DE3862631D1 - Druckwaage fuer hydraulische proportionale wegeventile und damit ausgeruestetes hydraulisches wegeventil. - Google Patents

Druckwaage fuer hydraulische proportionale wegeventile und damit ausgeruestetes hydraulisches wegeventil.

Info

Publication number
DE3862631D1
DE3862631D1 DE8888402007T DE3862631T DE3862631D1 DE 3862631 D1 DE3862631 D1 DE 3862631D1 DE 8888402007 T DE8888402007 T DE 8888402007T DE 3862631 T DE3862631 T DE 3862631T DE 3862631 D1 DE3862631 D1 DE 3862631D1
Authority
DE
Germany
Prior art keywords
hydraulic
valve equipped
directional
pressure scales
valves
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
DE8888402007T
Other languages
English (en)
Inventor
Maurice Tardy
Andre Rousset
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.)
Marrel SA
Original Assignee
Bennes Marrel 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
Application filed by Bennes Marrel SA filed Critical Bennes Marrel SA
Application granted granted Critical
Publication of DE3862631D1 publication Critical patent/DE3862631D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F15B13/0416—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
    • Y10T137/7781—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
    • Y10T137/8593—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
    • Y10T137/87917—Flow path with serial valves and/or closures
    • Y10T137/88054—Direct response normally closed valve limits direction of flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Safety Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
DE8888402007T 1987-08-03 1988-08-02 Druckwaage fuer hydraulische proportionale wegeventile und damit ausgeruestetes hydraulisches wegeventil. Expired - Fee Related DE3862631D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR878711435A FR2619192B2 (fr) 1987-08-03 1987-08-03 Distributeur hydraulique du type proportionnel avec prise d'informations concernant les plus fortes pressions dans les circuits d'utilisation

Publications (1)

Publication Number Publication Date
DE3862631D1 true DE3862631D1 (de) 1991-06-06

Family

ID=9354106

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888402007T Expired - Fee Related DE3862631D1 (de) 1987-08-03 1988-08-02 Druckwaage fuer hydraulische proportionale wegeventile und damit ausgeruestetes hydraulisches wegeventil.

Country Status (6)

Country Link
US (1) US4842019A (de)
EP (1) EP0306368B1 (de)
JP (1) JPS6449701A (de)
DE (1) DE3862631D1 (de)
DK (1) DK166224C (de)
FR (1) FR2619192B2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2672944A1 (fr) * 1991-02-15 1992-08-21 Bennes Marrel Distributeur proportionnel et ensemble de commande d'une pluralite de recepteurs hydrauliques comportant pour chaque recepteur un tel distributeur.
US5203668A (en) * 1991-06-06 1993-04-20 E. Fisher Apparatus for loading and unloading of a container structure or other loads with respect to a truck body or trailer
JPH0828505A (ja) * 1994-07-12 1996-02-02 Komatsu Ltd 圧力補償弁
US5791142A (en) * 1997-03-27 1998-08-11 Husco International, Inc. Hydraulic control valve system with split pressure compensator
DE10135298A1 (de) * 2001-07-24 2003-02-13 Bosch Rexroth Ag Ventilanordnung
FI123735B (fi) 2011-01-14 2013-10-15 Parker Hannifin Mfg Finland Oy Painekompensoinnilla varustettu suuntaventtiili

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2600702A (en) * 1945-11-29 1952-06-17 William T Stephens Control valve
US3881512A (en) * 1973-09-21 1975-05-06 Koehring Co Hydraulic control valve and pressure compensating mechanism therefor
DE2547889A1 (de) * 1975-10-25 1977-05-05 Bosch Gmbh Robert Schieberventil
US4515181A (en) * 1983-05-25 1985-05-07 Caterpillar Tractor Co. Flow control valve assembly wth quick response
FR2562632B1 (fr) * 1984-04-18 1986-12-12 Bennes Marrel Distributeur hydraulique du type proportionnel, avec prise d'informations concernant les plus fortes pressions dans les circuits d'utilisation
FR2567233B1 (fr) * 1984-07-03 1986-12-12 Bennes Marrel Tiroir assiste pour la compensation de pression dans un distributeur hydraulique
JPH103115A (ja) * 1996-06-17 1998-01-06 Nikon Corp 撮像装置における機能設定装置

Also Published As

Publication number Publication date
EP0306368B1 (de) 1991-05-02
FR2619192A2 (fr) 1989-02-10
JPS6449701A (en) 1989-02-27
DK166224B (da) 1993-03-22
EP0306368A1 (de) 1989-03-08
DK429888D0 (da) 1988-08-02
DK429888A (da) 1989-02-04
DK166224C (da) 1993-08-16
FR2619192B2 (fr) 1989-12-29
US4842019A (en) 1989-06-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MARREL, ANDREZIEUX-BOUTHEON, FR

8328 Change in the person/name/address of the agent

Free format text: JOCHEM, B., DIPL.-WIRTSCH.-ING., PAT.-ANW., 60323 FRANKFURT

8339 Ceased/non-payment of the annual fee