CN201396166Y - 护帮千斤顶双向锁 - Google Patents
护帮千斤顶双向锁 Download PDFInfo
- Publication number
- CN201396166Y CN201396166Y CN2009201189585U CN200920118958U CN201396166Y CN 201396166 Y CN201396166 Y CN 201396166Y CN 2009201189585 U CN2009201189585 U CN 2009201189585U CN 200920118958 U CN200920118958 U CN 200920118958U CN 201396166 Y CN201396166 Y CN 201396166Y
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- chamber
- valve pocket
- piston
- 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 - Fee Related
Links
Images
Landscapes
- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201189585U CN201396166Y (zh) | 2009-04-26 | 2009-04-26 | 护帮千斤顶双向锁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201189585U CN201396166Y (zh) | 2009-04-26 | 2009-04-26 | 护帮千斤顶双向锁 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201396166Y true CN201396166Y (zh) | 2010-02-03 |
Family
ID=41618675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009201189585U Expired - Fee Related CN201396166Y (zh) | 2009-04-26 | 2009-04-26 | 护帮千斤顶双向锁 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201396166Y (zh) |
-
2009
- 2009-04-26 CN CN2009201189585U patent/CN201396166Y/zh not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202047846U (zh) | 一种带自动复位装置的插装式硬密封手动换向阀 | |
CN201396166Y (zh) | 护帮千斤顶双向锁 | |
CN202544871U (zh) | 一种带弹簧复位插装式硬密封手动换向阀 | |
CN201396172Y (zh) | 插装式液控单向阀 | |
CN202047843U (zh) | 交替双向控制阀 | |
CN202544872U (zh) | 一种带弹簧复位插装式阀垫密封手动换向阀 | |
CN101307680B (zh) | 螺杆钻具用旁通阀 | |
CN201396171Y (zh) | 一种护帮千斤顶双向锁 | |
CN203050753U (zh) | 一种煤矿液压支架用1000L/min液控单向阀 | |
CN202510138U (zh) | 一种快速供液液控单向阀 | |
CN201396165Y (zh) | 一种插装式平衡千斤顶双向锁 | |
CN202047848U (zh) | 单向锁 | |
CN200996487Y (zh) | 底阀 | |
CN201396170Y (zh) | 一种推移单向锁 | |
CN211008623U (zh) | 一种用于高压油气井液面测试的击发装置 | |
CN204419223U (zh) | 一种低卸载冲击液控单向阀 | |
CN202047836U (zh) | 插装式推移单向锁 | |
CN202117691U (zh) | 额定流量为500L/min的推移单向锁 | |
CN201080828Y (zh) | 大流量液控单向阀 | |
CN203230441U (zh) | 一种插装式硬密封平衡千斤顶用双向锁 | |
CN102758643A (zh) | 安全阀 | |
CN201615247U (zh) | 石油天然气井安全截断阀控制用中继阀 | |
CN202047840U (zh) | 插装式硬密封手动换向阀 | |
CN201396168Y (zh) | 一种用于煤矿综采工作面液压支架的平衡千斤顶双向锁 | |
CN200968217Y (zh) | 一种液控单向阀 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: FENGLONG HYDRAULIC CO., LTD. Free format text: FORMER NAME: FENGLONG FORGING ELEMENTS CO., LTD., ZHEJIANG |
|
CP01 | Change in the name or title of a patent holder |
Address after: Nineteen Yueqing Economic Development Zone, Zhejiang, Wei Road, 325600 Patentee after: Fenglong Hydraulic Co., Ltd. Address before: Nineteen Yueqing Economic Development Zone, Zhejiang, Wei Road, 325600 Patentee before: Fenglong Forging Elements Co., Ltd., Zhejiang |
|
C56 | Change in the name or address of the patentee |
Owner name: FENGLONG HIGH-TECH HYDRAULIC CO., LTD. Free format text: FORMER NAME: FENGLONG HYDRAULIC CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Nineteen Yueqing Economic Development Zone, Zhejiang, Wei Road, 325600 Patentee after: Hydraulic Limited by Share Ltd Address before: Nineteen Yueqing Economic Development Zone, Zhejiang, Wei Road, 325600 Patentee before: Fenglong Hydraulic Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100203 Termination date: 20180426 |
|
CF01 | Termination of patent right due to non-payment of annual fee |