EP2058528A3 - Zweistufen-Teleskopzylinder - Google Patents

Zweistufen-Teleskopzylinder Download PDF

Info

Publication number
EP2058528A3
EP2058528A3 EP08167038A EP08167038A EP2058528A3 EP 2058528 A3 EP2058528 A3 EP 2058528A3 EP 08167038 A EP08167038 A EP 08167038A EP 08167038 A EP08167038 A EP 08167038A EP 2058528 A3 EP2058528 A3 EP 2058528A3
Authority
EP
European Patent Office
Prior art keywords
oil chamber
stowage
extension
oil
cylinder tube
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.)
Granted
Application number
EP08167038A
Other languages
English (en)
French (fr)
Other versions
EP2058528A2 (de
EP2058528B1 (de
Inventor
Taisuke Tsunoo
Takahiro Kobayashi
Joji Terasaka
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.)
Kobelco Cranes Co Ltd
Original Assignee
Kobelco Cranes Co Ltd
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 Kobelco Cranes Co Ltd filed Critical Kobelco Cranes Co Ltd
Publication of EP2058528A2 publication Critical patent/EP2058528A2/de
Publication of EP2058528A3 publication Critical patent/EP2058528A3/de
Application granted granted Critical
Publication of EP2058528B1 publication Critical patent/EP2058528B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Jib Cranes (AREA)
  • Axle Suspensions And Sidecars For Cycles (AREA)
EP20080167038 2007-11-07 2008-10-20 Zweistufen-Teleskopzylinder Not-in-force EP2058528B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007289374A JP4821761B2 (ja) 2007-11-07 2007-11-07 ２段伸縮シリンダ装置及び３段式伸縮ブーム

Publications (3)

Publication Number Publication Date
EP2058528A2 EP2058528A2 (de) 2009-05-13
EP2058528A3 true EP2058528A3 (de) 2010-04-07
EP2058528B1 EP2058528B1 (de) 2013-04-24

Family

ID=40342365

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20080167038 Not-in-force EP2058528B1 (de) 2007-11-07 2008-10-20 Zweistufen-Teleskopzylinder

Country Status (2)

Country Link
EP (1) EP2058528B1 (de)
JP (1) JP4821761B2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5176527B2 (ja) * 2007-08-17 2013-04-03 コベルコクレーン株式会社 伸縮ブーム
CN101806315B (zh) * 2010-04-07 2012-03-14 中联重科股份有限公司 复合油缸及其垃圾压缩机
JP5794683B2 (ja) * 2010-08-25 2015-10-14 コベルコクレーン株式会社 多段伸縮シリンダ
CN102562709B (zh) * 2011-12-30 2015-01-21 湖南特力液压有限公司 双作用同步伸缩式多级液压缸以及液压设备
CN102678654A (zh) * 2012-06-02 2012-09-19 山西高行液压股份有限公司 变速油缸系统
CN102852133B (zh) * 2012-09-17 2014-10-08 李理 一种夯土机的气缸式驱动装置
JP6430332B2 (ja) * 2015-05-19 2018-11-28 Ｉｈｉ運搬機械株式会社 スクリューロッドのカバー装置
ITUB20160363A1 (it) * 2016-01-29 2017-07-29 Manitou Italia Srl Braccio telescopico per macchine operatrici semoventi.
CN110296123B (zh) * 2019-07-26 2024-02-27 娄底市中兴液压件有限公司 油缸、串联油缸和工程车辆
CN112503055A (zh) * 2019-09-16 2021-03-16 湖南特力液压有限公司 多级液压缸
CN111017783B (zh) * 2019-11-14 2022-04-15 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） 液压升降设备
CN112320635B (zh) * 2020-11-11 2023-04-18 三一汽车起重机械有限公司 伸缩油缸的活塞杆、伸缩油缸以及起重机
JP2023137714A (ja) * 2022-03-18 2023-09-29 Ｋｙｂ株式会社 流体圧シリンダ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3603207A (en) * 1969-05-26 1971-09-07 Koehring Co Multiple-cylinder telescopic actuator
EP0446115A1 (de) * 1990-03-06 1991-09-11 Ppm Societe Anonyme: Mehrfachzylinder, Versorgungskreis für einen solchen Zylinder und Teleskopausleger als Anwendung dieses Zylinders
EP0947709A1 (de) * 1998-04-06 1999-10-06 Grove U.S. LLC Teleskopiersystem mit mehrstufigem Teleskopzylinder

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS505358B1 (de) * 1969-07-22 1975-03-03
JPS57163707A (en) * 1981-03-31 1982-10-08 Yunitsuku:Kk Multiple cylinder equipment
JPS5962703A (ja) * 1982-09-29 1984-04-10 Shin Meiwa Ind Co Ltd 複動多段式油圧シリンダ
JP2618768B2 (ja) 1990-12-28 1997-06-11 住友精密工業株式会社 二段伸縮型ロックアクチュエーター
JPH0710512U (ja) * 1993-07-30 1995-02-14 三浦工業株式会社 位置決め装置
JP3126657B2 (ja) * 1996-03-28 2001-01-22 古河機械金属株式会社 ブーム伸縮装置
JP2002070809A (ja) 2000-08-30 2002-03-08 Komatsu Ltd 複動多段式シリンダ
JP3879977B2 (ja) * 2001-11-12 2007-02-14 ユアサ工機株式会社 伸縮ポール
JP4687172B2 (ja) * 2005-03-18 2011-05-25 コベルコクレーン株式会社 伸縮ブーム

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3603207A (en) * 1969-05-26 1971-09-07 Koehring Co Multiple-cylinder telescopic actuator
EP0446115A1 (de) * 1990-03-06 1991-09-11 Ppm Societe Anonyme: Mehrfachzylinder, Versorgungskreis für einen solchen Zylinder und Teleskopausleger als Anwendung dieses Zylinders
EP0947709A1 (de) * 1998-04-06 1999-10-06 Grove U.S. LLC Teleskopiersystem mit mehrstufigem Teleskopzylinder

Also Published As

Publication number Publication date
JP4821761B2 (ja) 2011-11-24
EP2058528A2 (de) 2009-05-13
JP2009115225A (ja) 2009-05-28
EP2058528B1 (de) 2013-04-24

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