EP2359013A4 - Device at a hydraulic cylinder - Google Patents

Device at a hydraulic cylinder

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Withdrawn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)
French (fr)
Other versions
EP2359013A1 (en
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
Priority to SE0850168A priority Critical patent/SE533598C2/en
Application filed by VAEDERSTAD-VERKEN AB, VAEDERSTAD VERKEN AB filed Critical VAEDERSTAD-VERKEN AB
Priority to PCT/SE2009/051402 priority patent/WO2010071557A1/en
Publication of EP2359013A1 publication Critical patent/EP2359013A1/en
Publication of EP2359013A4 publication Critical patent/EP2359013A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16JPISTONS; CYLINDERS; SEALINGS
    • F16J15/00Sealings
    • F16J15/002Sealings comprising at least two sealings in succession
    • F16J15/004Sealings comprising at least two sealings in succession forming of recuperation chamber for the leaking fluid
    • 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
    • F15B15/00Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20Other details, e.g. assembly with regulating devices
    • F15B15/204Control means for piston speed or actuating force without external control, e.g. control valve inside the piston
    • 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
    • F15B7/00Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
    • F15B7/06Details
    • F15B7/10Compensation of the liquid content in a system
EP09833721.5A 2008-12-19 2009-12-11 Device at a hydraulic cylinder Withdrawn EP2359013A4 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE0850168A SE533598C2 (en) 2008-12-19 2008-12-19 Device on a hydraulic cylinder
PCT/SE2009/051402 WO2010071557A1 (en) 2008-12-19 2009-12-11 Device at a hydraulic cylinder

Publications (2)

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

Family

ID=42269018

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09833721.5A Withdrawn EP2359013A4 (en) 2008-12-19 2009-12-11 Device at a hydraulic cylinder

Country Status (3)

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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR993199A (en) * 1949-06-10 1951-10-29 Improvement in hydraulic or pneumatic servo-motors and application of these servo motors to improved binding of attachments with a tractor vehicle
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 (en) * 2004-04-05 2005-10-20 Hoerbiger Automatisierungstech Working cylinder comprises a bushing penetrated by a piston rod and connected to one end piece of the cylinder

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE441117C (en) * 1982-08-20 1987-12-10 Stark Crister DEVICE FOR SYNCHRONIZATION OF CYLINDER PISTON
SE530030C2 (en) * 2006-06-29 2008-02-12 Vaederstad Verken Ab Device on a hydraulic cylinder

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR993199A (en) * 1949-06-10 1951-10-29 Improvement in hydraulic or pneumatic servo-motors and application of these servo motors to improved binding of attachments with a tractor vehicle
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 (en) * 2004-04-05 2005-10-20 Hoerbiger Automatisierungstech Working cylinder comprises a bushing penetrated by a piston rod and connected to one end piece of the cylinder

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010071557A1 *

Also Published As

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

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Legal Events

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Effective date: 20110503

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A4 Despatch of supplementary search report

Effective date: 20130612

RIC1 Classification (correction)

Ipc: F15B 15/14 20060101AFI20130606BHEP

Ipc: F16J 15/18 20060101ALI20130606BHEP

Ipc: F16J 15/00 20060101ALI20130606BHEP

Ipc: F15B 7/10 20060101ALI20130606BHEP

Ipc: F15B 15/20 20060101ALI20130606BHEP

18D Deemed to be withdrawn

Effective date: 20140109