JP2009102027A - Packaging box with pull tab - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a packaging box with a pull tab which can be easily opened even by a weak force by a simple operation. <P>SOLUTION: A box body forming piece 12 is integrally punched out from one sheet of blank sheet, and has side surfaces 14, 16, 18, and 20 continuously connected in parallel with each other and a paste piece 22 for pasting the side surfaces 14 and 20. The box is equipped with a lid piece 52 for closing an opening part of a cylindrical body assembled with the side surfaces 14, 16, 18 and 20, and an inserting piece 56 provided at the end of the lid piece 52 and overlapped and locked on the inside of the side surface 20. At the end part of the side surface 20 on which the inserting piece 56 is overlapped, a pull tab part 32 is provided. A part of the pull tab part 32 is a tab part 34 projecting outward from the end part of the side surface 20, and the rest part of the pull tab 32 is a base end part 36 positioned on the inside of the side surface 20. The base end part 36 is demarcated from the side surface 20 by a broken line 37, and includes a paste portion 38 to be stuck to the inserting piece 56. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a packaging box with a pull tab in which a pull tab for opening is provided integrally with a box forming piece.

  Conventionally, the packaging box which accommodates goods and displays them at the store has been devised to open them. The packaging box disclosed in Patent Document 1 is provided with a front wall, a pair of side walls, and four side surfaces of a rear wall assembled, and a lid plate and an insertion piece are sequentially formed on the upper edge of the front wall. A knob is provided in a projecting manner at the tip edge of the insertion piece. A bent piece is provided on the upper edge of the pair of side walls, and a suspended piece is provided on the upper edge of the rear wall.

The packaging box is assembled by folding the hanging piece forward halfway, folding the folded piece inward, closing the lid, and inserting the inserted piece between the suspended piece and the folded piece and sealing. To do. The knob is bent upward and protruded from the lid plate. As a result, the knob piece protrudes upward from the lid plate and can be opened simply by pulling up the knob piece.
JP 2001-278249 A

  In the case of the above prior art, the knob is provided on the hanging piece in the state before opening, and when opening, the knob must be raised from the hanging piece and held upward, and the operation is fine. It was troublesome.

  The present invention has been made in view of the above-described problems of the background art, and an object thereof is to provide a pull-tab-attached packaging box that can be easily opened with a weak force by a simple operation.

  The present invention comprises a box-forming piece integrally punched from one blank sheet. The box-forming piece includes a side surface connected in parallel to each other, and a glued piece for gluing the side surfaces. A lid piece that closes the opening of the cylindrical body assembled on the side surface, a plug piece that is provided at the tip of the lid piece and is overlapped and locked inside the side surface, and the plug piece It is the packaging box with a pull tab provided with the pull tab part formed in the edge part of the said side surface on which is stacked. A portion of the pull tab portion is a knob portion protruding outward from the end portion of the side surface, a remaining portion of the pull tab portion is a base end portion located inside the side surface, and the base end portion is A boundary line with the side surface is divided by a break line, and a glued portion to be glued to the insertion piece is provided.

  Further, a U-shaped cutting line that is closed on the side of the knob portion of the pull tab portion and opened to the center side of the side surface is provided at a boundary line between the glued portion and the base end portion of the pull tab portion. A crease line parallel to the end of the side surface is provided at the tip of the cutting line. A crease line may also be provided on a boundary line between the knob portion and the base end portion of the pull tab portion. Furthermore, a through hole may be formed in the knob portion of the pull tab portion.

  In the packaging box with a pull tab of the present invention, the lid piece is opened by a simple operation of pulling the pull tab portion, and even an elderly person or an infant can be easily opened with a weak force. There is no waste such as debris when opened, and disposal is easy.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 shows an embodiment of the present invention, and a packaging box 10 with a pull tab of this embodiment is opened on a side surface 20 on which a plug piece 52 of a lid piece 52 is overlapped among side surfaces forming a box body. A pull tab portion 32 is provided. A portion of the pull tab portion 32 is a knob portion 34 that protrudes outward from the end portion 20a of the side surface 20, and the remaining portion of the pull tab portion 32 is a base end portion 36 that is located inside the side surface 20, Reference numeral 36 denotes a boundary line between the side surface 20 and a break line 37. The knob portion 34 of the pull tab portion 32 protrudes upward from the lid piece 52, and the proximal end portion 36 of the pull tab portion 32 is glued to the insertion piece 56. The packaging box 10 with a pull tab of this embodiment is provided by assembling a box forming piece 12 formed by punching a thin paper blank sheet that can be broken by hand.

