE4204336C2 (en) * 1992-02-14 1995-07-06 Hydraulik Nord Gmbh Hydrostatic steering device
IT1306089B1 (en) * 1998-07-31 2001-05-29 Ognibene Spa VARIABLE CHOKE ROTARY DISPENSER PARTICULARLY PERSERVOSTERZI OR HYDROSTATIC GUIDES
DE10025509B4 (en) * 2000-05-23 2004-08-19 Sauer-Danfoss Holding Aps Rotary slide set for a hydraulic control device
ITRE20020049A1 (en) * 2002-05-27 2003-11-27 Ognibene Spa HYDROSTATIC GUIDE FOR QUICK STEERING
DE102006026394A1 (en) * 2005-06-10 2007-02-08 Sauer-Danfoss Aps Fluid regulator for e.g. steering system in motor vehicles has two groups of measuring openings that form fluid connection between valve body and volume chambers of measuring motor
US7984785B2 (en) * 2008-02-28 2011-07-26 Eaton Corporation Control valve assembly for electro-hydraulic steering system
US7931112B2 (en) * 2008-05-02 2011-04-26 Eaton Corporation Isolation valve for a load-reaction steering system
DE102010050137B3 (en) * 2010-11-03 2013-01-31 Sauer-Danfoss Aps Control device for a hydrostatic steering motor
EP2610142B1 (en) * 2011-12-27 2014-03-05 Sauer-Danfoss ApS Hydraulic steering device
ITRE20120014A1 (en) * 2012-02-28 2013-08-29 Ognibene Power Spa DISTRIBUTOR DEVICE FOR DRIVING
JP6272887B2 (en) 2012-10-24 2018-01-31 ポール スミス デイビッド Electrohydraulic pressure reduction and release valve with fluid force control for large flow capacity
US9435446B1 (en) * 2014-07-24 2016-09-06 Google Inc. Rotary valve with brake mode
DE102020106438B4 (en) * 2020-03-10 2022-03-31 Danfoss Power Solutions Aps Fluid control device, in particular as part of a hydraulic steering unit
DE102020106440A1 (en) * 2020-03-10 2021-09-16 Danfoss Power Solutions Aps Hydraulic steering unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US25126A (en) * 1859-08-16 Churn
DE1550187B1 (en) * 1966-06-07 1970-05-06 Danfoss As Four-way switch valve for hydraulic systems
DE1755387C3 (en) * 1968-05-03 1973-11-08 Danfoss A/S, Nordborg (Daenemark) Hydrostatic steering device, especially for heavy vehicles
DE1755460C2 (en) * 1968-05-11 1986-08-07 Danfoss A/S, Nordborg Hydrostatic control device, in particular for steering
US3528521A (en) * 1968-06-13 1970-09-15 Allis Chalmers Mfg Co Hydraulic steering system

Also Published As

Publication number Publication date
FR2203953A1 (en) 1974-05-17
CA962550A (en) 1975-02-11
BR7308320D0 (en) 1974-08-22
JPS4994028A (en) 1974-09-06
IT998896B (en) 1976-02-20
GB1444019A (en) 1976-07-28
DE2353068A1 (en) 1974-05-02
GB1444020A (en) 1976-07-28
US3819307A (en) 1974-06-25
AU471180B2 (en) 1976-04-08

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