JPH0299718U - - Google Patents

Description

[Brief explanation of drawings]

Figure 1 shows an internal bottom flap that implements the bottom structure of a liquid paper container according to the present invention, and an explanatory diagram showing the inside of the bottom flap, and Figure 2 is an explanatory diagram showing the inside of the bottom flap on the outside of the container. Fig. 3 is an explanatory drawing showing the inner bottom flap after the bottom has been pasted as seen from the inside of the container, and Fig. 4 is an explanatory drawing showing the inner bottom flap after the bottom has been pasted as seen from the side. Fig. 5 is an explanatory drawing showing a female ruled line blade, Fig. 6
The figures are an explanatory diagram showing a male ruled line blade, Fig. 7 is an explanatory diagram showing the bottom of a conventional paper container for liquids with a pasted bottom, and Fig. 8
The figure is an explanatory diagram showing the folding of the bottom inner flap and the bottom outer flap of a liquid paper container, FIG. 9 is an explanatory diagram showing the bottom inner flap after pasting the bottom as seen from the inside of the container in a conventional example, and FIG. 11 is an explanatory diagram showing the inner bottom flap seen from the side after the bottom has been pasted, FIG. 11 is an explanatory diagram showing the inside of the container of the conventional bottom flap, and FIG. 12 is an explanatory diagram showing the inner bottom flap of the conventional example. It is an explanatory view showing the outside side of the container. 1...Bottom inner flap, 2...Bottom outer flap, 5
...V-shaped folding line, 50...top, 8...inner corner,
9...Outer corner.

Claims (1)

[Claims for Utility Model Registration] A pair of opposing inner bottom flaps located at the lower part of the four side plates of the container body, with a V-shape extending from the center of the lower cut edge of the bottom inner flaps to both ends of the upper fold line on the side plate side. A folding line is provided, and the bottom inner flap is folded inward of the container, and while folding back the side portions of the bottom inner flap from the V-shaped folding line, a pair of opposing bottom outer flaps that are continuous with the bottom inner flap are formed inside the bottom. At the bottom of the liquid paper container folded to cover the flap, an inner corner on the inner side of the container and an outer corner on the outer side of the container at the top of the V-shaped folding line are rounded. Bottom structure of liquid paper container.