DE59807321D1 - Hydrostatischer antrieb zum heben und senken und zum halten von lasten, insbesondere für aufzüge - Google Patents

Hydrostatischer antrieb zum heben und senken und zum halten von lasten, insbesondere für aufzüge

Info

Publication number
DE59807321D1
DE59807321D1 DE59807321T DE59807321T DE59807321D1 DE 59807321 D1 DE59807321 D1 DE 59807321D1 DE 59807321 T DE59807321 T DE 59807321T DE 59807321 T DE59807321 T DE 59807321T DE 59807321 D1 DE59807321 D1 DE 59807321D1
Authority
DE
Germany
Prior art keywords
pressure fluid
pressure
lifting
lifting piston
subjected
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
DE59807321T
Other languages
English (en)
Inventor
Sead Veletovac
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.)
Wittur GmbH
Original Assignee
Wittur GmbH
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 Wittur GmbH filed Critical Wittur GmbH
Application granted granted Critical
Publication of DE59807321D1 publication Critical patent/DE59807321D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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)
  • Actuator (AREA)
  • Types And Forms Of Lifts (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Load-Engaging Elements For Cranes (AREA)
DE59807321T 1997-04-30 1998-04-28 Hydrostatischer antrieb zum heben und senken und zum halten von lasten, insbesondere für aufzüge Expired - Fee Related DE59807321D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH01004/97A CH689211A5 (de) 1997-04-30 1997-04-30 Hydrostatischer Antrieb zum Heben und Senken und zum Halten von Lasten, insbesondere fuer Aufzuege.
PCT/CH1998/000173 WO1998049085A2 (de) 1997-04-30 1998-04-28 Hydrostatischer antrieb zum heben und senken und zum halten von lasten, insbesondere für aufzüge

Publications (1)

Publication Number Publication Date
DE59807321D1 true DE59807321D1 (de) 2003-04-03

Family

ID=4200218

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59807321T Expired - Fee Related DE59807321D1 (de) 1997-04-30 1998-04-28 Hydrostatischer antrieb zum heben und senken und zum halten von lasten, insbesondere für aufzüge

Country Status (13)

Country Link
US (1) US6422349B1 (de)
EP (1) EP0979357B1 (de)
JP (1) JP2001527497A (de)
CN (1) CN1096577C (de)
AT (1) ATE233374T1 (de)
AU (1) AU6916998A (de)
BR (1) BR9809430A (de)
CH (1) CH689211A5 (de)
DE (1) DE59807321D1 (de)
ES (1) ES2189153T3 (de)
PT (1) PT979357E (de)
TR (1) TR199902647T2 (de)
WO (1) WO1998049085A2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE50002755D1 (de) * 1999-08-25 2003-08-07 Bucher Hydraulics Ag Neuheim Hydraulischer aufzug mit einem als gegengewicht wirkenden druckspeicher und verfahren zum steuern und regeln eines solchen aufzugs
GB0329785D0 (en) * 2003-12-20 2004-01-28 Stannah Lifts Ltd Improvements in or relating to drive systems
US7614829B2 (en) * 2005-02-09 2009-11-10 Thomas Jr Samuel M Extendible building post
CA2507149A1 (en) * 2005-05-12 2006-11-12 P & M Design & Consulting Ltd. Pneumatic cylinder
US20060264275A1 (en) * 2005-05-18 2006-11-23 David Hammeke Retractable structure for mounting a device
GB0511908D0 (en) * 2005-06-11 2005-07-20 Stannah Lifts Ltd Improvements in or relating to drive systems
US8640829B2 (en) * 2008-07-16 2014-02-04 William P. Block, JR. Hydraulic elevator system
CN102275593B (zh) * 2010-06-11 2015-03-04 北京铁道工程机电技术研究所有限公司 一种高速动车组的地坑式架车机
CN102374207A (zh) * 2010-08-17 2012-03-14 沈传良 双蓄能内、外式柱塞油缸
US20150210518A1 (en) * 2014-01-27 2015-07-30 Chung-Yi Yang Anti-overpressure double-acting threaded jack

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2269786A (en) * 1941-04-28 1942-01-13 Vickers Inc Power transmission
DE1031945B (de) * 1953-10-26 1958-06-12 Helmut Rudolph Hydraulisch betaetigte Kraftfahrzeughebebuehne
US3425322A (en) * 1965-09-17 1969-02-04 Fiat Spa Hydraulic slide control
US3331292A (en) * 1966-06-06 1967-07-18 Controlled Mercury Switch Corp Extensible actuator with improved sealing means
US3548573A (en) * 1968-04-17 1970-12-22 Cessna Aircraft Co Cylinder with integral accumulator
SE8002428L (sv) * 1980-03-28 1981-09-29 Mecman Ab Dempanordning for enkelverkande tryckmediecylindrar
HU184796B (en) * 1980-06-26 1984-10-29 Sandor Rajzo Hydrostatic drive
JPS58113611A (ja) * 1981-12-25 1983-07-06 Hitachi Constr Mach Co Ltd ダブルアクチング形液圧シリンダ
DE3402853A1 (de) * 1983-06-23 1985-02-14 BEKE Mgtsz., Fot Hydrostatischer antrieb, insbesondere fuer aufzuege
US4955282A (en) * 1989-03-27 1990-09-11 Ranson Ronald W Uniform flow hydraulic system
US5860491A (en) * 1996-07-18 1999-01-19 Advantage Lift Systems, Inc. Hydraulic lift system and method for retrofitting

Also Published As

Publication number Publication date
CN1096577C (zh) 2002-12-18
EP0979357A2 (de) 2000-02-16
BR9809430A (pt) 2000-11-14
CN1255959A (zh) 2000-06-07
PT979357E (pt) 2003-07-31
JP2001527497A (ja) 2001-12-25
AU6916998A (en) 1998-11-24
ATE233374T1 (de) 2003-03-15
WO1998049085A3 (de) 1999-02-11
US6422349B1 (en) 2002-07-23
CH689211A5 (de) 1998-12-15
EP0979357B1 (de) 2003-02-26
TR199902647T2 (xx) 2000-03-21
ES2189153T3 (es) 2003-07-01
WO1998049085A2 (de) 1998-11-05

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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