NO132058B - - Google Patents

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Publication number
NO132058B
NO132058B NO33971A NO33971A NO132058B NO 132058 B NO132058 B NO 132058B NO 33971 A NO33971 A NO 33971A NO 33971 A NO33971 A NO 33971A NO 132058 B NO132058 B NO 132058B
Authority
NO
Norway
Prior art keywords
inner ring
rings
displacing
lifting device
hydraulic lifting
Prior art date
Application number
NO33971A
Other languages
Norwegian (no)
Other versions
NO132058C (en
Inventor
I Yamura
Original Assignee
Mitsui Shipbuilding Eng
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 Mitsui Shipbuilding Eng filed Critical Mitsui Shipbuilding Eng
Publication of NO132058B publication Critical patent/NO132058B/no
Publication of NO132058C publication Critical patent/NO132058C/no

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B17/04—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
    • E02B17/08—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering
    • E02B17/0836—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering with climbing jacks
    • E02B17/0854—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering with climbing jacks with clamping wedges, eccentric clamping devices and so on

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
  • Jib Cranes (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)

Claims (1)

Apparat for heving og senking av en plattform e.l., omfattende en sylindrisk soyle (11) med to ringpar (12,14; 13,15) anordnet i forskjellige nivåer omkring soylen, hvor hvert ringpar omfatter en ytre ring (14, henhv. 15) og konsentrisk med denne en indre ring (12, henhv. 13) som er oppdelt i sektorer (18) hvilke ringpar ved kilevirkning kan klemforbindes.:-med soylen, og videre omfattende en hydraulisk lofteanordning (29) mellom ovre indre ring (12) og nedre ytre ring (15) f.or forskyvning av den ovre indre ring, en hydraulisk lofteanordning (27, 28) mellom de to ytre ringer for forskyvning av disse i forhold til hverandre, og en hydraulisk lofteanordning (30) for forskyvning av den nedre indre ring (13) samt en fast forbindelse (17) mellom den ovre ytre ring (14) og plattformen (16),karakterisert ved at den hydrauliske lofteanordning (30) for den nedre indre ring (13) er anordnet mellom denne og den ovre indre ring (12).Apparatus for raising and lowering a platform etc., comprising a cylindrical base (11) with two pairs of rings (12,14; 13,15) arranged at different levels around the base, where each pair of rings comprises an outer ring (14, respectively 15) and concentrically with this an inner ring (12, respectively 13) which is divided into sectors (18) which pair of rings can be clamped by wedge action.:-with the soil, and further comprising a hydraulic ceiling device (29) between the upper inner ring (12) and lower outer ring (15) for displacing the upper inner ring, a hydraulic lifting device (27, 28) between the two outer rings for displacing these in relation to each other, and a hydraulic lifting device (30) for displacing the lower inner ring (13) as well as a fixed connection (17) between the upper outer ring (14) and the platform (16), characterized in that the hydraulic lifting device (30) for the lower inner ring (13) is arranged between this and the upper inner ring (12).
NO33971A 1970-02-02 1971-02-01 NO132058C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1064570 1970-02-02

Publications (2)

Publication Number Publication Date
NO132058B true NO132058B (en) 1975-06-02
NO132058C NO132058C (en) 1975-09-10

Family

ID=11755937

Family Applications (1)

Application Number Title Priority Date Filing Date
NO33971A NO132058C (en) 1970-02-02 1971-02-01

Country Status (5)

Country Link
DE (1) DE2103803C3 (en)
DK (1) DK130243B (en)
NL (1) NL148670B (en)
NO (1) NO132058C (en)
SE (1) SE372925B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2443537A1 (en) * 1978-12-06 1980-07-04 Durand Engrenages MARINE PLATFORM LIFT DEVICE
DE3315639C2 (en) * 1983-04-29 1985-06-27 Preussag AG Bauwesen, 3005 Hemmingen Clamping device for releasably holding an object on a tubular wall
GB2526350A (en) * 2014-05-22 2015-11-25 Fugro Seacore Ltd A gripping assembly and method of using the same

Also Published As

Publication number Publication date
DE2103803C3 (en) 1974-09-19
DK130243C (en) 1975-06-23
DE2103803A1 (en) 1971-09-16
DE2103803B2 (en) 1974-02-07
NL7101125A (en) 1971-08-04
NO132058C (en) 1975-09-10
SE372925B (en) 1975-01-20
NL148670B (en) 1976-02-16
DK130243B (en) 1975-01-27

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