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DE69819681D1 - Hydraulikzylinder - Google Patents

Hydraulikzylinder

Info

Publication number
DE69819681D1
DE69819681D1 DE69819681T DE69819681T DE69819681D1 DE 69819681 D1 DE69819681 D1 DE 69819681D1 DE 69819681 T DE69819681 T DE 69819681T DE 69819681 T DE69819681 T DE 69819681T DE 69819681 D1 DE69819681 D1 DE 69819681D1
Authority
DE
Germany
Prior art keywords
hydraulic cylinders
cylinders
hydraulic
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.)
Expired - Lifetime
Application number
DE69819681T
Other languages
English (en)
Other versions
DE69819681T2 (de
Inventor
Mineo Tanahashi
Susumu Niwa
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.)
KYB Corp
Original Assignee
Kayaba Industry 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 Kayaba Industry Co Ltd filed Critical Kayaba Industry Co Ltd
Application granted granted Critical
Publication of DE69819681D1 publication Critical patent/DE69819681D1/de
Publication of DE69819681T2 publication Critical patent/DE69819681T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1447—Pistons; Piston to piston rod assemblies
    • 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
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
    • 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
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/222—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having a piston with a piston extension or piston recess which throttles the main fluid outlet as the piston approaches its end position
    • 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
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/223—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having a piston with a piston extension or piston recess which completely seals the main fluid outlet as the piston approaches its end position
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/86—Control during or prevention of abnormal conditions

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Fluid-Damping Devices (AREA)
DE69819681T 1996-10-21 1998-04-07 Hydraulikzylinder Expired - Lifetime DE69819681T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8297827A JPH10122205A (ja) 1996-10-21 1996-10-21 油圧シリンダ
EP98302705A EP0949423B1 (de) 1996-10-21 1998-04-07 Hydraulikzylinder

Publications (2)

Publication Number Publication Date
DE69819681D1 true DE69819681D1 (de) 2003-12-18
DE69819681T2 DE69819681T2 (de) 2004-09-16

Family

ID=26151203

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69819681T Expired - Lifetime DE69819681T2 (de) 1996-10-21 1998-04-07 Hydraulikzylinder

Country Status (5)

Country Link
US (1) US5960696A (de)
EP (1) EP0949423B1 (de)
JP (1) JPH10122205A (de)
DE (1) DE69819681T2 (de)
ES (1) ES2210669T3 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4262879B2 (ja) * 2000-10-10 2009-05-13 カヤバ工業株式会社 リフトシリンダ
TW467207U (en) * 2001-05-11 2001-12-01 Ming-He Chen Improved buffering structure for terminal stroke of hydraulic cylinder
JP4641674B2 (ja) * 2001-07-10 2011-03-02 カヤバ工業株式会社 油圧シリンダ
ITPC20060036A1 (it) * 2006-09-06 2008-03-07 Lift Tek Elecar Srl Cilindro oleodinamico di sollevamento a tenuta, con recupero interno dell'olio
JP5323566B2 (ja) * 2009-04-02 2013-10-23 カヤバ工業株式会社 液圧シリンダ
JP5438435B2 (ja) 2009-08-26 2014-03-12 カヤバ工業株式会社 液圧シリンダ
JP5429830B2 (ja) * 2012-03-26 2014-02-26 株式会社伊丹精機 リフトシリンダ及びそれを備えたフォークリフト
JP5876855B2 (ja) * 2013-07-05 2016-03-02 Ｋｙｂ株式会社 流体圧シリンダ
CN103511389B (zh) * 2013-10-15 2015-07-15 湖南特力液压有限公司 单作用液压缸
US9926178B2 (en) 2014-08-20 2018-03-27 Crown Equipment Corporation Actuator in a lift truck
NO20150966A1 (en) * 2015-07-24 2017-01-25 Macgregor Norway As Hydraulic actuator
CN114876906A (zh) * 2022-04-25 2022-08-09 河北裕隆机械有限责任公司 一种双杆双作用液压缸

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2974636A (en) * 1960-05-10 1961-03-14 Cascade Mfg Co Single-acting ram with fluid relief means
FR1356328A (fr) * 1963-02-11 1964-03-27 Westinghouse Freins & Signaux Vérin à rappel pneumatique, notamment pour appareil percuteur
US3257912A (en) * 1963-12-30 1966-06-28 Floyd K Haskell Force amplifier
US3259026A (en) * 1964-11-05 1966-07-05 Parker Hannifin Corp Fluid pressure motor with unloading valve
US3835753A (en) * 1972-09-19 1974-09-17 A Bunyard Air cylinder
US4065112A (en) * 1976-08-23 1977-12-27 Towmotor Corporation Hydraulic jack cushioning apparatus
SU844839A1 (ru) * 1978-06-14 1981-07-07 Предприятие П/Я М-5016 Гидроцилиндр
DE2838978C3 (de) * 1978-09-07 1981-07-09 Brocke, Adolf, 5810 Witten Druckmittelbetriebener Arbeitszylinder mit Endlagendämpfung
US4706781A (en) * 1985-02-28 1987-11-17 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho Fluid-operated cylinder with cushioning flow rate control valve means
SE463778B (sv) * 1989-05-24 1991-01-21 Mecman Ab Kolv- och daemptaetningsanordning vid en tryckmedie cylinder
US5314172A (en) * 1992-05-08 1994-05-24 Wallis Bernard J High pressure die cylinder and manifold system

Also Published As

Publication number Publication date
ES2210669T3 (es) 2004-07-01
DE69819681T2 (de) 2004-09-16
EP0949423A1 (de) 1999-10-13
US5960696A (en) 1999-10-05
EP0949423B1 (de) 2003-11-12
JPH10122205A (ja) 1998-05-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition