EP1918593A3 - Appareil de dépressurisation pour conduit hydraulique et structure de conduit hydraulique - Google Patents

Appareil de dépressurisation pour conduit hydraulique et structure de conduit hydraulique Download PDF

Info

Publication number
EP1918593A3
EP1918593A3 EP07119211A EP07119211A EP1918593A3 EP 1918593 A3 EP1918593 A3 EP 1918593A3 EP 07119211 A EP07119211 A EP 07119211A EP 07119211 A EP07119211 A EP 07119211A EP 1918593 A3 EP1918593 A3 EP 1918593A3
Authority
EP
European Patent Office
Prior art keywords
hydraulic pipe
depressurization
pipes
oil
valves
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
EP07119211A
Other languages
German (de)
English (en)
Other versions
EP1918593A2 (fr
EP1918593B1 (fr
Inventor
Takanori c/o KOBELCO CON. MACH. CO. LTD Yamasaki
Nobuhiro c/o KOBELCO CON. MACH. CO. LTD Koga
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 Construction Machinery Co Ltd
Original Assignee
Kobelco Construction Machinery 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 Construction Machinery Co Ltd filed Critical Kobelco Construction Machinery Co Ltd
Publication of EP1918593A2 publication Critical patent/EP1918593A2/fr
Publication of EP1918593A3 publication Critical patent/EP1918593A3/fr
Application granted granted Critical
Publication of EP1918593B1 publication Critical patent/EP1918593B1/fr
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
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/007—Overload
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2275—Hoses and supports therefor and protection therefor
    • 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/005—Filling or draining of fluid systems

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Mining & Mineral Resources (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Details Of Valves (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
EP20070119211 2006-11-01 2007-10-24 Appareil de dépressurisation pour conduit hydraulique et structure de conduit hydraulique Not-in-force EP1918593B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006297792A JP4935301B2 (ja) 2006-11-01 2006-11-01 油圧配管の圧抜き装置及び油圧配管構造

Publications (3)

Publication Number Publication Date
EP1918593A2 EP1918593A2 (fr) 2008-05-07
EP1918593A3 true EP1918593A3 (fr) 2010-08-11
EP1918593B1 EP1918593B1 (fr) 2012-08-08

Family

ID=39016278

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20070119211 Not-in-force EP1918593B1 (fr) 2006-11-01 2007-10-24 Appareil de dépressurisation pour conduit hydraulique et structure de conduit hydraulique

Country Status (2)

Country Link
EP (1) EP1918593B1 (fr)
JP (1) JP4935301B2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5497707B2 (ja) * 2011-08-09 2014-05-21 株式会社クボタ 作業機
CN103195127B (zh) * 2013-03-29 2015-11-25 上海三一重机有限公司 液压管路结构及挖掘机
DE102020106048A1 (de) * 2020-03-05 2021-09-09 Komatsu Germany Gmbh Hydraulikbagger
FR3109977A1 (fr) * 2020-05-08 2021-11-12 Cryl Equipement de décompression sécurisé pour circuit hydraulique

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006233571A (ja) * 2005-02-24 2006-09-07 Kobelco Contstruction Machinery Ltd 作業機械の配管接続方法及び接続構造
JP2007262778A (ja) * 2006-03-29 2007-10-11 Kobelco Contstruction Machinery Ltd 作業機械の配管接続装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2559612B2 (ja) * 1988-02-29 1996-12-04 株式会社小松製作所 操作弁装置
JP2545176Y2 (ja) * 1989-01-26 1997-08-25 東芝機械株式会社 複合制御弁
JP2613149B2 (ja) * 1992-03-10 1997-05-21 株式会社ナブコ 配管接続装置
JP3499962B2 (ja) * 1995-04-06 2004-02-23 三菱重工業株式会社 油圧制御弁
JPH11230394A (ja) * 1998-02-16 1999-08-27 Kotobuki Sangyo Kk 流体回路用配管における接続機器
JP3294550B2 (ja) * 1998-06-04 2002-06-24 日立建機株式会社 縦穴掘削機の簡易脱着継手接続用の油圧回路
JP4376399B2 (ja) * 2000-01-20 2009-12-02 日東工器株式会社 残圧抜きアダプタ
JP2002038529A (ja) * 2000-07-27 2002-02-06 Kubota Corp バックホウの油圧回路構造

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006233571A (ja) * 2005-02-24 2006-09-07 Kobelco Contstruction Machinery Ltd 作業機械の配管接続方法及び接続構造
JP2007262778A (ja) * 2006-03-29 2007-10-11 Kobelco Contstruction Machinery Ltd 作業機械の配管接続装置

Also Published As

Publication number Publication date
EP1918593A2 (fr) 2008-05-07
JP4935301B2 (ja) 2012-05-23
JP2008115905A (ja) 2008-05-22
EP1918593B1 (fr) 2012-08-08

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