Title:
CATAMARAN TYPE UNDERWATER SIGHTSEEING SHIP
Document Type and Number:
Japanese Patent JP3401562
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a catamaran type underwater sightseeing ship having high safety and excellent performance.
SOLUTION: This catamaran type underwater sightseeing ship formed by arranging hulls respectively having an underwater cabin in front and rear in parallel with each other is provided with a main hull 1 including a passenger hold 6 having plural stories of passenger rooms 6a, 6b and 6c, a rolling damping tank 7 arranged in both sides of the ship, and a floating buoyancy tank 8 arranged at a connection part of each main hull 1. A bow and a stem are respectively provided with a ballast tank, and work as a draft adjusting ballast tank while cooperating with the rolling damping tank 7.
Inventors:
Tsutomu Yamamoto
Application Number:
JP2000122997A
Publication Date:
April 28, 2003
Filing Date:
April 24, 2000
Export Citation:
Assignee:
Tsutomu Yamamoto
International Classes:
B63B1/10; B63B29/02; B63B35/73; B63B39/03; B63B45/02; B63C11/48; B63C11/49; B63B1/12; (IPC1-7): B63B1/10; B63B29/02; B63B35/73; B63B39/03; B63B45/02; B63C11/49
Domestic Patent References:
| JP7246990A | ||||
| JP63251392A | ||||
| JP11157486A | ||||
| JP6278683A | ||||
| JP6125298U | ||||
| JP221198U | ||||
| JP4830957Y1 | ||||
| JP5017194Y1 |
Attorney, Agent or Firm:
Kazuyuki Hirayama (1 person outside)
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