DE2313300A1 - Ventilsystem - Google Patents

Ventilsystem

Info

Publication number
DE2313300A1
DE2313300A1 DE2313300A DE2313300A DE2313300A1 DE 2313300 A1 DE2313300 A1 DE 2313300A1 DE 2313300 A DE2313300 A DE 2313300A DE 2313300 A DE2313300 A DE 2313300A DE 2313300 A1 DE2313300 A1 DE 2313300A1
Authority
DE
Germany
Prior art keywords
pilot
control
opening
valve
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.)
Withdrawn
Application number
DE2313300A
Other languages
German (de)
English (en)
Inventor
Donald L Bianchetta
Kenneth R Lohbauer
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor 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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of DE2313300A1 publication Critical patent/DE2313300A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • E02F9/2004—Control mechanisms, e.g. control levers
    • 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
    • E02F9/2285—Pilot-operated systems
    • 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
    • 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
    • Y10T137/86606—Common to plural valve motor chambers
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Servomotors (AREA)
  • Multiple-Way Valves (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Fluid-Driven Valves (AREA)
DE2313300A 1972-03-23 1973-03-14 Ventilsystem Withdrawn DE2313300A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23725572A 1972-03-23 1972-03-23

Publications (1)

Publication Number Publication Date
DE2313300A1 true DE2313300A1 (de) 1973-10-04

Family

ID=22892955

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2313300A Withdrawn DE2313300A1 (de) 1972-03-23 1973-03-14 Ventilsystem

Country Status (10)

Country Link
US (1) US3771564A (ja)
JP (1) JPS5911794B2 (ja)
BE (1) BE796701A (ja)
BR (1) BR7302110D0 (ja)
CA (1) CA987570A (ja)
DE (1) DE2313300A1 (ja)
FR (1) FR2176939B1 (ja)
GB (1) GB1422273A (ja)
IN (1) IN138717B (ja)
IT (1) IT979935B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3200476A1 (de) * 1982-01-09 1983-07-21 Flutec Fluidtechnische Geräte GmbH, 6603 Sulzbach "ventil zum wahlweisen verbinden eines verbrauchers mit einer druckmittelquelle oder einem vorratsbehaelter"
DE3737392A1 (de) * 1987-11-04 1989-05-24 Bosch Gmbh Robert Hydraulisches steuerventil

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995532A (en) * 1974-07-15 1976-12-07 Caterpillar Tractor Co. Proportional control valve with preconditioned inlet modulating relief valve
US4011892A (en) * 1975-03-14 1977-03-15 Marotta Scientific Controls, Inc. Three port non-interflow poppet valve
GB1510418A (en) * 1976-03-08 1978-05-10 Caterpillar Tractor Co Fluid control valve
US4133510A (en) * 1977-02-09 1979-01-09 Caterpillar Tractor Co. Valve spool positioner
US4199293A (en) * 1977-03-07 1980-04-22 Caterpillar Tractor Co. High pressure implement circuit for loader with slow and fast dump position
US4265273A (en) * 1978-12-07 1981-05-05 Caterpillar Tractor Co. High pressure implement circuit for loader with slow and fast dump position
US4238112A (en) * 1978-12-22 1980-12-09 Rexnord Inc. Spool spin prevention for hydraulic control valves
GB2112506A (en) * 1981-12-30 1983-07-20 Shell Int Research Distributing valve
US4709724A (en) * 1986-01-17 1987-12-01 Commercial Shearing, Inc. Fluid valve structures
DE102004048683B4 (de) * 2004-10-06 2012-12-13 Bosch Rexroth Aktiengesellschaft Ventil
DE102007054137A1 (de) * 2007-11-14 2009-05-28 Hydac Filtertechnik Gmbh Hydraulische Ventilvorrichtung
US20160201296A1 (en) * 2016-03-24 2016-07-14 Caterpillar Inc. Hydraulic valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3160174A (en) * 1961-03-28 1964-12-08 Parker Hannifin Corp Remote power shift circuits for spool valves and the like
US3447567A (en) * 1968-02-07 1969-06-03 Koehring Co Pilot governed control valve mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3200476A1 (de) * 1982-01-09 1983-07-21 Flutec Fluidtechnische Geräte GmbH, 6603 Sulzbach "ventil zum wahlweisen verbinden eines verbrauchers mit einer druckmittelquelle oder einem vorratsbehaelter"
DE3737392A1 (de) * 1987-11-04 1989-05-24 Bosch Gmbh Robert Hydraulisches steuerventil

Also Published As

Publication number Publication date
JPS5911794B2 (ja) 1984-03-17
CA987570A (en) 1976-04-20
IT979935B (it) 1974-09-30
IN138717B (ja) 1976-03-20
BR7302110D0 (pt) 1974-06-27
BE796701A (fr) 1973-09-13
FR2176939B1 (ja) 1978-07-13
GB1422273A (en) 1976-01-21
FR2176939A1 (ja) 1973-11-02
JPS4913726A (ja) 1974-02-06
US3771564A (en) 1973-11-13

Similar Documents

Publication Publication Date Title
DE3126041C2 (de) Hydraulische Steuervorrichtung mit einer verstellbaren Drossel
DE2531974C2 (ja)
DE2617549A1 (de) Druckgesteuertes ventil
DE2419311A1 (de) Mit hoher geschwindigkeit arbeitendes ventil
DE2609434C2 (de) Einrichtung zur Steuerung eines hydraulischen Motors
CH624231A5 (ja)
DE2313300A1 (de) Ventilsystem
DE2413295A1 (de) Regeleinrichtung fuer eine verstellbare pumpe
DE2455175A1 (de) Vorrichtung fuer die druckfluidversorgung, umfassend zumindest einen geschlossenen kreis
DE4319280C1 (de) Hydrostatischer Fahrantrieb
DE2729404A1 (de) Steuerventil fuer eine verstellpumpe oder einen verstellmotor
DE3119101C2 (ja)
DE1703494C3 (de) Vorrichtung zum Dämpfen von Steuerschwingungen eines Stellzylinders für eine Hydraulikmaschine veränderlicher Verdrängung
DE3210445A1 (de) Elektrohydraulisches proportionalsteuerventil
EP0715698B1 (de) Hydrostatisches getriebe mit bremsventil
DE3545063C2 (de) Steuereinrichtung für ein Antriebsaggregat
DE4235698C2 (de) Hydrostatisches Antriebssystem
DE2163975A1 (de) Einrichtung zur Steuerung der Eindringtiefe eines Pfluges
DE2305579A1 (de) Durch einen druck eines fliessfaehigen mediums betaetigtes fernsteuersystem
DE3009699A1 (de) Schaltventil mit neutraler stellung
DE2329420A1 (de) Nachfahrsteuerung fuer eine werkzeugmaschine
DE2655812B2 (de) Hydraulisches Fördermengenstellsystem fur die Stellpumpe eines hydrostatischen Getriebes
DE2337481C2 (de) Folgesteuereinrichtung für eine verstellbare Pumpe
DE2444369C2 (de) Überströmventil
DE4140860C2 (de) Steuereinrichtung für ein hydrostatisches Getriebe

Legal Events

Date Code Title Description
OD Request for examination
8130 Withdrawal