DE50010707D1 - Schaltvorrichtung für eine arbeitsmaschine - Google Patents

Schaltvorrichtung für eine arbeitsmaschine

Info

Publication number
DE50010707D1
DE50010707D1 DE50010707T DE50010707T DE50010707D1 DE 50010707 D1 DE50010707 D1 DE 50010707D1 DE 50010707 T DE50010707 T DE 50010707T DE 50010707 T DE50010707 T DE 50010707T DE 50010707 D1 DE50010707 D1 DE 50010707D1
Authority
DE
Germany
Prior art keywords
connection
supply connection
useful
switching device
working machine
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 - Fee Related
Application number
DE50010707T
Other languages
English (en)
Inventor
Anton Thiry
Harald Baer
Martin Schaus
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.)
Hydac Fluidtechnik GmbH
Original Assignee
Hydac Fluidtechnik GmbH
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 Hydac Fluidtechnik GmbH filed Critical Hydac Fluidtechnik GmbH
Priority to DE50010707T priority Critical patent/DE50010707D1/de
Application granted granted Critical
Publication of DE50010707D1 publication Critical patent/DE50010707D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors
    • 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
    • E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels
    • 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
    • E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
    • 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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/024—Installations or systems with accumulators used as a supplementary power source, e.g. to store energy in idle periods to balance pump load
    • 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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/027—Installations or systems with accumulators having accumulator charging devices
    • 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
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/004—Fluid pressure supply failure
    • 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
    • F15B2013/002—Modular valves, i.e. consisting of an assembly of interchangeable components
    • F15B2013/004—Cartridge valves
    • 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
    • Y10T137/265—Plural outflows
    • Y10T137/2663—Pressure responsive
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Soil Working Implements (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Earth Drilling (AREA)
DE50010707T 1999-07-01 2000-06-27 Schaltvorrichtung für eine arbeitsmaschine Expired - Fee Related DE50010707D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50010707T DE50010707D1 (de) 1999-07-01 2000-06-27 Schaltvorrichtung für eine arbeitsmaschine

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19930101A DE19930101A1 (de) 1999-07-01 1999-07-01 Schaltvorrichtung für eine Arbeitsmaschine
DE50010707T DE50010707D1 (de) 1999-07-01 2000-06-27 Schaltvorrichtung für eine arbeitsmaschine
PCT/EP2000/005976 WO2001002735A1 (de) 1999-07-01 2000-06-27 Schaltvorrichtung für eine arbeitsmaschine

Publications (1)

Publication Number Publication Date
DE50010707D1 true DE50010707D1 (de) 2005-08-18

Family

ID=7913145

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19930101A Withdrawn DE19930101A1 (de) 1999-07-01 1999-07-01 Schaltvorrichtung für eine Arbeitsmaschine
DE50010707T Expired - Fee Related DE50010707D1 (de) 1999-07-01 2000-06-27 Schaltvorrichtung für eine arbeitsmaschine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19930101A Withdrawn DE19930101A1 (de) 1999-07-01 1999-07-01 Schaltvorrichtung für eine Arbeitsmaschine

Country Status (6)

Country Link
US (1) US6679281B1 (de)
EP (1) EP1190178B1 (de)
JP (1) JP2003503657A (de)
AT (1) ATE299557T1 (de)
DE (2) DE19930101A1 (de)
WO (1) WO2001002735A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10057746A1 (de) * 2000-11-16 2002-06-06 Hydac Technology Gmbh Hydrospeicher
DE102007056683A1 (de) * 2007-11-24 2009-05-28 Schaeffler Kg Vorrichtung zur variablen Einstellung der Steuerzeiten von Gaswechselventilen einer Brennkraftmaschine
KR20110076073A (ko) * 2009-12-29 2011-07-06 볼보 컨스트럭션 이큅먼트 에이비 네가티브 컨트롤방식 유압시스템
DE102014006357B3 (de) * 2014-04-30 2015-06-25 Festo Ag & Co. Kg Druckluftsystem mit Sicherheitsfunktion und Verfahren zum Betreiben eines solchen Druckluftsystems
CN105650048B (zh) * 2016-03-04 2018-09-18 柳州柳工液压件有限公司 先导控制阀组

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2836816C2 (de) * 1978-08-23 1986-03-06 Alfred Teves Gmbh, 6000 Frankfurt Ventileinrichtung
DE3011518A1 (de) 1980-03-25 1981-10-01 G.L. Rexroth Gmbh, 8770 Lohr Ladeventil fuer einen hydrospeicher
DE3034467A1 (de) 1980-09-12 1982-05-19 Mannesmann Rexroth GmbH, 8770 Lohr Hydraulische vorrichtung zum ueberwachen einer verbindung
DE3119802A1 (de) 1981-05-19 1982-12-09 Robert Bosch Gmbh, 7000 Stuttgart Hydraulische steuereinrichtung
DE4004931C2 (de) 1990-02-16 1995-02-23 Rexroth Mannesmann Gmbh Vorgesteuertes Druckabschaltventil
DE4301012C2 (de) * 1993-01-16 1997-04-17 Hydraulik Nord Gmbh Speicherschaltung für einen Lenkkreislauf
DE19514745A1 (de) * 1995-04-21 1996-10-24 Rexroth Mannesmann Gmbh Ladeventilanordnung zum Laden eines Speichers
GB2306926B (en) 1995-11-10 1999-09-01 Ultra Hydraulics Ltd hydraulic flow control valve assemblies

Also Published As

Publication number Publication date
WO2001002735A1 (de) 2001-01-11
US6679281B1 (en) 2004-01-20
EP1190178B1 (de) 2005-07-13
ATE299557T1 (de) 2005-07-15
EP1190178A1 (de) 2002-03-27
DE19930101A1 (de) 2001-01-18
JP2003503657A (ja) 2003-01-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee