FR1508497A - Appareil de commande hydraulique - Google Patents

Appareil de commande hydraulique

Info

Publication number
FR1508497A
FR1508497A FR91214A FR91214A FR1508497A FR 1508497 A FR1508497 A FR 1508497A FR 91214 A FR91214 A FR 91214A FR 91214 A FR91214 A FR 91214A FR 1508497 A FR1508497 A FR 1508497A
Authority
FR
France
Prior art keywords
control unit
hydraulic control
hydraulic
unit
control
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
Application number
FR91214A
Other languages
English (en)
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.)
New York Air Brake LLC
Original Assignee
New York Air Brake LLC
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 New York Air Brake LLC filed Critical New York Air Brake LLC
Application granted granted Critical
Publication of FR1508497A publication Critical patent/FR1508497A/fr
Expired 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
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/07—Supply of pressurised fluid for steering also supplying other consumers ; control thereof
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/03—Control of flow with auxiliary non-electric power
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2564—Plural inflows
    • Y10T137/2572—One inflow supplements another
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2579—Flow rate responsive
    • Y10T137/2594—Choke

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Combustion & Propulsion (AREA)
  • Power Steering Mechanism (AREA)
  • Safety Valves (AREA)
FR91214A 1966-02-21 1967-01-16 Appareil de commande hydraulique Expired FR1508497A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US528700A US3410295A (en) 1966-02-21 1966-02-21 Regulating valve for metering flow to two hydraulic circuits

Publications (1)

Publication Number Publication Date
FR1508497A true FR1508497A (fr) 1968-01-05

Family

ID=24106788

Family Applications (1)

Application Number Title Priority Date Filing Date
FR91214A Expired FR1508497A (fr) 1966-02-21 1967-01-16 Appareil de commande hydraulique

Country Status (5)

Country Link
US (1) US3410295A (fr)
DE (1) DE1600871B1 (fr)
FR (1) FR1508497A (fr)
GB (1) GB1132510A (fr)
SE (1) SE308843B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2509392A1 (fr) * 1981-07-08 1983-01-14 Toshiba Machine Co Ltd Centrale de distribution hydraulique pour vehicule, tel que chargeuse a pelle articulee

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3535877A (en) * 1969-05-09 1970-10-27 Gen Signal Corp Three-pump hydraulic system incorporating an unloader
US3561327A (en) * 1969-06-09 1971-02-09 Eaton Yale & Towne Flow divider and flow-dividing system
US3782404A (en) * 1972-06-14 1974-01-01 Commercial Shearing Adjustable, metered, directional flow control arrangements
US3979907A (en) * 1973-09-10 1976-09-14 Parker-Hannifin Corporation Priority control valve
US4244389A (en) * 1978-09-08 1981-01-13 Jidoshakiki Co., Ltd. Flow control valve
US4226558A (en) * 1979-02-16 1980-10-07 Fletcher Sutcliffe Wild Limited Control system
JPS5766243A (en) * 1980-10-09 1982-04-22 Komatsu Ltd Liquid pressure circuit for construction machinery
US4453451A (en) * 1980-11-10 1984-06-12 Fiatallis North America, Inc. Hydraulic steering system with automatic emergency pump flow control
US4819430A (en) * 1983-01-21 1989-04-11 Hydreco, Inc. Variably charged hydraulic circuit
US7159271B2 (en) * 2003-09-29 2007-01-09 Electrolux Home Care Products Ltd. Wet extractor cleaning device fluid tank arrangement
US7310852B2 (en) * 2004-01-14 2007-12-25 Gt Investments (Bvi) Limited Valve assembly
US10801509B2 (en) * 2018-07-26 2020-10-13 Honeywell International Inc. Bleed air selector valve

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632459A (en) * 1947-12-11 1953-03-24 Heald Machine Co Control apparatus for hydraulic systems
US2944597A (en) * 1957-02-20 1960-07-12 Thompson Ramo Wooldridge Inc Fuel system
US2905191A (en) * 1957-07-15 1959-09-22 New York Air Brake Co Valve
US3289688A (en) * 1964-01-16 1966-12-06 New York Air Brake Co Flow divider valve for use with two pumps

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2509392A1 (fr) * 1981-07-08 1983-01-14 Toshiba Machine Co Ltd Centrale de distribution hydraulique pour vehicule, tel que chargeuse a pelle articulee

Also Published As

Publication number Publication date
SE308843B (fr) 1969-02-24
DE1600871B1 (de) 1971-08-26
GB1132510A (en) 1968-11-06
US3410295A (en) 1968-11-12

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