BR9401230A - Aperfeiçoamento em sistemas hidráulicos de controle remoto - Google Patents

Aperfeiçoamento em sistemas hidráulicos de controle remoto

Info

Publication number
BR9401230A
BR9401230A BR9401230A BR9401230A BR9401230A BR 9401230 A BR9401230 A BR 9401230A BR 9401230 A BR9401230 A BR 9401230A BR 9401230 A BR9401230 A BR 9401230A BR 9401230 A BR9401230 A BR 9401230A
Authority
BR
Brazil
Prior art keywords
improvement
remote control
control hydraulic
hydraulic systems
systems
Prior art date
Application number
BR9401230A
Other languages
English (en)
Inventor
Alvin S Rost
John M Schurman
Original Assignee
Dana Corp
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 Dana Corp filed Critical Dana Corp
Publication of BR9401230A publication Critical patent/BR9401230A/pt

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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/02—Servomotor systems with programme control derived from a store or timing device; Control devices therefor
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Fluid-Driven Valves (AREA)
BR9401230A 1993-03-29 1994-03-21 Aperfeiçoamento em sistemas hidráulicos de controle remoto BR9401230A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/037,824 US5313983A (en) 1993-03-29 1993-03-29 Remote hydraulic control systems

Publications (1)

Publication Number Publication Date
BR9401230A true BR9401230A (pt) 1994-10-25

Family

ID=21896562

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9401230A BR9401230A (pt) 1993-03-29 1994-03-21 Aperfeiçoamento em sistemas hidráulicos de controle remoto

Country Status (7)

Country Link
US (1) US5313983A (pt)
JP (1) JPH06323309A (pt)
KR (1) KR940021949A (pt)
BR (1) BR9401230A (pt)
CA (1) CA2120083A1 (pt)
DE (1) DE4410261A1 (pt)
GB (1) GB2276674B (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5632190A (en) * 1995-05-26 1997-05-27 Hitachi Construction Machinery Co., Ltd. Burglarproof device for hydraulic machine
US6389922B1 (en) 2000-02-14 2002-05-21 Clark Equipment Company Control for drive motors for a self-propelled machine
US6422254B1 (en) * 2001-01-08 2002-07-23 Sauer-Danfoss Inc. Hydraulic control cold start neutral valve
US6794671B2 (en) * 2002-07-17 2004-09-21 Particle Sizing Systems, Inc. Sensors and methods for high-sensitivity optical particle counting and sizing
US6837319B2 (en) 2002-07-29 2005-01-04 Caterpillar S.A.R.L. Control system for, and a method of, disengaging a hydraulically-driven implement from a work machine
DE10253023A1 (de) * 2002-11-14 2004-05-27 Zf Sachs Ag Betätigungseinrichtung mit Wegsteuerung
US20090283160A1 (en) 2008-05-02 2009-11-19 James Fishwick Fluid flow control device and control circuit
JP5602073B2 (ja) * 2011-03-16 2014-10-08 カヤバ工業株式会社 制御弁
CN104214409B (zh) * 2014-07-11 2017-01-04 柳州柳工液压件有限公司 手动减压式比例先导阀的定位装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304953A (en) * 1964-01-02 1967-02-21 Ohio Brass Co Fluid power system and valve mechanisms therefor
US3340897A (en) * 1965-05-07 1967-09-12 Ohio Brass Co Fluid control mechanism
US3557829A (en) * 1969-09-11 1971-01-26 Caterpillar Tractor Co Pilot valve for actuating a main control of the hydraulic circuit
DE2158230C3 (de) * 1971-11-24 1974-04-11 Westinghouse Bremsen- Und Apparatebau Gmbh, 3000 Hannover Hydraulische Steuereinrichtung
FR2273178B1 (pt) * 1974-05-31 1978-03-24 Bennes Marrel
US4024798A (en) * 1975-05-01 1977-05-24 Caterpillar Tractor Co. Control valve providing two speed operation for a motor
CH642880A5 (en) * 1979-11-07 1984-05-15 Metacon Ag Drive for the slide gate nozzle of a metallurgical vessel
US4355660A (en) * 1980-04-15 1982-10-26 General Signal Corporation Pneumatically controlled, four position hydraulic valve
US4354527A (en) * 1980-10-09 1982-10-19 Caterpillar Tractor Co. Control system for pilot operated valve
US4730543A (en) * 1985-06-17 1988-03-15 Hi-Ranger, Inc. Closed center hydraulic valve control system for aerial lift
DE3890121C2 (de) * 1987-02-20 1996-08-08 Hitachi Construction Machinery Hydraulisches Schnellablaßventil und hydraulischer Fernsteuerungskreis mit einem solchen Schnellablaßventil

Also Published As

Publication number Publication date
GB2276674B (en) 1996-05-22
KR940021949A (ko) 1994-10-19
JPH06323309A (ja) 1994-11-25
CA2120083A1 (en) 1994-09-30
US5313983A (en) 1994-05-24
GB9405841D0 (en) 1994-05-11
GB2276674A (en) 1994-10-05
DE4410261A1 (de) 1994-10-06

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Legal Events

Date Code Title Description
EE Request for examination
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
PCP Transfer pending
PC Transfer

Free format text: PARKER HANNIFIN CORPORATION (US)

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 21/03/2014