Title:
堤防用保護シート
Document Type and Number:
Japanese Patent JP6974675
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a protective sheet for embankment capable of delaying collapse of embankment when a river overflows the embankment.SOLUTION: Disclosed protective sheet for embankment 10 includes: a weed-proof sheet 1; a cover sheet 2 which is disposed over the one surface of the weed-proof sheet 1; and a net-like body 3 disposed on the other surface of the weed-proof sheet. The weed-proof sheet 1 is a fiber sheet with density of 0.16 g/cmor more. The cover sheet 2 is a fiber sheet with density of 0.15 g/cmor less. The net-like body 3 is formed with a filament of an elastic material.SELECTED DRAWING: Figure 1
Inventors:
Hama Shinya Taba
Yasumasa Terada
Koji Wakizaka
Yasumasa Terada
Koji Wakizaka
Application Number:
JP2016239364A
Publication Date:
December 01, 2021
Filing Date:
December 09, 2016
Export Citation:
Assignee:
Daiwa Spinning Co., Ltd.
International Classes:
E02B3/12; B32B5/26
Domestic Patent References:
| JP58134442U | ||||
| JP2003336172A | ||||
| JP2015084790A | ||||
| JP57051722U | ||||
| JP2003200128A | ||||
| JP2005155317A | ||||
| JP5044456B2 |
Foreign References:
| US5651641 |
Attorney, Agent or Firm:
Patent business corporation Ikeuchi and Partners