JP2001278374A - Cd package - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a paper CD package provided with the storage properties similar to those of CD plastic cases and trays heretofore available, easily dealing with treatments of any of recycle, burning and the like and to be manufactured at a low cost. SOLUTION: An upper cover plate 2 is continuously connected with a mounting plate 6 through a fold 2A, and a fitting hole 3 taking in and out a CD 10 is opened widely on the upper cover plate 2 and a visor-like pocket piece 3A for preventing the slip-off of the CD 10 fitted therein is provided on the inner peripheral edge 3R of the fitting hole 3, and the upper cover plate 2 is folded and overlapped with the mounting plate 6 on a section on the fold 2A to bond both together, and a disk storage chamber 1H storing the CD 10 is provided between the upper cover plate 2 and the mounting plate 6 bonded thereon.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a package for storing a compact disk (hereinafter, simply referred to as a CD).

[0002]

2. Description of the Related Art A conventional general CD package includes:
For example, as seen in Japanese Patent Application Laid-Open No. 58-155,583, a case in which the whole is formed in a case shape with an opening / closing lid using a plastic material, or a case in which a plastic tray is adhered to paperboard. There is a configuration in which a CD is fitted into a plastic tray and stored.

[0003]

However, with the widespread use of CDs not only for music but also as storage media for video and computers, when CDs are no longer needed, Since the entirety of the package including the above-mentioned CD package is made of plastic, the problem of environmental pollution has come to a great close-up.

[0004] The technical problem of the present invention is that a conventional CD
Provided is a paper CD package that has the same storability as a plastic case and a tray, can easily cope with any processing such as recycling and incineration, and can be manufactured at a low cost. That is.

[0005]

In order to solve the above-mentioned technical problems, the present invention provides a CD package formed by using a single piece of paperboard as a material and bending and bonding the paperboard, A center hole has a diameter substantially the same as that of a CD, and an inner peripheral edge thereof is formed with a fitting hole in which an eave-like pocket piece capable of locking an edge of the CD is projected inward. A cover plate, and a base plate connected to one side of the upper cover plate via a fold curve, the base plate being folded so as to be in contact with the bottom surface of the upper cover plate at a fold curve portion, and By bonding the outer edge portion surrounding the insertion hole to form a disk storage chamber for inserting and holding a CD between the upper cover plate and the base plate, the CD is provided on the upper cover plate. Disk storage between the upper cover plate and the base plate from the insertion hole The eaves-shaped pocket piece presses the stored CD from above to prevent the CD from being pulled out of the disk storage part, and can reliably hold the CD inserted in the disk storage part. Since the upper cover plate and the base plate are all made of a single piece of paperboard, the manufacturing cost can be reduced as compared with conventional plastic ones, and either recycling or incineration can be performed. Can be easily performed without polluting the environment.

According to the present invention, the upper cover plate, which is formed entirely in a rectangular shape, has a diameter substantially the same size as that of the CD, and has a part of the inner peripheral edge of the outer peripheral edge of the CD. The eaves-shaped pocket piece that locks the opening is formed with an inwardly-inserted insertion hole, and a base plate having approximately the same size as the upper cover plate is connected to one end of the upper cover plate via a fold curve. In addition, on the other end and the left and right sides of the upper cover plate, a tip turn piece and a right and left turn piece are connected to each other via a turn curve, and these left and right turn pieces are connected to each turn curve. Part of the upper cover plate is bent so as to be in contact with the back side of the upper cover plate, and then the base plate is bent to the back side of the upper cover plate at the bent curve portion, and the surfaces of the left and right folded pieces are set to the front side of the base plate. And bend the folded back end of the upper cover plate to the bottom side of the base plate at the fold curve. A disk storage space is formed between the upper cover plate and the base plate by inserting and supporting a CD between the upper cover plate and the base plate. It is possible to prevent a CD stored in the configured disk storage room from falling out of the disk storage room and to store the CD safely.

Further, in the present invention, a finger catch groove for taking out a CD is formed in the inner peripheral edge of the fitting hole formed in the upper cover plate, and the CD is inserted in the center and outer peripheral portion of the surface of the base plate. The center convex surface that can support the signal surface floating above the surface of the base plate and the outer peripheral muscle pressing portion are provided, so that the CD stored in the disk storage room can be easily taken out using the above-mentioned finger groove. In addition, the signal surface of the CD stored in the disk storage chamber can be safely protected by being floated from the upper surface of the base plate and supported by the central convex surface portion and the outer peripheral muscle pressing portion. Enable.

