JP3136302U - Assembled simple bag - Google Patents

Abstract

To provide a use and function as a simple bag by assembling a single material such as paper or resin without using any adhesive such as glue or tape, or any special equipment.
A bag-like structure constituted by a front surface, a side surface, a bottom surface, and a folding margin is passed through a slit that overlaps the folding margin between the front surface and a paste or tape. It is characterized by providing a form and a function as a simple bag without requiring an adhesive such as.
[Selection] Figure 1

Description

  The present invention relates to an assembling-type simple bag made of a sheet of paper or resin.

  Conventionally, in a simple bag mainly made of paper or resin, in order to form a bag-like form having a bottom surface, a pair of front surfaces, and a pair of side surfaces, so-called pasting with an adhesive such as glue or tape is performed. There were many things to use.

  As a structure for folding, it was necessary to put a crease in the F portion on the front of either one.

  Further, the handle portion is generally attached with a twisted string or a soft resin.

  Furthermore, in attaching the handle portion, there are many cases that require reinforcement such as sandwiching or bonding the mouth ball as a core material.

  Under such circumstances, a paper bag with a hand strap shown in Utility Model Document 1 can be given as a known technique related to the present invention.

    Registered Utility Model Document No. 3128559

  In the prior art as described above, an adhesive such as glue or tape or a subordinate material to be used as a handle is required in addition to the main material, paper or resin, in order to form a form that should fulfill the intended application. It was.

  In production, it is produced through a series of processing steps from base paper using a bag making machine, such as punching, creasing, folding, and pasting, so it is generally provided to users as a finished product. Met.

  The same applies to the idea of the registered utility model document No. 3128559.

  The present invention has been made in view of the above points, and its purpose is simple with only a single material such as a piece of paper or resin, without using any adhesive such as glue or tape. It is an object to provide a use / function as a bag.

  In addition, the manufacturing process can be broadly divided into a punching and creasing process and an assembling process, and since no special equipment is required in the assembling process, the user can assemble as many as necessary when necessary. It is to enable delivery.

  The structure of claim 1 is made of a single sheet of paper, resin, or the like, and does not use any adhesive such as glue or tape, but by simple folding and insertion, with a bottom surface, a pair of front surfaces, and a pair of side surfaces. A pouch-like structure is formed.

  According to the structure of Claim 1, the device for hold | maintaining a bag-like form is made | formed by the overlap and insertion of the folding margin of the bent side surface.

  The configuration of the second aspect is characterized in that the specification is such that it is folded thinly by the folding lines provided on the bottom surface and the pair of side surfaces.

  According to the configuration of the second aspect, it is not bulky at the time of storage and storage, and further at the time of transportation and delivery, and it provides usability that anyone can assemble as much as necessary when necessary.

  According to a third aspect of the present invention, a folding line is not generated on the front surface by providing a folding line on the bottom surface.

  According to the configuration of claim 3, since the bottom surface is bent by the folding line, no folding line is required on the front surface, and the appearance is beautiful when completed and used.

  According to a fourth aspect of the present invention, the handle portion is formed on a pair of front surfaces.

  According to the configuration of the fourth aspect of the present invention, it is possible to provide a convenience that a finished product can be assembled with a single material without newly requiring another part.

  The structure of claim 5 is characterized in that the strength of the handle portion can be increased as the structure without requiring new processing or additional materials.

  According to the configuration of claim 5, the handle portion has a configuration in which the folding portion is composed of a total of three front surfaces and three front surfaces, which are connected from the opposite side surfaces, and a triple structure. Don't offer merit.

  As described above, according to the present invention, while using a very simple material such as a single sheet of paper or resin, a bag-like form is obtained by overlapping and inserting the folded side folds. It is possible to hold. For this reason, the pasting by the adhesives, such as glue and a tape conventionally required, is not required at all. In addition, since no special equipment is required for the assembly, the product can be delivered as a semi-finished product so that the user can assemble as much as necessary.

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

  1 to 8 relate to a first embodiment of the present invention, FIG. 1 is an external perspective view, FIG. 2 is a developed view / inner surface before assembly, and FIG. 3 is a view from an expanded state to an assembled state in FIG. FIG. 4 is a diagram showing the process from the state of FIG. 3 to the assembled state, FIG. 5 is a completed assembly diagram from the state of FIG. 4, and FIG. 6 is a folding line connecting the front handle part from the side. FIG. 7 is a diagram showing a method of passing through the slit portion of FIG. 7, FIG. 7 is a diagram showing a cross-section (bottom diagram) around the handle portion (upper diagram) at the time of assembly completion, and FIG. It is a figure which shows the process folded up more thinly.

  Since FIG. 1 is an external perspective view, the outer surface in the development view of FIG. 2 is mainly used, and FIGS. 2 to 5 are mainly the inner surface of the development view. For this reason, since the mountain crease / valley crease in FIG. 1 and the mountain crease / valley crease in FIGS. 2 to 5 are in a front-back relationship, it is supplemented in advance that the ruled lines indicating the crease are reversed. . In the figure, the leader ruled portion represents a valley fold line, and the dotted ruled portion represents a mountain fold line.

