JPH07237687A - package - Google Patents

Abstract

(57) [Abstract] [Purpose] Disclosure of a package such as a floppy disk that does not require an adhesive or a label seal [Structure] A rectangular flat surface portion 2 on which a flat object such as a floppy disk can be placed, and the flat surface portion 2 The upper bending piece portion 6 that is bent in parallel, the lower bending piece portion 5 that is bent in parallel with the flat surface portion 2, and the left and right bending piece portions 3 and 4 that are bent along the flat surface portion 2 are provided. An opening 9 is formed in the lower bending piece 5, and an engaging portion 14 that is inserted into the opening 9 and hooked on the edge is formed in the upper bending piece 6. Package to do.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is a package characterized by a sealing structure after filling the contents, which does not require an adhesive agent or a bonding tool for sealing, and has an unsealed state which is obvious. The present invention relates to a package that can maintain an opened state.

[0002]

2. Description of the Related Art Conventionally, this package has been used as an actual flat plate
-131986 "combined box for floppy disk"
The "folded box" of Japanese Utility Model Publication No. 50-33370 is disclosed.

In the "combined box for floppy disk" of Japanese Utility Model Laid-Open No. 2-131986, side walls having a height equivalent to the thickness of the floppy disk are continuously provided on the four sides of the square bottom surface at the top, bottom, left and right. Bending pieces that are bent in parallel with the bottom face are formed on the upper, lower, left, and right side wall portions, respectively.

A trapezoidal notch having a wide bottom on the free end side is formed at the free end of the lower bending piece, while the upper side of the notch is formed on the upper bending piece. The insertion piece portion to be inserted into the edge portion is formed by perforations, and the insertion piece portion is formed when it is broken along the perforation.

The left and right bent pieces each have a width half that of the bottom surface, and each has a notch cut deeper than the notch and divided in half.

This "combined box for floppy disks"
Place a floppy disk on the bottom, fold the bottom bending piece over the floppy disk, and bend the left and right bending pieces over the lower bending piece, and cut it into a trapezoidal shape. The notches overlap. Bend the upper bending piece on the left and right bending pieces, apply adhesive to the inside of the end of the upper bending piece, and apply this to the bottom of the cutouts on the left and right bending pieces. The floppy disk is hermetically sealed by adhering to the disk with an adhesive.

Also, "Folding box" of Japanese Utility Model Publication No. 50-33370
"In a folding box with a folding lid that seals the folding lid itself with an adhesive, a part of the folding wall of the folding box body that overlaps with the insertion piece of the folding lid has a semi-circular shape or U A letter-shaped or similar shaped sticking and sealing / pushing-out portion is formed. "" After sealing, to open this, the portion stuck to the insert piece of the folding lid is the fingertip. By pressing it backwards, etc., this part (the part that is attached) is separated from the wall of the folding box along the perforations, "providing that the folding box is not in a sealed state."

[0008]

However, in the "combined box for floppy disk" of Japanese Utility Model Laid-Open No. 2-131986, an adhesive is applied to the inside of the end of the upper bent piece and left and right. It is a type that is attached to the lower part of the notch of the bent piece of No. 1 by an adhesive.
No. 70 “Folding box” is a “folding box in which the folding lid itself is sealed with an adhesive”, so no matter which type it is, adhesive application work and drying time after bonding are required. There is a problem in that the work takes time and the adhesive must be managed so as not to stick out of the box.

The package according to the present invention focuses on such a problem. By not using glue or label sticker at the time of sealing, the packaging work efficiency of the contents can be improved and further stored. An object of the present invention is to provide a package in which the unopened state can be maintained so that the opened state can be seen at a glance when taken out, and the simplification of the packaging is promoted so as not to impair the commercial property even in the relatively simple packaging.

[0010]

In order to solve the above-mentioned problems, a package according to claim 1 of the present invention is formed by connecting a rectangular flat portion and an upper side when four sides of the flat portion are defined as up, down, left and right. And an upper bending piece that is bent parallel to the flat surface, a lower bending piece that is connected to the lower side of the flat surface and that is bent parallel to the flat surface, and the left and right sides of the flat surface. And a left and right bending piece part that is bent along the flat surface part, and an opening for locking is formed in the lower bending piece part, and the upper bending piece part is formed. Is characterized in that a locking portion is formed which is locked in a state of being inserted into the locking opening and protruding inside the left and right side edge portions of the opening.

A package according to claim 2 of the present invention is
A rectangular flat portion, an upper bending piece portion that is connected to the upper side when the four sides of the flat portion are defined as up, down, left, and right, and is bent parallel to the flat portion, and is connected to the lower side of the flat portion. A lower bending piece portion that is bent parallel to the flat surface portion, and a pair of left and right bending piece portions that are connected to the left and right sides of the first bending piece portion and that are bent along the flat surface portion. , Forming a pair of locking openings in the flat surface portion,
Each of the left and right bent pieces has a locking portion that is locked by being inserted into the pair of locking openings and projecting to the inside of the left and right side edges of the opening. To do.

