JP4603166B2 - 油圧式方向制御弁 - Google Patents

油圧式方向制御弁 Download PDF

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Publication number
JP4603166B2
JP4603166B2 JP2000587087A JP2000587087A JP4603166B2 JP 4603166 B2 JP4603166 B2 JP 4603166B2 JP 2000587087 A JP2000587087 A JP 2000587087A JP 2000587087 A JP2000587087 A JP 2000587087A JP 4603166 B2 JP4603166 B2 JP 4603166B2
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JP
Japan
Prior art keywords
plunger
housing
control valve
directional control
core
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
JP2000587087A
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English (en)
Japanese (ja)
Other versions
JP2002531793A (ja
JP2002531793A5 (enExample
Inventor
ヴォルフガンク カオス、
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.)
Bosch Rexroth DSI SAS
Original Assignee
Bosch Rexroth DSI SAS
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 Bosch Rexroth DSI SAS filed Critical Bosch Rexroth DSI SAS
Publication of JP2002531793A publication Critical patent/JP2002531793A/ja
Publication of JP2002531793A5 publication Critical patent/JP2002531793A5/ja
Application granted granted Critical
Publication of JP4603166B2 publication Critical patent/JP4603166B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0407—Means for damping the valve member movement
    • 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
    • F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
    • F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation valves
    • 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
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/785—With retarder or dashpot
    • Y10T137/7851—End of valve forms dashpot chamber
    • 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
    • Y10T137/87169—Supply and exhaust
    • 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
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87177—With bypass
    • Y10T137/87185—Controlled by supply or exhaust valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Valve Device For Special Equipments (AREA)
  • Servomotors (AREA)
  • Safety Valves (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Magnetically Actuated Valves (AREA)
  • Fuel-Injection Apparatus (AREA)
JP2000587087A 1998-12-09 1999-12-08 油圧式方向制御弁 Expired - Lifetime JP4603166B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR98/15523 1998-12-09
FR9815523A FR2787148B1 (fr) 1998-12-09 1998-12-09 Distributeur hydraulique
PCT/FR1999/003052 WO2000034665A1 (fr) 1998-12-09 1999-12-08 Distributeur hydraulique

Publications (3)

Publication Number Publication Date
JP2002531793A JP2002531793A (ja) 2002-09-24
JP2002531793A5 JP2002531793A5 (enExample) 2010-09-24
JP4603166B2 true JP4603166B2 (ja) 2010-12-22

Family

ID=9533755

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000587087A Expired - Lifetime JP4603166B2 (ja) 1998-12-09 1999-12-08 油圧式方向制御弁

Country Status (7)

Country Link
US (1) US6532989B1 (enExample)
EP (1) EP1137888B1 (enExample)
JP (1) JP4603166B2 (enExample)
AT (1) ATE239875T1 (enExample)
DE (1) DE69907730T2 (enExample)
FR (1) FR2787148B1 (enExample)
WO (1) WO2000034665A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10219717B3 (de) * 2002-05-02 2004-02-05 Sauer-Danfoss (Nordborg) A/S Hydraulische Ventilanordnung
DE10325296A1 (de) * 2003-06-04 2004-12-23 Bosch Rexroth Ag Hydraulische Steueranordnung
US7182097B2 (en) * 2004-08-17 2007-02-27 Walvoil S.P.A. Anti-saturation directional control valve composed of two or more sections with pressure selector compensators
JP4986884B2 (ja) * 2008-02-28 2012-07-25 カヤバ工業株式会社 ロードセンシングバルブ
IT1395462B1 (it) * 2009-09-03 2012-09-21 Brevini Fluid Power S P A Valvola di distribuzione
KR101115355B1 (ko) 2011-11-15 2012-03-06 주식회사 에스엔티 유압조절 밸브장치
EP2980416B1 (en) * 2014-07-31 2019-06-05 Bucher Hydraulics S.p.A. Hydraulic section for load sensing applications and multiple hydraulic distributor
JP6314903B2 (ja) * 2015-05-08 2018-04-25 Smc株式会社 流路ユニット及び切換弁
CN108869434B (zh) * 2018-09-21 2019-11-26 浙江达柏林阀门有限公司 一种平衡阀

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3901264A (en) * 1972-03-06 1975-08-26 Gresen Manufacturing Co Adjustable flow control for hydraulic valves having high pressure main supply and controls fluid flow to cylinder and exhaust ports
JPH0786361B2 (ja) * 1988-11-10 1995-09-20 株式会社ゼクセル 油圧制御弁
JP2740223B2 (ja) * 1989-01-09 1998-04-15 日立建機株式会社 弁装置
JPH0758082B2 (ja) * 1990-06-22 1995-06-21 株式会社ゼクセル 油圧制御弁装置
FR2689575B1 (fr) 1992-04-06 1994-07-08 Rexroth Sigma Distributeur hydraulique a compensation de pression et une selection de pression maximale pour piloter une pompe et commande hydraulique multiple incluant de tels distributeurs.
US5791142A (en) * 1997-03-27 1998-08-11 Husco International, Inc. Hydraulic control valve system with split pressure compensator

Also Published As

Publication number Publication date
FR2787148A1 (fr) 2000-06-16
FR2787148B1 (fr) 2001-02-16
US6532989B1 (en) 2003-03-18
JP2002531793A (ja) 2002-09-24
EP1137888B1 (fr) 2003-05-07
ATE239875T1 (de) 2003-05-15
WO2000034665A1 (fr) 2000-06-15
DE69907730T2 (de) 2004-03-18
EP1137888A1 (fr) 2001-10-04
DE69907730D1 (de) 2003-06-12

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