ATE88428T1 - Unterwassertreppe. - Google Patents

Unterwassertreppe.

Info

Publication number
ATE88428T1
ATE88428T1 AT88907778T AT88907778T ATE88428T1 AT E88428 T1 ATE88428 T1 AT E88428T1 AT 88907778 T AT88907778 T AT 88907778T AT 88907778 T AT88907778 T AT 88907778T AT E88428 T1 ATE88428 T1 AT E88428T1
Authority
AT
Austria
Prior art keywords
boxes
air
box
sequentially
staircase
Prior art date
Application number
AT88907778T
Other languages
English (en)
Inventor
Youko Nojima
Original Assignee
Parasight Yk
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 Parasight Yk filed Critical Parasight Yk
Application granted granted Critical
Publication of ATE88428T1 publication Critical patent/ATE88428T1/de

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
    • B63C11/34—Diving chambers with mechanical link, e.g. cable, to a base
    • B63C11/44—Diving chambers with mechanical link, e.g. cable, to a base of open type, e.g. diving-bells
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Steps, Ramps, And Handrails (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Revetment (AREA)
  • Thermally Insulated Containers For Foods (AREA)
  • Artificial Filaments (AREA)
AT88907778T 1987-09-24 1988-09-12 Unterwassertreppe. ATE88428T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP62240375A JPH0829753B2 (ja) 1987-09-24 1987-09-24 水中渡り階段
PCT/JP1988/000926 WO1989002849A1 (fr) 1987-09-24 1988-09-12 Caissons sous-marins en escalier
EP88907778A EP0420978B1 (de) 1987-09-24 1988-09-12 Unterwassertreppe

Publications (1)

Publication Number Publication Date
ATE88428T1 true ATE88428T1 (de) 1993-05-15

Family

ID=17058555

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88907778T ATE88428T1 (de) 1987-09-24 1988-09-12 Unterwassertreppe.

Country Status (6)

Country Link
US (1) US5156492A (de)
EP (1) EP0420978B1 (de)
JP (1) JPH0829753B2 (de)
AT (1) ATE88428T1 (de)
DE (1) DE3880506T2 (de)
WO (1) WO1989002849A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5312457A (en) * 1992-07-01 1994-05-17 Kerr-Mcgee Chemical Corporation Use of hydroquinone to precondition manganese dioxide for use in rechargeable electrochemical cells
GB9316952D0 (en) * 1993-08-14 1993-09-29 Boyle Sean T Novel staircase

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US738206A (en) * 1901-06-12 1903-09-08 Simon Lake Semisubmergible vessel.
US1223515A (en) * 1916-07-15 1917-04-24 Athanasios Papanastasiou Diving apparatus.
GB120102A (en) * 1917-10-31 1918-10-31 Robert Henry Davis Improvements in or relating to Means for Establishing Communication with Sunken Submarine Vessels.
US3379022A (en) * 1964-12-01 1968-04-23 Uniroyal Inc Underwater shelter
US3344614A (en) * 1965-10-04 1967-10-03 Byck Walter Underwater observation bell chamber
US3516489A (en) * 1968-01-05 1970-06-23 Allen A Jergins Offshore drilling and well completion apparatus
US3851487A (en) * 1970-10-06 1974-12-03 C Lambertsen Buoyant underwater structures
JPS495200U (de) * 1972-04-15 1974-01-17
JPS4917000U (de) * 1972-05-17 1974-02-13
FR2361505A1 (fr) * 1976-08-09 1978-03-10 Sea Tank Co Dispositif d'acces de personnel dans l'eau environnant un ouvrage submerge
JPS598600B2 (ja) * 1981-09-09 1984-02-25 飛島建設株式会社 潜水夫の浮上用減圧装置

Also Published As

Publication number Publication date
EP0420978A4 (de) 1991-01-29
EP0420978B1 (de) 1993-04-21
DE3880506T2 (de) 1993-08-05
WO1989002849A1 (fr) 1989-04-06
US5156492A (en) 1992-10-20
DE3880506D1 (de) 1993-05-27
JPS6483493A (en) 1989-03-29
JPH0829753B2 (ja) 1996-03-27
EP0420978A1 (de) 1991-04-10

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties