JP2013119425A - Disk protecting case - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a disk protecting case which is a protecting case of a circular disk, prevents damage of the case caused when a lid surface of the case abuts a bottom base end side, and has high usability, rigidity, and productivity.SOLUTION: In the disk protecting case, an insertion locking part is provided at the center of a bottom of the case composed of the bottom and the lid coupled to be openable/closable by a hinge, and the lid is provided with a locking piece which retains a card-shaped interior jacket and/or an interior book. A hinge end side of a lid base part has an approximately L-shaped cross section in which a rear wall is provided to rise therefrom. Stoppers are provided at both end parts facing cut outs of a bottom base part.

Description

  The present invention relates to a protective case for a disk-shaped disk such as a CD-ROM or a DVD-ROM, and in particular, the occurrence of damage to the surface of the case caused by the lid surface of the case coming into contact with the bottom base end is formed by a protrusion. The present invention relates to a disk protective case that is highly usable, rigid, and productive, which prevents rotation by controlling the contact stopper.

  Conventionally, various types of disk cases have been developed for storing, storing and carrying disk-shaped information recording disks such as CD-ROMs and DVD-ROMs. For example, a protective bag with a shape sandwiched between cardboards, a protective bag made of vinyl with a sheet for protecting the disk storage surface, a plastic box, etc. There is something. CD-ROMs, DVD-ROMs, etc. are vulnerable to scratches and dirt, and the recording surface can be damaged by a slight impact, making recording impossible. Therefore, it is desirable to use a hard and light material for the protective case. Therefore, a disk protective case made of a material such as plastic is now widely used.

  As a conventional disk protective case, for example, there is a technique disclosed in Japanese Patent Laid-Open No. 2001-247184. According to the present invention, a foldable CD case comprising a bottom (sitting part) for storing a CD and a lid (lid part) hinged to be openable and closable, between the base end side and the front end side of the lid A structure has been disclosed in which standing walls are formed on the inner surfaces of both sides of the lid, an interval for sandwiching the title display sheet from the direction orthogonal to the inner surface of the lid is formed, and locking claws for holding the sheet are formed protrudingly. A technique for manufacturing a thin CD case at a low cost by a simple process is disclosed.

  However, in the above invention, since the hinge is formed to be slightly longer in order to prevent the bottom and the lid from coming into contact with each other during folding, depending on the strength of the hinge, the hinge may fall due to falling to the floor, etc. There was a problem of damage. In addition, this structure requires a notch space for allowing the bottom base to rotate with the lid closed for the convenience of the folding structure. It was not excellent in usability.

  The applicant of the present invention is an applicant of an idea relating to a disk protective case structure disclosed in Utility Model Registration No. 3060402, and is engaged in research and development of this type of disk protective case structure. In the above device, all the problems included in the above-mentioned Japanese Patent Application Laid-Open No. 2001-247184 have been solved, and there is a technology relating to a disk protective case that has strength, high usability, and excellent productivity with reduced costs. Developed and offered.

The disk protection case is intended to protect a disk such as a CD-ROM or DVD-ROM from damage. However, in the case of commercially available music CDs, DVDs such as movies, etc., other decorative properties are required. It is. For example, it is often performed to promote sales as a product with rich decorativeness by coloring the raw material of the disk protective case or by mixing it with lame or the like. Thus, in the current market where emphasis is placed on the decoration, it has been desired to avoid as much as possible the technical disadvantages of the conventional case in which the surface of the lid of the disk protective case is damaged.
However, the disc protective case disclosed in Utility Model Registration No. 3060402 has a structure in which the lid comes into contact with the bottom end portion, and therefore there is a structural problem that the lid surface is scratched when repeated opening and closing. It was.

Therefore, it has been desired to develop a disk protection case having high usability and rigidity that has a structure that can be produced at a low cost without excessively complicated structure and that does not scratch the surface.
JP 2001-247184 A Utility Model Registration No. 3064202

  In order to solve the above-mentioned problem, the present invention is a protective case for a disk-shaped disk such as a CD-ROM or DVD-ROM, wherein the lid surface of the case is controlled by a stopper to rotate and abut against the bottom base end. An object of the present invention is to provide a disk protective case that is highly usable, rigid, and highly productive to prevent damage to the case.

  In order to achieve the above object, a disk protective case according to the present invention is a substantially cylindrical insertion locking portion that holds a disk at the center of the bottom of a case composed of a bottom and a lid that are openably and closably connected by a hinge. A disk protective case provided with a center hole and a locking piece for holding a card-like interior jacket and / or interior book inserted from the opened edge on the inner surface of the base, and closing the bottom and the lid In order to align and engage the hinge end of the lid base with the inner surface of the hinge base of the bottom base, the lid end of the lid base has a substantially L-shaped cross section with the rear wall standing upright, With the bottom and lid open, cut the bottom base to prevent over-rotation and prevent the rotated lid surface from touching and damaging the bottom base edge. Left portion of the lid base portion at both ends facing the body and a structure in which a right end portion and the protruding stopper abutting.

The bottom is provided with a flat or curved seating surface in the vicinity of the base of the center hole, which is a substantially cylindrical insertion locking portion capable of holding the disc, to secure a gap between the disc and the bottom. It is a configuration.
In addition, the lid has a configuration in which a center hole, which is a substantially cylindrical insertion locking portion that can hold the disc, is provided at the center.

  In addition, the insertion locking part is composed of a locking part having a height high enough to allow a plurality of disks to be stacked and locked. In this configuration, the locking member is mounted.

