JP4826183B2 - Carton for wrap film - Google Patents

Description

  The present invention relates to a technique for improving a carton for storing a wrap film used for packaging food in general households.

  A conventional carton for a wrap film, as shown in FIG. 9, has a lid that is undulated continuously on one side edge in an upper opening of a carton body in which a wrap film wound in a roll shape is stored. A lid piece overlapping the front plate of the carton body at the tip of the lid body, and an opening piece is continuously connected to the lid piece via a cutting line, and the front surface and the back surface of the opening piece Is partially peeled off, and the carton can be opened by cutting off the opening piece from the cut line. And the cutting blade pasted on the back of the lid piece by tearing off the opened piece with a tear line while peeling off the partial joint part where the back side of the opened piece is stuck to the front plate surface from the lid piece It is widely known that a necessary amount of wrap film is drawn from a roll of wrap film housed inside, and is used by cutting with this cutting blade.

In the conventional carton 100 for wrap film, the cut line 123 for cutting off the opening piece 16 is easy to cut from one direction, and the bonding at the partial bonding portion is a semicircular shape provided on the opening piece 16. Bonding of the back surface of the cut portion 124 and the non-application portion of the peeling varnish inside the half-cut portion 125 surrounded by a circular half-cut line provided on the surface of the front plate 11, A widely used method is to peel off the unsealed piece 16 by delamination and separation of the partially joined portion by delamination of the paperboard of the half-cut portion 125 surrounded by a circular half-cut line (see, for example, Patent Document 1). .
JP-A-11-227759

  However, the cut line provided in the conventional carton for wrap film has a shape that is cut and opened from one direction and is not easily cut from the opposite direction. Therefore, when the display of the cut direction is unclear, when the user is a visually handicapped person, an elderly person, a child, or the like, the user may open from the opposite side, which causes a problem that opening is difficult.

  The present invention found to solve the above-mentioned problems is that the opening piece is cut from the lid cover piece and the opening piece is peeled off from the front plate from both directions, and the opening of the opening piece can be opened in both directions. It is an object of the present invention to provide a carton for a wrap film with a highly convenient form that can be easily made.

The present invention has been made to solve the above problems, wherein a lid is continuously provided on one side edge of an upper opening of a carton body in which a wrap film wound in a roll shape is stored, and the lid A lid piece that overlaps the front plate of the carton body at the front end of the body, and an opening piece is continuously connected to the lid piece through a tear line, and the front surface of the front plate and the back surface of the opening piece are partially bonded at the portion bonding unit, cut the opening piece at the tear line, Ru carton der wrapping film form capable of opening the carton by peeling from the joint portions.

In the embodiment, a pair of cuts each having a shape opened in both directions to be opened on the opening piece are provided with a plurality of cut portions that are back to back without contacting each other, and the front plate has an oval or elliptical shape. When the opening piece and the front plate are bonded to each other, the cut portion and the half cut portion are overlapped with each other, and the cut crosses the half cut portion and the cut. The front plate is provided with a plurality of cut portions in which both ends are positioned outside the half-cut portion, and a pair of cuts each having a shape opened in both directions to be opened to the opening piece are back to back without contacting each other, A plurality of closed half-cut portions are provided on the opening, and when the opening piece and the front plate are bonded together, the cut portion and the half-cut portion are overlapped, and the cut is the half-cut portion. Across, the tear lines and cut a shape capable both directions by both ends of the cut is located outside of the half piece portion, it is possible to cut the opening piece from the Engai piece from both sides by the cut lines The wrapping film carton is characterized in that the opening piece can be peeled off from the front plate from both directions at the partial joint portion, and the opening piece can be opened from both directions.

In the wrap film carton, the shape of the half-cut portion is a shape in which the length direction of the front plate is longer than the width direction. Specifically, the shape of the half-cut portion is an oval shape. A carton for a wrap film, wherein the carton has a shape of an ellipse, and the incision is a semicircular shape, an arc shape, an arc shape, or a bowl shape .

  In any form, a peeling varnish is applied to a portion of the front plate excluding the half-cut portion.

  The carton for wrap film of the present invention is highly convenient in that the opening piece can be cut from the lid cover piece, and the opening piece can be peeled from both directions instead of one direction, and the opening piece can be easily opened from both directions. By adopting the form, the opening piece can be easily opened from either direction regardless of whether it is right-handed or left-handed. In addition, when the opening direction display is unclear, or when the user is a visually handicapped person, an elderly person, a child or the like, the opening can be easily performed.

