DE69413686D1 - Zweistufiges drucksteuerventil - Google Patents

Zweistufiges drucksteuerventil

Info

Publication number
DE69413686D1
DE69413686D1 DE69413686T DE69413686T DE69413686D1 DE 69413686 D1 DE69413686 D1 DE 69413686D1 DE 69413686 T DE69413686 T DE 69413686T DE 69413686 T DE69413686 T DE 69413686T DE 69413686 D1 DE69413686 D1 DE 69413686D1
Authority
DE
Germany
Prior art keywords
control valve
pressure control
stage pressure
stage
valve
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
DE69413686T
Other languages
English (en)
Other versions
DE69413686T2 (de
Inventor
Thomas J Stobbs
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.)
Enerpac Tool Group Corp
Original Assignee
Applied Power Inc
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 Applied Power Inc filed Critical Applied Power Inc
Application granted granted Critical
Publication of DE69413686D1 publication Critical patent/DE69413686D1/de
Publication of DE69413686T2 publication Critical patent/DE69413686T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
    • B60G17/04—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics
    • B60G17/056—Regulating distributors or valves for hydropneumatic systems
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2093—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power
    • G05D16/2097—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power using pistons within the main valve
    • 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
    • Y10T137/7504—Removable valve head and seat unit
    • Y10T137/7613—Threaded into valve casing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Magnetically Actuated Valves (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
DE69413686T 1993-06-17 1994-04-01 Zweistufiges drucksteuerventil Expired - Fee Related DE69413686T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/079,182 US5328147A (en) 1993-06-17 1993-06-17 Two stage pressure control valve
PCT/US1994/003421 WO1995000349A2 (en) 1993-06-17 1994-04-01 Two stage pressure control valve

Publications (2)

Publication Number Publication Date
DE69413686D1 true DE69413686D1 (de) 1998-11-05
DE69413686T2 DE69413686T2 (de) 1999-02-25

Family

ID=22148941

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69413686T Expired - Fee Related DE69413686T2 (de) 1993-06-17 1994-04-01 Zweistufiges drucksteuerventil

Country Status (7)

Country Link
US (1) US5328147A (de)
EP (1) EP0702632B1 (de)
JP (1) JPH08511854A (de)
AU (1) AU672713B2 (de)
CA (1) CA2165455A1 (de)
DE (1) DE69413686T2 (de)
WO (1) WO1995000349A2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9401232A (nl) * 1994-07-27 1996-03-01 Innas Free Piston Bv Hydraulische schakelklep, alsmede een hiervan voorziene vrije zuiger motor.
DE19501683C2 (de) * 1995-01-20 1998-10-29 Rexroth Mannesmann Gmbh Vorgesteuertes Proportional-Druckbegrenzungsventil
US5553683A (en) * 1995-01-20 1996-09-10 Applied Power Inc. Variable assist power steering system with electro-hydraulic working pressure and directional pressure control
US5518219A (en) * 1995-01-31 1996-05-21 Applied Power Inc. Proportional pressure control pilot valve
US5593134A (en) * 1995-02-21 1997-01-14 Applied Power Inc. Magnetically assisted piezo-electric valve actuator
US5630440A (en) * 1995-02-21 1997-05-20 Applied Power Inc. Piezo composite sheet actuated valve
US5577534A (en) * 1995-06-02 1996-11-26 Applied Power Inc. Load sensing proportional pressure control valve
US5540412A (en) * 1995-09-05 1996-07-30 Applied Power Inc. Electro-magnetically operated bidirectional two-way air valve
US5794651A (en) * 1996-03-13 1998-08-18 General Hydraulics Corporation Valve adaptor cap
US5887621A (en) * 1996-04-10 1999-03-30 Applied Power Inc. On/off bidirectional valve
US6392516B1 (en) 1998-12-04 2002-05-21 Tlx Technologies Latching solenoid with improved pull force
US6198369B1 (en) 1998-12-04 2001-03-06 Tlx Technologies Proportional actuator for proportional control devices
GB2363645B (en) * 1999-02-19 2003-01-29 Automatic Switch Co Extended range proportional valve
US6131606A (en) * 1999-06-21 2000-10-17 Caterpillar Inc. Moving check valve seat providing high pressure relief
US7147210B2 (en) * 2004-02-02 2006-12-12 Actuant Corporation Cable tensioning system and method of operation
US6986497B1 (en) * 2004-05-27 2006-01-17 The United States Of America As Represented By The Secretary Of The Navy Thruster gas control mechanism
ATE555342T1 (de) * 2009-05-29 2012-05-15 Danfoss As Ventilanordnung
NL2007191C2 (en) * 2011-03-25 2012-09-26 Daf Trucks Nv Suspension system for a driver's compartment of a vehicle.
DE102014101664A1 (de) * 2014-02-11 2015-08-13 Kendrion (Villingen) Gmbh Druckregelventil

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305566A (en) * 1979-10-31 1981-12-15 Fluid Controls, Inc. Fluid control valve
US4750704A (en) * 1983-12-21 1988-06-14 Robert W. Brundage Solenoid controlled fluid flow valve
US5069420A (en) * 1990-02-08 1991-12-03 Applied Power Inc. Proportional pressure control valve
JPH048938A (ja) * 1990-04-24 1992-01-13 Yamaha Motor Co Ltd 減衰器
DE4125316C1 (de) * 1991-07-31 1992-10-01 Boge Ag, 5208 Eitorf, De

Also Published As

Publication number Publication date
AU672713B2 (en) 1996-10-10
DE69413686T2 (de) 1999-02-25
JPH08511854A (ja) 1996-12-10
EP0702632B1 (de) 1998-09-30
US5328147A (en) 1994-07-12
CA2165455A1 (en) 1995-01-05
EP0702632A1 (de) 1996-03-27
WO1995000349A2 (en) 1995-01-05
WO1995000349A3 (en) 1995-02-16
AU7091194A (en) 1995-01-17

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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