JP2010076777A - Composite cup container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a composite cup container that exhibits excellent heat insulation, as a matter of course, and deals with resource saving by a simple configuration. <P>SOLUTION: An outer cylinder 2 has inward projecting portions 3 in several parts, each projecting portion 3 being folded inward along four creases extending substantially parallel to one another from a higher position to a lower position. The outer cylinder 2 formed with the projecting portions 3 formed thereon is attached to the outside of the body portion of the cup body 1, thereby defining an empty space between the body portion of the cup body 1 and the outer cylinder 2. Thus, the vertically inwardly projecting portions 3 are formed on the several parts of the blank without inserting any different member between the cup body and the outer cylinder. By using the projecting portions 3, the large empty space is formed all the way from the upper part to the lower part. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a composite cup container having a double structure of a cup body containing contents and an outer cylinder attached to the outside thereof, and is used particularly for instant foods such as instant noodles for pouring hot water to eat. The present invention relates to a composite cup container excellent in heat insulation.

  In general, plastic cups such as polystyrene foam are often used as heat-insulating cup containers used for instant foods such as instant noodles. Since it becomes a problem, as an alternative, for example, as seen in Japanese Utility Model Publication No. 4-45212, it consists of a double structure of a cup body containing contents and an outer cylinder attached to the outside thereof, A composite cup container in which a space for heat insulation (heat insulating space) is formed between the two has been proposed.

Japanese Utility Model Publication No. 4-45212

  Such a composite cup container has an advantage that a cup container having a heat insulating effect can be obtained by a simple configuration in which a cylindrical outer cylinder having a different taper is combined with a cup body made of a normal paper cup. And since the space | gap for heat insulation becomes so large that it goes below, it will show a favorable heat insulation effect in the normal way of holding.

  However, when the state of gripping and gripping the composite cup container for a long time continues, the composite cup container has a problem that it gradually becomes hot because there is no gap or a narrow gap that exhibits a heat insulating effect. In order to improve the heat insulation, there is a structure in which a different member is inserted between the cup body and the outer cylinder to form a three-layer structure, or the outer cylinder is wound around two rounds. However, the former has a complicated process for inserting different members, and the latter has a large blank on the left and right to form the outer cylinder. This is against the conservation of resources.

  The present invention has been made in order to solve such problems. The object of the present invention is to provide excellent heat insulation, and to insert a different member between the cup body and the outer cylinder. It is an object of the present invention to provide a composite cup container that has a simple configuration that does not need to be performed, and that can save resources in consideration of a blank position.

  In order to achieve the above object, a composite cup container according to the present invention is a composite cup container having a double structure of a cup body for storing contents and an outer cylinder attached to the outer side of the cup body, and the outer cylinder is located at the upper side. There are several inwardly projecting portions that are folded inward along four fold lines extending substantially in parallel from the bottom to the bottom, and the outer cylinder on which the projecting portions are formed is provided outside the body portion of the cup body. By attaching, a gap is formed between the body portion of the cup body and the outer cylinder.

  In order to achieve the same object, another composite cup container according to the present invention is a composite cup container having a double structure of a cup body containing contents and an outer cylinder attached to the outside thereof, The outer cylinder has several inwardly protruding portions that are folded inward along four fold lines extending substantially in parallel from the upper side to the lower side. The extension part forms a plurality of ears divided by cutting, and the cup body is attached to the outer side of the cup body with the ears folded inward. A gap is formed between the body portion and the outer cylinder.

  The composite cup container according to the present invention is a composite cup container having a double structure of a cup body for storing contents and an outer cylinder attached to the outer side of the cup body, and the outer cylinder extends substantially in parallel from above to below. There are several inwardly protruding parts that are folded inward along the folding line of the book, and by attaching the outer cylinder formed with the protruding parts to the outside of the body of the cup body, the body of the cup body Since a gap is formed between the outer part and the outer cylinder, vertical inward protruding portions are formed at several locations on the blank without inserting different members between the cup body and the outer cylinder. By using it, a large gap is formed from the upper part to the lower part, which makes it possible to demonstrate excellent heat insulation, and also by slightly increasing the left and right sides of the blank forming the outer cylinder For good Without blanks up position deteriorates as double-wrap outer cylinder, also it becomes to correspond to the resource saving.