Further, in the present invention, the eave-shaped pocket piece is directed inwardly to the inner peripheral edge of the insertion hole formed in the upper cover plate on the side of the side on which the tip turning piece is continuously provided. The eaves-shaped pocket pieces are continuously provided, and on the inner peripheral edge of the side on which the base plate facing the side on which the eaves-shaped pocket pieces are continuously provided, finger holding grooves on both left and right sides are recessed, By making the interval between the inner peripheral edge of the side where the base plate is continuously provided and the folding curve as narrow as possible, an edge portion that always opens upward is configured, so that the edge portion is locked by the eave-shaped pocket pieces. The inserted CD can be easily taken out of the disc storage chamber through the insertion hole by inserting a finger into the finger hook groove provided at the opposing position, and the interval is made as narrow as possible. Open the edge of the fitting hole of the built part so that it always opens upward The fitting narrowing the extraction of CD from this portion makes it possible to easily perform.

Further, according to the present invention, since the entire upper cover plate and base plate are formed in a substantially book-like shape in which the upper and lower dimensions are elongated, a book-shaped C made entirely of paperboard is used.
D package can be provided.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The C according to the present invention described above will now be described.
An embodiment of the package for D will be described with reference to the drawings.
FIG. 1 is an exploded view of the CD package, in which a CD package generally indicated by reference numeral 1 is formed by stamping and forming one piece of paperboard as a material. An upper cover plate formed entirely in a rectangular shape close to a square and having a large opening formed in its center with a fitting hole 3 having a diameter substantially equal to the diameter of 12 cm of the CD 10 (see FIG. 2). A base plate connected to one side of the upper cover plate 2 via 2A, the upper cover plate 2 and the base plate 6 are formed in the same size.

Reference numerals 4 and 4 denote left and right folded pieces connected to the right and left sides of the upper cover plate 2 via folding curves 4B and 4B, and 5 also connects to the tip end side of the upper cover plate 2 via the folding curve 2C. The folded-back tip piece 3A is an eave-shaped pocket piece continuously connected to the inner peripheral edge 3R of the fitting hole 3 so as to protrude inward at a portion of the inner peripheral edge 3R near the folding curve 2C on the distal end side. Reference numerals 3B and 3B denote finger-grooves recessed on the left and right sides of the inner peripheral edge 3R on the side of the folding curve 2A facing the eaves-shaped pocket piece 3A. 4
As shown in FIG. 2A, the portion B is folded over to the upper cover plate 2 side and bonded to each other at bonding portions X1, X1, X2, and X2, respectively. Cutouts 4A, 4A having the same curve as the inner peripheral edge 3R of the fitting hole 3 are formed on the outer edges of the folded pieces 4, 4.

3X is such that the distance between the inner peripheral edge 3R of the fitting hole 3 and the folding curve 2A is made as small as possible, so that the base plate 6 is formed at the portion of the folding curve 2A on the upper cover plate 2 side. The edge part which acts so as to always open upward by the elastic force of the material when folded over,
The presence of the X enables the operation to be performed simply and reliably when the CD 10 is inserted into or removed from the insertion hole 3.

Further, 6D is a central convex portion configured so as to slightly project toward the front side in FIG. 1 by pressing the central portion of the bottom surface of the base plate 6, and 6C surrounds the periphery of the central convex portion 6D. The outer circumferential muscle pressing portion formed on the base plate 6 with a diameter slightly smaller than the diameter of the CD 10 (for example, 11.5 cm). The CD 10 placed on the upper surface of the base plate 6 has a central portion and an outer peripheral edge thereof. These central convex portion 6D and outer peripheral muscle pressing portion 6
By C, the signal surface is supported in a state of being slightly lifted from the upper surface of the base plate 6.

Further, in the figure, Y1, Y1, Y2, Y2, Y
3 and Y3 are bonding portions for bonding the base plate 6 folded on the upper cover plate 2 side at the folding curve 2A to the upper cover plate 2 side.
A, 6A and 6B, 6B
A reinforcing crimping portion provided on the outer portion of C is shown. Y4 is folded over the bottom surface side of the base plate 6 which is folded and adhered to the upper cover plate 2 side along the folding curve 2C. 5 shows a bonding portion for bonding the pieces 5.

