CN102927082B - 垫圈和液压缸 - Google Patents
垫圈和液压缸 Download PDFInfo
- Publication number
- CN102927082B CN102927082B CN201210345653.4A CN201210345653A CN102927082B CN 102927082 B CN102927082 B CN 102927082B CN 201210345653 A CN201210345653 A CN 201210345653A CN 102927082 B CN102927082 B CN 102927082B
- Authority
- CN
- China
- Prior art keywords
- packing ring
- throttling groove
- bar side
- piston rod
- rod
- 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.)
- Active
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
- F15B15/20—Other details, e.g. assembly with regulating devices
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
- Sealing Devices (AREA)
Abstract
Description
Claims (3)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007135251A JP4851992B2 (ja) | 2007-05-22 | 2007-05-22 | クッションリング及び流体圧シリンダ |
JP2007-135251 | 2007-05-22 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008101090673A Division CN101311556B (zh) | 2007-05-22 | 2008-05-20 | 垫圈和液压缸 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102927082A CN102927082A (zh) | 2013-02-13 |
CN102927082B true CN102927082B (zh) | 2015-04-22 |
Family
ID=40071176
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008101090673A Expired - Fee Related CN101311556B (zh) | 2007-05-22 | 2008-05-20 | 垫圈和液压缸 |
CN201210345653.4A Active CN102927082B (zh) | 2007-05-22 | 2008-05-20 | 垫圈和液压缸 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008101090673A Expired - Fee Related CN101311556B (zh) | 2007-05-22 | 2008-05-20 | 垫圈和液压缸 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7900549B2 (zh) |
JP (1) | JP4851992B2 (zh) |
KR (1) | KR101342081B1 (zh) |
CN (2) | CN101311556B (zh) |
IT (1) | ITRM20080268A1 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4851992B2 (ja) * | 2007-05-22 | 2012-01-11 | カヤバ工業株式会社 | クッションリング及び流体圧シリンダ |
KR101161304B1 (ko) * | 2009-10-28 | 2012-07-04 | 볼보 컨스트럭션 이큅먼트 에이비 | 체크링을 포함하는 유압실린더 쿠션장치 |
CN102155461B (zh) * | 2010-07-23 | 2012-06-27 | 三一重工股份有限公司 | 一种液压油缸及液压缓冲系统、挖掘机和混凝土泵车 |
CN102155460B (zh) * | 2010-07-23 | 2012-07-04 | 三一重工股份有限公司 | 一种液压油缸及活塞杆、及液压缓冲系统、挖掘机和混凝土泵车 |
CN102155468B (zh) * | 2011-04-27 | 2013-07-03 | 三一重工股份有限公司 | 一种液压缸及其缓冲装置 |
JP6113996B2 (ja) * | 2012-10-11 | 2017-04-12 | Kyb株式会社 | 流体圧シリンダ |
GB201310837D0 (en) | 2013-06-18 | 2013-07-31 | Dupont Teijin Films Us Ltd | Polyester film -IV |
GB201317705D0 (en) | 2013-10-07 | 2013-11-20 | Dupont Teijin Films Us Ltd | Copolyesters |
JP6275459B2 (ja) * | 2013-11-25 | 2018-02-07 | Kyb株式会社 | 流体圧シリンダ |
GB201411044D0 (en) | 2014-06-20 | 2014-08-06 | Dupont Teijin Films Us Ltd | Copolyestermides and films made therefrom |
CN105041781B (zh) * | 2015-06-26 | 2017-09-19 | 北京航空航天大学 | 一种具有不规则末端缓冲机构液压缸的仿真实现方法 |
CN109798273A (zh) * | 2019-03-18 | 2019-05-24 | 杭州诺祥科技有限公司 | 一种非对称流量匹配式平衡锁紧系统 |
JP7323103B2 (ja) * | 2020-07-22 | 2023-08-08 | Smc株式会社 | 流体圧シリンダ |
US20230296116A1 (en) * | 2020-11-04 | 2023-09-21 | Qingdao Acme Innovation Technology Co., Ltd. | Unloading valve and combined valve type buffer cylinder |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3704650A (en) * | 1971-03-29 | 1972-12-05 | Caterpillar Tractor Co | Hydraulic jack stroke cushioning means |