A package according to claim 3 of the present invention is
A rectangular flat portion, an upper bending piece portion that is connected to the upper side when the four sides of the flat portion are defined as up, down, left, and right, and is bent parallel to the flat portion, and is connected to the lower side of the flat portion. A lower bending piece portion that is bent parallel to the flat surface portion, and a pair of left and right bending piece portions that are connected to the left and right sides of the first bending piece portion and that are bent along the flat surface portion. An engaging opening is formed at each of the boundaries between the flat surface portion and the pair of left and right bending pieces, and the pair of engaging openings is formed in either of the pair of left and right bending pieces. It is characterized in that a locking portion is formed which is hooked in a state of being inserted into the inside of the opening portion and protruding to the inside of the left and right side edge portions of the opening portion.

A package according to claim 4 of the present invention is
A rectangular first flat surface portion, a second flat surface portion which is continuous with the right side when the four sides of the first flat surface portion are defined as up, down, left and right, and is bent parallel to the first flat surface portion, and the second flat surface portion. A contact piece portion that is connected to the right side of the first flat surface portion and that is bent in parallel so as to contact the first flat surface portion, and a contact piece portion that is connected to the upper side of the first flat surface portion and that is bent along the inside of the second flat surface portion. An upper bent piece portion and a lower bent piece portion that is connected to the lower side of the first flat surface portion and is bent along the first flat surface portion, and are for locking to the second flat surface portion. An opening portion is formed, and a locking portion is formed in the lower bent piece portion, the locking portion being hooked in a state of being inserted into the locking opening portion and protruding to the inside of the left and right side edge portions of the opening portion. And

[0014]

According to the package of the first aspect of the present invention, the left and right bending pieces are bent by placing, for example, an object to be stored on the flat surface, and the lower bending piece is bent on the bending piece. When the upper bending piece is bent over the bending piece and the locking part is inserted into the locking opening, the locking part protrudes inside the left and right side edges of the opening and is locked. Since the upper part does not come off accidentally, the upper bent piece does not open accidentally, and when opening it, it is necessary to bend or break the locking part, so it was simply glued The unopened state by the seal is secured more than the case where only the part is peeled off.

According to the package of claim 2 of the present invention, after the object to be stored is placed on the flat surface portion, first the lower bending piece portion is bent, and then the upper portion is placed on the lower bending piece portion. If the bent piece is bent and the locking parts of the left and right bent pieces are inserted into the flat surface or the openings of the flat surface, the locking parts project to the left and right side edges of the opening and cannot be removed. When the stored items are taken out, it is necessary to bend or break the locking portion, so that the stored items are unopened and sealed, and the upper bent piece does not open accidentally.

According to the third aspect of the present invention, after the object to be stored is placed on the flat portion, the upper and lower bending pieces are first bent, and then the side without the locking portion is bent. Bending the bending piece portion having the locking portion on the bending piece portion, and inserting the locking portion provided on either the left or right bending piece portion,
Since the locking part can be hooked while protruding inside the left and right side edges of the opening, it is necessary to bend or break the locking part when taking out the stored object. Is sealed unopened, and the upper bent piece does not open accidentally.

According to the package of claim 4 of the present invention, the upper bent piece is bent parallel to the first flat surface, and the second flat surface is bent on the upper bent piece. By inserting the contact piece along the first flat surface to accommodate the object to be housed and inserting the locking portion of the lower bent piece into the opening of the second flat surface, the locking portion is located at the edge of the opening. Since it can be hooked in the protruding state, the lower bending piece is prevented from opening accidentally, and when taking out the stored item, it is necessary to bend or break the locking part. The stored items are unopened and sealed.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A package according to an embodiment of the present invention (hereinafter referred to as a package) will be described with reference to the drawings. In the package of this embodiment, in addition to magnetic disks such as floppy disks and optical disks such as compact disks, cards such as paper and plastic, ROM cards, RAM cards, etc. can be stored.

Packages 1 and 1 shown in FIGS. 1 to 15
6, 20, 30, 40, 50 and 60, the packages 1 and 16 shown in FIGS. 1 and 3 are exploded views of the package according to the embodiment of claim 1 of the present invention. 4 and 5
6 shows the package according to the embodiment of claim 2 of the present invention, and the package 30 of FIGS. 6 and 7 shows the package according to the embodiment of claim 3 of the present invention. Further, packages 40, 50 and 60 shown in FIGS. 8 to 15 are packages according to an embodiment of claim 4 of the present invention.

Hereinafter, description will be made in order with reference to the drawings.

The package 1 shown in FIG. 1 is formed of a relatively thick and hard paperboard having a paper thickness of, for example, about 0.2 to 1 mm, but the surface thereof is made so that paper dust and the like do not enter the outer case of the floppy disk or the like. It is also possible to use a paperboard which has been smoothly treated by coating or polishing.

