EP2359013A4 - Dispositif au niveau d'un vérin hydraulique - Google Patents

Dispositif au niveau d'un vérin hydraulique

Info

Publication number
EP2359013A4
EP2359013A4 EP09833721.5A EP09833721A EP2359013A4 EP 2359013 A4 EP2359013 A4 EP 2359013A4 EP 09833721 A EP09833721 A EP 09833721A EP 2359013 A4 EP2359013 A4 EP 2359013A4
Authority
EP
European Patent Office
Prior art keywords
hydraulic cylinder
hydraulic
cylinder
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.)
Withdrawn
Application number
EP09833721.5A
Other languages
German (de)
English (en)
Other versions
EP2359013A1 (fr
Inventor
Gert Gilstring
Marcus Ingemarsson
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.)
VAEDERSTAD-VERKEN AB
VAEDERSTAD VERKEN AB
Original Assignee
VAEDERSTAD-VERKEN AB
VAEDERSTAD VERKEN 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 VAEDERSTAD-VERKEN AB, VAEDERSTAD VERKEN AB filed Critical VAEDERSTAD-VERKEN AB
Publication of EP2359013A1 publication Critical patent/EP2359013A1/fr
Publication of EP2359013A4 publication Critical patent/EP2359013A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/002—Sealings comprising at least two sealings in succession
    • F16J15/004—Sealings comprising at least two sealings in succession forming of recuperation chamber for the leaking fluid
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/149—Fluid interconnections, e.g. fluid connectors, passages
    • 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members
    • F15B11/205—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members the position of the actuator controlling the fluid flow to the subsequent actuator
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/204—Control means for piston speed or actuating force without external control, e.g. control valve inside the piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
    • F16J15/182—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings with lubricating, cooling or draining means
    • 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
    • F15B7/00—Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
    • F15B7/06—Details
    • F15B7/10—Compensation of the liquid content in a system

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Actuator (AREA)
EP09833721.5A 2008-12-19 2009-12-11 Dispositif au niveau d'un vérin hydraulique Withdrawn EP2359013A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0850168A SE533598C2 (sv) 2008-12-19 2008-12-19 Anordning vid en hydraulcylinder
PCT/SE2009/051402 WO2010071557A1 (fr) 2008-12-19 2009-12-11 Dispositif au niveau d'un vérin hydraulique

Publications (2)

Publication Number Publication Date
EP2359013A1 EP2359013A1 (fr) 2011-08-24
EP2359013A4 true EP2359013A4 (fr) 2013-07-10

Family

ID=42269018

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09833721.5A Withdrawn EP2359013A4 (fr) 2008-12-19 2009-12-11 Dispositif au niveau d'un vérin hydraulique

Country Status (3)

Country Link
EP (1) EP2359013A4 (fr)
SE (1) SE533598C2 (fr)
WO (1) WO2010071557A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022122724A1 (de) * 2022-09-07 2024-03-07 Nussbaum Automotive Lifts Gmbh Hydraulikaggregat mit Überströmkanal und Hubvorrichtung

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR993199A (fr) * 1949-06-10 1951-10-29 Perfectionnement aux servo-moteurs hydrauliques ou pneumatiques et application de ces servo-moteurs perfectionnés à la liaison d'outils portés avec un engin tracteur
US3229589A (en) * 1964-12-07 1966-01-18 Signode Corp Impact tool and pneumatic piston return system therefor
US6186043B1 (en) * 1999-04-05 2001-02-13 Deere & Company Cushion hydraulic cylinder
DE102005015420A1 (de) * 2004-04-05 2005-10-20 Hoerbiger Automatisierungstech Arbeitszylinder mit Endlagendämpfung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE441117C (sv) * 1982-08-20 1987-12-21 Stark Crister Anordning for synkronisering av cylinderkolvar
SE530030C2 (sv) * 2006-06-29 2008-02-12 Vaederstad Verken Ab Anordning vid en hydraulcylinder

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR993199A (fr) * 1949-06-10 1951-10-29 Perfectionnement aux servo-moteurs hydrauliques ou pneumatiques et application de ces servo-moteurs perfectionnés à la liaison d'outils portés avec un engin tracteur
US3229589A (en) * 1964-12-07 1966-01-18 Signode Corp Impact tool and pneumatic piston return system therefor
US6186043B1 (en) * 1999-04-05 2001-02-13 Deere & Company Cushion hydraulic cylinder
DE102005015420A1 (de) * 2004-04-05 2005-10-20 Hoerbiger Automatisierungstech Arbeitszylinder mit Endlagendämpfung

Also Published As

Publication number Publication date
SE0850168A1 (sv) 2010-06-20
EP2359013A1 (fr) 2011-08-24
SE533598C2 (sv) 2010-11-02
WO2010071557A1 (fr) 2010-06-24

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Legal Events

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A4 Supplementary search report drawn up and despatched

Effective date: 20130612

RIC1 Information provided on ipc code assigned before grant

Ipc: F15B 15/14 20060101AFI20130606BHEP

Ipc: F16J 15/18 20060101ALI20130606BHEP

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Effective date: 20140109