SE8702019L - Saett att daempa insvaengningsfoerloppet vid hydrauliska styrkretsar - Google Patents

Saett att daempa insvaengningsfoerloppet vid hydrauliska styrkretsar

Info

Publication number
SE8702019L
SE8702019L SE8702019A SE8702019A SE8702019L SE 8702019 L SE8702019 L SE 8702019L SE 8702019 A SE8702019 A SE 8702019A SE 8702019 A SE8702019 A SE 8702019A SE 8702019 L SE8702019 L SE 8702019L
Authority
SE
Sweden
Prior art keywords
activating means
motor
pressure
flow
hydraulic power
Prior art date
Application number
SE8702019A
Other languages
Unknown language ( )
English (en)
Other versions
SE458704B (sv
SE8702019D0 (sv
Inventor
Oe E V Wennerbo
B Nilstam
Original Assignee
Atlas Copco Ab
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 Atlas Copco Ab filed Critical Atlas Copco Ab
Priority to SE8702019A priority Critical patent/SE458704B/sv
Publication of SE8702019D0 publication Critical patent/SE8702019D0/sv
Priority to US07/195,119 priority patent/US5005467A/en
Priority to DE8888850170T priority patent/DE3868434D1/de
Priority to EP88850170A priority patent/EP0292457B1/en
Publication of SE8702019L publication Critical patent/SE8702019L/sv
Publication of SE458704B publication Critical patent/SE458704B/sv
Priority to US07/598,047 priority patent/US5095806A/en

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
    • F15B13/042—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
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
SE8702019A 1987-05-18 1987-05-18 Anordning vid ett hydrauliskt drivsystem anslutet till en lastdrivande hydraulmotor SE458704B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8702019A SE458704B (sv) 1987-05-18 1987-05-18 Anordning vid ett hydrauliskt drivsystem anslutet till en lastdrivande hydraulmotor
US07/195,119 US5005467A (en) 1987-05-18 1988-05-17 Pilot-operated flow controlling directional control valve with copying spool
DE8888850170T DE3868434D1 (de) 1987-05-18 1988-05-18 Einrichtung in einem leistungshydrauliksystem, verbunden mit einem lasttragenden hydraulischen motor.
EP88850170A EP0292457B1 (en) 1987-05-18 1988-05-18 A device in a hydraulic power system connected to a load driving hydraulic motor
US07/598,047 US5095806A (en) 1987-05-18 1990-10-16 Device in a hydraulic power system connected to a load driving hydraulic motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8702019A SE458704B (sv) 1987-05-18 1987-05-18 Anordning vid ett hydrauliskt drivsystem anslutet till en lastdrivande hydraulmotor

Publications (3)

Publication Number Publication Date
SE8702019D0 SE8702019D0 (sv) 1987-05-18
SE8702019L true SE8702019L (sv) 1988-11-19
SE458704B SE458704B (sv) 1989-04-24

Family

ID=20368532

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8702019A SE458704B (sv) 1987-05-18 1987-05-18 Anordning vid ett hydrauliskt drivsystem anslutet till en lastdrivande hydraulmotor

Country Status (4)

Country Link
US (2) US5005467A (sv)
EP (1) EP0292457B1 (sv)
DE (1) DE3868434D1 (sv)
SE (1) SE458704B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4208755A1 (de) * 1992-03-19 1993-09-23 Schwing Gmbh F Hydraulische schiebersteuerung fuer arbeitszylinder mit ungleichen kolbengeschwindigkeiten
DE4231399A1 (de) * 1992-08-20 1994-02-24 Rexroth Mannesmann Gmbh Hydraulische Steuereinrichtung
KR100524415B1 (ko) * 2005-03-22 2005-10-26 강윤기 유압식 동력 발생장치
DE102007054137A1 (de) * 2007-11-14 2009-05-28 Hydac Filtertechnik Gmbh Hydraulische Ventilvorrichtung
WO2010151242A1 (en) * 2009-06-26 2010-12-29 Atlas Copco Rock Drills Ab Control system and rock drill rig
US12512996B2 (en) 2023-07-28 2025-12-30 Schneider Electric USA, Inc. Secure password reset system and method

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2931389A (en) * 1956-04-18 1960-04-05 Moog Servocontrols Inc Servo valve producing output differential pressure independent of flow rate
US3200845A (en) * 1962-07-18 1965-08-17 Kayaba Industry Co Ltd Pilot operated fluid direction change-over valve
US3304953A (en) * 1964-01-02 1967-02-21 Ohio Brass Co Fluid power system and valve mechanisms therefor
DE1600876B2 (de) * 1967-04-19 1972-05-10 Orenstein & Koppel AGt 1000 Berlin Hydraulisch betaetigter hauptsteuerschieber mit vom verstellweg eines druckabhaengigen servoventils abhaengigem hub des steuerkolbens
US3646959A (en) * 1970-10-12 1972-03-07 Sperry Rand Corp Power transmission
US3799200A (en) * 1972-06-12 1974-03-26 Gardner Denver Co Flow and pressure regulating control for hydraulic motors
DE2305835A1 (de) * 1973-02-07 1974-08-15 Danfoss As Hydraulische steuereinrichtung, insbesondere lenkeinrichtung
US3825033A (en) * 1973-02-12 1974-07-23 Sanders Associates Inc Extended range valve system
JPS5097781A (sv) * 1974-01-07 1975-08-04
US3910311A (en) * 1974-08-26 1975-10-07 Koehring Co Pressure compensated control valve
DE2460348A1 (de) * 1974-12-20 1976-06-24 Schneider Co Optische Werke Wegeventil
US4041983A (en) * 1975-07-09 1977-08-16 Caterpillar Tractor Co. Pressure controlled swing valve with safety feature
JPS5815707Y2 (ja) * 1976-08-26 1983-03-30 焼結金属工業株式会社 パイロット形方向切換弁
US4303003A (en) * 1977-05-25 1981-12-01 Vapor Corporation Switching valve
JPS5659008A (en) * 1979-10-17 1981-05-22 Nippon Air Brake Co Ltd Pressure fluid circuit
JPS5659007A (en) * 1979-10-17 1981-05-22 Nippon Air Brake Co Ltd Pressure fluid circuit
US4282898A (en) * 1979-11-29 1981-08-11 Caterpillar Tractor Co. Flow metering valve with operator selectable boosted flow
US4509406A (en) * 1980-06-16 1985-04-09 Caterpillar Tractor Co. Pressure reducing valve for dead engine lowering
DE3041339A1 (de) * 1980-11-03 1982-06-09 Backé, Wolfgang, Prof.Dr.-Ing., 5100 Aachen Elektropneumatisches servoventil
US4407122A (en) * 1981-05-18 1983-10-04 Vickers, Incorporated Power transmission
FR2534984B1 (fr) * 1982-10-21 1987-04-17 Bennes Marrel Dispositif de commande a distance amplifiee pour un circuit hydraulique
FR2546576B1 (fr) * 1983-05-26 1987-09-25 Bennes Marrel Dispositif limiteur de vitesse, destine a equiper un circuit hydraulique, notamment en equipant le tiroir d'un distributeur hydraulique
IN164865B (sv) * 1985-07-12 1989-06-24 Vickers Inc
US4724673A (en) * 1986-06-30 1988-02-16 Vickers, Incorporated Power transmission

Also Published As

Publication number Publication date
EP0292457B1 (en) 1992-02-19
SE458704B (sv) 1989-04-24
US5095806A (en) 1992-03-17
US5005467A (en) 1991-04-09
DE3868434D1 (de) 1992-03-26
EP0292457A1 (en) 1988-11-23
SE8702019D0 (sv) 1987-05-18

Similar Documents

Publication Publication Date Title
KR860007495A (ko) 연속 가변성 변속기용 유압제어 시스템
KR970075134A (ko) 동력 기계에 부착할 수 있는 부착 장치
SE7706500L (sv) Belastningsavkennande servostyrningssystem
DE3667441D1 (de) Bremsdruckregeleinrichtung.
CA2174011A1 (en) Hydraulic control system providing proportional movement to an attachment of a power machine
DE69318984D1 (de) Hydraulikanlage
KR920703379A (ko) 전체유압식 스티어링 시스템의 핸들 위치 보정장치
DK0620371T3 (da) Hydraulisk system til forsyning af åbne eller lukkede funktioner
KR960023845A (ko) 지게차의 앤티스톨밸브를 이용한 유압회로
SE8702019L (sv) Saett att daempa insvaengningsfoerloppet vid hydrauliska styrkretsar
KR920703939A (ko) 유압굴삭기의 주행속도 변환장치
BR9602102A (pt) Sistema de direção
DE3471058D1 (en) Control device, in particular for a tracked vehicle
KR920701889A (ko) 액체흐름 제어밸브
DE69907059D1 (de) System zur Regelung der Antriebskraft eines Nutzfahrzeuges
DE3874575D1 (de) Hydraulisch betaetigte lenkeinrichtung.
YU23288A (en) Hydraulic device with controlable pump for motor vehicles
DE3684402D1 (de) Hydraulische steuervorrichtung.
DE3464083D1 (en) Hydraulic control system for the steering and power hydraulics of vehicles
SE8701357D0 (sv) Hydrauliskt drivsystem
KR970062217A (ko) 크롤러식 굴삭기 주행모터의 속도조절 장치
GB2003100A (en) Vehicle hydraulic systems
KR950003940A (ko) 유압작동기의 방향 및 속도 제어장치
EP0378311A3 (en) Control valve
DK0582859T3 (da) Hydraulisk styreindretning

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 8702019-4

Format of ref document f/p: F

NUG Patent has lapsed