The package 1 is provided with a square flat portion 2 which is slightly larger than the 3.5 inch floppy disk for accommodating a 3.5 inch floppy disk. Bent pieces are formed on the four sides of the flat surface portion 2. The four bent pieces are a right bent piece 3 (right bent piece), a left bent piece 4 (left bent piece), which forms the left and right sides of the package 1, and a lower part of the package. Bending piece 5 located at the bottom and forming the bottom
(Lower bending piece portion) and an upper bending piece portion 6 (upper bending piece portion) which is located above the package and forms a lid portion.

The left and right bending pieces 3 and 4 are bent in a valley fold along a valley fold line 7 formed at the boundary with the flat surface portion 2. The upper portions of the left and right folding pieces 3 and 4 are such that when the folding pieces 3 and 4 are bent along the flat surface portion 2, the plastic case of the floppy disk placed on the flat surface portion 2 is exposed. In addition, it is curved in a round shape, and the width W1 from the valley fold line 7 to the end is formed small. At the lower portions of the left and right bent pieces 3 and 4, a locking piece 3a having a width W2 wider than the width W1,
4a is formed. The corner pieces 3b and 4b of the locking piece portions 3a and 4a have locking piece portions 5a and 5a of the lower bent piece portion 5, respectively.
Is locked.

The lower bent piece 5 is bent along the valley fold line 8 as a boundary, and the left and right ends thereof are curved. Locking pieces 3a and 4a are formed on both sides of the tip of the lower bent piece 5, respectively. The distance L1 from the valley fold line 8 to the cut portions 5b, 5b of the locking piece portions 3a, 4a is set to be substantially the same as the width W1 of the left and right bending piece portions 3, 4. The lower left and right portions 5c, 5c on the boundary line 8 side of the lower bending piece portion 5 are bent so as to be located outside the left and right bending piece portions 3, 4. Distance W between the cuts 5b, 5b
3 is set so as to be substantially equivalent to a value obtained by removing the value of twice the width W2 from the distance L of the flat surface portion 2. Locking piece 5a,
The corners of 5a are rounded and chamfered, and are inserted into the inside of the left and right bent pieces 3 and 4 and locked. A rectangular opening 9 is formed substantially in the center of the lower bent piece 5. In this opening 9, the locking protrusion 1 of the upper bent piece 6 is provided.
0 is inserted.

The upper bent piece 6 is bent along the valley fold line 11. The width of the upper bent piece 6 is narrower than that of the lower part, and the upper bent piece 6 has an insert piece 1 at the upper end.
2 and the locking projection 10 are formed. The distance L2 from the valley fold line 11 to the base of the insertion piece 12 is set to be substantially equal to the distance L3 from the valley fold line 11 to the corners 3a and 3b. Further, the width W4 of the insertion piece portion 12 is set to be equal to the width W3 between the cut portions 5b, 5b of the lower bent piece portion 5. The length L4 of the insertion piece 12 is set to be equal to the distance L5 from the end of the lower bent piece 5 to the opening 9. Therefore, even after the locking projection 10 is separated, the insertion piece portion 12 can be inserted between the lower bent piece portion 5 and the flat surface portion 2. A zipper-shaped cutoff line 13 for separating the locking projection 10 is formed at the tip of the insertion piece 12. Circular portions 14 (locking portions) which are inserted into the opening 9 of the lower bent piece 5 and are hooked to the edges thereof are formed on the left and right of the locking projection 10. A perforation 15 extending in the up-and-down direction of the package 1 is formed in the center of the locking projection 10, and if the locking projection 10 is forcibly pulled out without separating the cutoff line 13 and opening it, the perforation 15 will be It breaks to reveal the trace of opening.

This package 1 has a flat developed shape as shown in FIG. 1 before storing a floppy disk. In this state, the left and right bending pieces 3, 4 are bent along the valley fold line 7, and the lower bending piece 5 is further bent along the valley fold line 8.
After bending along the
When a and 5a are inserted between the left and right bending piece portions 3 and 4 and the flat surface portion 2, the lower bending piece portion 5 becomes the left and right bending piece portions 3,
4, which is located outside the locking piece portions 3a and 4a of
a and 5a are located inside the left and right bent piece portions 3 and 4 and engage with each other as shown in FIG.

Lower bending piece 5 and left and right bending pieces 3,
After inserting the floppy disk between the flat portion 4 and the flat portion 2, the upper bending piece portion 6 is bent along the valley fold line 12 as shown in FIG. When the upper bending piece 6 is aligned with the lower bending piece 5, the upper bending piece 6
The circular portion 14 of the locking projection 10 of the
Is inserted into the opening 9.

