EP2699804A4 - Synchronisierte hebevorrichtung - Google Patents

Synchronisierte hebevorrichtung

Info

Publication number
EP2699804A4
EP2699804A4 EP12859424.9A EP12859424A EP2699804A4 EP 2699804 A4 EP2699804 A4 EP 2699804A4 EP 12859424 A EP12859424 A EP 12859424A EP 2699804 A4 EP2699804 A4 EP 2699804A4
Authority
EP
European Patent Office
Prior art keywords
lifting apparatus
synchronized lifting
synchronized
lifting
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.)
Withdrawn
Application number
EP12859424.9A
Other languages
English (en)
French (fr)
Other versions
EP2699804A1 (de
Inventor
Frantz D Stanford
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.)
Enerpac Tool Group Corp
Original Assignee
Actuant Corp
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 Actuant Corp filed Critical Actuant Corp
Publication of EP2699804A1 publication Critical patent/EP2699804A1/de
Publication of EP2699804A4 publication Critical patent/EP2699804A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • F15B11/12—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action
    • F15B11/13—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action using separate dosing chambers of predetermined volume
    • 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
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • 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
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/46—Combinations of several jacks with means for interrelating lifting or lowering movements
    • 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
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
    • E04B1/3511—Lift-slab; characterised by a purely vertical lifting of floors or roofs or parts thereof
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20538—Type of pump constant capacity
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F15B2211/3051—Cross-check valves
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F15B2211/30515—Load holding valves
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6309—Electronic controllers using input signals representing a pressure the pressure being a pressure source supply pressure
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7052—Single-acting output members
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/78—Control of multiple output members
    • F15B2211/782—Concurrent control, e.g. synchronisation of two or more actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
EP12859424.9A 2011-04-21 2012-04-10 Synchronisierte hebevorrichtung Withdrawn EP2699804A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161477931P 2011-04-21 2011-04-21
PCT/US2012/032836 WO2013095693A1 (en) 2011-04-21 2012-04-10 Synchronized lifting apparatus

Publications (2)

Publication Number Publication Date
EP2699804A1 EP2699804A1 (de) 2014-02-26
EP2699804A4 true EP2699804A4 (de) 2015-07-29

Family

ID=48669325

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12859424.9A Withdrawn EP2699804A4 (de) 2011-04-21 2012-04-10 Synchronisierte hebevorrichtung

Country Status (4)

Country Link
EP (1) EP2699804A4 (de)
CN (1) CN103562563A (de)
AU (1) AU2012355968A1 (de)
WO (1) WO2013095693A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150291404A1 (en) * 2014-04-15 2015-10-15 Marco BIAVA Walkway with hydraulic lifting for areas subject to flooding
CN104140060A (zh) * 2014-06-27 2014-11-12 中航飞机股份有限公司西安飞机分公司 一种飞机同步顶升系统
CN110182716A (zh) * 2019-05-30 2019-08-30 广州高昌机电股份有限公司 一种两柱举升设备及升降控制方法
CN111608978A (zh) * 2020-04-29 2020-09-01 浙江科力车辆控制系统有限公司 非差动随动式同步双缸的升举机构
CN113428802B (zh) * 2021-05-24 2022-07-29 上海交通大学 一种压力自平衡式液压协同顶升装置
CN113428803B (zh) * 2021-05-25 2022-07-29 上海交通大学 一种运动补偿式双船协同液压顶升装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783620A (en) * 1971-09-03 1974-01-08 J Moe Synchronizer for hydraulic cylinders
US4241581A (en) * 1978-12-05 1980-12-30 The Boeing Company Synchronizer for hydraulic actuators
EP0206382A2 (de) * 1985-06-24 1986-12-30 CORGHI ELETTROMECCANICA S.p.A. Hydraulische Steuervorrichtung für Fahrzeughebebühnen im allgemeinen
FR2695861A1 (fr) * 1992-09-22 1994-03-25 Sipad Sa Dispositif hydraulique sensible de sélection de vitesse et de puissance adapté sur un système de commande synchrone de vérins multiples de presse.
US20040020197A1 (en) * 2002-07-30 2004-02-05 Cray Donald L. Hydraulic synchronizer
CN201461586U (zh) * 2009-06-30 2010-05-12 周建新 液压定量分配器
CN101705951A (zh) * 2009-11-17 2010-05-12 徐工集团工程机械有限公司 自补偿式双向同步往复调位对位液压系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0976996A (ja) * 1995-09-11 1997-03-25 Soqi Inc 船舶推進機のチルト装置用油圧回路
US5775104A (en) * 1996-03-20 1998-07-07 General Motors Corporation Hydraulic apparatus for actuating a punch for a clutch facing machine
US6135724A (en) * 1998-07-08 2000-10-24 Oilquip, Inc. Method and apparatus for metering multiple injection pump flow
US6814409B2 (en) * 2001-04-12 2004-11-09 A-Dec, Inc. Hydraulic drive system
EP1623100A4 (de) * 2003-05-06 2008-11-26 Jacobs Vehicle Systems Inc System und verfahren zur verbesserung der leistung von hydraulischen betätigungssystemen
US7322190B2 (en) * 2004-02-09 2008-01-29 Jr Automation Technologies Llc Hydraulic system for synchronized extension of multiple cylinders
US20070045069A1 (en) * 2005-08-26 2007-03-01 Husco International, Inc. Active vehicle suspension with integrated load leveling
CN201461589U (zh) 2009-07-31 2010-05-12 上海一成汽车检测设备科技有限公司 举升机用油缸

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783620A (en) * 1971-09-03 1974-01-08 J Moe Synchronizer for hydraulic cylinders
US4241581A (en) * 1978-12-05 1980-12-30 The Boeing Company Synchronizer for hydraulic actuators
EP0206382A2 (de) * 1985-06-24 1986-12-30 CORGHI ELETTROMECCANICA S.p.A. Hydraulische Steuervorrichtung für Fahrzeughebebühnen im allgemeinen
FR2695861A1 (fr) * 1992-09-22 1994-03-25 Sipad Sa Dispositif hydraulique sensible de sélection de vitesse et de puissance adapté sur un système de commande synchrone de vérins multiples de presse.
US20040020197A1 (en) * 2002-07-30 2004-02-05 Cray Donald L. Hydraulic synchronizer
CN201461586U (zh) * 2009-06-30 2010-05-12 周建新 液压定量分配器
CN101705951A (zh) * 2009-11-17 2010-05-12 徐工集团工程机械有限公司 自补偿式双向同步往复调位对位液压系统

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013095693A1 *

Also Published As

Publication number Publication date
EP2699804A1 (de) 2014-02-26
AU2012355968A1 (en) 2013-10-31
WO2013095693A1 (en) 2013-06-27
CN103562563A (zh) 2014-02-05

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Legal Events

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Effective date: 20150626

RIC1 Information provided on ipc code assigned before grant

Ipc: B66F 3/24 20060101ALI20150622BHEP

Ipc: E04B 1/35 20060101ALI20150622BHEP

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Ipc: B66F 3/46 20060101ALI20150622BHEP

Ipc: F15B 7/00 20060101AFI20150622BHEP

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