JP2007001629A - Media storage case - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a media storage case that is securely protected from impact, repeatedly stores media of different shapes of sizes, and is greatly economical and convenient. <P>SOLUTION: The media storage case 10 comprises a plastic case body 11 for storing media such as a CD, DVD, and MD, and an air cushion 12 integrally covering the external faces or internal faces of the plastic case body 11. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a media storage case excellent in impact resistance for storing media such as CD and MD.

Conventionally, a plastic case or a paper case has been used as a storage case for storing a portable information recording medium such as a CD or MD and carrying or storing the medium. For example, the following techniques are known in order to improve the media protection while the storage case is being carried, and the economy and convenience in producing the storage case.
In Patent Document 1, a core plate having the same height as the information recording medium such as CD: compact disc, FD: floppy disc (registered trademark) is superposed on the back side exterior plate, and the information recording medium is thus obtained. An information recording medium housing case is described, wherein a housing recess is formed, and a front side exterior plate formed by cutting and forming a lid piece for opening and closing the housing recess is formed on the core plate. ing.
In Patent Document 2, the FD is held in the first region of the wrapping paper, the first region is folded so as to overlap the second region, and the third region is folded so as to overlap the first region. The package structure of the FD is described in which the insertion piece in the region is inserted into the cut in the second region to form a packaged state.
Utility Model Registration No. 3047335 Japanese Utility Model Publication No. 6-59291

However, the conventional techniques described in the above patent documents have the following problems.
In the information recording medium housing case described in Patent Document 1, there is a gap between the media and the housing recess for housing the media, and the media and the case itself that cannot be withstood by being in close contact with each other or the housing itself. Could be damaged.
The package structure of the FD described in Patent Document 2 improves the economics of sending media by courier using a paper material or the like. However, the shape and size of each media type are different. There is a problem in that the combined media is necessary and the medium accommodated in the same manner as described above cannot be securely fixed and held.

  The present invention has been made to solve the above-described conventional problems, and reliably protects a media storage case from an impact and repeatedly holds the media in the case even if the shape and size of the stored media changes. It is an object of the present invention to provide a media storage case that can be used and can be used economically and conveniently.

(1) A media storage case of the present invention made to solve the above-mentioned conventional problems is provided on a plastic case main body that stores media such as CD, DVD, MD, and the outer side surface or inner side surface of the plastic case main body. And an air cushion material that is integrally covered.

(2) The media storage case according to the present invention is the media storage case according to (1), wherein the air cushion material is wound around the plastic case body, and is provided in the extension part and is detachable from the plastic case body. It is also characterized by having a planar fastener to be locked.

(3) In the media storage case of the present invention, in the above (1) or (2) (2), the air cushion material is a hemispherical, disk-shaped, rectangular parallelepiped-shaped gas reservoir portion arranged between resin sheets. It has the feature also in having.

(4) The media storage case of the present invention is characterized in that, in (1) to (3), an air freshener component and a bactericide component are enclosed in the gas reservoir.

(5) The media storage case of the present invention is also characterized in that in (1) to (4), an antistatic agent is applied to the air cushion material.

(6) In the media storage case of the present invention, in (1) to (5), the disk-shaped media stored in the plastic case main body is held and pressed by the air cushion material provided on both the front and back sides. It also has a feature.

  According to the present invention, since the air cushion material integrally covered on the outer side surface or the inner side surface of the plastic case main body in which the media is stored is provided, the media stored in the media storage case and the media stored in the interior are subjected to an impact from the outside. Can be reliably protected against.

  The media storage case of the present embodiment includes a plastic case main body that stores media such as CD, DVD, and MD, and an air cushion material integrally covered on the outer side surface or the inner side surface of the plastic case main body. It is configured. By the air cushion material covering the plastic case body, the impact from the outside is reliably mitigated, so that the media storage case and the media stored inside can be protected.