As a result, the floppy disk is stored inside the package 1. Since the package 1 is made of hard paperboard, the floppy disk can be protected, and the upper bending piece 6 and the lower bending piece 5 have the opening 9 and the circular portions 14, 14. Since they are closed together by and, the cutoff line 13 is broken and opened. If the locking projection 10 is forcibly pulled out from the opening 9, the perforation 15 will break.

Therefore, even if the package is made of paper and does not use a plastic sheet or the like, it is possible to find out whether the package 1 has been opened. Therefore, it is possible to secure the unused state of the product such as a floppy disk and the like. It can store floppy disks, compact disks, etc. In addition, since it can be developed into a sheet, it has the advantage of not being bulky for storage and transportation.
Since it does not generate plastic waste when disposing of,
This will contribute to environmental conservation because it does not require separate treatment of waste.

FIG. 3 shows a package 16 corresponding to a modification of the first embodiment shown in FIG. 1. The material and the schematic structure are the same as those of the first embodiment, but the shape of the locking projection 17 is different. Is different from the first embodiment. This locking projection 17 has a circular portion 18 (locking portion) formed on three sides in a three-lobed shape, and the circular portion 18 on the three sides is formed in the opening of the lower bending piece 5 (lower bending piece). Insert into 19 and lock. In this modification, there is no perforation 15 as in the first embodiment,
Since the three circular portions 18 of the locking projection 17 are put inside the package 16, it is impossible to put a finger on the end of the locking projection 17, so that the sealing performance of the package 16 is further improved. The opening 19 of the lower bent piece 5 has a slightly arcuate edge on the valley fold line 8 side, and the opening edge on the valley fold line 18 side of the opening 19 is slightly on the outer edge. Since the width is formed narrow, the circular portion 18 at the tip of the locking projection 17 can be easily inserted. The description of the first embodiment is cited for the description of the other configurations and the effects.

FIG. 4 shows a package 2 according to the second embodiment of the present invention.
The development view of 0 is shown.

As the material of the package 20 of the second embodiment, hard coated paperboard or polished paper whose surface is polished is used as in the first embodiment.
The optical disc and the like are stored in the same way as the package 1 of the first embodiment.

In this package 20, a flat surface portion 21, a lower bent piece portion 22, an upper bent piece portion 23, and a pair of left and right bending piece portions 24, 24 are integrally formed via a side wall portion 25. The longitudinal direction in which the flat portion 21, the lower bent piece portion 22, and the upper bent piece portion 23 are continuous is the vertical direction, and the width direction is the horizontal direction.

The flat portion 21 and the lower bent piece portion 22 are formed in a substantially square shape so that a floppy disk can be housed therein similarly to the first embodiment, and the flat portion 21 is formed with a pair of left and right cuts 26, 26. ing. The notches 26, 26 are inclined portions 26a that lock the locking portions 27 formed on the left and right bent pieces 24 so as not to slip out of the constricted portions 27a.
And a circular portion 26b projecting to the outside on the left and right so as to prevent a finger from entering. The width of the notch 26 is set to be substantially equal to the distance between the pair of constricted portions 27a, 27a, and when the locking portion 27 is inserted into the notch 26, the left and right protrusions of the locking portion 27 have the notches 26, 26 By protruding from the left and right ends and extending inside the inclined portions 26a, 26a, they are prevented from coming off easily.

A zipper-shaped cut line 28 is formed on the lower bent piece portion 22. The lower bent piece 22 is bent and brought into contact with the inside of the upper bent piece 23, and an opening 29 for exposing the floppy disk is formed in the upper bent piece 23. The tip end of the lower bending piece portion 22 separated by the cut line 28 can be inserted into the inside of the package of the opening portion 29, and thus can be resealed. The constricted portions 27a of the outer locking portions 27 of the left and right bent pieces 24 are locked at the corners of the notches 26, 26 and the inclined portions 26a, and project outward from the constricted portions 27a of the locking portions 27. The protruding portion is engaged with the inclined portion 26a. In this embodiment, the end 22a outside the cut line 28 of the lower bent piece 22 of FIG. 4 is bonded to the lower portion 23a of the upper bent piece 23.

FIG. 5 shows an assembled state of the package 20. In this package 20, the upper bending piece portion 23 is first bent along the flat surface portion 21 as shown in FIG. 5A, and then the upper bending piece portion 2 is bent.
3, the lower bending piece 22 is bent over, and the end 23 of the lower bending piece 22 is placed over the lower portion 23a of the upper bending piece 23.
The back surface of a is adhered by sacking. In this state, it is mass-produced as a package, stacked and stored in a folded state, and carried into a floppy disk maker or a soft package maker.

When storing a floppy disk,
The floppy disk has a flat portion 21 and a lower bent piece portion 22.
Insert into the thin cylindrical space formed by
The left and right bent pieces 24, 24 as shown in FIG.
At the same time, by bending and inserting the locking portion 27 into the notch 26, the floppy disk can be stored.