  The shapes and specifications shown in FIGS. 1 to 8 are merely examples for facilitating understanding in describing the present invention, and are not limited thereto.

  The size of each component shown in each figure is not limited, and the aspect ratio of the front, side, and bottom can be freely set as long as it basically satisfies the completed form of FIG.

  Further, in particular, the relationship between the width of the front 1 and the side folding margin 2 in each figure is obtained if the folding margin 2 has a width exceeding the slit 10 provided in the front 1, and a structure to be obtained apart from the problem of strength is obtained. be able to. Even if the width of the folding margin 2 exceeds the width of the front face 1, the required structure can be realized if the excess portion is bent in a size inscribed in the side face 3 and the other front face 1.

  Hereinafter, FIGS. 2 to 5 will be described along the assembly process.

  FIG. 2 is an inner surface of the development before assembly.

  FIG. 3 illustrates a state in which the side surface 3 and the side folding margin 2 are first folded at the valley crease 9 and then the side surface 3 and the bottom surface 11 are started to be folded at the valley crease 7.

  FIG. 4 illustrates a state in which the front surface 1 is further bent from the bottom surface 11 by a valley crease 8 after further bending from the state of FIG. 3. In this figure, the way in which the folding margins 2 overlap may not be the way shown in FIG.

  FIG. 5 shows the assembly completed form in which the valley crease bars 9, 7, 8 are folded up to a right angle from the state of FIG. 4 and the handle portion 13 of the front face 1 is passed through the slit 10 of the folding margin 2 that overlaps with each other. It is what was illustrated from. FIG. 1 is a perspective view of the completed form.

  FIG. 6 is a sectional view in the order of (A), (B), and (C) showing the process of passing the handle portion 13 of the front face 1 through the slit 10 of the folding margin 2 that overlaps in the description of FIG. It is a thing.

  FIG. 7 is a cross-sectional view (bottom view) at each dot-and-dash line position around the handle portion (top view). As shown in the cross-sectional view, the handle part has a triple-structured handle by overlapping the two folding margins 2 and the handle part 13 of the front face 1 and increasing the strength of the load part without requiring a new reinforcing material. Can be planned.

  By passing the handle portion 13 of the front face 1 through the double overlapping slit 10 of the folding edge 2 at the extension of the side face 3 facing each other in this way, each part of the front face 1, the side face 3, the bottom face 11, and the folding edge 2 is removed. The formed shape is held as a form having a bag-like structure as a simple bag without requiring an adhesive such as glue or tape.

  FIG. 8 shows a state in which the bottom surface 11 and the side surface 3 constituting the gusset are thinly folded by forming a valley fold and a mountain fold at the bottom and side fold lines in the order of (A), (B), and (C). It is shown by.

  Furthermore, it can be seen from FIG. 8 that when the bottom surface 11 is folded at the central folding line, no folding line is generated on both front faces 1 and the appearance of the finished and used is kept beautiful.

  The assembly-type simple bag of the present application thus completed can give a sense of quality and durability by selecting paper quality and can withstand repeated use. In addition, the surface can be subjected to processing such as lamination, press coating, and varnish to further improve the abrasion resistance and water resistance.

  In addition, since it is composed of a single material, there is no need for separation even at the time of disposal.

  [BRIEF DESCRIPTION OF THE DRAWINGS] It is an external appearance perspective view of the assembly-type simple bag which shows Embodiment of Claims 1-5 of this invention.   It is an expanded view and inner surface which show the state before an assembly.   It is a figure which shows the process from the expansion | deployment state of FIG. 2 to the assembly state.   It is a figure which shows the process from the state of FIG. 3 to the assembly state.   FIG. 5 is an assembly completion view from the state of FIG. 4.   It is a figure which shows the method of letting the handle part of a front pass through the slit part of the folding line connected from a side surface.   It is a figure which shows the cross section (lower figure) in the dashed-dotted line position in the handle part periphery (upper figure) at the time of assembly completion.   It is a figure which shows the process folded up thinly by the folding line | wire provided in the bottom face and the side surface.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Front 2 Side fold 3 Side 4 The folding line which bisects a side 5 The folding line shared in order to fold a bottom face and a side simultaneously 6 The folding line which folds a bottom face and a side simultaneously 7 The fold for comprising a side face and a bottom face Streaks 8 Folding lines for constructing bottom and front 9 Folding lines for constructing side and side folds 10 Slit part 11 Bottom surface 12 Folding line that bisects bottom surface 13 Handle part

Claims (5)

  An assembly that uses a sheet of paper, resin, etc. as a material, and does not use any adhesive such as glue or tape, and forms a bag-like structure with a bottom surface, a pair of front surfaces, and a pair of side surfaces by simple folding and insertion. Simple bag.   The assembly-type simple bag according to claim 1, wherein the bag is folded thinly by folding lines provided on a bottom surface and a pair of side surfaces.   The assembly-type simple bag according to claim 2, wherein a folding line is not generated on the front surface by providing a folding line on the bottom surface of the bag.   4. The assembly-type simple bag according to claim 3, wherein a handle portion is formed on a pair of front faces in the bag.   The assembly-type simple bag according to claim 4, wherein the structure of the bag can increase the strength of the handle without requiring new processing or additional materials.

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