Title:
WATER CUT-OFF DEVICE FOR MAINTAINING UNDERWATER WORKING SPACE
Document Type and Number:
Japanese Patent JP2005324672
Kind Code:
A
Abstract:
To provide a water cut-off device for maintaining an underwater working space capable of cutting off water by flexibly following unevenness caused by deposition of aquatic organism such as shell fish.
In a seal material 30, a flexible material layer 32 formed of an elastic material more flexible than that of a seal body 31 is integrated with a seal part 31A of a seal material body 31 formed of an elastic material such as rubber or plastics of a predetermined hardness, and an upper face of the flexible material layer 32 is constituted as a seal face 33.
Inventors:
TORII MASASHI
HAYASHI NOBUYUKI
KOYAMA TSUGIO
HAYASHI NOBUYUKI
KOYAMA TSUGIO
Application Number:
JP2004144525A
Publication Date:
November 24, 2005
Filing Date:
May 14, 2004
Export Citation:
Assignee:
NIPPON STEEL CORP
SEIBU POLYMER CORP
SEIBU POLYMER CORP
International Classes:
B63B9/00; (IPC1-7): B63B9/00
Attorney, Agent or Firm:
Toru Sakamoto
Takuji Harada
Takuji Harada