JPH06329145A - Liquid container with handle - Google Patents

Abstract

PURPOSE:To obtain a stackable liquid container with handle by opening a pair of opposite side wall upper end center parts of a cylindrical body comprising four side walls respectively outward to be folded, jointly sealing them so that upper ends form a line, and collapsing and folding their extension to one side as a handle to be adhered. CONSTITUTION:This is a cylindrical liquid container comprising four layered side wall panels, wherein in a flap top carton whose summit is molded to be flat, a jointly sealed part provided connected to a pair of opposite side wall upper parts is further extended to provide a handle 22, and the handle is folded down to one direction by 90 degrees and temporarily adhered to a top panel. Further triangular tabs at both ends are folded downward by 90 degrees together with a sealing rib 15 and sealed to side wall panels respectively. Since the container is supplied in this state, distribution efficiency is good, as well as they can be stacked at a store, exhibiting convenience in use such as carrying. The main material including the handle is paper, so that it can be recycled.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a handle for a large liquid paper container having an internal capacity of more than 2 liters.

[0002]

2. Description of the Related Art Conventionally, a handle for carrying a large-sized liquid paper container has a method in which a hanging band is adhered to the container, and a Gobel top (gable roof) type paper container has a gobel top portion extended and extended. There was a way to make a hole for the handle.

[0003]

However, the method of attaching the hanging band has a problem in that it requires a lot of subsequent steps and is troublesome and costly. If, for example, a plastic tape or the like other than paperboard is used as the hanging band, recycling will be difficult. Further, in the case where the gobel top part is processed with a handle, there is a problem that it takes a large volume and cannot be stacked in distribution, which reduces the loading efficiency.

[0004]

According to the present invention, in order to solve the above-mentioned problems, a pair of opposed side wall upper end central portions of a cylindrical body composed of four side wall surfaces of a laminated material having a square horizontal cross section are formed. Open to the outside and fold at the center, and seal together so that the upper ends and another pair of side wall upper ends form a straight line,
In a liquid container with a flat top, the seal part is folded down to one side and both ends of the triangle-shaped seal part are folded back and adhered to the outer surface of the side wall, and the gas palm seal part is extended to form a handle. To do.

[0005]

The handle according to the present invention is already incorporated in a carton blank of a liquid container (hereinafter referred to as a flat top carton) having a substantially flat top, and it is not necessary to attach the handle in a separate process, and the conventional manufacturing process is not changed. The handle can be attached with. Also, unlike the case of the Gobel top carton, the attached handle is temporarily adhered to the top panel of the flat top carton in a horizontal state, and the shape of the flat top carton is not damaged at all. Further, since the handle is temporarily adhered to the carton top, it can be easily raised and used with a fingertip when necessary.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in more detail below with reference to the drawings. FIG. 1 is a development view of a liquid container laminated material blank with a handle according to the present invention, FIG. 2 is an assembling diagram of the blank from the blank, and FIG. 3 is an assembling completed diagram and a handle functional diagram. As shown in FIG. 1, this container has a body portion B composed of four side wall panels 1 to 4, and folding lines 35 to 3 at the upper edge of the body portion.
8, a top molding portion A connected through 8 and a bottom molding portion C connected through fold lines 51 to 54 at the lower end edge of the body portion B. The top molding portion A is a top panel composed of top flaps 6 to 10, a top seal portion composed of sealing ribs 14 to 16 connected to each other through folding lines 43 to 45 at the top edge of the top panel, and the top edge of the sealing rib. Through the fold lines 43 to 45
3 is provided, and an auxiliary adhesive flap 24 is further provided if necessary.
Is provided. Fold line 34 on the right side of the side wall panel 4
The tubular body forming adhesive flap portion E is connected via a fold line formed by vertically extending. The sticking flap portion E is previously subjected to skive hemming. That is, the shaded portion ⅔ from the right edge of the E portion is the skive hemming region S, and the laminated material of the S portion is cut off from the surface so that the laminated material of the S portion has a thickness of about half. The width of the near half is bent 180 ° by the folding line 58 in the front direction, and as it is, it prevents the invasion of the liquid from the end edge of the E portion in contact with the content liquid. As a result, the adhesive flap portion E having a width of ⅔ is folded back in the back direction by a fold line that extends the fold line 34 in the vertical direction, and further, the entire blank is folded in approximately half in the fold line that extends the fold lines 32 and 52 in the vertical direction. The adhesive flap portion E is frame-sealed with the rear edge portion of the side wall panel 1, and a semi-processed product obtained by crushing the tubular body in half is obtained. The semi-finished products are then fed one by one to a molding and filling machine, where they are molded, filled and sealed. All subsequent sealing is performed using hot air.

The semi-processed product is erected in a rectangular tube shape by the folding lines 31 to 34, and the bottom is first molded. The two bottom triangular flaps 63 are pushed down to the inner surface until the vertices come into contact with each other, and at the same time, the bottom panels 61 and 62 are also pushed inside, and at the same time, the inner surfaces of the sealing ribs 66 and 67, the lower ends of 66 and 65, and the bottom panel 61. And 65, the bottom panel 61 is bent by folding lines 51 to 57 so that the bottom ends thereof are in contact with each other, and thermocompression bonding is performed to form the bottom. Next, the spout is attached to the hole 26 that has been pre-punched in the top panel 6. In this case, an ultrasonic seal may be used.

Next, after the liquid is filled, the top portion is molded. As shown in FIG. 2, the apex portions of the two triangular top panels 8 are drawn out to the outside, the top seal portion is folded back along the folding line 42, and the sealing ribs 14 facing each other 1
Seal 5 and 16 together. At this time, the two handle parts 22 and 23 are simultaneously sealed. The combined sealing rib portion and its extended handles 22 and 23 are formed by folding line 4
3 to 48 push down 90 ° in the direction of the top panel 7 to temporarily bond it onto the top panel 7. Temporary bonding position 2
2'is indicated by a dotted line in FIG. Finally, the triangular ears formed by the triangular folding flaps 8 to 10 on both ends are bent downward together with the sealing ribs by 90 ° and sealed to the side wall panels 3 and 4, respectively. In this case, the side seals should be made more firmly, and the sealing ribs 15 and 1
Sealing rib 1 so that the edges of 6 and 6 do not get in the way.
5 may be provided with a folding assist flap 24 adjacent to the handle 22 and attached to the side wall as shown by a dotted line in FIG. However, the handles 22 and 23 are temporarily attached to each other.
Fold flap 24 to make it easier to raise from 2 '
It is preferable that at least a perforation is formed between the handle 22 and the handle 22. In order to obtain the temporary adhesion effect, at least one of the temporary adhesion portion 22 ′ of the top panel 7 and the temporary adhesion portion 23 of the top panel 7 may be partially coated by a gravure printing method with an anti-adhesive film such as silicone. What kind of spout may be used, but it is preferable that the spout does not pop out so much because the gist of the present invention is to mold the container head into a flat top. The embodiments of the liquid container with the handle according to the present invention have been described above.
The present invention is not limited to the above-described embodiments, but can be modified within the scope of the present invention.

[0008]

According to the present invention, the handle of a large-sized liquid container can be installed in the conventional process, the separate mounting process is unnecessary, the trouble is eliminated, the economical effect is obtained, and the top of the flat top carton is also provided. Since it is supplied in a state that it is temporarily bonded to the panel, it has good logistics efficiency and can be stacked and displayed at the store, so it is convenient to use when carrying it from the store or carrying individual containers in business stores. Is to demonstrate. Also, if the handle is folded back, it will return to its original position, which makes it convenient to store it again at home or in a business store. The liquid container according to the present invention is mainly made of paper, including the handle, and is subject to recycling.

[0009]

[Brief description of drawings]

FIG. 1 is a development view of a carton blank of a liquid container with a handle according to the present invention.

FIG. 2 is an intermediate view of assembling a liquid container head with a handle according to the present invention.

FIG. 3 is a completed assembly diagram and a handle function diagram of a liquid container with a handle according to the present invention.

[0010]

[Explanation of symbols]

1 to 4 Side wall panel 6 and 7 Top panel 8 to 10 Triangle folding flap 14 to 16 Rib for top seal 22 and 23 Handle 24 Folding auxiliary flap 26 Spout attachment hole 31 to 34 Folding line for body portion 35 to 38 Top panel, triangle Folded line for folding flap 40 Folded line for triangular ear 42-45 Folded line for rib bending for top seal 48 Folded line for handle raising 49 Perforation 51-57 Folded line for forming bottom 58 Folded fold line for skive hemming 61, 62 Bottom panel 63-67 Bottom folded flap A Top molding part B Body part C Bottom part E Adhesive part flap for forming tubular bodies S Squib hemming process area

Claims (3)

[Claims] 1. A pair of opposed side walls of a tubular body composed of four side wall surfaces of laminated material each having a rectangular horizontal cross section are opened to the outside, respectively, and bent at the central parts to form a pair with the upper ends. The side wall upper ends of the side walls are sealed together to form a straight line, the seal part is laid down on one side, and both ends of the seal part folded in a triangular shape are folded back and attached to the outer surface of the side wall.
A liquid container with a handle, characterized in that in the liquid container having a substantially flat top, the gas palm seal portion is extended to form a handle. 2. The liquid container with a handle according to claim 1, wherein the handle portion is always placed in a horizontal state and can be vertically erected only during use. 3. The liquid container with a handle according to claim 1, wherein the laminated material is mainly made of paper and has a polyolefin resin layer at least in the outermost and innermost layers.