The engaging portion 27 can be easily inserted when it is inserted, but when it is attempted to be pulled out from the notch 26, the portion projecting to the outside of the constricted portion 27a is caught by the inclined portion 26a and becomes difficult to pull out. Further, since the circular portion 26b prevents the finger from entering the notch 27, the sealing property of the product is improved.

FIG. 6 shows a package 30 according to the third embodiment of the present invention.

The package 30 is made of paperboard made of the same material as the package 1 of the first embodiment and the package 20 of the second embodiment, and is used for the same purpose.

The package 30 includes a flat surface portion 31, a lower bent piece portion 32, an upper bent piece portion 33, left and right bent piece portions 34, upper and lower side wall portions 35, and left and right side wall portions 3.
6 and. The longitudinal direction in which the flat surface portion 31, the lower bent piece portion 32, and the upper bent piece portion 33 are continuous is the vertical direction, and the width direction is the horizontal direction.

The flat surface portion 31 is formed in a square shape like the floppy disk, and side wall portions 35 and 36 are integrally formed on all sides. A zipper-shaped cutoff line 32a is formed on the tip side of the lower bending piece 32, and the tip 32b of the lower bending piece 32 is an upper bending piece 33.
The upper bending piece portion 33 can be opened and closed by being adhered to the surface of the above and separated by the cutting line 32a.

A notch 37 is formed at the boundary between the left and right side wall portions 36 and the flat surface portion 31, and locking portions 38 to be inserted into the notch 37 are formed on the left and right sides of the upper bent piece portion 33.
It is formed integrally via 9. The base of the locking portion 38 is slightly constricted so as to be press-fitted and locked in the notch 37, and the upper portion 38a is formed to be slightly larger than the notch 37 from the constricted portion, and protrudes slightly outward from the end of the notch 37. As a result, after the locking portion 38 is press-fitted into the notch 37, the upper portion 38a of the locking portion 38 is caught on the end portion of the notch 37 and cannot be accidentally pulled out.

First of all, the package 30 has a flat surface portion 31.
The upper bending piece portion 33 is bent over the side wall portion 35 via the side wall portion 35. Next, on the upper bent piece 33, the lower bent piece 32
Is bent, and the end portion 32b of the lower bending piece portion 32 and the lower portion of the upper bending piece portion 33 are bonded by sack bonding to form a thin tubular body. In this state, the package maker folds it thinly, stacks and stores it, and then delivers it to the soft package maker. At the soft package maker,
When the floppy disk is housed in this thin tubular body, the left and right bending piece portions 34 are bent along the flat surface portion 31, and the locking portions 39, 39 of the left and right bending piece portions 34, 34 are formed.
It is possible to prevent the upper bent piece portion 32 from opening by inserting the notch 37 into the notches 37, 37, and it is possible to seal the floppy disk as shown in FIG. When the package 30 thus sealed is opened, the cutoff line 28 is broken and opened, and when the package 30 is resealed, the tip of the second bent piece 22 is inserted into the opening 29.

Further, the package 30 has a notch 37 at the boundary between the left and right side wall portions 36 and the flat portion 31.
Since 37 is formed, the engaging portion 39 is cut out 37,
When it is inserted into 37, no extra overlap is exposed to the outside,
Further, since the lower bent piece portion 32 and the flat surface portion 31, which are located outside, are not provided with a cut or the like, the surface is clean and the appearance is good.

FIG. 8 shows a developed shape of the package of the fourth embodiment of the present invention.

The package 40 is made of the same material as the packages 1, 20, and 30 of the first to third embodiments, has the same purpose, and accommodates flat objects such as floppy disks and optical disks. Suitable for

The package 40 has a first flat surface portion 41 for accommodating a floppy disk, a second flat surface portion 42, upper and lower bent pieces 43a and 43b, and an adhesive that is adhered to the inside of the first flat surface portion 41. And a portion 44. The bent piece portions 4 of the upper and lower portions are provided on three sides of the first flat surface portion 41 via the side wall portion 41a.
3a and 43b are arranged in series, and the second flat surface portion 42 is connected via the side wall portion 41b.

A side wall portion 41c is formed between the second plane portion 42 and the adhesive portion 44. Side wall portion 41b and second flat surface portion 42
Bending boundary portion between the side wall portion 41c and the second flat surface portion 42
An elongated locking hole 45 is opened at a boundary portion between and.

A zipper-shaped cutoff line 46 is formed in a concave shape on the upper portion of the second flat surface portion 42. 2nd plane part 4
On the right side of the second cutoff line 46, a projection 46a for nail contact is formed. U-shaped notches 47 are formed in the lower portion of the second plane portion 42 in a symmetrical manner.