  This will be described in detail with reference to the drawings. FIG. 1 is a perspective view showing an embodiment of a wrap film carton according to the present invention, FIG. 2 is a developed view of a blank of an embodiment of a wrap film carton according to the present invention, and FIG. FIG. 4 is a partial plan view showing the wrap film carton and the lid cover piece and the opening piece of the wrap film carton according to the present invention, and FIG. 4 shows the positional relationship between the cut portion and the half cut portion of the wrap film carton according to the present invention. FIG. 5 is a diagram showing an example of the shape of a half-cut portion of the wrap film carton according to the present invention, and FIG. 6 is a diagram showing an example of the shape of the cut portion of the wrap film carton according to the present invention. FIG. 7 is a developed view of the blank of the wrap film carton according to the second embodiment of the present invention, and FIG. 8 is an opening of the wrap film carton according to the present invention. It is a perspective view showing a state, and FIG. 9 is a perspective view showing an example of a conventional wrap film carton.

  FIG. 1 is a perspective view showing a first embodiment of a wrap film carton according to the present invention. A wrap film carton 1 is a roll wrapped in the same manner as a conventional wrap film carton 100. A lid 3 is connected to one side edge of the upper opening of the carton main body 2 in which the film is accommodated so as to be raised and lowered, and a lid cover piece 15 that overlaps the front plate 11 of the carton main body 2 at the front end of the lid 3. The opening piece 16 is continuously connected to the lid piece 15 via the cut line 23 so that the front joint 11 and the back face of the opening piece 16 are partially bonded to each other. The carton can be opened by peeling off and cutting the opening piece 16 from the cut line 23. Then, the tear strip 16 is cut off by the tear line 23 while peeling off the partial joining portion where the back surface of the tear strip 16 is pasted on the surface of the front plate 11 from the lid cover piece 15, so that it is pasted on the back surface of the lid cover piece 15. The combined cutting blade 26 can be exposed, and a necessary amount of the wrap film is pulled out from the roll of wrap film accommodated therein, and is cut and used by the cutting blade 26. The wrap film carton 1 of the present invention is different from the conventional wrap film carton 100 in the method of cutting the unsealed piece 16. In the conventional wrap film carton 100, as shown in FIG. The wrap film carton 1 according to the present invention is a form in which the unsealed piece 16 can be cut out from both directions, while the form can be cut out only from one direction of the line 123.

  FIG. 2 is a development view of the blank of the wrap film carton 1 according to the present invention. In the blank 10, the front plate 11, the bottom plate 12, the rear plate 13, and the lid plate 14 are continuously provided via the broken lines a, b, and c. A folding piece 17 is connected to the side edge side of the front plate 11 via a broken line e, and a lid cover piece 15 is connected to the side edge side of the lid plate 14 via a broken line d. An opening piece 16 is connected to the lid cover piece 15 through a cut line 23 so as to be detachable. A cutting blade 26 (not shown on the back surface side) is attached to the back surface of the lid piece 15 along the cut line 23, and after cutting the opening piece 16, the blade portion of the cutting blade is exposed to the inside. A necessary amount of the wrap film is pulled out from the roll of the wrap film stored, and the wrap film can be cut with the cutting blade 26.

  Moreover, the first side pieces 18 and 18 'and the side plates 19 and 19 are respectively connected to both end positions of the front plate 11, the bottom plate 12, the rear plate 13, the cover plate 14 and the lid cover piece 15 via the broken lines f and f'. ', The second side plates 20 and 20', the side lid plates 21 and 21 ', and the side lid pieces 22 and 22' are continuously provided. Further, the side plates 19, 19 'can be provided with pop-out preventing pieces 19a, 19'a. Here, the lengths of the side plates 19 and 19 'are substantially the same as the widths of the front plate 11 and the rear plate 13, and the lengths of the first side pieces 18 and 18' and the second side pieces 20 and 20 'are the side plates. 19 and 19 '. Further, the length of the side cover plates 21 and 21 ′ is approximately half of the length of the side plates 19 and 19 ′, and the length of the side cover pieces 22 and 22 ′ is shorter than the width of the cover plate 14. ing.

  In the wrap film carton 1 of the present invention, it is important that the cut line 23 can be cut from both directions, and the shape of the cut line 23 is a shape that can be cut from both directions. The cut line of the conventional carton for wrap film shown in FIG. 3A has a shape cut from one direction, whereas the cut line 23 of the carton for wrap film of the present invention shown in FIG. 3-b cuts from both directions. The shape is possible. In this example, diagonal lines are provided outward from both ends of the straight line portion. However, in addition to this example, for example, as shown in FIG. The shape may be provided.

