EP0611587A3 - Movable trap door. - Google Patents

Movable trap door. Download PDF

Info

Publication number
EP0611587A3
EP0611587A3 EP19940101958 EP94101958A EP0611587A3 EP 0611587 A3 EP0611587 A3 EP 0611587A3 EP 19940101958 EP19940101958 EP 19940101958 EP 94101958 A EP94101958 A EP 94101958A EP 0611587 A3 EP0611587 A3 EP 0611587A3
Authority
EP
European Patent Office
Prior art keywords
trap door
movable trap
movable
door
trap
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
EP19940101958
Other languages
German (de)
French (fr)
Other versions
EP0611587A2 (en
EP0611587B1 (en
Inventor
Franz Toth
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.)
Waagner Biro AG
Original Assignee
Waagner Biro 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 Waagner Biro AG filed Critical Waagner Biro AG
Publication of EP0611587A2 publication Critical patent/EP0611587A2/en
Publication of EP0611587A3 publication Critical patent/EP0611587A3/en
Application granted granted Critical
Publication of EP0611587B1 publication Critical patent/EP0611587B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
    • B66F7/025—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars screw operated

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Transmission Devices (AREA)
EP19940101958 1993-02-17 1994-02-09 Movable trap door Expired - Lifetime EP0611587B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT296/93 1993-02-17
AT29693A AT399492B (en) 1993-02-17 1993-02-17 SUNBING, ESPECIALLY TRAVELABLE SINGLE BURNING

Publications (3)

Publication Number Publication Date
EP0611587A2 EP0611587A2 (en) 1994-08-24
EP0611587A3 true EP0611587A3 (en) 1994-10-12
EP0611587B1 EP0611587B1 (en) 1997-05-02

Family

ID=3486781

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19940101958 Expired - Lifetime EP0611587B1 (en) 1993-02-17 1994-02-09 Movable trap door

Country Status (3)

Country Link
EP (1) EP0611587B1 (en)
AT (1) AT399492B (en)
DE (1) DE59402569D1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101612482B (en) * 2009-07-20 2012-03-28 总装备部工程设计研究总院 Foldable spheroid prop structure for large-scale performances
CN102251687B (en) * 2011-05-09 2012-09-05 斯毕士舞台设备技术（杭州）有限公司 Jacking-up mechanism of sleeve roller chains
CN107416236A (en) * 2017-07-05 2017-12-01 上海宇航系统工程研究所 Space station high position precision telescoping mechanism
CN112744759A (en) * 2021-01-08 2021-05-04 中国铁建重工集团股份有限公司 Comprehensive operation device for magnetic suspension line
CN114044471A (en) * 2021-11-09 2022-02-15 国网山东省电力公司烟台市牟平区供电公司 Maintenance device for electric power operation and inspection

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2204671A (en) * 1939-04-15 1940-06-18 Olson & Sons Inc Chas Extensible work tower
CH504379A (en) * 1969-03-12 1971-03-15 Schellenberg Heinz Mobile lifting device
FR2058610A5 (en) * 1969-09-17 1971-05-28 Chapelle Charles
US4752102A (en) * 1982-04-16 1988-06-21 Rasmussen Keith O Elevating and supporting apparatus
EP0444307A1 (en) * 1990-02-26 1991-09-04 MAN Gutehoffnungshütte Aktiengesellschaft Stage-lowering apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH322756A (en) * 1954-10-30 1957-06-30 Villars Julio Lifting installation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2204671A (en) * 1939-04-15 1940-06-18 Olson & Sons Inc Chas Extensible work tower
CH504379A (en) * 1969-03-12 1971-03-15 Schellenberg Heinz Mobile lifting device
FR2058610A5 (en) * 1969-09-17 1971-05-28 Chapelle Charles
US4752102A (en) * 1982-04-16 1988-06-21 Rasmussen Keith O Elevating and supporting apparatus
EP0444307A1 (en) * 1990-02-26 1991-09-04 MAN Gutehoffnungshütte Aktiengesellschaft Stage-lowering apparatus

Also Published As

Publication number Publication date
EP0611587A2 (en) 1994-08-24
EP0611587B1 (en) 1997-05-02
ATA29693A (en) 1994-10-15
AT399492B (en) 1995-05-26
DE59402569D1 (en) 1997-06-05

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