FIG. 2 illustrates a procedure for assembling the CD package 1 according to the present invention by bending and bonding the cardboard material configured as shown in FIG.
In assembling, first, the left and right folded pieces 4 and 4 are folded inward as shown in FIG.
Adhere with 2. In this bonding, in order to enable the outer peripheral edge of the CD 10 to be inserted, as shown in FIG.
2 needs to be provided at the outer peripheral edge portion slightly away from the fitting hole 3.

Next, as shown in FIG.
A is folded at the portion A and folded on the upper cover plate 2 and bonded at the bonding portions Y1, Y1, Y2, Y2, Y3, and Y3. These bonding portions Y1 to Y3 are also bonded as described above. Part X
Like 1 to X2, it is provided on the outer peripheral edge part slightly away from the fitting hole 3.

Finally, as shown in FIG. 3 (C), the tip folded piece 5 is bent at the fold curve 2C and is bonded to the base plate 6 at the bonding portion YA as shown in FIG.
Are assembled so that the package 1 for CD can be freely stored.

FIGS. 3A and 3B show the XX line and Y of the CD package 1 shown in FIG. 2C.
FIG. 3 is an enlarged sectional view taken along the line Y. In these drawings, 1H denotes a disk storage space for the CD 10 constituted by the upper cover plate 2 and the base plate 6 that are folded and bonded. Reference numerals 4H, 4H denote storage sections formed by left and right folded pieces 4, 4, and a CD 1 with respect to the disk storage chamber 1H.
The insertion and removal of 0 are both performed through a fitting hole 3 formed with a large opening.

FIG. 4 shows a CD package 1 according to the present invention.
The CD 10 accommodated in the disc accommodating chamber 1H through the fitting hole 3 is formed by the eave-shaped pocket piece 3A as described above.
0T is held so that it does not easily come out of the fitting hole 3. FIG. 5 is an enlarged view of a portion of the rim portion 3X which always opens upward. Due to the presence of the rim portion 3X, the CD 10 is fitted into the fitting hole 3 as described above. And take-out, that is, a mechanism that can be easily inserted into and taken out of the disk storage chamber 1H.

FIG. 6 shows a CD package 1 according to the present invention, which is entirely formed in a rectangular book shape using a paperboard.
1 is a development view illustrating the configuration of FIG.
Reference numerals 3 and 14 denote a middle plate, an upper cover plate, and a base plate which are continuously provided via folding curves 15 and 16, respectively, and fitted to the central portions of the middle plate 12 and the upper cover plate 13 each having the same size as the diameter of the CD 10. Hole 12
H, 13H are formed with openings, and the respective inner peripheral edges 12R, 13H are formed.
The R has recesses 12T, 13T for taking out CDs, and an eave-like shape for preventing the fitted CD 10 from coming off at the inner peripheral edge 13R of the fitting hole 13H provided in the upper cover plate 13. The pocket piece 13A is formed to protrude inward.

Also, similarly to the CD package 1 shown in FIGS. 1 to 5, the base plate 14 has a central convex portion 14A for protecting the signal surface of the CD 10 and a peripheral crimping portion 14A.
B is formed by pressing, and furthermore, the reinforcing crimping portions 14C, 1
4C is also pressed.

The CD package 11 configured as described above.
In order to assemble, first, the middle plate 12 is bent at the portion of the folding curve 15, and the fitting holes 12H, 12H,
13H is folded so as to match, and each of the bonding portions 12A, 1
Adhere to each other at 2B, 12C, 12D, 12E.

Next, the base plate 14 is bent at the fold curve 16 and folded on the surface of the middle plate 12, and the two are bonded by the bonding portions 14D, 14E, 14F..., As shown in FIG. It is possible to assemble the CD package 11 in which the insertion holes 12H and 13H are formed with a large opening on the front surface. The CD package 11 can be securely stored, the CD 10 can be easily inserted and taken out, and the stored CD 10 The points held by the eave-shaped pocket pieces 13A are the same as those of the CD package 1 described above.

[0024]

As described above, the CD package according to the present invention is entirely made of paperboard and does not use any plastic, so that processing such as recycling and incineration can be performed around the surroundings. It has the advantages of being easy and sanitary without polluting the environment, and has the economics of significantly reducing manufacturing costs. It has the same storage and safety as conventional plastic cases and trays. In combination with the features of the present invention, it is possible to provide a natural environment-friendly CD package.

