发明名称 SHEET-LIKE LID
摘要 <P>PROBLEM TO BE SOLVED: To provide a sheet-like lid excellent in sealing properties for a container and capable of easily, quickly, safely and reliably draining out hot water. <P>SOLUTION: The sheet-like lid is formed with a front base material and a rear base material, both being made of a transparent sheet and being laminated on each other with the aid of an adhesive layer. The lid is divided into a peel region, in which a release layer is provided between the layers of both the front base material and the rear base material, and a non-peel region adjacent to the peel region and having, at a peripheral edge thereof, a protruding lug piece both for unsealing the lid and for defining a hot water discharge opening. In the peel region, a tear-off line for peeling is provided in the vicinity of the non-peel region in the state that it extends from the rear base material, which is positioned on the inner face side of the lid, to the adhesive layer, and a plurality of belt-like non-release portions are formed except the tear-off line for peeling. Further, an annular tear-off line having latchets and for defining the hot water discharge opening is provided so that a part thereof is positioned at the non-release portions in the state that it extends from the rear base material, which is positioned on the inner face side of the lid, to the adhesive layer. <P>COPYRIGHT: (C)2003,JPO
申请公布号 JP2003182769(A) 申请公布日期 2003.07.03
申请号 JP20010386637 申请日期 2001.12.19
申请人 DAINIPPON PRINTING CO LTD 发明人 SHIMOMURA KYOICHI;INOUE TORU;TAKAHASHI KENJI
分类号 B65D81/34;B65D77/20 主分类号 B65D81/34
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