A notch 4 is formed at the upper end of the upper bent piece 43.
An insertion piece portion 43c to be inserted into 6 is formed. Protrusions 43d that are press-fitted into the locking holes 45 are formed at the left and right ends of the upper bent piece 43, respectively. From the boundary between the upper bent piece 43a and the side wall 41a, the upper bent piece 43
The distance L to the insertion piece portion 43c of "a" is about twice or more the width M of the side wall portion 41a, and the side wall portion 41a is moved to the first position.
The insertion piece portion 41c of the upper bending piece portion 43a does not come off even if the insertion portion 41c is opened so as to be flush with the flat surface portion 41.

The lower bending piece portion 43b is connected to the first flat surface portion 41 via the side wall portion 41a, and the lower bending piece portion 4 is formed.
A circular portion 43e to be inserted into the notch 47 is provided at the tip of 3b.
(Locking part) is formed. The lower portion of the constricted portion of the circular portion 43e of the lower bent piece portion 43b projects to both sides, and when inserted into the cut 47, projects outside the cut 47. The circular portion 43e
The position of the constricted portion forming the
The flat portion 42 is bent into a flat tubular shape via the side wall portion 41b, and the lower bent piece 43b is further bent via the side wall portion 41a.
The pair of circular portions 43e, 43e are provided at the positions to be inserted into the pair of notches 47, 47, respectively, when the is bent in parallel to the second plane portion 42.

As shown in the assembly view of FIG. 9A, this package 40 is bent so that the first flat surface portion 41 and the second flat surface portion 42 are parallel to each other, and the adhesive portion 44 has the first flat surface portion. 41
Put the floppy disk inside by touching and adhering it. Next, as shown in FIG. 9B, the upper bent piece 4
After inserting 3a inside the package, the protrusions 43d on both sides of the upper bent piece 43a are engaged with the locking holes 45. Finally, the circular portion 43 of the lower bent piece 43b
By inserting e and 43e into the cut 47, the floppy disk is sealed without using an adhesive or a seal.

The adhesive portion 44 is first bent so as to abut against the inside of the first flat surface portion 41, and the upper bent piece portion 43a is bent so as to be parallel to the first flat surface portion 41. When the first flat surface portion 41 and the second flat surface portion 42 are bent into a thin cylindrical shape, the projections 43d, 43d and the locking holes 45 are engaged with each other, and the floppy disk is housed from the lower side and finally the lower disk is inserted. The side bent piece portion 43b may be bent and sealed.

When the package 40 thus sealed is opened, as shown in FIG. 9C, the protrusion 46a is formed.
When the portion surrounded by the notches 46 is pulled outward by applying a nail to this, this portion 46b is cut along the notch line 46, so that the upper bending piece 43a can be pulled out to take out the floppy disk. After being once opened in this manner, the upper bent piece 43a as shown in FIG.
The package 40 can be resealed by inserting the insertion piece portion 43c of the above into the opening portion 46c of the cut trace of the second flat surface portion 42.

The package 40 can easily and securely seal the floppy disk, and the projections 43d, 43
Since d is engaged with the locking hole 45, the upper bent piece 43
a can be formed short.

FIG. 10 shows an opened state of the package 50 of the fifth embodiment of the present invention. The package 50 is suitable for accommodating flat objects such as a floppy disk and an optical disk, and includes a first flat surface portion 51 and a second flat surface portion 51.
Upper and lower bent piece portions 53 and 54 formed above and below the flat surface portion 52 and the first flat surface portion 51, and side wall portions 51a formed on three sides of the first flat surface portion 51 and the side wall portion 52a. It is composed of an adhesive portion 52c which is continuously provided on the two flat surface portion 52.

The material and use of this package 50 are the same as those of the above-mentioned embodiments. This package 50
The bending piece 53 corresponding to the upper bending piece 43a of the package 40 shown in FIG. 8 is formed long.
Although the protrusion 43d of the bent piece 43a and the one corresponding to the locking hole 45 are not formed, the upper bent piece 53
Is a fold line 53 for folding inside the package.
Two a are formed, and the insertion piece 53b is formed at the upper end.

The distance L from the boundary between the upper bent piece 53 and the side wall 51a to the insertion piece 53b of the upper bent piece 53 is approximately twice or more the width M of the side wall 51a. The first flat surface portion 51 and the second flat surface portion 52 are bent through the side wall portions 51a, 52a, and are further formed into a tubular body so that the side wall portion 51a is flush with the first flat surface portion 51. Even if it is opened so that the insertion piece 53b of the upper bent piece 53 does not come off.

Further, although circular portions 54a projecting to both sides are formed as locking portions on both sides of the tip end portion of the lower bent piece portion 54, a C-shape formed in the lower portion of the second flat surface portion 52. The cut portion 5 so as to engage with the cut portion 55 (opening) of the
4b is formed. The position where the circular portion 54a is formed is provided so as to correspond to the height of the cut 55 of the second flat surface portion 52.

A projection 56a used for a pawl is projected on the upper end portion of the second flat surface portion 52, and the upper end portion of the second flat surface portion 53 can be separated by a cut line 56. The method of assembling this package 50 is the same as the method of assembling shown in FIG.

