DE69311949T2 - Device with hydraulic synchronous cylinders - Google Patents
Device with hydraulic synchronous cylindersInfo
- Publication number
- DE69311949T2 DE69311949T2 DE1993611949 DE69311949T DE69311949T2 DE 69311949 T2 DE69311949 T2 DE 69311949T2 DE 1993611949 DE1993611949 DE 1993611949 DE 69311949 T DE69311949 T DE 69311949T DE 69311949 T2 DE69311949 T2 DE 69311949T2
- Authority
- DE
- Germany
- Prior art keywords
- hydraulic synchronous
- synchronous cylinders
- cylinders
- hydraulic
- synchronous
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
- B66F7/20—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks by several jacks with means for maintaining the platforms horizontal during movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
- B66F7/04—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars hydraulically or pneumatically operated
-
- 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
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/22—Synchronisation of the movement of two or more servomotors
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9200686A NL9200686A (en) | 1992-04-13 | 1992-04-13 | APPARATUS WITH SIMULTANEOUS HYDRAULIC JACKS. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69311949D1 DE69311949D1 (en) | 1997-08-14 |
DE69311949T2 true DE69311949T2 (en) | 1997-11-13 |
Family
ID=19860695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1993611949 Expired - Fee Related DE69311949T2 (en) | 1992-04-13 | 1993-04-13 | Device with hydraulic synchronous cylinders |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0566203B1 (en) |
DE (1) | DE69311949T2 (en) |
NL (1) | NL9200686A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1911695A2 (en) * | 2006-10-09 | 2008-04-16 | MT-Energie GmbH & Co. KG | Method for controlling the synchronism of at least two pressurising medium cylinders and synchronism control |
DE102007059304A1 (en) * | 2007-12-07 | 2009-06-10 | Otto Nussbaum Gmbh & Co. Kg | Lifting platform for motor vehicles, has four lifting columns, where two lifting columns are arranged on side of motor vehicle and other two lifting columns are arranged on another side of motor vehicle |
DE102009014951A1 (en) | 2009-03-30 | 2010-10-14 | Finkbeiner, Gerhard, Dipl.-Ing. | Lifting device, in particular mobile lifting device |
DE102011005120A1 (en) * | 2011-03-04 | 2012-09-06 | Bayerische Motoren Werke Aktiengesellschaft | Rail lifting platform for motor vehicles, has parallel left and right rails, cylinder-piston units filled with incompressible liquid arranged in front and rear below both rails |
DE102012106073A1 (en) * | 2012-07-06 | 2014-01-09 | Gerhard Finkbeiner | Lifting device and method for mounting and dismounting a wheel with such a lifting device |
CN106574640A (en) * | 2014-10-23 | 2017-04-19 | 南京迈瑞生物医疗电子有限公司 | Hydraulic drive system for operating table |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1264250B1 (en) * | 1993-10-22 | 1996-09-23 | Ravaglioli Spa | "ELECTRO-HYDRAULIC LIFT DEVICE FOR VEHICLES" |
US5597987A (en) * | 1995-01-25 | 1997-01-28 | Delaware Capital Formation, Inc. | Twin post, telescoping jack hydraulic elevator system |
DE19709474A1 (en) * | 1997-03-07 | 1998-09-10 | Rexroth Mannesmann Gmbh | Hydraulic lifting device |
NL1011538C2 (en) * | 1999-03-11 | 2000-09-12 | Stertil Bv | Vehicle lifting device. |
NL1027870C2 (en) * | 2004-12-23 | 2006-06-26 | Stertil Bv | Lifting system. |
ITVE20050030A1 (en) * | 2005-05-18 | 2006-11-19 | O Me R Spa | COLUMN LIFTING DEVICE. |
US10208529B2 (en) | 2009-06-23 | 2019-02-19 | Higher Power Hydraulic Doors, Llc | Tilt-up door |
CN103407933B (en) * | 2012-09-03 | 2017-05-31 | 希实本株式会社 | Vehicle lifting with synchronizing function |
CN103883574A (en) * | 2012-12-20 | 2014-06-25 | 国家核电技术有限公司 | Hydraulic multipoint synchronous control system |
CN103591075B (en) * | 2013-11-29 | 2017-02-15 | 徐州重型机械有限公司 | Hydraulic control system synchronous with crane and balancing weight hydraulic cylinder |
US11731865B2 (en) | 2018-10-03 | 2023-08-22 | Steve Green | Modular configurable inground automotive lift system |
CN113027676B (en) * | 2019-12-25 | 2022-10-04 | 新疆金风科技股份有限公司 | Hydraulic variable pitch control method and device of wind generating set |
CN113479814B (en) * | 2021-06-09 | 2022-09-13 | 哈尔滨理工大学 | Electro-hydraulic servo lifting platform with air spring and limiting protection function |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3439292A1 (en) * | 1984-10-26 | 1986-05-07 | Otto Nußbaum GmbH & Co KG, 7640 Kehl | Hydraulically operated lifting device, especially lifting platform for motor vehicles |
DE3515762A1 (en) * | 1985-05-02 | 1986-11-06 | Zippo Gesellschaft für Hebetechnik mbH, 7600 Offenburg | Multi-column lifting platform or the like and method of controlling its lifting elements in synchronism |
-
1992
- 1992-04-13 NL NL9200686A patent/NL9200686A/en not_active Application Discontinuation
-
1993
- 1993-04-13 DE DE1993611949 patent/DE69311949T2/en not_active Expired - Fee Related
- 1993-04-13 EP EP19930201068 patent/EP0566203B1/en not_active Expired - Lifetime
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1911695A2 (en) * | 2006-10-09 | 2008-04-16 | MT-Energie GmbH & Co. KG | Method for controlling the synchronism of at least two pressurising medium cylinders and synchronism control |
EP1911695A3 (en) * | 2006-10-09 | 2011-08-03 | MT-Energie GmbH | Method for controlling the synchronism of at least two pressurising medium cylinders and synchronism control |
DE102007059304A1 (en) * | 2007-12-07 | 2009-06-10 | Otto Nussbaum Gmbh & Co. Kg | Lifting platform for motor vehicles, has four lifting columns, where two lifting columns are arranged on side of motor vehicle and other two lifting columns are arranged on another side of motor vehicle |
DE102009014951A1 (en) | 2009-03-30 | 2010-10-14 | Finkbeiner, Gerhard, Dipl.-Ing. | Lifting device, in particular mobile lifting device |
DE102011005120A1 (en) * | 2011-03-04 | 2012-09-06 | Bayerische Motoren Werke Aktiengesellschaft | Rail lifting platform for motor vehicles, has parallel left and right rails, cylinder-piston units filled with incompressible liquid arranged in front and rear below both rails |
DE102012106073A1 (en) * | 2012-07-06 | 2014-01-09 | Gerhard Finkbeiner | Lifting device and method for mounting and dismounting a wheel with such a lifting device |
US10076931B2 (en) | 2012-07-06 | 2018-09-18 | Gerhard Finkbeiner | Lifting device and method for installing and uninstalling a wheel using such a lifting device |
CN106574640A (en) * | 2014-10-23 | 2017-04-19 | 南京迈瑞生物医疗电子有限公司 | Hydraulic drive system for operating table |
Also Published As
Publication number | Publication date |
---|---|
EP0566203A1 (en) | 1993-10-20 |
NL9200686A (en) | 1993-11-01 |
DE69311949D1 (en) | 1997-08-14 |
EP0566203B1 (en) | 1997-07-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |