CN1299968C - Pans four-cylinder hydraulic lifting device - Google Patents
Pans four-cylinder hydraulic lifting device Download PDFInfo
- Publication number
- CN1299968C CN1299968C CNB031080995A CN03108099A CN1299968C CN 1299968 C CN1299968 C CN 1299968C CN B031080995 A CNB031080995 A CN B031080995A CN 03108099 A CN03108099 A CN 03108099A CN 1299968 C CN1299968 C CN 1299968C
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- CN
- China
- Prior art keywords
- hydraulic
- lifting
- valve
- intermediate tank
- cylinder
- 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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Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB031080995A CN1299968C (en) | 2003-08-06 | 2003-08-06 | Pans four-cylinder hydraulic lifting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB031080995A CN1299968C (en) | 2003-08-06 | 2003-08-06 | Pans four-cylinder hydraulic lifting device |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1579673A CN1579673A (en) | 2005-02-16 |
CN1299968C true CN1299968C (en) | 2007-02-14 |
Family
ID=34578761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031080995A Expired - Fee Related CN1299968C (en) | 2003-08-06 | 2003-08-06 | Pans four-cylinder hydraulic lifting device |
Country Status (1)
Country | Link |
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CN (1) | CN1299968C (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100344395C (en) * | 2005-07-28 | 2007-10-24 | 西安重型机械研究所 | Hydraulic system of crystallizer full hydraulic clamping |
CN101898244B (en) * | 2010-08-16 | 2012-01-04 | 中国重型机械研究院有限公司 | Synchronous hydraulic system of diffluence motor |
CN102700448B (en) * | 2011-03-28 | 2014-03-26 | 徐州徐工铁路装备有限公司 | Control method of hydraulic jacking system of transporting girder vehicle |
CN103452929B (en) * | 2013-09-03 | 2016-04-13 | 中国重型机械研究院股份公司 | A kind of hydraulic synchronization control mechanism with compensation |
CN104140060A (en) * | 2014-06-27 | 2014-11-12 | 中航飞机股份有限公司西安飞机分公司 | Synchronous jacking system of airplane |
CN104358725B (en) * | 2014-10-30 | 2016-06-22 | 大连华锐重工集团股份有限公司 | Synchronized cylinder controls pans lowering or hoisting gear |
CN105195043B (en) * | 2015-10-15 | 2017-11-03 | 江阴市恒中精工机械有限公司 | Vacuum Manufacturing medicine extract machine |
CN105692497A (en) * | 2016-03-18 | 2016-06-22 | 中冶南方工程技术有限公司 | Vacuum chamber roof lifting device |
CN107673261A (en) * | 2017-11-07 | 2018-02-09 | 湖北中钢联冶金工程有限公司 | A kind of intermediate tundish carriage of conticaster |
CN108194435B (en) * | 2018-03-29 | 2023-09-12 | 大连华锐重工集团股份有限公司 | Bolt type marine lifting platform synchronous hydraulic system and control method thereof |
CN108750977A (en) * | 2018-04-26 | 2018-11-06 | 武汉船用机械有限责任公司 | A kind of manual-operated emergent release system |
CN109578353B (en) * | 2018-11-29 | 2020-07-31 | 重庆邮电大学 | Synchronous error automatic zero clearing hydraulic control loop |
CN111512816A (en) * | 2020-04-29 | 2020-08-11 | 江苏赛欧智能科技有限公司 | Safety protection mechanism and method for circular saw machine of greening comprehensive maintenance vehicle |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4661749A (en) * | 1983-09-15 | 1987-04-28 | Finkbeiner W | Apparatus for ensuring synchronism in lifting jacks |
CN2076086U (en) * | 1990-10-26 | 1991-05-01 | 东北重型机械学院秦皇岛分校 | Hydraulic elevator |
CN2083581U (en) * | 1991-02-26 | 1991-08-28 | 山东淄博电瓷厂 | Hydraulic lift feeding platform |
CN2175216Y (en) * | 1993-03-27 | 1994-08-24 | 山东德州液压机具厂 | Lifting machine with even hydraulic force |
WO1995011189A1 (en) * | 1993-10-22 | 1995-04-27 | Ravaglioli S.P.A. | Electrohydraulic lifting device |
DE20104140U1 (en) * | 2001-03-09 | 2001-08-16 | MAHA Maschinenbau Haldenwang GmbH & Co. KG, 87490 Haldenwang | Lift for two-lane motor vehicles |
JP2002321893A (en) * | 2001-04-26 | 2002-11-08 | Shin Meiwa Ind Co Ltd | Lift for mechanical parking equipment |
-
2003
- 2003-08-06 CN CNB031080995A patent/CN1299968C/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4661749A (en) * | 1983-09-15 | 1987-04-28 | Finkbeiner W | Apparatus for ensuring synchronism in lifting jacks |
CN2076086U (en) * | 1990-10-26 | 1991-05-01 | 东北重型机械学院秦皇岛分校 | Hydraulic elevator |
CN2083581U (en) * | 1991-02-26 | 1991-08-28 | 山东淄博电瓷厂 | Hydraulic lift feeding platform |
CN2175216Y (en) * | 1993-03-27 | 1994-08-24 | 山东德州液压机具厂 | Lifting machine with even hydraulic force |
WO1995011189A1 (en) * | 1993-10-22 | 1995-04-27 | Ravaglioli S.P.A. | Electrohydraulic lifting device |
DE20104140U1 (en) * | 2001-03-09 | 2001-08-16 | MAHA Maschinenbau Haldenwang GmbH & Co. KG, 87490 Haldenwang | Lift for two-lane motor vehicles |
JP2002321893A (en) * | 2001-04-26 | 2002-11-08 | Shin Meiwa Ind Co Ltd | Lift for mechanical parking equipment |
Also Published As
Publication number | Publication date |
---|---|
CN1579673A (en) | 2005-02-16 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: CHINA NATIONAL HEAVY MACHINERY RESEARCH INSTITUTE Free format text: FORMER OWNER: XI AN HEAVY-DUTY MACHINERY INST., MINISTRY OF MACHINE BUILDING Effective date: 20141205 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 710000 XI AN, SHAANXI PROVINCE TO: 710032 XI AN, SHAANXI PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141205 Address after: 710032 Shaanxi province Xi'an Weiyang Dongyuan Road No. 209 Patentee after: China National Heavy Machinery Research Institute Co., Ltd. Address before: 710000 Shaanxi city in Xi'an province Xin Jiamiao Xi'an Heavy Machinery Research Institute Patentee before: Xi'an Heavy-Duty Machinery Inst., Ministry of Machine Building |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070214 Termination date: 20150806 |
|
EXPY | Termination of patent right or utility model |