EP2359013A4 - Device at a hydraulic cylinder - Google Patents
Device at a hydraulic cylinderInfo
- 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- Withdrawn
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)
Applications Claiming Priority (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) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102022122724A1 (en) * | 2022-09-07 | 2024-03-07 | Nussbaum Automotive Lifts Gmbh | Hydraulic unit with overflow channel and lifting device |
Citations (4)
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 improved servo-motors to the connection of mounted tools with a tractor unit | |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE441117C (en) * | 1982-08-20 | 1987-12-21 | Stark Crister | DEVICE FOR SYNCHRONIZATION OF CYLINDER PISTON |
SE530030C2 (en) * | 2006-06-29 | 2008-02-12 | Vaederstad Verken Ab | Device on a hydraulic cylinder |
-
2008
- 2008-12-19 SE SE0850168A patent/SE533598C2/en not_active IP Right Cessation
-
2009
- 2009-12-11 WO PCT/SE2009/051402 patent/WO2010071557A1/en active Application Filing
- 2009-12-11 EP EP09833721.5A patent/EP2359013A4/en not_active Withdrawn
Patent Citations (4)
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 improved servo-motors to the connection of mounted tools with a tractor unit | |
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 |
Also Published As
Publication number | Publication date |
---|---|
WO2010071557A1 (en) | 2010-06-24 |
SE533598C2 (en) | 2010-11-02 |
EP2359013A1 (en) | 2011-08-24 |
SE0850168A1 (en) | 2010-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20110503 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
DAX | Request for extension of the european patent (deleted) | ||
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 Ipc: F16J 15/00 20060101ALI20130606BHEP Ipc: F15B 7/10 20060101ALI20130606BHEP Ipc: F15B 15/20 20060101ALI20130606BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20140109 |