  The plastic case main body is made of a relatively hard synthetic resin such as polypropylene resin or polyethylene terephthalate resin, and is formed into a substantially rectangular plate as a whole. The plastic case body has a lid that opens and closes with the pivot on one end as a fulcrum. In addition, a disc-shaped medium such as a CD or MD can be stored in the opened interior.

  The air cushion material is, for example, a sheet-shaped bubble cushioning material formed by confining air in a bubble-like state between polyethylene resin sheets, and a material having predetermined air elasticity and flexibility can be applied. Such an air cushion material is integrally covered with an adhesive means using an adhesive or a heat-sealing means by thermocompression bonding on part or all of the surface of the plastic case main body.

  The air cushion material may be provided with an extending portion that is wound around the plastic case body, and a planar fastener that is provided at the extending portion and is detachably locked to the plastic case body. . In this case, the extended portion of the air cushion material provided integrally with the plastic case main body can be wound around the case main body and locked, and can be used repeatedly. In addition, since the extended part of the air cushion material can be provided on the lid open end side that becomes the media outlet of the case body, it is sealed by this planar fastener, and the case body is being transported while the media storage case is being transported It is possible to prevent the media stored inside from being inadvertently ejected.

  Furthermore, in the media storage case of the present embodiment, the air cushion material may include a hemispherical shape, a disk, and a rectangular parallelepiped gas reservoir arranged in a large number between resin sheets. Thus, predetermined air elasticity, flexibility, and design can be imparted to the plastic case body of the media storage case.

Moreover, an air freshener component and a disinfectant component can be enclosed in the gas reservoir. As a result, if necessary, the gas reservoir is crushed to dissipate the enclosed gas to the surrounding area, which can be used as an identification marker to indicate the content and type of CDs and MDs, and generation of mold during storage And the convenience can be improved.
As the fragrance component, for example, terpene-based, aromatic-based, aliphatic-based, essential oil trace components, and similar compounds of natural flavors can be applied.
As the bactericidal component, for example, alcohols such as ethanol, plant extract components, and the like can be applied.

Furthermore, an antistatic agent can be applied to the air cushion material. This prevents dust and debris from adhering to the surface, effectively reducing the gloss and aesthetics of the case itself, and causing the adhering debris to cause scratches and damage when removing media. Can be prevented.
As such an antistatic agent, for example, a cationic antistatic agent such as an alkyl phosphate ester or a quaternary ammonium salt, a nonionic antistatic agent added with polyethylene glycol, or the like can be applied.

  Moreover, the disk-shaped medium accommodated in the plastic case main body can be held with pressure by an air cushion material provided on both the front and back surfaces. By pressing the air into this air cushion material, even if the media storage case has a different shape and size, the media can be securely placed in the plastic case body using an air cushion material that absorbs air shock. Can be held in.

(Embodiment 1)
FIG. 1 is a perspective view showing a usage pattern of a media storage case according to Embodiment 1, and FIG. 2 is a side sectional view of the media storage case holding media. Hereinafter, the media storage case of Embodiment 1 will be described with reference to the drawings.
1 and 2, reference numeral 10 denotes a media storage case of the first embodiment, 11 denotes a substantially rectangular plate-shaped plastic case main body that stores media such as CD, DVD, MD, and FD, and 12 denotes a plastic case main body 11. An air cushion material that is integrally covered over the outer side surface, 13 is an extension portion in which the air cushion material 12 extends toward the lid open end of the plastic case body 11, and 14 is an extension portion 13. A planar fastener 15, which is provided and is detachably locked to the plastic case body 11, is a substantially disk-shaped gas reservoir formed by arranging a large number on the resin sheet surface of the air cushion material 12.
The medium storage case 10 stores a medium M as an information recording medium such as a CD or a DVD, and a medium fixing portion 11d for fitting in a fixing hole formed in the center of the medium is provided in the inner rectangular plate shape. ing.
The plastic case body 11 is formed by injection molding or the like using a hard resin such as polyethylene resin or polycarbonate resin as a raw material, and has a substantially rectangular media storage portion 11a for storing a medium M such as a CD, and one side of the media storage portion 11a. The base 11b is provided with a lid 11c having a peripheral edge for protecting the medium M accommodated by being pivotally attached to the base 11b.

