JPS5865242U

JPS5865242U - rice bag

Info

Publication number: JPS5865242U
Application number: JP15991781U
Authority: JP
Inventors: 恭一下村
Original assignee: 大日本印刷株式会社
Priority date: 1981-10-27
Filing date: 1981-10-27
Publication date: 1983-05-02

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

[Brief explanation of the drawing]

第１図は、三方シールにより製造した米袋を示す、平面
図に近い斜視図である。第２図は、第１図の要部の拡大
図である。第３図および第４図は、空気抜き孔とその周
辺を示す第２図Ｉ−Ｉ’方向の拡大矢視図であって、第
３図は断面形状に特別の配慮をしなかった場合、また第
４図は本考案に従った場合をそれぞれあられす。第５図
は、本考案の米袋の製造に使用するシールバーの一例を
示す側面図である。１・・・米袋、２．３・・・三方シール、２１．３１・
・・空気抜き孔、２２．３２・・・シール部境界部分。FIG. 1 is a perspective view close to a plan view showing a rice bag manufactured with a three-sided seal. FIG. 2 is an enlarged view of the main part of FIG. 1. 3 and 4 are enlarged arrow views in the direction of I-I' in FIG. 2 showing the air vent hole and its surroundings. Figure 4 shows each case according to the present invention. FIG. 5 is a side view showing an example of a seal bar used in manufacturing the rice bag of the present invention. 1...Rice bag, 2.3...Three-sided sticker, 21.31.
...Air vent hole, 22.32...Seal boundary part.

Claims

[Scope of utility model registration request]

(1) In a rice bag made by stacking two plastic sheets and applying three-sided seals, the three-sided seals 2゜'2 and 3
Air vent holes 21 and 31 are provided at the time of filling and packaging, leaving the non-sealed part, and the boundary part 2 of the sealed part with the non-sealed part is provided.
2 is heated and pressurized to make that part thinner and the plastic material escapes to the non-sealed part, thereby creating an air vent hole 2.
Rice bag 1° that seals on all sides and is characterized by ensuring air permeability in 1 and 31

(2) A 1° rice bag according to Claim 1 of the Utility Model Registration Claim in which the plastic sheet is a laminated material and the heat-sealing surface is overlapped on the inside.