JPS60118640U - Moisture-proof multilayer paper bag - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案袋の実施例の一展開図であって内外二層
の例を示すものである。第２図は第１図の紙層間に介在
させる切込線を切刻してなる防湿′　　　　素材の一例
を示す展開図、第３図は第１図の紙層間に第２図の防湿
素材を介在させた横断面図、第４図は第３図の素材を折
曲げて筒状体としたときの平面図、第５図は第４図の筒
状体の口部左隅角部を筒状体内方に三角状に折込んだ状
態を示す平面図、第６図は上下の折曲片をイーイ、ロー
ロの　　　　、線より折曲げ貼着して本考案袋としたと
きの平面図、第７図は吹込口並びにその付近の防湿素材
に多数の切目線を切刻して開披した状態の説明図である
。尚図中各符号はＡは外層、ｂ、　ｅは底の突出部、Ｃ
ｔ　　ｆは口の欠−損部、１，２，３，４゜５、６．７
．８等は階段部、９は三角状折込線、１０は防湿素材、
１１は切目線、１２．１４は上下折曲片、１３は底部、
１５は口部、Ｇは装部、Ｇ□、Ｇ２．Ｇ３は装部折込線
、イーイ、ローロ線は折曲線、Ｈは吹込口を各々示すも
のである。FIG. 1 is a developed view of an embodiment of the bag of the present invention, showing an example of a two-layered bag, inside and outside. Figure 2 is a developed view showing an example of the moisture-proof material made by cutting out the cut lines interposed between the paper layers in Figure 1, and Figure 3 is a developed view showing an example of the moisture-proof material made by cutting the cut lines between the paper layers in Figure 1. Fig. 4 is a plan view of the material shown in Fig. 3 bent to form a cylindrical body, and Fig. 5 is a cross-sectional view of the left corner of the opening of the cylindrical body shown in Fig. 4 made into a cylindrical shape. Figure 6 is a plan view showing the state in which the bag is folded into a triangular shape inside the body. The figure is an explanatory diagram showing a state in which a large number of perforations have been cut into the moisture-proof material at the air inlet and its vicinity, and which has been opened. In addition, each symbol in the figure is A: the outer layer, b, e: the bottom protrusion, and C:
t f is the defective part of the mouth, 1, 2, 3, 4° 5, 6.7
．． 8th grade is the staircase part, 9th is the triangular folded line, 10th is the moisture-proof material,
11 is the cut line, 12.14 is the upper and lower folded piece, 13 is the bottom,
15 is the mouth part, G is the mounting part, G□, G2. G3 indicates the folding line of the mounting part, Eii and Rollo lines indicate the folding line, and H indicates the inlet.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 袋原紙層の一層として合成樹脂フィルム又は合成樹脂管
状フィルム等の防湿素材を介在させ、上方隅角部に吹込
口を形成し口部及び底部に前後壁の一方から他方に向っ
て階段状に突出させた折曲片を接着剤を介して貼合せ閉
塞した多層紙袋において、前記吹込口を構成する折込片
及びその付近の層間に介在されている防湿素材に切込線
、ミシン線又は柔軟性を付与する手段を設けてなる防湿
多層紙袋。A moisture-proof material such as a synthetic resin film or a synthetic resin tubular film is interposed as one layer of the bag base paper layer, an air inlet is formed at the upper corner, and the mouth and bottom protrude stepwise from one side of the front and back walls to the other. In a multilayer paper bag in which the folded pieces are pasted and closed using an adhesive, the folded pieces constituting the air inlet and the moisture-proof material interposed between the layers in the vicinity are provided with score lines, perforation lines, or flexibility. A moisture-proof multilayer paper bag equipped with a moisture-proofing means.