In this package 50, the length L of the upper bent piece portion 53 is set to about 3 times the width M of the side wall portion 51a, and the bent piece portion 53, the first flat surface portion 51 and the side wall portion 51 are formed.
Since the frictional force with a is large, the first flat surface portion 51
After forming the tubular body with the second flat surface portion 52, the side wall portion 51
Even if a is set, the upper bent piece portion 53 cannot be easily pulled out. Therefore, the hermeticity of the floppy disk is ensured. At the time of opening, the cut-out portion 56b is cut off by the cut-off line 56 and the bending piece portion 53 is pulled up so that the floppy disk can be easily taken out.
If the insertion piece 53b of No. 3 is inserted into the opening along the cut line 56, it can be resealed.

FIG. 11 is a development view of the package of the sixth embodiment of the present invention.

The material and application of this package 60 are the same as those in the above-mentioned respective embodiments. The package 60 includes a first flat surface portion 61, a second flat surface portion 62, and an upper bent piece portion 63.
A lower bent piece portion 64, a side wall portion 61a around the first flat surface portion 61, and an adhesive portion 66 continuously provided to the second flat surface portion 62 via the side wall portion 66a.

The first flat surface portion 61 is formed in a square shape similar to the shape of a 3.5-inch type floppy disk.
A locking piece 67 is formed on the upper end of the upper bent piece 63, and an insertion piece 68 is formed on the top of the locking piece 67. A perforation 69 is provided at the boundary between the locking piece 67 and the insertion piece 68, and the locking piece 6 is further provided.
An arcuate opening 70 is formed on the 7 side. Notches 67a are formed on both sides of the locking piece 67 and the insertion piece 68, and the protrusions 6 for engagement are provided on both sides of the insertion piece 68.
8a is formed. Left and right notches 67a, 67a
The distance between them is formed to be substantially equal to the left and right distances of the cut 71, and the protrusions 68 a can be locked inside the both side portions 71 a of the cut 71.

An engaging portion 64a is formed on the lower bent piece 64, and a circular shape is inserted into both side portions 71a of the U-shaped notch 71 of the second plane portion 62 on both sides of the engaging portion 64a. The protrusion 64b is formed. Second flat portion 62
The upper part of the disk is largely cut downward, and an opening 72 for taking out the floppy disk is formed.

In this package 60, the adhesive portion 66 is first
A flat cylindrical shape is formed by abutting the inner surface of the flat surface portion 61 and adhering the flat surface portion 61.
Plug in. As a result, as shown in FIG. 12, the lower portion of the cylindrical body is closed and the second flat surface portion 62 cannot be opened.

Next, when the floppy disk is housed inside, the upper bending piece 63 is bent and the insertion piece 68 is inserted into the cut 71 as shown in FIG. 13, the projection 68a is formed on both sides 71a of the cut 71. The second flat surface portion 62 is fixed at the top and bottom and cannot be completely opened, and the floppy disk is sealed. When the floppy disk is taken out, as shown in FIG. 15, by inserting a finger into the opening 70 and pulling it, the insertion piece 68 is separated from the locking piece 67 along the perforations 69.

According to this package 60, since the protrusion 68a of the upper bending piece 63 and the circular protrusion 64b of the lower bending piece 64 are both inserted into both side portions 71a of the cut 71, the upper bending piece portion The rigidity of fixing 63 is improved, and the airtightness of the floppy disk is improved.

[0070]

According to the package of the first aspect of the present invention, for example, a floppy disk is placed on the flat surface, the left and right bent pieces are bent, and the lower bent piece is bent on the bent piece. When the upper bending piece is bent over the lower bending piece and the locking portion is inserted into the locking opening, the upper bending piece does not open. Further, since the locking portion is hooked on the opening edge portion, there is no fear of accidentally coming off.

According to the package of claim 2 of the present invention, for example, a floppy disk is placed on the flat surface, the lower bending piece is first bent on the floppy disk, and then the lower bending piece is bent. Bend the upper bent piece over the piece and insert the locking parts of the left and right bent pieces into the flat surface or the opening at the boundary between the flat surface and the left and right bent pieces The part does not come off, the floppy disk is sealed, and the upper bent piece does not open accidentally.

Further, according to the package of claim 4 of the present invention, the upper bending piece is bent parallel to the first flat surface, and the second flat surface is bent on the upper bending piece. ,
Further, the contact piece is arranged along the first flat surface portion to accommodate, for example, a floppy disk, and the locking portion of the lower bent piece is inserted into the opening of the second flat surface portion. The lower bent piece is prevented from being opened accidentally by being hung on, and the floppy disk is sealed.

