Title:
LARGE-GRAVITY PROTECTIVE BAG
Document Type and Number:
WIPO Patent Application WO/2007/132536
Kind Code:
A1
Abstract:
A large-gravity protective bag of easy handling that whoever handles the same,
can be unfailingly expanded within a few minutes, and that can resist water power
anticipated in case of construction of a floodbank, and that is highly effective
in not only waterproof use but also bulletproof use. There is provided protective
bag (10) adapted to by feeding water into the interior of a constituent material
with baglike structure, swell a highly water-absorbing polymer disposed within
the constituent material and to by the swelling pressure, maintain a flat configuration,
wherein accommodation body (11) of a water-soluble resin is packed with highly
water-absorbing polymer (14), and wherein the required amount thereof is divided
in multiplicity and disposed within constituent material (12), and wherein
weight body (15) packed with large-gravity substance (16) with a specific gravity
larger than that of water is disposed within the constituent material (12). The
constituent material (12) has a sheet material of resin fibers knit together.
Inventors:
YAMANOI KAORU (JP)
Application Number:
PCT/JP2006/309990
Publication Date:
November 22, 2007
Filing Date:
May 12, 2006
Export Citation:
Assignee:
HIGASHINIHON CO LTD (JP)
YAMANOI KAORU (JP)
YAMANOI KAORU (JP)
International Classes:
F41H5/00; E02B3/04
Foreign References:
| JP3072865U | 2000-11-02 | |||
| JP2001355219A | 2001-12-26 | |||
| JP2001131937A | 2001-05-15 | |||
| JP2003020626A | 2003-01-24 | |||
| JPH08246430A | 1996-09-24 |
Attorney, Agent or Firm:
IZAWA, Makoto (7-1 Nishi-Shinbashi 3-chom, Minato-ku Tokyo 03, JP)
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