EP3978420C0 - Method for damping mast torsional vibration in an industrial truck and industrial truck - Google Patents

Method for damping mast torsional vibration in an industrial truck and industrial truck

Info

Publication number
EP3978420C0
EP3978420C0 EP21196263.4A EP21196263A EP3978420C0 EP 3978420 C0 EP3978420 C0 EP 3978420C0 EP 21196263 A EP21196263 A EP 21196263A EP 3978420 C0 EP3978420 C0 EP 3978420C0
Authority
EP
European Patent Office
Prior art keywords
industrial truck
torsional vibration
mast
damping
damping mast
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.)
Active
Application number
EP21196263.4A
Other languages
German (de)
French (fr)
Other versions
EP3978420A1 (en
EP3978420B1 (en
Inventor
Yves-Jocelyn Francois
Björn Bullermann
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.)
Linde Material Handling GmbH
STILL GmbH
Original Assignee
Linde Material Handling GmbH
STILL 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
Priority claimed from DE102020127348.7A external-priority patent/DE102020127348A1/en
Application filed by Linde Material Handling GmbH, STILL GmbH filed Critical Linde Material Handling GmbH
Publication of EP3978420A1 publication Critical patent/EP3978420A1/en
Application granted granted Critical
Publication of EP3978420C0 publication Critical patent/EP3978420C0/en
Publication of EP3978420B1 publication Critical patent/EP3978420B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, 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
    • B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
    • B66F17/003—Safety devices, e.g. for limiting or indicating lifting force for fork-lift trucks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, 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
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices 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
    • B66F9/075—Constructional features or details
    • B66F9/0755—Position control; Position detectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, 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
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices 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
    • B66F9/075—Constructional features or details
    • B66F9/08—Masts; Guides; Chains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, 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
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices 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
    • B66F9/075—Constructional features or details
    • B66F9/08—Masts; Guides; Chains
    • B66F9/10—Masts; Guides; Chains movable in a horizontal direction relative to truck
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, 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
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices 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
    • B66F9/075—Constructional features or details
    • B66F9/12—Platforms; Forks; Other load supporting or gripping members
    • B66F9/14—Platforms; Forks; Other load supporting or gripping members laterally movable, e.g. swingable, for slewing or transverse movements
    • B66F9/147—Whole unit including fork support moves relative to mast
    • B66F9/148—Whole unit including fork support moves sideways

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Forklifts And Lifting Vehicles (AREA)
EP21196263.4A 2020-09-30 2021-09-13 Method for damping mast torsional vibration in an industrial truck and industrial truck Active EP3978420B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020125529 2020-09-30
DE102020127348.7A DE102020127348A1 (en) 2020-09-30 2020-10-16 Method for damping lifting mast torsional vibrations in an industrial truck and industrial truck

Publications (3)

Publication Number Publication Date
EP3978420A1 EP3978420A1 (en) 2022-04-06
EP3978420C0 true EP3978420C0 (en) 2024-03-27
EP3978420B1 EP3978420B1 (en) 2024-03-27

Family

ID=77738993

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21196263.4A Active EP3978420B1 (en) 2020-09-30 2021-09-13 Method for damping mast torsional vibration in an industrial truck and industrial truck

Country Status (1)

Country Link
EP (1) EP3978420B1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4093091A (en) * 1976-06-30 1978-06-06 Towmotor Corporation Load moment sensing system for lift trucks
DE10054789A1 (en) * 2000-11-04 2002-05-08 Still Wagner Gmbh & Co Kg Industrial truck with a mast and an additional movement device for a load handler
DE102008020592B4 (en) * 2008-04-24 2022-02-10 Linde Material Handling Gmbh Procedure for vibration damping in industrial trucks
DE102008020595B4 (en) * 2008-04-24 2022-02-10 Linde Material Handling Gmbh Procedure for vibration damping in industrial trucks
US9302893B2 (en) * 2013-02-07 2016-04-05 The Raymond Corporation Vibration control systems and methods for industrial lift trucks
DE102015102368A1 (en) * 2015-02-19 2016-08-25 Schwing Gmbh Position control mast top
DE102016124506A1 (en) * 2016-12-15 2018-06-21 Jungheinrich Aktiengesellschaft Truck with a control unit for controlling the movement of a load and a corresponding method
DE102018133095A1 (en) * 2018-12-20 2020-06-25 Still Gmbh Method for determining the load on an industrial truck and industrial truck

Also Published As

Publication number Publication date
EP3978420A1 (en) 2022-04-06
EP3978420B1 (en) 2024-03-27

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