【図面の簡単な説明】[Brief explanation of the drawing]
第１図は従来の底を示す展開説明図、第２図乃
至第３図は本考案袋の一実施例による底を形成す
る過程を示すもので第２図は三角形折込片の形成
図、第３図は第２図の展開図の両側壁を三角形折
込片上に折曲げた状態を示す平面図、第４図は完
成された化粧紙、第５図は袋底の外表面に化粧紙
を貼合せたときの平面図、第６図は第５図Ａ―Ａ
線の縦断面図、第７図は第５図Ｂ―Ｂ線の縦断面
図、第８図乃至第１０図は他の実施例を示すもの
であつて第８図は両側壁を三角形折込片上に付合
せて折曲げた状態を示す平面図、第９図は第８図
Ｃ―Ｃ線の縦断面図、第１０図は両側壁を重合さ
せて折曲げた状態を示す平面図、第１１図は第１
０図Ｄ―Ｄ線の縦断面図、尚図中１は筒状体、２
は第一折目線、３，４は頂点、５，６は三角形折
込片、７は開口部、８，９は第二折目線、１０，
１１は側壁、１２は三角部、１３，１４は接着剤
、１５は切目、１６は開口用引剥材、１７は化粧
紙を各々示すものである。
Fig. 1 is an exploded explanatory view showing a conventional bottom, Figs. 2 and 3 show the process of forming the bottom according to an embodiment of the bag of the present invention, and Fig. 2 is a drawing of forming a triangular folded piece. Figure 3 is a plan view showing the expanded view in Figure 2 with both side walls folded onto triangular folding pieces, Figure 4 is the completed decorative paper, and Figure 5 is the decorative paper pasted on the outer surface of the bag bottom. The plan view when combined, Figure 6 is Figure 5 A-A
7 is a vertical sectional view taken along the line B--B in FIG. 5, and FIGS. 8 to 10 show other embodiments. 9 is a longitudinal sectional view taken along the line CC in FIG. 8, FIG. 10 is a plan view showing the state in which both side walls are overlapped and folded, The figure is the first
Figure 0 is a vertical cross-sectional view taken along the line D-D. In the figure, 1 is a cylindrical body, 2
is the first fold line, 3 and 4 are the vertices, 5 and 6 are the triangular folded pieces, 7 is the opening, 8 and 9 are the second fold lines, 10,
11 is a side wall, 12 is a triangular portion, 13 and 14 are adhesives, 15 is a cut, 16 is a peeling material for opening, and 17 is a decorative paper.