DE69311949D1 - Device with hydraulic synchronous cylinders - Google Patents

Device with hydraulic synchronous cylinders

Info

Publication number
DE69311949D1
DE69311949D1 DE69311949T DE69311949T DE69311949D1 DE 69311949 D1 DE69311949 D1 DE 69311949D1 DE 69311949 T DE69311949 T DE 69311949T DE 69311949 T DE69311949 T DE 69311949T DE 69311949 D1 DE69311949 D1 DE 69311949D1
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
Application number
DE69311949T
Other languages
German (de)
Other versions
DE69311949T2 (en
Inventor
Jan Berends
Jan Willem Fijnvandraat
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Stertil BV
Original Assignee
Stertil BV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Stertil BV filed Critical Stertil BV
Publication of DE69311949D1 publication Critical patent/DE69311949D1/en
Application granted granted Critical
Publication of DE69311949T2 publication Critical patent/DE69311949T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
DE1993611949 1992-04-13 1993-04-13 Device with hydraulic synchronous cylinders Expired - Fee Related DE69311949T2 (en)

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 true DE69311949D1 (en) 1997-08-14
DE69311949T2 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)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
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.
DE102006048002A1 (en) * 2006-10-09 2008-04-10 Mt-Energie Gmbh & Co. Kg Pressurizing medium cylinder's synchronization controlling method for live bottom bunker, involves closing pipelines for cylinders until reference position is achieved during deviation of relative position of rods from reference position
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
US10208529B2 (en) 2009-06-23 2019-02-19 Higher Power Hydraulic Doors, Llc Tilt-up door
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
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
CN106574640B (en) * 2014-10-23 2018-07-31 南京迈瑞生物医疗电子有限公司 Operating table fluid power system
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
EP0566203B1 (en) 1997-07-09
EP0566203A1 (en) 1993-10-20
DE69311949T2 (en) 1997-11-13
NL9200686A (en) 1993-11-01

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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