  Another composite cup container according to the present invention is a composite cup container having a double structure of a cup body for storing contents and an outer cylinder attached to the outside thereof, and the outer cylinder is substantially parallel from the upper side to the lower side. There are several inward protruding parts folded inward along the four fold lines that extend, and there are extended parts at the top where there are no protruding parts, and the extended parts are divided by cutting. A plurality of ears are formed, and the outer cylinder is attached to the outer side of the body of the cup body with the ears folded inward, so that the gap between the body of the cup body and the outer cylinder Since the gap is formed, the vertical inward protruding parts formed in several places of the blank and the extended part provided in the upper part are not inserted between the cup body and the outer cylinder. Use to cross from top to bottom A large air gap is formed, which makes it possible to exhibit excellent heat insulation. Also, it is only necessary to make the left and right sides of the blank forming the outer cylinder a little larger and to provide an extension part at the top, so double The blanking position does not deteriorate like a wound outer cylinder, and it corresponds to resource saving.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  1 is a perspective view showing an example of a composite cup container according to the present invention, FIG. 2 is a perspective view showing a state where a cup body and an outer cylinder of the composite cup container of FIG. 1 are separated, and FIG. 3 is a composite cup container of FIG. It is an expanded view of the blank which forms the outer cylinder which comprises.

  As shown in FIG. 2, the composite cup container 10 of FIG. 1 is a combination of a cup body 1 that contains contents and an outer cylinder 2 that is attached to the outside thereof. As shown in FIG. 3, the blank constituting the outer cylinder 2 has a fan shape that is slightly longer to the left and right than the size of the body of the cup body 1, and includes four folding lines extending substantially in parallel from above to below. 4 is provided in three places. These four folding lines 4 are for forming the inwardly protruding portions 3 on the outer cylinder 2, and the four folding lines 4 are arranged so that the three protruding portions 3 are equidistant on the body of the cup body 1. 4 are provided at intervals. And the composite cup container 10 is formed by attaching the outer cylinder 2 in which this protrusion part 3 was formed to the trunk | drum outer side of the cup main body 1. FIG.

  The cup body 1 is formed by winding a fan-shaped blank made of paperboard coated with a synthetic resin such as polyethylene or polypropylene (including extrusion coating) on the inner surface or both inner and outer surfaces in a cylindrical shape to form a circular bottom plate, Similar to a normal paper cup, the bottom plate is tightened below the body portion, and the outward curled portion 7 is formed at the upper opening edge.

  The outer cylinder 2 is formed by assembling a fan-shaped blank shown in FIG. This blank is made of paperboard or a paperboard coated with a synthetic resin such as polyethylene or polypropylene (including extrusion coating) on one or both sides. As mentioned above, the blank is slightly longer than the size of the cup body 1 There are three folding lines 4 each extending substantially in parallel from the top to the bottom in three places, and a sticking portion H is provided on one end edge in the left-right direction so that the blank is cylindrical. Is provided.

  Next, a method for forming the composite cup container 10 by combining the cup body 1 and the outer cylinder 2 will be described.

  First, as shown in FIG. 4A, a cylindrical outer cylinder is formed by winding a blank of the outer cylinder 2 in a cylindrical shape and bonding the bonding portion H formed at one end of the main body portion and the other end. 2 is formed. After making the blank of the outer cylinder 2 into a cylindrical shape in this way, a part of the cylindrical outer cylinder 2 is folded inward along three fold lines 4 at three positions to fix a predetermined position. Thus, as shown in FIG. 4B, an inward protruding portion 3 having a triangular cross section is formed. Next, as shown in FIG. 5A, by inserting the cup body 1 from the upper opening of the outer cylinder 2, a composite cup container 10 is formed as shown in FIG. 5B.

  Thus, since the outer cylinder 2 having the inwardly protruding portion 3 is attached to the outer side of the body portion of the cup body 1, the outer cylinder 2 is connected to the body of the cup container 1 through the protruding portion 3, as shown in FIG. It will be in contact with the outside of the part, and a gap S is formed between the cup cup body 1 and the body part 8 of the outer cylinder 2. Thereby, the heat of the cup body 1 is not easily transmitted to the outer cylinder 2. In particular, a large gap S for heat insulation is formed over a wide range from the upper part to the lower part of the composite cup container 10.

  As a modified example of the composite cup container of the present invention, in the composite cup container 10 having the above-described configuration, an extending portion is provided at the upper portion of the outer cylinder 2 where there is no inwardly protruding portion 3, and the extending portion is divided by cutting. Then, a plurality of ears may be formed, and the outer cylinder 2 may be attached to the outer side of the body of the cup body 1 with the ears being folded inside the outer cylinder.

