DE3775046D1 - Durchflussregler. - Google Patents

Durchflussregler.

Info

Publication number
DE3775046D1
DE3775046D1 DE8787106316T DE3775046T DE3775046D1 DE 3775046 D1 DE3775046 D1 DE 3775046D1 DE 8787106316 T DE8787106316 T DE 8787106316T DE 3775046 T DE3775046 T DE 3775046T DE 3775046 D1 DE3775046 D1 DE 3775046D1
Authority
DE
Germany
Prior art keywords
response
spool
passage
orifice
displacement
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 - Lifetime
Application number
DE8787106316T
Other languages
English (en)
Inventor
Teruhiko Mochizuki
Atsushi Tanaka
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 Astemo Ltd
Original Assignee
Atsugi Motor Parts Co Ltd
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 Atsugi Motor Parts Co Ltd filed Critical Atsugi Motor Parts Co Ltd
Application granted granted Critical
Publication of DE3775046D1 publication Critical patent/DE3775046D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G05D7/0193—Control of flow without auxiliary power using hydraulic or pneumatic amplifiers, relays or transmitters
    • 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
    • Y10T137/2597—Variable choke resistance
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7787—Expansible chamber subject to differential pressures
    • Y10T137/7788—Pressures across fixed 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7787—Expansible chamber subject to differential pressures
    • Y10T137/7791—Pressures across flow line valve

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Power Steering Mechanism (AREA)
  • Multiple-Way Valves (AREA)
  • Sliding Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
DE8787106316T 1987-04-20 1987-04-30 Durchflussregler. Expired - Lifetime DE3775046D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/040,334 US4768540A (en) 1987-04-20 1987-04-20 Flow control apparatus
EP87106316A EP0288594B1 (de) 1987-04-20 1987-04-30 Durchflussregler

Publications (1)

Publication Number Publication Date
DE3775046D1 true DE3775046D1 (de) 1992-01-16

Family

ID=21910436

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787106316T Expired - Lifetime DE3775046D1 (de) 1987-04-20 1987-04-30 Durchflussregler.

Country Status (3)

Country Link
US (1) US4768540A (de)
EP (1) EP0288594B1 (de)
DE (1) DE3775046D1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2666808B2 (ja) * 1988-06-27 1997-10-22 豊田工機株式会社 動力舵取用作動流体の流量制御装置
US5170626A (en) * 1989-07-31 1992-12-15 Atsugi Unisia Corporation Hydraulic flow control system for automotive vehicle
US5220939A (en) * 1991-05-21 1993-06-22 Koyo Seiko Co., Ltd. Flow control apparatus
DE4234037C2 (de) * 1992-10-09 2001-03-22 Mannesmann Rexroth Ag Ventilanordnung, insbesondere für mobile Arbeitsgeräte
DE59504855D1 (de) * 1994-04-08 1999-03-04 Luk Fahrzeug Hydraulik Ventilanordnung
US5860797A (en) * 1995-04-04 1999-01-19 Aisin Seiki Kabushiki Kaisha Flow rate control device for a pump
US5706849A (en) * 1995-07-07 1998-01-13 Unisia Jecs Corporation Flow control valve
GB2310029B (en) 1996-02-06 2000-03-29 Delphi France Automotive Sys Fluid flow control device
KR100217526B1 (ko) * 1996-05-28 1999-09-01 도오다 고오이찌로 유체 유동 제어 밸브
US5913328A (en) * 1997-09-15 1999-06-22 Taube; John D. Flow control valve with one piece plug/valve tube sleeve assembly
GB2336652B (en) * 1998-04-24 2002-10-23 Delphi France Automotive Sys Fluid flow fitting and flow control device
US6623250B2 (en) 2000-02-17 2003-09-23 Goodrich Pump And Engine Control Systems, Inc. Fuel metering unit
US6962485B2 (en) * 2003-04-14 2005-11-08 Goodrich Pump And Engine Control Systems, Inc. Constant bypass flow controller for a variable displacement pump
US6996969B2 (en) * 2003-09-09 2006-02-14 Goodrich Pump & Engine Control Systems, Inc. Multi-mode shutdown system for a fuel metering unit
US20050100447A1 (en) * 2003-11-11 2005-05-12 Desai Mihir C. Flow control system for a gas turbine engine
CN108799094A (zh) * 2018-09-12 2018-11-13 杭州力龙液压有限公司 阀芯、延时制动阀及柱塞泵
CN111396422A (zh) * 2020-04-23 2020-07-10 太原理工大学 一种先导型比例流量阀及控制方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2214250A (en) * 1939-03-04 1940-09-10 Landrum Benson Louis Valve
US2865397A (en) * 1954-10-06 1958-12-23 United States Steel Corp Hydraulic governor
JPS5634567A (en) * 1979-08-31 1981-04-06 Toyoda Mach Works Ltd Flow controlling device of working fluid for power steering
US4361166A (en) * 1980-01-24 1982-11-30 Toyoda Koki Kabushiki Kaisha Flow controlling apparatus for power steering, operating fluid
JPS6088283A (ja) * 1983-10-18 1985-05-18 Toyoda Mach Works Ltd 動力舵取装置用流量制御装置
DE3532602C2 (de) * 1984-09-25 1994-07-28 Jidosha Kiki Co Strömungssteuerventil

Also Published As

Publication number Publication date
US4768540A (en) 1988-09-06
EP0288594B1 (de) 1991-12-04
EP0288594A1 (de) 1988-11-02

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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