DE50111941D1 - Hydraulische Hubvorrichtung - Google Patents

Hydraulische Hubvorrichtung

Info

Publication number
DE50111941D1
DE50111941D1 DE50111941T DE50111941T DE50111941D1 DE 50111941 D1 DE50111941 D1 DE 50111941D1 DE 50111941 T DE50111941 T DE 50111941T DE 50111941 T DE50111941 T DE 50111941T DE 50111941 D1 DE50111941 D1 DE 50111941D1
Authority
DE
Germany
Prior art keywords
lifting device
lowering
hydraulic lifting
valve
pressurized medium
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 - Lifetime
Application number
DE50111941T
Other languages
English (en)
Inventor
Ralf Mebert
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.)
Kion Warehouse Systems GmbH
Original Assignee
Still Wagner GmbH and Co KG
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 Still Wagner GmbH and Co KG filed Critical Still Wagner GmbH and Co KG
Priority to DE50111941T priority Critical patent/DE50111941D1/de
Application granted granted Critical
Publication of DE50111941D1 publication Critical patent/DE50111941D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/20Means for actuating or controlling masts, platforms, or forks
    • B66F9/22Hydraulic devices or systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/044Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out"
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/14Energy-recuperation means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/20Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205Systems with pumps
    • F15B2211/2053Type of pump
    • F15B2211/20538Type of pump constant capacity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/405Flow control characterised by the type of flow control means or valve
    • F15B2211/40515Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/405Flow control characterised by the type of flow control means or valve
    • F15B2211/40553Flow control characterised by the type of flow control means or valve with pressure compensating valves
    • F15B2211/40569Flow control characterised by the type of flow control means or valve with pressure compensating valves the pressure compensating valve arranged downstream of the flow control means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/415Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41509Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and a directional control valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/415Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41527Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/455Control of flow in the feed line, i.e. meter-in control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/46Control of flow in the return line, i.e. meter-out control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051Linear output members
    • F15B2211/7052Single-acting output members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71Multiple output members, e.g. multiple hydraulic motors or cylinders
    • F15B2211/7114Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/75Control of speed of the output member

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Transportation (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Forklifts And Lifting Vehicles (AREA)
DE50111941T 2000-09-28 2001-09-25 Hydraulische Hubvorrichtung Expired - Lifetime DE50111941D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50111941T DE50111941D1 (de) 2000-09-28 2001-09-25 Hydraulische Hubvorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10048215A DE10048215A1 (de) 2000-09-28 2000-09-28 Hydraulische Hubvorrichtung
DE50111941T DE50111941D1 (de) 2000-09-28 2001-09-25 Hydraulische Hubvorrichtung

Publications (1)

Publication Number Publication Date
DE50111941D1 true DE50111941D1 (de) 2007-03-15

Family

ID=7658041

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10048215A Withdrawn DE10048215A1 (de) 2000-09-28 2000-09-28 Hydraulische Hubvorrichtung
DE50111941T Expired - Lifetime DE50111941D1 (de) 2000-09-28 2001-09-25 Hydraulische Hubvorrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10048215A Withdrawn DE10048215A1 (de) 2000-09-28 2000-09-28 Hydraulische Hubvorrichtung

Country Status (3)

Country Link
EP (1) EP1193211B1 (de)
AT (1) ATE352515T1 (de)
DE (2) DE10048215A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10154449A1 (de) * 2001-11-06 2003-05-15 Dambach Lagersysteme Gmbh & Co Hydraulische Hubvorrichtung insbesondere für batteriegetriebene Flurförderzeuge und Verfahren zu deren Steuerung
SE525159C2 (sv) * 2002-06-05 2004-12-14 Bt Ind Ab Förfarande för att styra sänkningsrörelsen för en trucks luftcylinder
FI123664B (fi) * 2008-02-29 2013-09-13 Metso Paper Inc Paperi- tai kartonkikoneessa käytetyn laitteiston kuormitussylinterin hydraulijärjestelmä sekä menetelmä kuormitussylinterin paineistamiseksi hydraulijärjestelmässä
WO2012112431A1 (en) 2011-02-16 2012-08-23 Crown Equipment Corporation Materials handling vehicle estimating a speed of a movable assembly from a lift motor speed
US9360023B2 (en) 2013-03-14 2016-06-07 The Raymond Corporation Hydraulic regeneration system and method for a material handling vehicle
US9975426B2 (en) 2013-06-26 2018-05-22 Parker-Hannifin Manufacturing Limited Energy efficient electric vehicle control system
EP3178778B1 (de) 2015-12-10 2019-05-22 UniCarriers Europe AB Hydrauliksystem für energierückgewinnung und flurförderzeug mit diesem hydrauliksystem
US10844880B2 (en) 2017-01-17 2020-11-24 The Raymond Corporation Variable hydraulic pressure relief systems and methods for a material handling vehicle
CA2998893A1 (en) * 2017-03-23 2018-09-23 The Raymond Corporation Systems and methods for mast stabilization on a material handling vehicle
DE102019111295A1 (de) * 2019-05-02 2020-11-05 Jungheinrich Aktiengesellschaft Hydraulikanordnung für ein Flurförderzeug
US20220259829A1 (en) * 2019-07-08 2022-08-18 Danfoss Power Solutions Ii Technology A/S Hydraulic system architectures and bidirectional proportional valves usable in the system architectures

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56122774A (en) * 1980-02-26 1981-09-26 Oirudoraibu Kogyo Kk Oil pressure elevator
DE4317782C2 (de) * 1993-05-28 1996-01-18 Jungheinrich Ag Hydraulische Hubvorrichtung für batteriegetriebene Flurförderzeuge oder dergleichen
DE19744429A1 (de) * 1997-10-08 1999-04-22 Still Wagner Gmbh & Co Kg Flurförderfahrzeug mit einer Lastaufnahmevorrichtung und Verfahren zum Absenken der Lastaufnahmevorrichtung

Also Published As

Publication number Publication date
DE10048215A1 (de) 2002-04-11
EP1193211A2 (de) 2002-04-03
ATE352515T1 (de) 2007-02-15
EP1193211B1 (de) 2007-01-24
EP1193211A3 (de) 2005-12-14

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: STILL WAGNER GMBH, 72766 REUTLINGEN, DE

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KION WAREHOUSE SYSTEMS GMBH, 72766 REUTLINGEN, DE