The air cushion material 12 is an impact cushioning material cut into a substantially rectangular shape in which a large number of disk-like gas reservoirs 15 are arranged on a soft polyethylene resin sheet, and the media storage portion 11a extends from the tip of the lid portion 11c that is opened and closed. The base plate is provided with an extending portion 13 that is extended by a width of 10 to 50 mm.
A planar fastener 14 such as Velcro (registered trademark) is disposed at the center position of the extending portion 13 and the corresponding lid portion 11c. As shown in FIG. 1B, the extended portion 13 of the air cushion material 12 is wound around the lid portion 11c in the closed state so that the extended portion 13 and the cover portion 11c are interposed via the planar fastener 14. Is attached and fixed to protect the media storage case 10 holding the media M (see FIG. 1C).

  The air cushion material 12 is not particularly limited as long as it has air cushioning properties, but a foamed sheet can also be used from the viewpoint of cost and printability. For example, a foamed sheet comprising a thermoplastic resin foam layer, a paper-based base material layer, and a thermoplastic resin layer is used from the outer surface side so that the foam layer of the foam sheet contacts the recording surface of the media. Overlay on. Furthermore, a uniform foamed layer can be obtained as a whole by providing a transparent resin layer between the foamed layer and the base material layer in the foamed sheet. Moreover, you may provide a printing layer between a base material layer and a transparent resin layer, or between a foaming layer and a transparent resin layer.

As shown in FIG. 2, since the outer periphery of the media storage case 10 is covered with an air cushion material 12 having a gas reservoir portion 15, the air cushion material 12 absorbs an external impact to securely secure the media M. Can be protected.
Further, when mailing a medium such as a CD, the hard plastic case main body 11 is not damaged or the recording surface of the medium M is not damaged, and the medium storage case 10 can be sent in an envelope. It can be sent cheaply and safely. In other words, since the air cushion material is integrally covered on the outer side surface or the inner side surface of the plastic case main body in which the media is stored, the media storage case and the media stored in the inside can be reliably protected against external impacts. Can be protected. Furthermore, since the extended portion 13 of the air cushion material 12 is provided with a planar fastener 14 that is detachably locked to the plastic case main body 11, the extended portion 13 can be easily locked only by being wound around the case main body. Can be used over and over again. In addition, since the lid portion 11c of the media storage case 10 is locked by the planar fastener 14, it is possible to effectively prevent the media stored inside during conveyance from being inadvertently taken out.
The media storage case 10 of Embodiment 1 can provide predetermined air elasticity and design to the media storage case 10 by a large number of gas reservoirs 15 provided on the surface of the air cushion material 12, and is easy to use. A media storage case having excellent media protection can be obtained.

(Embodiment 2)
FIG. 3 is a side sectional view of the media storage case according to the second embodiment. In FIG. 3, 20 is a media storage case of the second embodiment, 21 is a substantially rectangular plate-shaped plastic case main body in which the medium M is stored, and 22 is integrally covered over the inner surface of the plastic case main body 21. Air cushion material.
The media storage case 20 stores media M as information recording media such as CDs and DVDs, and the plastic case body 21 is molded by injection molding or the like using a hard resin such as polyethylene resin or polycarbonate resin as a material. A media fixing portion 21 for fitting into a fixing hole formed in the medium is provided at the center of the inside.
The air cushion material 22 is formed by cutting a sheet-like material into a predetermined size and covering the inner surface of a plastic case main body 21 having a lid portion and configured to be freely opened and closed via an adhesive means or a thermocompression means. be able to.

