DE69921382D1 - Druckflüssigkeitsvorrichtung - Google Patents

Druckflüssigkeitsvorrichtung

Info

Publication number
DE69921382D1
DE69921382D1 DE69921382T DE69921382T DE69921382D1 DE 69921382 D1 DE69921382 D1 DE 69921382D1 DE 69921382 T DE69921382 T DE 69921382T DE 69921382 T DE69921382 T DE 69921382T DE 69921382 D1 DE69921382 D1 DE 69921382D1
Authority
DE
Germany
Prior art keywords
hydraulic fluid
fluid device
hydraulic
fluid
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
DE69921382T
Other languages
English (en)
Other versions
DE69921382T2 (de
Inventor
Toshiyuki Yoshida
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.)
Kawasaki Precision Machinery Ltd
Original Assignee
Kawasaki Precision Machinery 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 Kawasaki Precision Machinery Ltd filed Critical Kawasaki Precision Machinery Ltd
Application granted granted Critical
Publication of DE69921382D1 publication Critical patent/DE69921382D1/de
Publication of DE69921382T2 publication Critical patent/DE69921382T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F16K11/14—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle
    • F16K11/16—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle which only slides, or only turns, or only swings in one plane
    • F16K11/168—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle which only slides, or only turns, or only swings in one plane only swings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/0422—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with manually-operated pilot valves, e.g. joysticks
    • 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
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/8671—With annular passage [e.g., spool]
DE69921382T 1998-03-31 1999-03-30 Druckflüssigkeitsvorrichtung Expired - Lifetime DE69921382T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10087286A JP2960390B1 (ja) 1998-03-31 1998-03-31 流体圧機器
JP8728698 1998-03-31

Publications (2)

Publication Number Publication Date
DE69921382D1 true DE69921382D1 (de) 2004-12-02
DE69921382T2 DE69921382T2 (de) 2005-10-13

Family

ID=13910563

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69921382T Expired - Lifetime DE69921382T2 (de) 1998-03-31 1999-03-30 Druckflüssigkeitsvorrichtung

Country Status (5)

Country Link
US (1) US6079694A (de)
EP (1) EP0947751B1 (de)
JP (1) JP2960390B1 (de)
KR (1) KR100285080B1 (de)
DE (1) DE69921382T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002106508A (ja) * 2000-09-29 2002-04-10 Komatsu Ltd 流量方向制御弁
US6616124B2 (en) * 2001-03-07 2003-09-09 Delphi Technologies, Inc. Spool valve for controlled dampers
JP3717158B2 (ja) * 2001-11-09 2005-11-16 本田技研工業株式会社 油圧バルブ
JP4998315B2 (ja) * 2008-02-20 2012-08-15 株式会社ジェイテクト 電磁弁
CN106351901B (zh) * 2016-08-31 2018-04-27 北京精密机电控制设备研究所 一种阻尼网络与两级滑阀组成的恒流量控制阀
CN112901809A (zh) * 2021-03-02 2021-06-04 青岛沃华软控有限公司 一种油库用耐低温用自动阀

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3260501A (en) * 1962-05-09 1966-07-12 Int Basic Economy Corp Four quadrant balancing design for valves
US3762443A (en) * 1967-09-19 1973-10-02 Tektro Inc Resilient fluid control valve
JPS5469431A (en) * 1977-11-14 1979-06-04 Canon Inc Lens system built-in with variable power lens
JPS61201903A (ja) * 1985-03-06 1986-09-06 Nissan Motor Co Ltd 油圧アクチユエ−タの制御弁
JP2551538Y2 (ja) * 1990-02-27 1997-10-22 株式会社小松製作所 パイロット弁
JPH0575590A (ja) * 1991-09-10 1993-03-26 Fujitsu Ltd 同期クロツク生成回路
US5433249A (en) * 1993-08-17 1995-07-18 Kubota Corporation Hydraulic pilot valve

Also Published As

Publication number Publication date
US6079694A (en) 2000-06-27
EP0947751A3 (de) 2001-03-21
JPH11280924A (ja) 1999-10-15
KR19990078152A (ko) 1999-10-25
DE69921382T2 (de) 2005-10-13
JP2960390B1 (ja) 1999-10-06
KR100285080B1 (ko) 2001-03-15
EP0947751A2 (de) 1999-10-06
EP0947751B1 (de) 2004-10-27

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