JP2005263256A - Article storing bag - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an article storing bag where its inner space is defined into two compartments and two articles can be stored under their spaced-apart state. <P>SOLUTION: This storing bag comprises a bag body 2 having an opened upper end formed by film, a partition film 4 for partitioning the inner side of the bag body 2 into two chambers 3a, 3b, and a fastener device 5 arranged at an inner surface of the upper end of the bag body to extend from one end to the other end. The partition film 4 has an upper end extending upwardly above the fastener device 5 and its upper end is engaged with the fastener device 5 to form two sealed compartments. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to an article storage bag in which an internal space is divided into two sealed chambers and articles are stored in each chamber in an isolated state.

Background technology

  A generally used handbag for swimming trunks has a bag body with an upper end opening formed of a film, and a fastener device arranged on the inner surface of the upper end of the bag body so as to extend from one end to the other end. By engaging the fastener device, the internal space is made into a sealed chamber so that the water contained in the wet swimsuit after use contained in the internal space does not leak out.

  Moreover, as an article storage bag for storing slips, a packaging bag in which the interior of a packaging bag body is divided into two chambers with a synthetic resin sheet and a fastener device is disposed on the inner surface of the opening end of the bag body is described in, for example, Patent Document 1. ing.

The packaging bag has a four-side seal packaging bag body, a fastener device disposed near the top seal of the packaging bag body, and an upper end located below the fastener device inside the packaging bag body. It consists of a synthetic resin sheet.
Japanese Patent Laid-Open No. 11-278503 (see paragraphs 0011 and 0012, FIG. 1)

  The handbag is formed in one chamber in which the internal space of the bag body is sealed by a fastener device disposed on the inner surface of the upper end portion of the bag body. Therefore, the number of articles to be stored separately is limited to one, and when two articles are stored separately, it is necessary to use two handbags.

  The above-mentioned packaging bag with a fastener device is configured so that the interior of the packaging bag main body is divided into two chambers by a synthetic resin sheet, but the upper end of the synthetic resin sheet disposed inside the bag main body is positioned below the fastener device. Therefore, the two partitioned rooms are not made into two sealed spaces, and the two articles cannot be isolated and stored.

  The present invention has been made in consideration of the above points, and an object of the present invention is to provide an article storage bag capable of isolating and storing two articles by dividing an internal space into two sealed chambers. To do.

  The article storage bag of the present invention extends from the one end to the other end on the inner surface of the upper end of the bag main body, the bag main body of the upper end opening formed by the film, the partition film partitioning the inside of the bag main body into two chambers. The partition wall film has a top end extending upward from the fastener device, and the upper end portion engages with the fastener device to isolate the two articles and store them in two sealed chambers. Can do.

  When the article storage bag of the present invention is used to store swimming pants, the wet swimming pants and towels are separately stored in two separate sealed chambers, so that the water from the swimming pants used by the towels can be reduced. It will not get wet or dirty.

  When the article storage bag of the present invention is used to convey foods of kinako and litter, the freshness as kinko can be maintained by separately storing kinako and litter in the two sealed chambers. Other foods include powdered pepper and water, and pharmaceuticals can prevent alteration and discoloration by separately storing glucose infusion and amino acid infusion.

Embodiments of the present invention will be described below with reference to the drawings.
FIG. 1 is a plan view showing an embodiment in which an article storage bag according to the present invention is used as a handbag 1.

  As shown in FIGS. 1 and 2, the handbag 1 according to the present invention includes a bag body 2 having an upper end opening, a partition film 4 that partitions the inside of the bag body 2 into two chambers 3 a and 3 b, and an inner surface of the upper end of the bag body 2. And a fastener device 5 arranged in

  The bag body 2 is preferably a self-standing type bag formed of three pieces of two face pieces 2a and 2b and a bottom piece 2c, but a bag formed of two face pieces 2a and 2b. It may be. The surface pieces 2a and 2b and the bottom piece 2c constituting the bag body 2 are preferably formed of, for example, a plastic film obtained by laminating a stretched nylon film having a thickness of 15 μm and a linear low density polyethylene film having a thickness of 110 μm. .

