METHOD OF DISASSEMBLY AND/OR ASSEMBLY OF EXTENDING MANEUVERING DEVICE UNDERWATER SECTION Russian patent published in 2016 - IPC B63H20/04 B63H5/125 B63B35/08 

Abstract RU 2594042 C1

FIELD: shipbuilding.

SUBSTANCE: invention relates to a method of underwater section extending maneuvering device floating vessel disassembly and/or assembly. For underwater section extending maneuvering device of floating vessel assembly and/or disassembly to underwater section is attached from below with supporting cradle and lifted maneuvering propulsion device with at least partial introduction of underwater section inside shaft, which is formed in bottom of ship. To support maneuvering device to supporting frame lifting ropes of auxiliary lifting appliances are connected. Water is discharged from well, lower drive is disconnected and mid section and bottom drive are sealed. After that, allow water inflow in well and lowered underwater section down with help of auxiliary lifting appliances on dock bottom or bottom sea, from where underwater section is picked up with help of crane.

EFFECT: minimized time for removal and installation.

15 cl, 10 dwg

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RU 2 594 042 C1

Authors

Ruostemaa Esa

Karppinen Mikko

Knutti Mikko

Dates

2016-08-10Published

2012-12-14Filed