  FIG. 2 is a developed view of the box-forming piece 12 as viewed from the surface. The box-forming piece 12 has side surfaces 14, 16, 18, and 20 connected in parallel to each other. The side surfaces 14, 16, 18, and 20 have substantially the same shape, and are connected to each other in a long and narrow rectangular shape with a long width direction and a short length in the connecting direction. Further, a glued piece 22 that is glued to the back surface of the side face 14 in the assembled state of the packaging box 10 with a pull tab is provided on the side edge of the side face 20. The side surfaces 14, 16, 18, 20 and the glued piece 22 are separated by crease lines 24, 26, 28, 30, respectively.

  A pull tab portion 32 is provided at one end portion 20a of the side surface 20 in a direction perpendicular to the connecting direction of the side surfaces. A portion of the pull tab portion 32 is a knob portion 34 that protrudes outward from the end portion 20a of the side surface 20, and the knob portion 34 is formed in a circular shape with the tip gradually becoming thicker.

  The portion other than the knob portion 34 of the pull tab portion 32 is a base end portion 36 located inside the side surface 20. The shape of the base end portion 36 is a rectangle with one end portion 20a of the side surface 20 as one side, and a pair of corner portions positioned inside the side surface 20 are rounded. The base end portion 36 is separated from the side surface 20 by a break line 37. The breaking line 37 is provided with cutting lines that penetrate through the side surface 20 and alternating cut portions that are left uncut.

  A glued portion 38 is provided inside the base end portion 36. The glued portion 38 has a rectangular shape with one side located on the extension of the end portion 20a, and a U-shaped cutting line 40 extending substantially perpendicular to one side located on the extension of the end portion 20a and both ends of this side. The base end 36 is separated. The ends of both end portions of the cutting line 40 that are parallel to each other are bent and folded toward each other. The base end portion 36 is provided with a folding line 42 that passes near both ends of the cutting line 40. The folding line 42 is substantially parallel to the end portion 20 a and crosses the base end portion 36. Further, a folding line 43 is also provided at a boundary line between the base end portion 36 and the knob portion 34, that is, at a position corresponding to the end portion 20 a of the side surface 20.

  A trapezoidal flap 44 is provided on an end portion of the side surface 18 adjacent to the end portion 20 a of the side surface 20, separated by a crease line 46. A trapezoidal flap 48 is provided at the end of the side surface 18 opposite to the crease line 46 and separated by the crease line 50.

  A lid piece 52 is provided on an end of the side surface 16 adjacent to the crease line 46 on the side surface 18, separated by a crease line 54. An insertion piece 56 is further provided on the end of the lid piece 52 opposite to the crease line 54 and separated by a crease line 58. At the end of the side surface 16 opposite to the crease line 54, a lid piece 60 is provided by being separated by a crease line 62. An insertion piece 64 is further provided at the end of the lid piece 60 opposite to the crease line 62 and separated by a crease line 66.

  A trapezoidal flap 68 is provided at the end of the side surface 14 adjacent to the crease line 54 on the side surface 16, separated by a crease line 70. A trapezoidal flap 72 is provided at the end of the side surface 16 opposite to the crease line 70 and separated by the crease line 74.

  Next, an example of the assembly method of the packaging box 10 with a pull tab of this embodiment is demonstrated. Here, FIG. 2 is a view of the surface of the box-forming piece 12 of the pull-tab-equipped packaging box 10. The folding method in which the surface of the box-forming piece 12 is convex is forwardly folded, and the back surface is convex. This folding method is called reverse folding.

  First, the crease line 28 is normally folded and the glue 76 is applied to the surface of the glued piece 22. Next, the crease line 24 is forwardly folded, and the back surface of the side surface 14 is glued to the surface of the glued piece 22 with glue 76. Next, in a factory or the like where products are stored and packaged, the crease lines 24, 26, 28, and 30 are each normally folded at 90 degrees to form a rectangular box. Next, the flaps 48 and 72 are normally folded at 90 degrees with the crease lines 50 and 74, and then the lid piece 60 is normally folded at 90 degrees with the crease line 62, and the insertion piece 64 is normally folded with the crease line 66, The insertion piece 64 is inserted and locked on the back side of the side surface 20 to form one end. Further, the flaps 44 and 68 are normally folded at 90 degrees by the crease lines 46 and 70, the lid piece 52 is normally folded by 90 degrees by the crease line 54, and the insertion piece 56 is normally folded by the crease line 58 and inserted. The piece 56 is inserted into the back side of the side surface 20. At this time, the glue 78 is applied to the back surface of the glued portion 38 adjacent to the pull tab portion 32 of the side surface 20, and the surface of the insertion piece 56 is glued to the back surface of the glued portion 38 of the pull tab portion 32 by the glue 78. Thereby, the other end is formed. The order of assembling the box forming pieces 12 may be other than this, and can be changed as appropriate.

