Title:
SEA CHEST EQUIPMENT PERMITTING MAINTENANCE FROM INSIDE OF HULL
Document Type and Number:
Japanese Patent JPS61132487
Kind Code:
A
Abstract:
PURPOSE:To carry-out the maintenance and inspection work for a sea chest from the inside of a hull by forming an airtight chamber through an airtight door continuously to the sea chest and installing an airtight door between the airtight chamber and a double bottom and connecting a compressed-air feeding and discharging means to the sea chest and the airtight chamber. CONSTITUTION:A sea chest 1 is formed between a ship bottom 3 and a double bottom 4, and an airtight chamber 5 is arranged contiguously through an airtight door 6. Another airtight door 7 is installed between the airtight chamber 5 and the double bottom 4, and the compressed-air feeding pipes 9 and 10 and a compressed-air discharge pipe 12 are connected to the sea chest 1 and the sirtight chamber 5. After the compressed air is introduced into the sea chest 1, the compressed-air is introduced also into the airtight chamber 5, and an operator gets into the sea chest 1 from an airtight door 6, and the maintenance and inspection work for the sea chest 1 can be carried-out from the inside of the ship.
Inventors:
CHINDOU TETSUYA
KATO YOSHIKI
TSUCHIBE SHIGEO
KOBAYASHI TERUAKI
TSUCHIDA KATSUMI
TOMITA HIROSHI
KATO YOSHIKI
TSUCHIBE SHIGEO
KOBAYASHI TERUAKI
TSUCHIDA KATSUMI
TOMITA HIROSHI
Application Number:
JP25370284A
Publication Date:
June 19, 1986
Filing Date:
November 30, 1984
Export Citation:
Assignee:
NIPPON KOKAN KK
International Classes:
B63B13/00; (IPC1-7): B63B13/00
Attorney, Agent or Firm:
Natsuo Shiotani