JP2014055030A - Cup container lid member and manufacturing method of cup container product using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cup container lid member which can be sealed again after being peeled from an opening of a cup container and can easily achieve an original sealed state, and to provide a manufacturing method of a cup product using the same.SOLUTION: A cup container lid member comprises a continuous flap which extends over an opening of a cup container so as to be capable of being folded down along the outer surface of the opening, with the flap having folding means formed in it.

Description

  The present invention relates to a cup container and a lid used for cup noodles and the like that can be easily eaten by pouring hot water.

  Conventionally, cup noodles and the like have been to peel off the easy peel lid material from the opening of the cup container, pour hot water, reclose the peeled lid material, and eat after a certain period of time. It was. By the way, when closing the lid material peeled off after pouring hot water, it is necessary to improve the sealing property in order to prevent the diffusion of water vapor and heat. Therefore, for example, a combination of a cup container and a lid described in JP 2002-114277 A is conceivable.

JP 2002-114277 A

  In the invention of the above-mentioned patent document, it is possible to return all the portions of the lid that are in close contact with the opening of the cup container to the opening evenly. However, in the above-described configuration, in the manufacturing process, an operation of folding the flap of the lid protruding from the opening of the container along the side surface of the container is added, and thus a new system and process are required to be added.

  In the present invention, in view of the above problems, in a combination of a cup container and a lid using a lid member having a folding flap, the flap is folded along the side surface of the opening of the container without the need for a new system or process. The present invention provides a cup container lid member and a method for integrating the cup container and lid member using the cup container lid member for easily manufacturing a product.

  In order to achieve the above object, the lid of the cup container of the present invention has a continuous flap over the opening so that it can be folded back along the outer surface of the opening of the cup container. It is characterized by being formed.

  Moreover, in order to achieve the said objective, the cover material of the cup container of the different aspect of this invention has a some flap so that it can fold along the opening outer surface of a cup container, The external shape of the said flap is It is characterized in that it is formed by a curved line at least at the connecting portion with the main body of the lid material covering the opening of the cup container.

  Furthermore, the manufacturing method of the cup container product of the present invention is a manufacturing method of a cup container product comprising a cup container and its lid material, wherein the lid material having a continuous or a plurality of flaps beyond the opening of the container is used as the container. And then wrapping the flap while folding the flap by the shrinkage force of the shrink film along the outer surface of the container.

  In order to promote folding of the flap, known folding means such as perforations, folding lines or half slits may be formed at the opening of the container in the lid and the flap connecting portion of the corresponding portion. Absent.

  Further, the folding means such as the perforations, the crease lines, or the half slits can be freely provided in an arbitrary portion in the flap in a straight line or a curved line, or a mixture of both.

  As the cup container used in the present invention, a plastic container such as foamed PSP sheet molding or an ESP injection molded container, a container mainly made of paper, or a combination of both can be selected.

  In addition, the lid material used in the present invention is an easy material mainly composed of paper having a dead hold property of about several tens to 100 g / US tsubo, for example, in which the aluminum foil having a thickness of 7 to 9 μm is laminated. A cover material for peel can be preferably used. In order to easily follow the side of the container with the flap, a cover material that is as light and thin as possible is selected.

  The more flaps, the better the adhesion with the cup container opening. The cover member that is larger than the opening may be folded along the side of the container with the portion protruding from the opening regarded as a flap. In that case, folding means such as a sewing machine or a folding line may be formed in advance so that folding can be performed quickly.

  The product with the lid in close contact with the cup container is then packaged entirely with a shrink film sheet. As the shrink film sheet, a PP system or a PP barrier coextrusion system having a thickness of 20 to 100 μm can be suitably used.

  According to the cup container using the lid material having the folding flap of the present invention, it is possible to provide cup articles such as cup noodles having high resealability that are extremely convenient for the user to handle as they are. Become.

It is a top view of the lid | cover material F1 used in Example 1. FIG. It is a principal part schematic perspective view which shows the adhesion state of the cover material F1 and the cup container C. FIG. It is a perspective view of the cup goods completed using the lid | cover material F1. It is sectional drawing of the cup goods completed using the cover material F1. It is a top view of the cover material F2 used in Example 2. FIG. It is a perspective view of the cup goods completed using the lid | cover material F2. It is a top view of the lid | cover material F3.

  Embodiments of the present invention will be specifically described below with reference to the drawings.

  As shown in FIG. 1, the lid member F <b> 1 used in the present embodiment has a main body 1 on the inner side of the inner circle 3 that covers and seals the opening 6 of the cup container C and an outer side of the main body 1 in FIG. 6. As shown, the flap 2 protrudes from the opening 6 of the cup container C. The lid member F1 has an inner circle 3 corresponding to the opening 6 of the cup container C, and the opening 6 is detachably bonded to that portion.