  The bag body 2 is formed by folding the bottom piece 2c in two, and folding the two folded bottom pieces 2c so that the folding end is located above and the edge is aligned with the lower edge of the double-sided parts 2a, 2b. Conventional heat sealing means arranged on both sides of the overlapped double-sided portions 2a and 2b, both side ends of one folded portion of the surface portion 2a and the bottom portion 2c, and both side ends of the other folded portion of the surface portion 2b and the bottom portion 2c Is produced by joining so as to form the heat seal portions 7a and 7b.

  The bag body 2 further forms a heat seal portion 8 by heat sealing means with one folded portion of the surface portion 2a and the bottom portion 2c and the other folded portion of the surface portion 2b and the bottom portion 2c so as to form a flat bottom. To be joined.

  As shown in FIGS. 1 and 2, the partition film 4 has the same width as the surface pieces 2 a and 2 b, but the length is shorter than the surface pieces 2 a and 2 b, and the upper end is disposed on the inner surface of the bag body 2. The length extends upward beyond the fastener device 5. Since the partition film 4 is joined to the surface portions 2a and 2b of the bag body 2 at the side portions, the partition film 4 has a sealing property with respect to the surface portions 2a and 2b, and is required to have a thickness and strength so as not to be damaged even if it is caught in the fastener device 5. The

  As shown in FIG. 3, the fastener device 5 is formed of a male fastener piece 10 having a male portion 9 projecting therefrom and a female fastener piece 12 having a female portion 11 projecting therefrom. As shown in FIG. 4, the male part 9 of the male fastener piece 10 has a substantially cross-sectional umbrella shape, and a notch 9 a is formed in one umbrella part. Thus, the fastener device 5 can make the gap between the engagement surfaces of the male portion 9 of the male fastener piece 10 and the female portion 11 of the female fastener piece 12 wider than other portions.

  As shown in FIG. 3, the fastener device 5 is disposed on the inner surface of the bag body 2 so that the cutout portion 9 a of the male portion 9 is located on the opening end side of the bag body 2. Thereby, the fastener apparatus 5 can engage / disengage the bitten partition film 4 with a simple force. According to the experimental results of the degree of engagement of the partition film 4 by the fastener device 5, when the film that can be used as the partition film 4 is a hard film such as a biaxially stretched film, the thickness of the film is 60 μm or more. When the film thickness is 80 μm or more, the meshing failure of the fastener device 5 occurs.

  Further, if the partition film 4 has a thickness of 8 μm or less, the rigidity as a film cannot be ensured, and stable film production is difficult and the cost increases, and the thickness is 8 μm or more. desirable. In consideration of the above requirements, a film that can be used as the partition film 4 is selected from a polyethylene film having a thickness of 30 μm to 60 μm and an unstretched polypropylene film having a thickness of 20 μm to 60 μm. A laminate film having heat sealing properties can also be obtained.

  Further, the partition film 4 is desirably made of a film having a thickness of 0.1 to 5.0 according to the tensile modulus (GPa) according to the measurement method of ASTM D882. A film having a tensile modulus (GPa) of 0.1 is a polyethylene film having a thickness of 30 μm, and a film having a tensile modulus (GPa) of 5.0 is a stretched polyester film having a thickness of 12 μm.

  When the partition film 4 and the fastener device 5 have a thickness of X μm and the minimum distance between the engaging portion of the male portion 9 and the female portion 11 of the fastener device 5 is Y μm, X = (0.13 to 1.33). ) Y is set so as to satisfy the relational expression.

  Furthermore, the surface portions 2a and 2b forming the bag body 2 have a gripping opening 13 at the upper end. As a result, a handle is formed at the upper end of the bag body 2. The handle portion of the bag body 2 can be formed by extending the upper end portions of the surface portions 2a and 2b, or can be formed by attaching another handle to the surface portions 2a and 2b.

  Next, the manufacturing procedure of the handbag 1 according to the present invention will be described with reference to FIG.

  The surface parts 2a and 2b, the bottom piece 2c, the partition film 4 and the fastener device 5 which are components required for the handbag 1 are prepared.