US4296675A (en) * | 1979-07-16 | 1981-10-27 | Aeroquip Corporation | Cylinder cushion with contractable ring |
US4424737A (en) * | 1980-03-26 | 1984-01-10 | Kabushiki Kaisha Komatsu Seisakusho | Stroke cushioning apparatus for hydraulic cylinders |
JP2002031106A (ja) * | 2000-07-14 | 2002-01-31 | Kayaba Ind Co Ltd | シリンダのクッション構造 |
CN1800657A (zh) * | 2005-01-03 | 2006-07-12 | 沃尔沃建造设备控股(瑞典)有限公司 | 液压缸缓冲装置 |
CN1821631A (zh) * | 2005-02-18 | 2006-08-23 | 萱场工业株式会社 | 密封结构及减震器 |
JP3877480B2 (ja) * | 1999-11-05 | 2007-02-07 | カヤバ工業株式会社 | 油圧シリンダのクッション装置 |
CN101311556A (zh) * | 2007-05-22 | 2008-11-26 | 萱场工业株式会社 | 垫圈和液压缸 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5996404A (ja) * | 1982-11-22 | 1984-06-02 | Honda Motor Co Ltd | 内燃機関の開閉弁駆動装置 |
JPS62162402A (ja) * | 1986-01-06 | 1987-07-18 | Kobe Steel Ltd | ダイヤモンドバイト |
JPH04366005A (ja) * | 1991-06-12 | 1992-12-17 | A T Shii Kk | 流体圧アクチュエータとそれを用いた旋回割出装置 |
-
2007
- 2007-05-22 JP JP2007135251A patent/JP4851992B2/ja active Active
-
2008
- 2008-05-08 US US12/116,964 patent/US7900549B2/en active Active
- 2008-05-19 KR KR1020080046083A patent/KR101342081B1/ko active IP Right Grant
- 2008-05-20 CN CN2008101090673A patent/CN101311556B/zh not_active Expired - Fee Related
- 2008-05-20 CN CN201210345653.4A patent/CN102927082B/zh active Active
- 2008-05-20 IT IT000268A patent/ITRM20080268A1/it unknown
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3704650A (en) * | 1971-03-29 | 1972-12-05 | Caterpillar Tractor Co | Hydraulic jack stroke cushioning means |
US4296675A (en) * | 1979-07-16 | 1981-10-27 | Aeroquip Corporation | Cylinder cushion with contractable ring |
US4424737A (en) * | 1980-03-26 | 1984-01-10 | Kabushiki Kaisha Komatsu Seisakusho | Stroke cushioning apparatus for hydraulic cylinders |
JP3877480B2 (ja) * | 1999-11-05 | 2007-02-07 | カヤバ工業株式会社 | 油圧シリンダのクッション装置 |
JP2002031106A (ja) * | 2000-07-14 | 2002-01-31 | Kayaba Ind Co Ltd | シリンダのクッション構造 |
CN1800657A (zh) * | 2005-01-03 | 2006-07-12 | 沃尔沃建造设备控股(瑞典)有限公司 | 液压缸缓冲装置 |
CN1821631A (zh) * | 2005-02-18 | 2006-08-23 | 萱场工业株式会社 | 密封结构及减震器 |
CN101311556A (zh) * | 2007-05-22 | 2008-11-26 | 萱场工业株式会社 | 垫圈和液压缸 |
Non-Patent Citations (2)
Title |
---|
《液压缸常见缓冲装置及修理》;朱晓阳等;《装备维修技术》;20090228;全文 * |
《液压缸的一种缓冲装置》;张卫华等;《液压与气动》;20080930;全文 * |
Also Published As
Publication number | Publication date |
---|---|
CN101311556B (zh) | 2012-11-28 |
ITRM20080268A1 (it) | 2008-11-23 |
KR101342081B1 (ko) | 2013-12-18 |
CN101311556A (zh) | 2008-11-26 |
CN102927082A (zh) | 2013-02-13 |
JP4851992B2 (ja) | 2012-01-11 |
US7900549B2 (en) | 2011-03-08 |
US20080289486A1 (en) | 2008-11-27 |
JP2008291858A (ja) | 2008-12-04 |
KR20080102974A (ko) | 2008-11-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Japan Tokyo port Hamamatsucho two chome 4 No. 1 World Trade Center Building Patentee after: KYB Corp. Patentee after: KYB-YS Co.,Ltd. Address before: Japan Tokyo port Hamamatsucho two chome 4 No. 1 World Trade Center Building Patentee before: KAYABA INDUSTRY Co.,Ltd. Patentee before: KYB-YS Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230707 Address after: Tokyo, Japan Patentee after: KYB Corp. Address before: Japan Tokyo port Hamamatsucho two chome 4 No. 1 World Trade Center Building Patentee before: KYB Corp. Patentee before: KYB-YS Co.,Ltd. |