EP0254840A3 - Method and device for lifting and lowering a load by a hydraulic linear motor - Google Patents

Method and device for lifting and lowering a load by a hydraulic linear motor Download PDF

Info

Publication number
EP0254840A3
EP0254840A3 EP87108004A EP87108004A EP0254840A3 EP 0254840 A3 EP0254840 A3 EP 0254840A3 EP 87108004 A EP87108004 A EP 87108004A EP 87108004 A EP87108004 A EP 87108004A EP 0254840 A3 EP0254840 A3 EP 0254840A3
Authority
EP
European Patent Office
Prior art keywords
lowering
lifting
load
linear motor
hydraulic linear
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.)
Granted
Application number
EP87108004A
Other languages
German (de)
Other versions
EP0254840B1 (en
EP0254840A2 (en
Inventor
Alex Karl Gebauer
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.)
Inventio AG
Original Assignee
GEBAUER AG
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 GEBAUER AG filed Critical GEBAUER AG
Publication of EP0254840A2 publication Critical patent/EP0254840A2/en
Publication of EP0254840A3 publication Critical patent/EP0254840A3/en
Application granted granted Critical
Publication of EP0254840B1 publication Critical patent/EP0254840B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
    • B66B9/04—Kinds or types of lifts in, or associated with, buildings or other structures actuated pneumatically or hydraulically

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Structural Engineering (AREA)
  • Types And Forms Of Lifts (AREA)
  • Actuator (AREA)
EP19870108004 1986-06-11 1987-06-03 Method and device for lifting and lowering a load by a hydraulic linear motor Expired - Lifetime EP0254840B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH236986A CH674641A5 (en) 1986-06-11 1986-06-11
CH2369/86 1986-06-11

Publications (3)

Publication Number Publication Date
EP0254840A2 EP0254840A2 (en) 1988-02-03
EP0254840A3 true EP0254840A3 (en) 1990-05-30
EP0254840B1 EP0254840B1 (en) 1993-05-05

Family

ID=4232162

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19870108004 Expired - Lifetime EP0254840B1 (en) 1986-06-11 1987-06-03 Method and device for lifting and lowering a load by a hydraulic linear motor

Country Status (3)

Country Link
EP (1) EP0254840B1 (en)
CH (1) CH674641A5 (en)
DE (1) DE3785701D1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4413165A1 (en) * 1994-04-15 1995-10-19 Rexroth Mannesmann Gmbh Hydraulic lift for raising and lowering loads
US6513627B1 (en) * 1998-09-04 2003-02-04 Rupert John Cruise Deep level mine shaft hybrid conveyance system
CA2369506A1 (en) * 1999-05-19 2000-11-30 Wittur Ag Hydraulic elevator
US6505711B1 (en) 1999-08-25 2003-01-14 Bucher Hydraulics Ag Hydraulic elevator, comprising a pressure accumulator which acts as a counterweight and a method for controlling and regulating an elevator of this type
ES2229084T3 (en) * 2001-02-13 2005-04-16 Delaney Machinerie Inc. SYSTEM TO ELEVATE AND MOVE AN OBJECT.
CA2335897C (en) 2001-02-13 2006-01-24 Delaney Machinerie Inc. System for raising and moving a load
DE112005001015A5 (en) * 2004-02-24 2007-05-24 Anna Widmann Hydraulic drive with fixed piston for lifts
DE202007018721U1 (en) * 2007-09-21 2009-04-23 Siemens Aktiengesellschaft Air flow carburettor with cooling screen and corrugated tube compensator
ITGE20080106A1 (en) * 2008-12-19 2010-06-20 Filippo Rolla S R L HYDRAULIC LIFT
EP3436388A4 (en) * 2016-03-31 2020-04-29 Saab Ab A counterweighted roped hydraulic lifting system
WO2019226084A1 (en) * 2018-05-22 2019-11-28 Saab Ab Vertical transportation system operated by hydraulic linear actuator arrangement
CN116374892B (en) * 2023-06-05 2023-08-08 新乡中铁公路发展有限公司 Be suitable for self-stabilizing fork truck on uneven ground

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7517998U (en) * 1974-06-13 1976-01-02 Maccarone, Alfio, Rueil Malmaison (Frankreich) LIFT
DE3002577A1 (en) * 1980-01-25 1981-07-30 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg HYDRAULIC LIFT WITH INDIRECTLY OPERATING DRIVE
EP0133241A1 (en) * 1983-07-22 1985-02-20 A.K. Gebauer & Cie. Spezialfabrik für Aufzüge Sliding piston drive

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7517998U (en) * 1974-06-13 1976-01-02 Maccarone, Alfio, Rueil Malmaison (Frankreich) LIFT
DE3002577A1 (en) * 1980-01-25 1981-07-30 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg HYDRAULIC LIFT WITH INDIRECTLY OPERATING DRIVE
EP0133241A1 (en) * 1983-07-22 1985-02-20 A.K. Gebauer & Cie. Spezialfabrik für Aufzüge Sliding piston drive

Also Published As

Publication number Publication date
CH674641A5 (en) 1990-06-29
EP0254840B1 (en) 1993-05-05
DE3785701D1 (en) 1993-06-09
EP0254840A2 (en) 1988-02-03

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