| 摘要 |
<P>PROBLEM TO BE SOLVED: To enable a straw to be sufficiently and easily positioned at a predetermined location of a sinking part in a container lid (2) of synthetic resin of a form in which the straw (54) can be inserted into and through the predetermined location in the sinking part (36) formed at a top surface wall (4). <P>SOLUTION: The upper surface of a region radially outward from a thin-walled line (38) which can be mainly broken at a sinking part is formed into a truncated cone shape inclined down radially inward at least in a part. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