The air cushion material 22 desirably has a cushioning property on at least one side of the sheet shape. Here, a foam sheet is applied as the air cushion material 22. The foam sheet has paper or the like as a base material and the front side and the back side are covered with a thermoplastic resin. The base paper or synthetic resin plate preferably has a basis weight of, for example, 100 to 400 g / m ² and a moisture content of 3 to 10%. And the water | moisture content in a base material is evaporated by heating, and the thermoplastic resin of the surface side is foamed with the force of the vapor pressure. As the thermoplastic resin, polyethylene resin, polypropylene resin, polyester resin, polyvinyl chloride resin, polystyrene resin, or the like is used. This thermoplastic resin is laminated on both the front and back surfaces of a substrate on which printing or the like has been performed. The lamination method includes an extrusion coating method in which a resin is melted and applied, or a lamination method in which a film is bonded. The thickness of the thermoplastic resin on the surface to be the foam layer is preferably in the range of 10 to 50 μm. On the other hand, the thickness of the thermoplastic resin layer on the back surface is not particularly limited. In this way, the sheet is punched into a size to be used and heated to evaporate moisture in the base material, and a foam structure is generated in the surface thermoplastic resin layer by the vapor pressure and thermal expansion of air. As a heating means, a method using hot air, infrared rays, far infrared rays, microwaves, high frequency, or the like can be applied.

  In the media storage case 20 of the second embodiment, since the air cushion material 22 contacts and supports the medium M, even if the medium M inside the case vibrates during transportation, it does not damage itself. The media M can be protected directly. It is also possible to send a mailing address or the like to the media storage case 20 with a label attached thereto, thereby avoiding excessive packaging when mailing the media or the like and reducing the mailing cost.

(Embodiment 3)
FIG. 4 is a side sectional view of the media storage case according to the third embodiment. In FIG. 4, 30 is a media storage case of the third embodiment, 31 is a substantially rectangular plate-shaped plastic case main body, and 32 is a large number of gas reservoirs 33 integrally covered over the inner surface of the plastic case main body 21. This is an air cushion material configured by arranging.
The air cushion material 32 is arranged on the inner surface of the plastic case main body 31 so as to abut on both sides of the medium M to be accommodated, and even if the shape or size of the medium M changes slightly, the air cushion material 32 is clamped. It can be held stably. The plastic case body 31 is made of a relatively hard plastic, such as polypropylene, polycarbonate, or polyethylene terephthalate. In addition, for example, polylactic acid, polybutylene succinate, poly It is also possible to apply biodegradable plastics such as caprolactone and recycled resins. Thereby, it can be made excellent in resource saving and considering environmental issues. Especially when recycled resin is used, resources can be used effectively. When biodegradable resin is used, it can be disposed of in the soil as it is, making it easy to dispose of it after use. In addition, environmental pollution can be avoided.

  The gas reservoir 33 of the air cushion material 32 can be filled with a gas containing a fragrance or a bactericide component or a volatile component. Accordingly, these gas components can be released by crushing some of the gas reservoirs 32 as required by the user. Therefore, for example, when the media is stored for a long period of time, generation of mold or the like can be suppressed by breaking the gas reservoir 33 containing the bactericidal component or the antibacterial component. In addition, the gas reservoir 33 contains a fragrance component suitable for a song name included in a CD or the like to produce the mood, or to prepare a different fragrance component for each song name or genre, etc. Can be used as an identification marker when handling the media.

  Since the media storage case 30 of the third embodiment is configured as described above, in addition to the operation of the first and second embodiments, the structure is simple and the production product in the manufacture of the media storage case is as follows. In addition to being excellent in design and versatility, it is versatile enough to handle media of different types and sizes.