  FIG. 8 is a development view of a blank forming such an outer cylinder 2. The blank shown in FIG. 3 has a shape in which an extended portion is provided on the upper portion via a fold line 9 except for the portion that becomes the protruding portion 3 in the blank of FIG. 3, and the extended portion is formed into a plurality of ear portions 5 by notches 6. It is divided.

  And after winding this blank into a cylinder shape and bonding the bonding part H and other end which were formed in the end of a blank, and making it into a cylinder shape, a part of the outer cylinder 2 used as the cylinder shape is four pieces. As shown in FIG. 8A, an inward protruding portion 3 having a triangular cross section is formed by folding inward at three locations along the folding line 4 and fixing the predetermined location. At this stage, the plurality of ears 5 project upward along the fold line 9 at the top of the outer cylinder 2.

  Next, as shown in FIG. 8 (b), all the ears 5 are folded inward along the fold line 9, and the ears 5 of the outer cylinder 2 are made substantially horizontal as shown in FIG. 9 (a). After the folded state, the cup body 1 is inserted from the upper opening of the outer cylinder 2 as shown in FIG. Subsequently, as shown in FIG. 10 (a), the cup body 1 is further pushed into the outer cylinder 2 to form a composite cup container 10 as shown in FIG. 10 (b). .

  In this way, the outer cylinder 2 is attached to the outer side of the body of the cup body 1 with the inwardly protruding portion 3 formed and the ear 5 further folded inward, so as shown in FIG. Is not only the protruding portion 3, but in the absence of the protruding portion 3, it comes into contact with the outer side of the body of the cup container 1 via the overlapping ear portion, and the body of the cup cup body 1 and the outer cylinder 2. A space S is formed between the portion 8 and the portion 8. Thereby, the heat of the cup body 1 is not easily transmitted to the outer cylinder 2. In particular, in the vicinity of the upper portion of the composite cup container 10, a plurality of ear portions 5 are sandwiched between the outer cylinder 1 and the body portion of the cup body where there is no protruding portion, and this portion can be safely gripped. It becomes.

  As described above, the embodiment of the present invention has been described in detail with examples. However, the composite cup container according to the present invention is not limited to the above-described embodiment, and can be variously modified without departing from the spirit of the present invention. Needless to say, it is possible to make changes.

It is a perspective view which shows an example of the composite cup container which concerns on this invention. It is a perspective view shown in the state which isolate | separated the cup main body and outer cylinder in the composite cup container of FIG. It is an expanded view of the blank which forms the outer cylinder which comprises the composite cup container of FIG. It is a perspective view which shows the formation procedure of the composite cup container of FIG. It is a perspective view which shows the formation procedure following FIG. It is a partially broken perspective view of a composite cup container. It is an expanded view of the blank which comprises the modification of a composite cup container. It is a perspective view which shows the formation procedure of the composite cup container of a modification. It is a perspective view which shows the formation procedure following FIG. FIG. 10 is a perspective view illustrating a forming procedure following FIG. 9. It is a partially broken perspective view of the composite cup container of a modification.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cup main body 2 Outer cylinder 3 Protruding part 4 Folding line 5 Ear part 6 Cutting 7 Outward curl part 8 Trunk part 9 Folding line 10 Composite cup container H Pasting part S Space

Claims (2)

  A composite cup container having a double structure of a cup body for storing contents and an outer cylinder attached to the outer side of the cup body, the outer cylinder being inward along four folding lines extending substantially in parallel from the upper side to the lower side There are several inwardly protruding parts that are folded in, and the outer cylinder with the protruding parts formed is attached to the outside of the body of the cup body, so that there is a gap between the body of the cup body and the outer cylinder. Is formed, a composite cup container.   A composite cup container having a double structure of a cup body for storing contents and an outer cylinder attached to the outer side of the cup body, the outer cylinder being inward along four folding lines extending substantially in parallel from the upper side to the lower side There are several inwardly protruding portions that are folded in, and there are extended portions at the top where there are no protruding portions, and the extended portions form a plurality of ears divided by cutting. And the outer cylinder is attached to the outside of the body of the cup body with the ears folded inward so that a gap is formed between the body of the cup body and the outer cylinder. Cup container.

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