DE69616181D1 - Durchfluss-Regeleinrichtung für eine Servolenkung - Google Patents

Durchfluss-Regeleinrichtung für eine Servolenkung

Info

Publication number
DE69616181D1
DE69616181D1 DE69616181T DE69616181T DE69616181D1 DE 69616181 D1 DE69616181 D1 DE 69616181D1 DE 69616181 T DE69616181 T DE 69616181T DE 69616181 T DE69616181 T DE 69616181T DE 69616181 D1 DE69616181 D1 DE 69616181D1
Authority
DE
Germany
Prior art keywords
control device
flow control
power steering
steering
power
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
DE69616181T
Other languages
English (en)
Other versions
DE69616181T2 (de
Inventor
Yukio Uchida
Norihiro Saita
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.)
Hitachi Ltd
Original Assignee
Unisia Jecs 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
Priority claimed from JP19795695A external-priority patent/JP3207086B2/ja
Priority claimed from JP25009895A external-priority patent/JP3203301B2/ja
Priority claimed from JP32518295A external-priority patent/JP3229922B2/ja
Priority claimed from JP11950896A external-priority patent/JP3274967B2/ja
Application filed by Unisia Jecs Corp filed Critical Unisia Jecs Corp
Application granted granted Critical
Publication of DE69616181D1 publication Critical patent/DE69616181D1/de
Publication of DE69616181T2 publication Critical patent/DE69616181T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels
    • 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
    • B62D5/062—Details, component parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D6/00—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
    • B62D6/02—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits responsive only to vehicle speed
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0126—Control of flow without auxiliary power the sensing element being a piston or plunger associated with one or more springs
    • G05D7/0133—Control of flow without auxiliary power the sensing element being a piston or plunger associated with one or more springs within the flow-path
    • G05D7/014—Control of flow without auxiliary power the sensing element being a piston or plunger associated with one or more springs within the flow-path using sliding elements
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S137/00—Fluid handling
    • Y10S137/906—Valves biased by fluid "springs"
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2579—Flow rate responsive
    • Y10T137/2594—Choke
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2579—Flow rate responsive
    • Y10T137/2599—Venturi

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Power Steering Mechanism (AREA)
DE1996616181 1995-07-12 1996-07-11 Durchfluss-Regeleinrichtung für eine Servolenkung Expired - Fee Related DE69616181T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP19795695A JP3207086B2 (ja) 1995-07-12 1995-07-12 流量制御装置
JP25009895A JP3203301B2 (ja) 1995-09-05 1995-09-05 流量制御装置
JP32518295A JP3229922B2 (ja) 1995-11-20 1995-11-20 流量制御装置
JP11950896A JP3274967B2 (ja) 1996-04-18 1996-04-18 流量制御装置

Publications (2)

Publication Number Publication Date
DE69616181D1 true DE69616181D1 (de) 2001-11-29
DE69616181T2 DE69616181T2 (de) 2002-05-29

Family

ID=27470599

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996616181 Expired - Fee Related DE69616181T2 (de) 1995-07-12 1996-07-11 Durchfluss-Regeleinrichtung für eine Servolenkung

Country Status (4)

Country Link
US (1) US5819778A (de)
EP (1) EP0753449B1 (de)
KR (1) KR100204625B1 (de)
DE (1) DE69616181T2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5785075A (en) * 1996-05-28 1998-07-28 Unisia Jecs Corporation Fluid-flow control valve

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2500627A (en) * 1947-07-15 1950-03-14 Gerotor May Corp Fluid distributing valve
US2748711A (en) * 1951-11-24 1956-06-05 Chrysler Corp Pressure fluid system for steering mechanism and the like
US3384020A (en) * 1966-07-29 1968-05-21 Eaton Yale & Towne Pump
US4361166A (en) * 1980-01-24 1982-11-30 Toyoda Koki Kabushiki Kaisha Flow controlling apparatus for power steering, operating fluid
US4505293A (en) * 1981-10-10 1985-03-19 Bl Technology Limited Fluid flow control valve
DE69417853T2 (de) * 1993-12-16 1999-08-12 Toyoda Machine Works Ltd Hydraulische Servolenkung
US5706849A (en) * 1995-07-07 1998-01-13 Unisia Jecs Corporation Flow control valve

Also Published As

Publication number Publication date
KR970006045A (ko) 1997-02-19
EP0753449A1 (de) 1997-01-15
KR100204625B1 (ko) 1999-06-15
US5819778A (en) 1998-10-13
DE69616181T2 (de) 2002-05-29
EP0753449B1 (de) 2001-10-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HITACHI, LTD., TOKIO/TOKYO, JP

8339 Ceased/non-payment of the annual fee