  Further, the opening piece 16 is formed with a total of six cut portions 24 at equal intervals along the longitudinal direction. The shape of the cut portion 24 is a shape in which a pair of semicircular cuts 24a, 24a are opened in opposite directions and are back to back. In the shape of the cut portion of the conventional carton for wrap film, as shown in FIG. 3A, it is a semi-circular shape that opens toward the opening direction, and is easy to open against opening from one direction of the arrow. On the other hand, it is difficult to open from the opposite direction. In contrast to the shape of the conventional wrap film carton cut portion, the lap film carton cut portion 24 of the present invention comprises a pair of semicircular cuts 24a and 24a, as shown in FIGS. Since they are opened in opposite directions and are back-to-back, even if they are opened from both directions, the semi-cut portion 25 can be easily peeled off from the surface by the reaction of the semicircular cut 24a, and easy to open from both directions. I have to.

  On the other hand, on the surface of the front plate 11, as shown in FIG. 2, an oval semi-cut portion 25 is provided at a position where it overlaps with the pair of semi-circular cut portions 24 of the opening piece 16 when formed in a carton. Yes. This half-cut portion 25 can be formed by cutting approximately half of the paperboard, which is the material of the wrap film carton 1, from the surface, as referred to as “half-cut”.

  The opening piece 16 and the front plate 11 are bonded to each other by the partial joint portion where the inner portion of the half-cut portion 25 provided on the opening piece 16 and the front plate 11 are bonded together. Then, as shown in FIG. 4, the positional relationship between the half-cut portion 25 and the cut portion 24 when the front plate 11 and the opening piece 16 are overlapped is a semicircular shape of the cut portion 24 at the center portion of the half-cut portion 25. The notches 24a, 24a open in opposite directions and are back to back. Setting the both semicircular cuts 24a and 24a symmetrically from the center of the half-cut portion 25 eliminates the difference in ease of opening from both directions.

  Further, both ends of each of the semicircular cuts 24a and 24a are shaped to be located outside the half-cut portion 25 as shown in FIG. That is, the two semicircles of the semicircular cuts 24a and 24a are full circles, and an ellipse R (shaded portion) including the two full circles is made larger than the ellipse r (shaded portion) of the half cut portion 25. Thus, each end portion of the cut portion 24 has a shape protruding from the ellipse r. In this way, both ends of the semicircular cuts 24a and 24a are outside the half-cut portion 25 or on the outer peripheral line of the half-cut portion 25. Will come.

  Further, the shape of the half-cut portion 25 provided on the front plate 11 is not limited to the above-mentioned oval shape, and for example, an ellipse shown in FIG. 5-a, a rhombus shown in FIG. 5-b, and FIG. The hexagon shown in c can be used.

  Further, the shape of the cut 24a of the cut portion 24 provided in the opening piece 16 is not limited to the semicircular shape described above. For example, the arc shape shown in FIG. 6A, the arc shape shown in FIG. 6B, It can be a saddle shape shown in FIG.

  In addition, although it is set as the back-to-back shape which does not contact in the cut | notch part 24, it is necessary for the back-to-back cuts to have a space | interval of 1.5 mm or more. When the interval is less than 1.5 mm, the opening of the opening piece 16 is hindered.

  In addition, the front plate 11 is provided with a peeling varnish by printing. The position where the peeling varnish is provided is at least a portion where an adhesive is applied in the box making and excluding an inner portion of the half-cut portion 25. The part is.

  The number of cut portions 24 provided on the opening piece 16 and the number of half-cut portions 25 provided on the front plate 11 are not particularly limited, but before use, the opening piece 16 is fixed to the front plate 11 and does not peel off. In use, the surface layer of the front plate 11 is peeled off at the partial joining portion, and is set appropriately so that opening is facilitated.

  FIG. 5 is a developed view of the blank of the second embodiment of the wrap film carton according to the present invention. In this blank 10A, the opening piece 16 is provided with a cut portion 24A, but the front plate 11 has a half. The cut portion 25 is not provided. The shape of the cut portion 24A is an oval shape, and as shown in the enlarged view of the cut portion 24A in FIG. 5-b, several tabs t are provided so as not to be cut out before opening.

  On the other hand, the surface of the front plate 11 is provided with a peeling varnish by printing. The position where the peeling varnish is provided is at least a portion where an adhesive is applied in box making, and a portion where the cut portion 24A overlaps. The part is excluded. The inner portion of the cut portion 24A and the front plate 11 are bonded together to form a partial joint, and the opening piece 16 and the front plate 11 are bonded together.

  The shape of the cutting blade 26 may be U-shaped or V-shaped in addition to the linear shape. In the case of the V-shape, the cutting line 23 is V-shaped, and the position of the half-cut portion 25 is The positions of the curved portions are arranged at equal intervals on a straight line, but the shapes are different.

