| 摘要 |
PROBLEM TO BE SOLVED: To provide a megaphone of a high value as novelties. SOLUTION: A sectorial mount formed to a large arc at an upper hem and a small arc at a lower hem is provided with folding lines for folding the mount and one of both right and left hypotenuses is provided with insert lugs for joining and the other is formed with insert slits to permit insertion of the insert lugs in correspondence thereto. A holding lug which can be turned back is connected to the extension of the lower hem. In assembly, this folding lug is turned back to the inner side of a divergent type body formed by inserting the insert lugs into the insert slits. COPYRIGHT: (C)2004,JPO
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