CN101922479B - 液压差速阀 - Google Patents
液压差速阀 Download PDFInfo
- Publication number
- CN101922479B CN101922479B CN2010102328826A CN201010232882A CN101922479B CN 101922479 B CN101922479 B CN 101922479B CN 2010102328826 A CN2010102328826 A CN 2010102328826A CN 201010232882 A CN201010232882 A CN 201010232882A CN 101922479 B CN101922479 B CN 101922479B
- Authority
- CN
- China
- Prior art keywords
- valve
- valve casing
- hydraulic
- pressure
- spool
- 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
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- Safety Valves (AREA)
- Fluid-Driven Valves (AREA)
- Sliding Valves (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010102328826A CN101922479B (zh) | 2010-07-21 | 2010-07-21 | 液压差速阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010102328826A CN101922479B (zh) | 2010-07-21 | 2010-07-21 | 液压差速阀 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101922479A CN101922479A (zh) | 2010-12-22 |
CN101922479B true CN101922479B (zh) | 2012-08-08 |
Family
ID=43337605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010102328826A Expired - Fee Related CN101922479B (zh) | 2010-07-21 | 2010-07-21 | 液压差速阀 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101922479B (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3882738A (en) * | 1973-12-03 | 1975-05-13 | Caterpillar Tractor Co | Simplified fluid circuit for shifting a transmission |
EP0340111A2 (fr) * | 1988-04-27 | 1989-11-02 | Détection Incendie Sécurité Système d'Extinction (DISSE), S.A. | Vanne différentielle à déclencheur pour circuit de fluide sous pression |
CN1070882A (zh) * | 1992-06-24 | 1993-04-14 | 赵志贤 | 全液压差速转向装置 |
CN2914306Y (zh) * | 2006-04-30 | 2007-06-20 | 桂晓军 | 轻压开关结构 |
CN101187386A (zh) * | 2006-11-17 | 2008-05-28 | 田立辉 | 差速阀 |
-
2010
- 2010-07-21 CN CN2010102328826A patent/CN101922479B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3882738A (en) * | 1973-12-03 | 1975-05-13 | Caterpillar Tractor Co | Simplified fluid circuit for shifting a transmission |
EP0340111A2 (fr) * | 1988-04-27 | 1989-11-02 | Détection Incendie Sécurité Système d'Extinction (DISSE), S.A. | Vanne différentielle à déclencheur pour circuit de fluide sous pression |
CN1070882A (zh) * | 1992-06-24 | 1993-04-14 | 赵志贤 | 全液压差速转向装置 |
CN2914306Y (zh) * | 2006-04-30 | 2007-06-20 | 桂晓军 | 轻压开关结构 |
CN101187386A (zh) * | 2006-11-17 | 2008-05-28 | 田立辉 | 差速阀 |
Also Published As
Publication number | Publication date |
---|---|
CN101922479A (zh) | 2010-12-22 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: FAN XIQIU FANG DONGPING ZHOUSHAN DINGHAI JUYANG TE Free format text: FORMER OWNER: FAN XIQIU FANG DONGPING Effective date: 20120605 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20120605 Address after: 316000 School of mechanical and electrical engineering, 105 Wenhua Road, Dinghai District, Zhejiang, Zhoushan Applicant after: Zhejiang Ocean University Co-applicant after: Fan Xiqiu Co-applicant after: Fang Dongping Co-applicant after: Zhoushan Dinghai District Juyang Technology Development Co., Ltd. Address before: 316000 School of mechanical and electrical engineering, 105 Wenhua Road, Dinghai District, Zhejiang, Zhoushan Applicant before: Zhejiang Ocean University Co-applicant before: Fan Xiqiu Co-applicant before: Fang Dongping |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: FAN XIQIU FANG DONGPING ZHOUSHAN DINGHAI JUYANG TECHNOLOGY DEVELOPMENT CO., LTD. Effective date: 20150209 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150209 Address after: 316000 Zhejiang province Zhoushan city Lincheng District Changzhi Island Sea Road No. 1 Patentee after: Zhejiang Ocean University Address before: 316000 School of mechanical and electrical engineering, 105 Wenhua Road, Dinghai District, Zhejiang, Zhoushan Patentee before: Zhejiang Ocean University Patentee before: Fan Xiqiu Patentee before: Fang Dongping Patentee before: Zhoushan Dinghai District Juyang Technology Development Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20140721 |
|
EXPY | Termination of patent right or utility model |