  Next, a method for assembling the wrap film carton of the present invention will be described. First, the blank 10 is bent along each broken line a, b, c, d, e, f, and the back surface of the folded piece 17 is adhered to the back surface of the front plate 11, followed by the second side pieces 20, 20 ′. The first side piece 18, 18 ′ is sandwiched between the front surface and the back surface of the side plate 19, 19 ′, and the contact surfaces are adhered to each other to form a carton storage part. Moreover, a cover part is formed by sticking the surface of the side cover pieces 22 and 22 ', and the back surface of the side cover plates 21 and 21'.

  In the wrap film carton assembled in this way, a roll-shaped wrap film or the like is stored in the recess of the storage portion. Then, the surface of the front plate 11 and the back surface of the opening piece 16 of the lid piece 15 are adhered by an adhesive applied in a band shape so as to overlap the half-cut portion 25 of the front plate 11, thereby sealing the carton. . In that case, the inner portion of the half-cut portion 25 which is a portion where the peeling varnish is not applied and the inner side of the cut portion 24 of the opening piece 16 are bonded.

  When the carton for wrap film of the present invention is used, as shown in FIG. 6, when the opening piece 16 is separated from the location of the cut line 23 by pinching the knobs 27 on both ends of the opening piece 16, the adhesive portion When the paper on the inner surface of the half-cut portion 25 is delaminated, the wrap film carton 1 is opened. At this time, in the carton 1 for wrap film of the present invention, the cut line 23 can be cut from both sides, and the opening piece 16 can be peeled off in both directions from the shape of the cut portion 24. That is, it is possible to open the opening piece 16 from both directions. After opening the opening piece 16, the cutting blade 26 is exposed. At the same time, since the roll-shaped wrap film stored in the carton is also exposed, the wrap film can be fed out by a necessary amount and cut by the cutting blade 26.

  The carton for a wrap film of the present invention can be used in a carton for storing a wrap film such as polyethylene, polyvinylidene chloride, polyvinyl chloride, polybutadiene, and polymethylpentene. Furthermore, it can utilize for aluminum foil, a release paper, etc. besides a wrap film.

It is a perspective view which shows one Example of the carton for wrap films by this invention. It is an expanded view of the blank of one Example of the carton for wrap films by this invention. It is a partial top view which shows the lid piece and opening piece of the conventional carton for wrap films and the carton for wrap films by this invention. It is a figure which shows the positional relationship of the cut | notch part and half cut part of the carton for wrap films by this invention. It is a figure which shows the example of the shape of the half-cut part of the carton for wrap films by this invention. It is a figure which shows the example of the shape of the cut | notch part of the carton for wrap films by this invention. It is an expanded view of the blank of 2nd embodiment of the carton for wrap films by this invention. It is a perspective view which shows the state which opens the carton for wrap films by this invention. It is a perspective view which shows the example of the conventional carton for wrap films.

Explanation of symbols

1 Carton for wrap film (present invention)
2 Carton body 3 Lid 10 Blank (first embodiment)
10A blank (second embodiment)
11 front plate 12 bottom plate 13 rear plate 14 lid plate 15 lid piece 16 opening piece 17 folding piece 18 first side piece 19 side plate 20 second side plate 21 side lid plate 22 side lid piece 23 cut line 24 cut portion 24a cut 25 half cut Part 26 cutting blade 27 knob part af f line t

Claims (4)

A lid is connected to one side edge of the upper opening of the carton main body in which a wrap film wound in a roll shape is accommodated, and the lid covers the front plate of the carton main body at the end of the lid A piece and an open piece are continuously connected to the lid piece through a cut line, and the front surface of the front plate and the back surface of the piece are partially bonded together at a partial bonding portion, A carton for a wrap film in a form in which a carton can be opened by cutting a piece with the cut line and peeling it off from the partial joint,
A pair of cuts each having a shape opened in both directions to be opened on the opening piece are provided with a plurality of cut portions that are back-to-back without contacting each other, and the front plate is a half-cut portion having an oval or elliptical shape When the opening piece and the front plate are bonded together, the cut portion and the half cut portion are overlapped, the cut crosses the half cut portion, and both ends of the cut are the half cut portions. Located outside the cut,
The cut line can be cut from both directions, the opening piece can be cut from the lid piece from both directions by the cut line, and the opening piece can be peeled off from the front plate from both directions by the partial joint portion. A carton for a wrap film, characterized in that the opening piece can be opened from both directions. Wherein the shape of the half piece portion, wrap film carton according to claim 1, wherein the length direction of said front plate is elongated than the width direction. The carton for a wrap film according to claim 1 , wherein the cut is any one of a semicircle, an arc, an arc, and a bowl. The wrapping film carton according to any one of claims 1 to 3 , wherein a peeling varnish is applied to a portion of the front plate excluding the half-cut portion.

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