FR2449838A1 - Distributeur hydraulique a tiroir assiste, notamment pour les engins de travaux publics - Google Patents

Distributeur hydraulique a tiroir assiste, notamment pour les engins de travaux publics

Info

Publication number
FR2449838A1
FR2449838A1 FR7905304A FR7905304A FR2449838A1 FR 2449838 A1 FR2449838 A1 FR 2449838A1 FR 7905304 A FR7905304 A FR 7905304A FR 7905304 A FR7905304 A FR 7905304A FR 2449838 A1 FR2449838 A1 FR 2449838A1
Authority
FR
France
Prior art keywords
drawer
hydraulic distributor
pistons
assistance
public works
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.)
Granted
Application number
FR7905304A
Other languages
English (en)
French (fr)
Other versions
FR2449838B1 (enExample
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.)
Bennes 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
Priority to FR7905304A priority Critical patent/FR2449838A1/fr
Publication of FR2449838A1 publication Critical patent/FR2449838A1/fr
Application granted granted Critical
Publication of FR2449838B1 publication Critical patent/FR2449838B1/fr
Granted 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
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • 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
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • F16K11/0716—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides with fluid passages through the valve member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Air Transport Of Granular Materials (AREA)
FR7905304A 1979-02-23 1979-02-23 Distributeur hydraulique a tiroir assiste, notamment pour les engins de travaux publics Granted FR2449838A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7905304A FR2449838A1 (fr) 1979-02-23 1979-02-23 Distributeur hydraulique a tiroir assiste, notamment pour les engins de travaux publics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7905304A FR2449838A1 (fr) 1979-02-23 1979-02-23 Distributeur hydraulique a tiroir assiste, notamment pour les engins de travaux publics

Publications (2)

Publication Number Publication Date
FR2449838A1 true FR2449838A1 (fr) 1980-09-19
FR2449838B1 FR2449838B1 (enExample) 1984-01-06

Family

ID=9222612

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7905304A Granted FR2449838A1 (fr) 1979-02-23 1979-02-23 Distributeur hydraulique a tiroir assiste, notamment pour les engins de travaux publics

Country Status (1)

Country Link
FR (1) FR2449838A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2561338A1 (fr) * 1984-03-13 1985-09-20 Bennes Marrel Dispositif sans frottement, pour le rappel par ressort d'une piece mobile en translation
DE102004040560A1 (de) * 2004-04-20 2005-11-10 Continental Teves Ag & Co. Ohg Schieberventil

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2771907A (en) * 1949-01-29 1956-11-27 Joy Mfg Co Pilot controlled piston type reversing valve
US2826178A (en) * 1951-09-19 1958-03-11 Krapf John Albert Hydraulic control valve mechanism
FR1194453A (fr) * 1957-11-28 1959-11-10 Bendix Aviat Corp Perfectionnements aux valves
US2981288A (en) * 1959-07-15 1961-04-25 Hough Co Frank Hydraulic control valves
US3862645A (en) * 1972-03-23 1975-01-28 Caterpillar Tractor Co Pilot control valve
FR2292913A1 (fr) * 1974-11-30 1976-06-25 Elmeg Servolvalve

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2771907A (en) * 1949-01-29 1956-11-27 Joy Mfg Co Pilot controlled piston type reversing valve
US2826178A (en) * 1951-09-19 1958-03-11 Krapf John Albert Hydraulic control valve mechanism
FR1194453A (fr) * 1957-11-28 1959-11-10 Bendix Aviat Corp Perfectionnements aux valves
US2981288A (en) * 1959-07-15 1961-04-25 Hough Co Frank Hydraulic control valves
US3862645A (en) * 1972-03-23 1975-01-28 Caterpillar Tractor Co Pilot control valve
FR2292913A1 (fr) * 1974-11-30 1976-06-25 Elmeg Servolvalve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2561338A1 (fr) * 1984-03-13 1985-09-20 Bennes Marrel Dispositif sans frottement, pour le rappel par ressort d'une piece mobile en translation
DE102004040560A1 (de) * 2004-04-20 2005-11-10 Continental Teves Ag & Co. Ohg Schieberventil

Also Published As

Publication number Publication date
FR2449838B1 (enExample) 1984-01-06

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Legal Events

Date Code Title Description
ER Errata listed in the french official journal (bopi)
ST Notification of lapse