IT992165B - Comando di regolazione della portata e della pressione per motori idraulici - Google Patents

Comando di regolazione della portata e della pressione per motori idraulici

Info

Publication number
IT992165B
IT992165B IT7260/73A IT726073A IT992165B IT 992165 B IT992165 B IT 992165B IT 7260/73 A IT7260/73 A IT 7260/73A IT 726073 A IT726073 A IT 726073A IT 992165 B IT992165 B IT 992165B
Authority
IT
Italy
Prior art keywords
flow
pressure regulation
hydraulic motors
regulation command
command
Prior art date
Application number
IT7260/73A
Other languages
English (en)
Italian (it)
Original Assignee
Gardner Denver Co
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 Gardner Denver Co filed Critical Gardner Denver Co
Application granted granted Critical
Publication of IT992165B publication Critical patent/IT992165B/it

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
    • F15B13/0403—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves a secondary valve member sliding within the main spool, e.g. for regeneration flow
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/084—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with flexible drawing means, e.g. cables
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E21B44/02—Automatic control of the tool feed
    • E21B44/06—Automatic control of the tool feed in response to the flow or pressure of the motive fluid of the drive
    • 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
    • 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
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • 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
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/0422—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with manually-operated pilot valves, e.g. joysticks
    • 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
    • F16H—GEARING
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/20—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear
    • F16H3/38—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with synchro-meshing
    • F16H3/385—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with synchro-meshing with braking means
    • 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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
IT7260/73A 1972-06-12 1973-06-12 Comando di regolazione della portata e della pressione per motori idraulici IT992165B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00261885A US3799200A (en) 1972-06-12 1972-06-12 Flow and pressure regulating control for hydraulic motors

Publications (1)

Publication Number Publication Date
IT992165B true IT992165B (it) 1975-09-10

Family

ID=22995302

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7260/73A IT992165B (it) 1972-06-12 1973-06-12 Comando di regolazione della portata e della pressione per motori idraulici

Country Status (10)

Country Link
US (1) US3799200A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS4932220A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU471273B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA970252A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2319030A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2188076B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (2) GB1422431A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT992165B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE404415B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA73897B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2305798C3 (de) * 1973-02-07 1975-09-18 Danfoss A/S, Nordborg (Daenemark) Hydraulische Steuereinrichtung für einen Servomotor, insbesondere für Fahrzeuglenkungen
FR2236132B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-07-03 1983-11-18 Messier Hispano Sa
DE2461021A1 (de) * 1974-12-21 1976-06-24 Bosch Gmbh Robert Vorrichtung zur steuerung wenigstens einer hydraulischen stelleinrichtung
US4280397A (en) * 1978-04-27 1981-07-28 Joy Manufacturing Company Hydraulic fluid control apparatus
DE3071525D1 (en) * 1980-12-24 1986-05-07 Caterpillar Tractor Co System with constant force actuator
US4372193A (en) * 1980-12-24 1983-02-08 Caterpillar Tractor Co. System with constant force actuator
DE3114437C2 (de) * 1981-04-09 1989-10-12 Mannesmann Rexroth GmbH, 8770 Lohr Druckregelventil
FR2557218B1 (fr) * 1983-12-21 1988-01-15 Bennes Marrel Emetteur hydraulique de commande a distance avec amplificateurs de debit
SE458704B (sv) * 1987-05-18 1989-04-24 Atlas Copco Ab Anordning vid ett hydrauliskt drivsystem anslutet till en lastdrivande hydraulmotor
US4883091A (en) * 1988-12-27 1989-11-28 Ross Operating Valve Company Multi-port self-regulating proportional pressure control valve
CN1055514C (zh) * 1995-07-07 2000-08-16 中南工业大学 一种液压钻车的推进系统
US5996627A (en) * 1998-10-15 1999-12-07 Warren Rupp, Inc. Adjustable fluid valve for diaphragm pumps
US7121187B2 (en) * 2005-01-12 2006-10-17 Eaton Corporation Fluid powered control system with a load pressure feedback
DE112013002775T5 (de) * 2012-06-04 2015-03-12 Firestone Industrial Products Company, Llc Ventilbaugruppe für Schienenfahrzeuge und ein pneumatisches System, das eine solche beinhaltet
CN108518377B (zh) * 2018-05-18 2019-11-15 玉环华洲机械股份有限公司 一种用于垃圾压缩站的自动换向阀

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2536965A (en) * 1946-08-23 1951-01-02 Cincinnati Milling Machines Lt Hydraulic valve operated by differential pressures
US2931389A (en) * 1956-04-18 1960-04-05 Moog Servocontrols Inc Servo valve producing output differential pressure independent of flow rate
US3015317A (en) * 1958-02-11 1962-01-02 Hydraulic Res And Mfg Company Pressure control servo valve
US2910971A (en) * 1958-06-27 1959-11-03 Bendix Aviat Corp Power steering valve
US2964059A (en) * 1959-03-05 1960-12-13 Moog Valve Co Inc Pressure-flow servo valve
US3566749A (en) * 1968-03-13 1971-03-02 Caterpillar Tractor Co Hydraulic flow amplifier valve

Also Published As

Publication number Publication date
JPS4932220A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-03-23
AU471273B2 (en) 1976-04-15
CA970252A (en) 1975-07-01
DE2319030A1 (de) 1974-01-03
US3799200A (en) 1974-03-26
SE404415B (sv) 1978-10-02
GB1422431A (en) 1976-01-28
GB1422432A (en) 1976-01-28
FR2188076A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-01-18
FR2188076B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-03-05
AU5192373A (en) 1974-08-08
ZA73897B (en) 1973-11-28

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