Title:
SUBMARINE INCLUDING BOARDING SPACE OF WATERTIGHT STRUCTURE
Document Type and Number:
Japanese Patent JP2011195126
Kind Code:
A
Abstract:
To provide a submarine ensuring water-tight property under broad variation of a water pressure.
The submarine has an opening/closing part 301 for detachably partitioning the inside and the outside of a boarding space; and an O-ring part 302 used for the opening/closing part and maintaining the inside and the outside of the boarding space to the water-tight state in the closed state. The O-ring part has a structure that a plurality of kinds of O-rings having different size of cross section are arranged in parallel.
Inventors:
MIYAGAWA SEIKI
Application Number:
JP2010067296A
Publication Date:
October 06, 2011
Filing Date:
March 24, 2010
Export Citation:
Assignee:
AMYUUZA JAPAN:KK
International Classes:
B63G8/00; F16J15/06
Attorney, Agent or Firm:
Ichiro Kudo
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