FR2787148B1 - Distributeur hydraulique - Google Patents

Distributeur hydraulique

Info

Publication number
FR2787148B1
FR2787148B1 FR9815523A FR9815523A FR2787148B1 FR 2787148 B1 FR2787148 B1 FR 2787148B1 FR 9815523 A FR9815523 A FR 9815523A FR 9815523 A FR9815523 A FR 9815523A FR 2787148 B1 FR2787148 B1 FR 2787148B1
Authority
FR
France
Prior art keywords
orifice
housing
plunger
core
charge pressure
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
FR9815523A
Other languages
English (en)
French (fr)
Other versions
FR2787148A1 (fr
Inventor
Wolfgang Kauss
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 SAS
Original Assignee
Mannesmann Rexroth SA
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 to FR9815523A priority Critical patent/FR2787148B1/fr
Application filed by Mannesmann Rexroth SA filed Critical Mannesmann Rexroth SA
Priority to PCT/FR1999/003052 priority patent/WO2000034665A1/fr
Priority to US09/857,586 priority patent/US6532989B1/en
Priority to AT99957372T priority patent/ATE239875T1/de
Priority to JP2000587087A priority patent/JP4603166B2/ja
Priority to EP99957372A priority patent/EP1137888B1/fr
Priority to DE69907730T priority patent/DE69907730T2/de
Publication of FR2787148A1 publication Critical patent/FR2787148A1/fr
Application granted granted Critical
Publication of FR2787148B1 publication Critical patent/FR2787148B1/fr
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
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Multiple-Way Valves (AREA)
  • Valve Device For Special Equipments (AREA)
  • Servomotors (AREA)
  • Safety Valves (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Magnetically Actuated Valves (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
FR9815523A 1998-12-09 1998-12-09 Distributeur hydraulique Expired - Lifetime FR2787148B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR9815523A FR2787148B1 (fr) 1998-12-09 1998-12-09 Distributeur hydraulique
US09/857,586 US6532989B1 (en) 1998-12-09 1999-12-08 Hydraulic distributor
AT99957372T ATE239875T1 (de) 1998-12-09 1999-12-08 Hydraulisches wegeventil
JP2000587087A JP4603166B2 (ja) 1998-12-09 1999-12-08 油圧式方向制御弁
PCT/FR1999/003052 WO2000034665A1 (fr) 1998-12-09 1999-12-08 Distributeur hydraulique
EP99957372A EP1137888B1 (fr) 1998-12-09 1999-12-08 Distributeur hydraulique
DE69907730T DE69907730T2 (de) 1998-12-09 1999-12-08 Hydraulisches wegeventil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9815523A FR2787148B1 (fr) 1998-12-09 1998-12-09 Distributeur hydraulique

Publications (2)

Publication Number Publication Date
FR2787148A1 FR2787148A1 (fr) 2000-06-16
FR2787148B1 true FR2787148B1 (fr) 2001-02-16

Family

ID=9533755

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9815523A Expired - Lifetime FR2787148B1 (fr) 1998-12-09 1998-12-09 Distributeur hydraulique

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
JP4603166B2 (ja) 2010-12-22
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

Similar Documents

Publication Publication Date Title
AU7123796A (en) Rear entry stepped pump
FR2787148B1 (fr) Distributeur hydraulique
JPS57172869A (en) Differential master cylinder
IT1254760B (it) Macchina a pistoni radiali
SE7714862L (sv) Flodesreglerventil
SE7700924L (sv) Tryckmedeiepaverkand koppling
SE8203103L (sv) Kopplingshuvudcylinder
ES403994A1 (es) Perfeccionamientos en cilindros maestros dobles.
GB1183855A (en) Shock-Absorber
EP0219833A3 (en) Portless type master cylinder device with intake valve and flow resisting means between pressure chamber and reservoir chamber
DE60130883D1 (de) Hydraulische schlag-/pressvorrichtung
TR199902166T2 (xx) Dengelenmiş birincil çıkışa sahip kompakt tandem ana silindir.
ATE272795T1 (de) Kolbenpumpe
ITMI20020524A1 (it) Elettrovalvola
ES450483A1 (es) Perfeccionamientos en valvulas de correccion hidraulica.
JPS57134036A (en) Hydraulic buffer
FR2415733A1 (fr) Dispositif de securite pour verin de benne basculante
ES8306524A1 (es) "perfeccionamientos en los pistones de amortiguadores hidraulicos para atenuar el ruido de su funcionamiento".
SE9801361L (sv) Utjämningsventil med förbättrat inställningsarrangemang för tryckavlastning
JPS55152981A (en) Pilot-operated check valve
GB882417A (en) Improvements in steering mechanism
ES469306A1 (es) Conjunto de valvula de control
SE8100960L (sv) Bromsventil for hydrauliska kretsar
JPS5563956A (en) Control valve of hydraulic booster
JPS57184703A (en) Intensifier

Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
PLFP Fee payment

Year of fee payment: 18

PLFP Fee payment

Year of fee payment: 19

PLFP Fee payment

Year of fee payment: 20