  Next, the opening method of the packaging box 10 with a pull tab of this embodiment is demonstrated. Fig. 1 (a) shows a state in which the packaging box 10 with a pull tab is not opened. At this time, the knob portion 34 of the pull tab portion 32 projects outward from the end portion 20 a and the lid piece 52 on the extension of the side surface 20. When opening the packaging box 10 with a pull tab, the pick tab 34 is held and the pull tab portion 32 is once pulled to the side of the side surface 20 and further pulled upward. Then, the area of the break line 37 that is the boundary between the base end portion 36 of the pull tab portion 32 and the side surface 20 is cut, and the pull tab portion 32 is separated from the side surface 20. When the pull tab portion 32 is further moved upward, the insertion piece 56 glued to the glue portion 38 of the pull tab portion 32 moves upward together with the pull tab portion 32 as shown in FIG. It opens from the opening part of the cylindrical body which left | separated from the side surface 20, and was assembled by the side surfaces 14, 16, 18, and 20, and is opened.

  According to the packaging box 10 with a pull tab of this embodiment, it can be easily opened by a simple operation with a simple structure. The opening operation is simple by simply pulling up the pull tab portion 32 that protrudes to the outside of the side surface 20, and even an elderly person or a disabled person can easily pull the pull tab portion 32 to break the breaking line 37 and smoothly Can be opened. Since the pull tab portion 32 protrudes to the outside of the side surface 20, the opening method is easy to understand. Further, the pull tab 32 has a large and simple shape, is easy to hold and can easily apply force, and can be opened even by a user with weak force. There is no debris or other debris when opened, and disposal is easy. A cutting line 40 and a crease line 70 are provided at the proximal end portion 36 of the pull tab portion 32. Even if the angle of the insertion piece 56 changes when opening as shown in FIG. The tab 34 of the pull tab portion 32 is reversely folded and can be opened while being held at a certain angle.

  In addition, the packaging box 10 with a pull tab of this embodiment may be provided with a circular hole 80 at the center of the knob 34 of the pull tab 32 as shown in FIG. By providing the hole 80, a finger or a stick can be put in the hole 80 of the pull tab 32 to open it, and even a person with weak power or a handicapped person can open it. The shape of the hole 80 is freely deformable, and may be a kamaboko shape as shown in FIG. 4 or may be a size that reaches the end 20 a of the side surface 20.

  In addition, the packaging box 10 with a pull tab of this invention is not limited to said embodiment, The shape of a box can be changed suitably according to the product to accommodate, The position of a pull tab part, and the position of a knob | pick part The shape and the like can be changed as appropriate.

It is the perspective view (a) which shows the state before opening of the packaging box with a pull tab of one Embodiment of this invention, and the perspective view (b) which shows the state after opening. It is an expanded view of the packaging box with a pull tab of this embodiment. It is an expanded view which shows the modification of the packaging box with a pull tab of this embodiment. It is an expanded view which shows the modification of the packaging box with a pull tab of this embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Packaging box with a pull tab 12 Box body formation piece 14, 16, 18, 20 Side surface 22 Glue piece 32 Pull tab part 34 Knob part 36 Base end part 37 Break line 38 Glue part 40 Cutting line 52, 60 Lid piece 56, 64 Plug

Claims (3)

  It consists of a box-forming piece integrally punched from one blank sheet, and this box-forming piece has a side surface connected in parallel to each other, a glued piece for gluing the side surfaces, and the side surface. A lid piece that closes the opening of the assembled cylindrical body, an insertion piece that is provided at the tip of the lid piece and that is overlapped and locked inside the side surface, and the insertion piece that is stacked A pull tab portion formed at an end portion of the side surface is provided, a part of the pull tab portion is a knob projecting outward from the end portion of the side surface, and a remaining portion of the pull tab portion is positioned inside the side surface. A packaging box with a pull tab, wherein a boundary line between the base end part and the side surface is divided by a breaking line, and a glued part to be glued to the insertion piece is provided. .   A border line between the glued portion and the base end portion of the pull tab portion is provided with a U-shaped cutting line that is closed on the knob side of the pull tab portion and opened to the center side of the side surface, The packaging box with a pull tab according to claim 1, wherein a crease line parallel to the end portion is provided at a tip of the cutting line. The packaging box with a pull tab according to claim 1, wherein a through hole is formed in the knob portion of the pull tab portion.

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