  Next, as shown in FIG. 5 (a), the surface pieces 2a and 2b are overlapped, and the partition film 4 is aligned with the lower edges of the surface pieces 2a and 2b between the overlapped surface pieces 2a and 2b. Further, the bottom piece 2c is folded in half, and the face piece 2b, the partition film 4 and the bottom piece 2c are positioned so that the folding end is located above and the edge is aligned with the bottom edges of the face pieces 2a, 2b and the partition film 4. Place between.

  Next, as shown in FIG. 5 (b), both sides are lightly heat-sealed together with the bottom piece 2c and the partition film 4 positioned between the lower portions of the superposed surface pieces 2a and 2b, and the first stage. The heat seal portions 7a and 7b are formed.

  Next, as shown in FIG.5 (c), the upper part of the overlapped surface piece 2a, 2b is expanded, and the upper end part of the partition film 4 is exposed.

  Next, as shown in FIG. 5 (d), the male fastener piece 10 and the female fastener of the fastener device 5 are formed on the inner surface of the portion below the upper end of the partition film 4 of the spread surface piece 2a, 2b. The piece 12 is arranged so as to extend from one side end to the other side end of the surface piece 2a, 2b, and the male portion 9 of the male fastener piece 10 and the female portion 11 of the female fastener piece 12 are adjusted to engage with each other. To do.

  Next, as shown in FIG. 5 (e), the spread surface piece 2a, 2b is closed, the male fastener piece 10 and the female fastener piece 12 are joined to the face piece 2a, 2b, and then overlapped. The two-stage heat seal portions 7a and 7b are formed by heat-sealing both side portions from the upper end to the lower end together with the bottom piece 2c and the partition film 4 positioned between the face pieces 2a and 2b. The handbag 1 thus formed is shown in FIG. In the handbag 1 according to the present invention, the partition film 4 that divides the interior of the bag body 2 into two chambers 3a and 3b extends above the fastener device 5 provided on the inner surface of the upper end of the bag body 2, so that the upper end of the partition film Is engaged with the fastener device, so that the two chambers 3a and 3b of the bag body 2 are separated from each other.

  According to the present invention, two articles can be transported to a destination in a state of being separated and stored.

It is a top view of the handbag by this invention. It is a perspective view which cuts and shows a part of handbag by this invention. It is a figure which shows the meshing state of the fastener apparatus of a handbag and a partition film by this invention. FIG. 3 is a cross-sectional view of a male fastener piece of a fastener device. It is a figure which shows the manufacturing procedure of the handbag by this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Handbag 2 Bag body 2a, 2b Face piece 2c Bottom piece 4 Bulkhead film 5 Fastener device 9 Male part 9a Notch part 10 Male fastener piece 12 Female fastener piece

Claims (9)

  A bag body having an upper end opening formed of a film, a partition film partitioning the interior of the bag body into two chambers, and a fastener device disposed on the inner surface of the upper end of the bag body so as to extend from one end to the other end. The partition film has an upper end extending upward from the fastener device, and the upper end portion is engaged with the fastener device to form two sealed chambers.   The fastener device is formed of a male fastener piece projecting a male part and a female fastener piece projecting a female part, and a male engagement part between a male part of the male fastener piece and a female part of the female fastener piece. The article storage bag according to claim 1, wherein a gap for sandwiching the partition film is formed therebetween.   The article storage bag according to claim 2, wherein the male part of the male fastener piece has a notch on the side close to the opening end of the bag body.   When the partition wall film and the fastener device have a thickness of X μm and the minimum distance between the male part and the female part of the fastener unit is Y μm, the relational expression X = (0.13 to 1.33) Y The article storage bag according to claim 2 or 3, wherein:   The article storage bag according to claim 4, wherein the partition film has a thickness of 8 to 80 μm.   The article storage bag according to claim 1, wherein the partition film is made of a film having a tensile modulus (GPa) of 0.1 to 5.0.   The article storage bag according to claim 5 or 6, wherein the partition film is formed of a polyethylene film or a polypropylene film.   The article storage bag according to claim 1, wherein a grip opening is provided at an upper end portion of the bag body.   The article storage bag according to claim 1, wherein the bag body has a double-sided portion and a bottom portion.

Images