Title:
SMALL WORKING SHIP, AND METHOD FOR COLLECTING AND LAUNCHING SMALL WORKING SHIP
Document Type and Number:
Japanese Patent JP2003212181
Kind Code:
A
Abstract:
To provide a small working ship capable of collecting and launching from a large ship without using a lift such as a crane.
Sleds having bow sides tilting upward in curved shape are installed on both sides of the bottom of the small working ship in areas ranging from the bow side to a stern side. The sleds are formed in a truss structure having vertical columns, diagonal columns, and sled members formed of hollow pipes. The upper ends of the vertical columns and diagonal columns are fixedly welded to a hull, the depths of the sleds on the stern side are deeper than the lower end of a propelling machine, and a rope hooking device is fitted at least to a bow part.
Inventors:
NAKAJIMA KENICHI
TOKIWA YASUHIRO
SAITO YUICHI
ISHII HIDEO
AZUMA TAKIO
TOKIWA YASUHIRO
SAITO YUICHI
ISHII HIDEO
AZUMA TAKIO
Application Number:
JP2002012421A
Publication Date:
July 30, 2003
Filing Date:
January 22, 2002
Export Citation:
Assignee:
NIPPON STEEL CORP
KONDO KAIJI KK
KONDO KAIJI KK
International Classes:
B63B23/32; (IPC1-7): B63B23/32
Attorney, Agent or Firm:
Nobuyuki Hayashi (2 others)