  As the material of the lid F1, for example, an easy peel lid made of paper / PE / AL / EAA + EVA can be suitably used. For example, mountain fold creases 3 and 4 and valley fold crease 5 are formed in the flap portion.

  As shown in FIG. 2, the lid member F <b> 1 configured as described above is detachably bonded with the circle 3 on the outer periphery of the main body 1 aligned with the opening 6 of the cup container C. In the figure, the cup container C is actually filled with noodles, soup and other ingredients, but is shown in an empty state to avoid complication.

  The lid material F1 after the sealing is in a state in which the flap 2 protrudes from the opening 6 of the cup container C in a bowl shape, but the shrinking film S contracts to the outer surface of the opening 6 in the subsequent packaging process with the shrinking film S. It will be forcibly folded together. In that case, it guide | induces to the crease lines 3, 4, and 5 of a mountain fold and a valley fold, and it becomes a lid | cover which has a folding | turning part as shown in FIG.3 and FIG.4, and seals the opening part 6 of the cup container C.

  In order to eat this product, first, the shrink film S is peeled off, then the folded flap 2 of the cover material F1 is lifted up only by a necessary part, and further the adhesive part is bonded to the opening 6 of the cup container C of the raised part. The cover material F1 is peeled off from the opening 6 of the cup container C while peeling off the portion that has been removed. And after pouring hot water from the said opening part, the cover material F1 is returned to the original, but since the material of the cover material F1 has dead hold property (plastic deformation force), before opening up the flap 2 in the opening part 6 It is very easy to restore the sealed state. The user only needs to press the flap 2 along the side of the opening 6 of the cup container C after pressing the lid F1 against the opening 6.

  As shown in FIG. 5, in this embodiment, a lid material F2 having a shape different from the lid material F1 of the first embodiment described above is used. In the figure, a plurality of flaps 8 are formed so as to protrude from a circle 7 which is an outer peripheral portion of the main body 9 bonded to the opening 6 of the cup container C. The adjacent flaps 8 continuously form the outer shape with a curve. By doing in this way, it can be easily folded along the side surface of the opening 6 of the cup container C according to the compulsory folding force when the shrink film S is shrunk in the same manner as the cover material F2 of the first embodiment. become. Further, when the flap 8 having a curved outer shape is first picked and peeled off from the opening 6 of the cup container C, the flap 8 adjacent to the main body 9 of the lid member F2 is removed by the peeling operation. The effect of preventing cracks from entering and the lid material F2 from being destroyed is exhibited.

  It should be noted that known folding means may be formed in the circle 7 corresponding to the opening 6 of the cup container C, and further known folding means described in the first embodiment is further formed inside the flap 8. It does not matter.

  As shown in FIG. 7, the lid material F <b> 3 of this embodiment has a flap 11 protruding in a bowl shape from the circle 10 of the portion that adheres to the opening 6 of the cup container C as in the first embodiment. In the flap 11, known folding means are formed concentrically, radially and linearly with an angle with respect to the radial. By doing so, the opening of the cup container C can be easily guided by the folding means and irregularly guided by the forced folding force when the shrink film S contracts along the outer shape of the cup container C. 6 is folded along the side.

  Note that the folding means in the flap 11 does not necessarily have to be formed by regular straight lines or curves, and irregularly arranged straight lines or curves and folding means in a mixed state thereof may be formed. .

F1, F2, F3 Lid C Cup container S Shrink film 1, 9 Body 2, 8, 11 Flap 3, 7, 10 yen 4, 5 Folding line

Claims (5)

  A lid for a cup container having a continuous flap over the opening so that it can be folded along the outer surface of the opening of the cup container, and a folding means is formed in the flap.   It has a plurality of flaps so that it can be folded back along the outer surface of the opening of the cup container, and the outer shape of the flap is formed by a curved line at the connecting part with at least the lid body that covers the opening of the cup container A lid for a cup container characterized by that.   The cup container lid according to claim 1, wherein folding means is formed at a connecting portion between the lid body and the flap.   4. A lid for a cup container according to claim 1, wherein a folding means is formed inside the flap.   A method of manufacturing a cup container product comprising a cup container and a lid material for the cup container, the lid material having a continuous or a plurality of flaps over the opening of the container being detachably bonded at the opening of the container, A method for producing a cup container product, wherein the flap is wrapped while being folded by the shrinkage force of the shrink film sheet along the outer surface of the cup container.

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