As described above, according to the package of the first to fourth aspects of the present invention, the flat contents such as the floppy disk and the optical disk can be obtained by not using the adhesive or the label sticker in the sealing. The packaging work efficiency can be improved, the unopened state can be maintained so that the opened state can be seen at a glance when the stored items are taken out, and simplification of the packaging can be promoted so that the merchandise is not damaged even with relatively simple packaging. . The package is not limited to a flat object, but can be applied to a thick-walled product or a box-shaped contents such as a rectangular parallelepiped.

[Brief description of drawings]

FIG. 1 is a development view of a package according to a first embodiment of the present invention.

FIG. 2 is an assembly process diagram of the package shown in FIG.

FIG. 3 is a development view of a package of a modified example of the first embodiment of the present invention.

FIG. 4 is a development view of a package according to a second embodiment of the present invention.

5 is an assembly view of the package shown in FIG.

FIG. 6 is a development view of a package according to a third embodiment of the present invention.

7 is an assembly view of the package shown in FIG.

FIG. 8 is a development view of a package according to a fourth embodiment of the present invention.

9 is an assembly process diagram of the package shown in FIG.

FIG. 10 is a development view of a package according to a fifth embodiment of the present invention.

FIG. 11 is a development view of the package of the sixth embodiment of the present invention.

12 is an assembly process diagram of the package shown in FIG.

13 is a diagram showing a modified example of the package shown in FIG.

FIG. 14 is a perspective view of the package of FIG. 11 in a sealed state.

15 is a perspective view of the package of FIG. 11 in an opened state.

[Explanation of symbols]

 1 Package (Package) 2 Flat Surface 3 Bending Piece 4 Bending Piece 5 Lower Bending Piece 6 Upper Bending Piece 9 Opening 10 Locking Piece 14 Circular Section (Protrusion) 18 Circular Section (Protrusion) 19) Opening 20 Package 21 Flat part 22 Lower bending piece 23 Upper bending piece 24 Bending piece 25 Bending piece 26 Cut (opening) 27 Locking part 30 Package 31 Flat part 32 Lower folding Bending piece part 33 Upper bending piece part 34 Bending piece part 37 Notch (opening part) 38 Locking part 40 Package 41 Flat part 42 Second flat part 43 Folding piece part 44 Bending piece part 47 Opening part 43e Locking Part 50 Package 51 Flat part 52 Second flat part 53 Bending piece part 54 Bending piece part 55 Cut (opening) 54a Locking part 60 Package 61 Flat part 62 Second flat part 3 bent piece portion 64 bent piece portion 71 opening 64b engaging portion

Claims (4)

[Claims] 1. A rectangular flat portion, an upper bending piece portion which is connected to the upper side when the four sides of the flat portion are defined as up, down, left and right, and which is bent parallel to the flat portion, and a lower side of the flat portion. A lower bending piece portion that is connected to the flat surface portion and is bent parallel to the flat surface portion, and a left and right bending piece portion that is connected to the left and right sides of the flat surface portion and that is bent along the flat surface portion. Then, an opening for locking is formed in the lower bent piece, and the upper bent piece is inserted into the opening for locking and protrudes inside the left and right side edges of the opening. A package characterized in that a locking portion that can be hooked in a state is formed. 2. A rectangular flat portion, an upper bending piece portion which is connected to the upper side when four sides of the flat portion are defined as up, down, left and right, and which is bent parallel to the flat portion, and a lower side of the flat portion. And a pair of left and right bending pieces connected to the lower surface of the first bending piece and bent to extend along the flat surface. And a pair of openings for locking are formed on the flat surface, and the left and right side edges of the openings are inserted into the pair of openings for locking in each of the left and right bending pieces. A package characterized in that a locking portion is formed to be hooked in a state of protruding inside the portion. 3. A rectangular flat portion, an upper bent piece portion which is connected to the upper side when the four sides of the flat portion are defined as up, down, left and right, and which is bent parallel to the flat portion, and a lower side of the flat portion. And a pair of left and right bending pieces connected to the lower surface of the first bending piece and bent to extend along the flat surface. And a pair of left and right bending piece portions, and a pair of left and right bending piece portions, and a pair of left and right bending piece portions. A package characterized in that a locking portion is formed which is locked in a state of being inserted into the opening for stopping and protruding inside the left and right side edge portions of the opening. 4. A rectangular first flat surface portion, and a second flat surface portion which is connected to the right side when the four sides of the first flat surface portion are defined as up, down, left and right, and which is bent parallel to the first flat surface portion. A contact piece portion that is connected to the right side of the second flat surface portion and is bent in parallel so as to contact the first flat surface portion, and a contact piece portion that is connected to the upper side of the first flat surface portion and extends along the inner side of the second flat surface portion. An upper bending piece portion that is bent like this, and a lower bending piece portion that is connected to the lower side of the first flat surface portion and that is bent along the first flat surface portion. A locking opening is formed in the lower bending piece, and a locking portion is formed in the lower bending piece portion, which is locked by being inserted into the locking opening and protruding inside the left and right side edges of the opening. A package characterized by: