发明名称 WATER DISCHARGE SHEET AND TUNNEL WATER DISCHARGE STRUCTURE
摘要 PROBLEM TO BE SOLVED: To provide a water discharge sheet that can fix a fixing part to a predetermined place of an attachment face accurately with high work efficiency and can prevent breakage caused during the fixing work of the fixing part. ! SOLUTION: A water discharge sheet 1 is formed of synthetic resin, and has a water conveyance part 2 comprising a substrate 21 and a plurality of water conveyance ribs 22 rising on the substrate 21, extending in longitudinal direction and disposed side by side at intervals, and fixing parts 3 provided along the water conveyance part 2 on both sides in the width direction of the water conveyance part 2. The fixing part 3 is formed thicker than the substrate 21 as a whole, and has a surface on the water conveyance rib 22 side and a rear face formed of uneven faces 32, 33. ! COPYRIGHT: (C)2015,JPO&INPIT
申请公布号 JP2015108235(A) 申请公布日期 2015.06.11
申请号 JP20130250852 申请日期 2013.12.04
申请人 KFC LTD 发明人 AYUSAWA SHOJI ; OSANAI YOSHIKAZU
分类号 E21D11/38 主分类号 E21D11/38
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