(Embodiment 4)
FIG. 5 is a side sectional view of the media storage case according to the fourth embodiment. In FIG. 5, reference numeral 40 denotes a media storage case according to the fourth embodiment, 41 denotes a substantially rectangular plate-shaped plastic case body that is openable and closable so that the medium M is stored, and 42 and 43 denote front and back sides of the plastic case body 41. It is a pair of upper and lower air cushion materials that are integrally covered over the inner side surface and have an air layer and bulge to the center side.
The air cushion materials 42 and 43 are, for example, cushioning materials that are held such that four sides of a polyethylene resin sheet or the like are bonded and fixed to the corners of the plastic case main body 41 and the central portion bulges inward. The medium M accommodated by being arranged to face each other can be softly pressed and held from both sides. Note that the durability of the media storage case 40 can be further enhanced by covering the outside of the plastic case body 41 with an air cushion material in which a large number of gas reservoirs are arranged as in the first embodiment.

(Embodiment 5)
FIG. 6 is a side sectional view of a media storage case according to the fifth embodiment. In FIG. 6, 50 is a media storage case of the fifth embodiment, 51 is a substantially rectangular plate-shaped plastic case body that is openable and closable so that the medium M is stored, and 52 is a front side surface of the plastic case body 41. An air cushion material 53 that is integrally covered and has an air layer and bulges toward the center, 53 has a gas reservoir and a bubble layer that are covered on the inner bottom surface side of the plastic case body 51. An air cushion material 54 formed into a sheet shape is a check valve for press-fitting air into the air cushion material 52.
The air cushion material 52 is a cushioning material that has four sides such as a polyethylene resin sheet bonded and fixed to the corners of the plastic case body 41, and is held so that the center portion bulges inward. With the air cushion material 53 thus formed, it is possible to hold and hold the medium M to be stored from both sides thereof.
Even if the air cushion material 52 is of a different shape, the pressure applied to the medium M can be appropriately adjusted by blowing air through the check valve 54 provided as necessary. . Thus, the media storage case 50 of Embodiment 5 has media protection and versatility while being carried.

FIG. 3 is a perspective view showing a media storage case usage mode according to the first embodiment. It is side surface sectional drawing of the media storage case holding the medium. 6 is a side cross-sectional view of a media storage case according to Embodiment 2. FIG. 6 is a side cross-sectional view of a media storage case according to Embodiment 3. FIG. 6 is a side cross-sectional view of a media storage case according to Embodiment 4. FIG. 10 is a side sectional view of a media storage case according to Embodiment 5. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Media storage case of Embodiment 1 11 Plastic case main body 11a Media storage part 11b Shaft part 11c Cover part 11d Media fixing part 12 Air cushion material 13 Extension part 14 Planar fastener 15 Gas reservoir part 20 Medium of Embodiment 2 Storage Case 21 Plastic Case Body 22 Air Cushion Material 30 Media Storage Case of Embodiment 3 31 Plastic Case Body 32 Air Cushion Material 33 Gas Reservoir 40 Media Storage Case of Embodiment 4 41 Plastic Case Body 42, 43 Air Cushion Material 50 Media Storage Case of Embodiment 5 51 Plastic Case Body 52 Air Cushion Material 53 Air Cushion Material 54 Check Valve

Claims (6)

  A media storage case comprising a plastic case main body for storing media such as a CD, a DVD, and an MD, and an air cushion material integrally covered on an outer side surface or an inner side surface of the plastic case main body.   The air cushion material includes: an extending portion that is wound around the plastic case body; and a planar fastener that is provided in the extending portion and is detachably locked to the plastic case body. The media storage case according to claim 1.   3. The media storage case according to claim 1, wherein the air cushion material includes hemispherical, disk-shaped, and rectangular parallelepiped gas reservoirs arranged in a large number between resin sheets.   The media storage case according to claim 1, wherein a fragrance component and a bactericidal component are enclosed in the gas reservoir.   The media storage case according to claim 1, wherein an antistatic agent is applied to the air cushion material. The disk-shaped medium accommodated in the plastic case main body is sandwiched and held by an air cushion material provided on both the front and back sides thereof, according to any one of claims 1 to 5, Media storage case.

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