JPWO2024005040A1 - - Google Patents

Info

Publication number
JPWO2024005040A1
JPWO2024005040A1 JP2024530901A JP2024530901A JPWO2024005040A1 JP WO2024005040 A1 JPWO2024005040 A1 JP WO2024005040A1 JP 2024530901 A JP2024530901 A JP 2024530901A JP 2024530901 A JP2024530901 A JP 2024530901A JP WO2024005040 A1 JPWO2024005040 A1 JP WO2024005040A1
Authority
JP
Japan
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.)
Pending
Application number
JP2024530901A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPWO2024005040A1 publication Critical patent/JPWO2024005040A1/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • E02F9/2271—Actuators 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
    • 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
    • F15B15/1423—Component parts; Constructional details
    • 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
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1428—Cylinders
    • 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
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1457—Piston rods
    • 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
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1471—Guiding means other than in the end cap

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Actuator (AREA)
JP2024530901A 2022-06-30 2023-06-28 Pending JPWO2024005040A1 (https=)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022105782 2022-06-30
PCT/JP2023/023886 WO2024005040A1 (ja) 2022-06-30 2023-06-28 シリンダカバー、油圧シリンダ、および作業機

Publications (1)

Publication Number Publication Date
JPWO2024005040A1 true JPWO2024005040A1 (https=) 2024-01-04

Family

ID=89382335

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024530901A Pending JPWO2024005040A1 (https=) 2022-06-30 2023-06-28

Country Status (4)

Country Link
US (1) US12534881B2 (https=)
EP (1) EP4549664A1 (https=)
JP (1) JPWO2024005040A1 (https=)
WO (1) WO2024005040A1 (https=)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03103352U (https=) * 1990-02-13 1991-10-28
JPH08296611A (ja) * 1995-04-26 1996-11-12 Kobelco Kenki Eng Kk 油圧シリンダの保護装置
JP2001073404A (ja) * 1999-09-06 2001-03-21 Hitachi Constr Mach Co Ltd シリンダカバー装置
JP2001073405A (ja) * 1999-09-06 2001-03-21 Hitachi Constr Mach Co Ltd シリンダカバー装置
JP2002220853A (ja) * 2001-01-23 2002-08-09 Kubota Corp シリンダの保護装置
JP2005320848A (ja) * 2004-05-04 2005-11-17 Volvo Construction Equipment Holding Sweden Ab 異音を防止するシリンダ保護装置
JP2008095297A (ja) * 2006-10-06 2008-04-24 Hitachi Constr Mach Co Ltd 建設機械

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2764303A (en) * 1954-07-01 1956-09-25 Sr John R Austin Piston rod guard for material handling apparatus
JPH03128748U (https=) * 1990-04-03 1991-12-25
JPH0748760Y2 (ja) * 1991-09-26 1995-11-08 セイレイ工業株式会社 バックホーブームのシリンダー支持構造
JPH0657970A (ja) * 1992-08-10 1994-03-01 Ooyodo Diesel Kk コンクリート破砕機
JPH10292426A (ja) * 1997-04-18 1998-11-04 Komatsu Ltd 油圧シリンダの保護装置
DE60045471D1 (de) * 1999-02-09 2011-02-17 Yanmar Co Ltd Hydraulisch angetriebene arbeitsmaschine
JP4695340B2 (ja) * 2004-03-10 2011-06-08 日立建機株式会社 ブームシリンダのカバー装置
JP4038197B2 (ja) * 2004-07-01 2008-01-23 ヤンマー株式会社 シリンダの保護装置
KR20150114706A (ko) * 2014-04-02 2015-10-13 현대중공업 주식회사 건설기계의 유압배관 보호장치
EP2933388B1 (en) * 2014-04-18 2020-11-11 Caterpillar Work Tools B. V. Hydraulic cylinder cover
JP6509693B2 (ja) * 2015-09-11 2019-05-08 株式会社日立建機ティエラ シリンダ装置
JP7130546B2 (ja) 2018-12-25 2022-09-05 株式会社クボタ 作業機
CN112771232B (zh) * 2018-12-25 2022-09-09 株式会社久保田 作业机
CA3155250A1 (en) * 2019-10-25 2021-04-29 Robert Ray A hydraulic cylinder piston rod protection system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03103352U (https=) * 1990-02-13 1991-10-28
JPH08296611A (ja) * 1995-04-26 1996-11-12 Kobelco Kenki Eng Kk 油圧シリンダの保護装置
JP2001073404A (ja) * 1999-09-06 2001-03-21 Hitachi Constr Mach Co Ltd シリンダカバー装置
JP2001073405A (ja) * 1999-09-06 2001-03-21 Hitachi Constr Mach Co Ltd シリンダカバー装置
JP2002220853A (ja) * 2001-01-23 2002-08-09 Kubota Corp シリンダの保護装置
JP2005320848A (ja) * 2004-05-04 2005-11-17 Volvo Construction Equipment Holding Sweden Ab 異音を防止するシリンダ保護装置
JP2008095297A (ja) * 2006-10-06 2008-04-24 Hitachi Constr Mach Co Ltd 建設機械

Also Published As

Publication number Publication date
WO2024005040A1 (ja) 2024-01-04
US12534881B2 (en) 2026-01-27
EP4549664A1 (en) 2025-05-07
US20250101998A1 (en) 2025-03-27

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