[Brief description of the drawings]

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

FIGS. 2A, 2B and 3C are CDs of the present invention.
FIG. 4 is an explanatory view showing a state in which a package for a vehicle is assembled in the order of steps.

FIG. 3A is a view taken along the line XX shown in FIG.
(B) is an enlarged sectional view along the line YY.

FIG. 4 is a configuration diagram showing an enlarged main part of the present invention.

FIG. 5 is a cross-sectional view illustrating a configuration of a rim that is always upwardly opened according to the present invention.

FIG. 6 is a development view of a book-type CD package according to another embodiment of the present invention.

FIG. 7 is a front view of a book-type CD package according to the present invention.

[Explanation of symbols]

 1,11 CD package 1H Disk storage room 2,13 Upper cover plate 3,13H Insert hole 3R, 13R Inner peripheral edge 3A, 13A Eave-shaped pocket piece 3B, 13B Finger groove 6,14 Base plate 6D, 14A Center Convex part 6B, 14B Outer muscle pressing part 10 CD

Claims (5)

[Claims] 1. A package for a CD formed by using a single piece of paperboard as a material, folding and bonding the paperboard, and having a diameter substantially the same size as the CD (10) in a central portion,
And an upper cover plate (3R) formed with a fitting hole (3) in which an eave-like pocket piece (3A) capable of locking the edge of the CD (10) is formed on the inner peripheral edge (3R). 2) and a base plate (6) provided on one side of the upper cover plate (2) via a fold curve (2A), and the base plate (6) is formed by a part of the fold curve (2A). The upper cover plate (2) and the base plate (6) are folded by being folded so as to be in contact with the bottom surface of the upper cover plate (2) and by bonding an outer edge portion surrounding the fitting hole (3). A disc storage chamber (1H) for inserting and holding a CD (10) therebetween.
Package for D. 2. A substantially central portion of an upper cover plate (2) formed entirely in a rectangular shape has a diameter substantially equal to that of the CD (10) and a part of an inner peripheral edge (3R) thereof. To CD
Eave-shaped pocket piece (3A) for locking the outer peripheral edge of (10)
While forming a fitting hole (3) in which the
A base plate (6) having substantially the same size as the upper cover plate (2) is continuously connected to one end of the upper cover plate (2) via a fold curve (2A). At the end and on both sides,
The tip turning piece (5) and the left and right turning pieces (4) and (4) are connected to each other via the folding curves (2C), (4B) and (4B), and these left and right turning pieces (4) are provided. , (4) are bent so as to be in contact with the back side of the upper cover plate (2) at the fold curves (4B) and (4B), and then the base plate (6) is bent at the fold curve (2A). The upper cover plate (2) is bent at the portion to the rear surface side, the surfaces of the left and right folded pieces (4) and (4) are adhered to the front surface side of the base plate (6), and the upper cover plate (2). Folded piece (5) is folded curve (2C)
Is bent and adhered to the bottom side of the base plate (6) at the portion of the above, so that the C between the upper cover plate (2) and the base plate (6)
Disk storage room (1H) for inserting and supporting D (10)
2. The CD package according to claim 1, wherein: 3. An inner peripheral edge (3R) of a fitting hole (3) formed in the upper cover plate (2), and a finger hook groove (3) for taking out a CD.
B), and a central convex portion capable of supporting the CD (10) at a central portion and an outer peripheral portion of the surface of the base plate (6) so that the signal surface thereof is floated from the surface of the base plate (6). (6
3. The package for a CD according to claim 1, further comprising: D) and an outer muscle pressing portion (6C). 4. An inner peripheral edge (3R) of the inner peripheral edge (3R) of the fitting hole (3) formed in the upper cover plate (2), on the side where the tip folded piece (5) is continuously provided. The eaves-shaped pocket piece (3A) is continuously connected to the base plate (6) facing the side where the eaves-shaped pocket piece (3A) is connected. Inner perimeter of the installed side (3R)
On the other hand, the left and right finger hook grooves (3B) and (3B) are recessed, and the distance between the inner peripheral edge (3R) on the side where the base plate (6) is continuously provided and the folding curve (2A) is allowed. 4. The package for a CD according to claim 1, wherein the edge is formed as narrow as possible so as to form an edge portion (3X) which always opens upward. 5. The CD according to claim 1, wherein the entire upper cover plate (2) and the base plate (6) are formed in a substantially book-like shape having longer vertical dimensions. For package.