Since the present invention is configured as described in detail above, the following effects are obtained.
1. Since the protrusion-shaped stoppers are provided at both ends facing the notch of the bottom base portion, the surface can be prevented from coming into contact with the bottom base end side and being damaged without excessive rotation of the lid. Further, since the hinge end side of the lid base portion has a substantially L-shaped cross section in which the rear wall is erected, a high-strength disk protection case can be provided.
2. Since a flat or curved seating surface is provided in the vicinity of the insertion locking portion, a gap between the disk and the bottom can be secured, and damage to the disk surface after storage can be prevented.

3. Since the insertion locking portion is provided at the center of the lid, it is possible to provide a disk protective case that can hold a plurality of disks.
4). Since the insertion locking portion is secured at a high level, it is possible to provide a disk protective case capable of simultaneously stacking and locking a plurality of disks.

  Hereinafter, a disk protective case according to the present invention will be described in detail based on an embodiment shown in the drawings. FIG. 1 is a plan view of the entire disk protection case, and FIG. 2 is a plan view of the bottom of the disk protection case. FIG. 3 is a plan view of the lid of the disk protection case, and FIG. 4 is a side view of the bottom of the disk protection case. FIG. 5 is an enlarged view of the bottom base, and FIG. 6 is an enlarged view of the lid base. FIG. 7 is a side view of the lid of the disk protection case, and FIG. 8 is a perspective view of the hinge portion with the lid closed. FIG. 9 is an enlarged view of the hinge portion, and FIG. 10 is a plan view of the disk protection case in which the insertion locking portion is mounted on the lid. FIG. 11 is a perspective view of an insertion locking portion provided with a protruding locking member.

  As shown in FIG. 1, the disk protective case 10 of the present invention includes a lid 20 (seat portion) that accommodates and holds the disk 60, and a lid 30 that has a space for holding the card-like interior jacket 70 and / or the interior book 72. The lid 20 is a thin box body, one side of the square box body is joined, and the bottom 20 and the lid 30 are connected to each other via a hinge 40 so as to be rotatable with respect to each other. Structure.

  As shown in FIG. 2, the bottom 20 is a square flat-plate seating member that holds the disk 60, and rising side walls are provided on the four sides. A center column, which is a substantially cylindrical insertion locking portion 50, is provided in the center, and the disk 60 has a structure in which a central circular hole is closely fitted and locked. The insertion locking portion 50 is formed to have the same diameter as the circular hole at the center of the disk 60 or a diameter that is slightly larger than can be fitted. Since the bottom 20 is a member that holds the disk 60 and directly protects it from breakage or the like, it is desirable that the bottom 20 be made of a lightweight and strong material. In the present embodiment, the material is configured as a visible plastic in consideration of the convenience of conveyance.

  The lid 30 is a lid and is also a member that holds the card-shaped interior jacket 70 and / or the interior book 72. As shown in FIG. 3, a plurality of locking pieces 32 provided for holding the card-shaped interior jacket 70 and the interior book 72 are provided on the inner surface of the side wall of the lid 30. The lid 30 is preferably made of a lightweight and strong material like the bottom 20. In this embodiment, considering the operability of opening and closing and the convenience of conveyance, the material is configured as a visible plastic.

  As shown in FIG. 4, the hinge 40 is a connecting member provided at the base 20 a of the bottom 20 and connects one side of the bottom 20 and one side of the lid 30 so as to be freely opened and closed. The base 20a of the bottom 20 is provided with a convex fitting convex portion 47a as shown in FIG. 5, while the base 30a of the lid 30 has a concave fitting concave portion as shown in FIG. 47b is provided. The bottom 20 and the lid 30 are fitted in a freely rotatable manner via a fitting portion 47 of the hinge 40. More specifically, the fitting portion 47 of the hinge 40 includes a fitting convex portion 47a provided on the bottom 20 and a fitting concave portion 47b provided on the base portion 30a of the lid 30, and the fitting convex portion. When 47a fits into the fitting recess 47b, the bottom 20 and the lid 30 are rotatably connected.

  Further, as shown in FIG. 5, a cut 44 is provided on the inner surface of the hinge 40. The cut 44 is a flat hole opened in the bottom 20. This prevents the base 30a of the lid 30 from coming into contact with the bottom 20 during the shaft rotation of the lid 30 around the fitting portion 47, facilitates opening and closing by the shaft rotation, and prevents damage to the bottom 20 at the same time. can do.

  The lid 30 has a rear wall 34 standing on the hinge side end of the base 30a of the lid 30. As shown in FIG. 7, the rear wall 34 has a substantially L-shaped cross section. With this shape, the hinge side end side of the base portion 30a of the lid 30 can be fitted in an aligned manner with the inner surface of the hinge side end side of the base portion 20a of the bottom 20.

  In the conventional disk protection case, when the lid is closed, the bottom base has a space between the lid and the bottom, so there is a possibility that your fingers may be caught when opening the lid, making it safe to use. There was a problem. In the present invention, as shown in FIG. 8, since the rear wall 34 is raised even when the bottom 20 and the lid 30 are closed, the notch space is closed, so that there is no possibility of pinching a finger and the problem in use is solved. As a result, it has become possible to provide a safe disk protection case.

  As shown in FIG. 9, a protruding stopper 42 is provided on the inner surface portion of the hinge 40. The stopper 42 contacts the left end and the right end of the base 30a of the lid 30 when the bottom 20 and the lid 30 are open. Accordingly, it is possible to prevent the lid 30 from over-rotating, and it is possible to prevent the lid 30 from being damaged due to the surface of the rotated lid 30 being completely in contact with the end portion of the base 20a of the bottom 20. became. It is desirable that the surface where the stopper 42 abuts on the lid 30 has a shape that prevents the pressing force when the stopper 42 abuts on the lid 30 from being applied locally. In the present embodiment, as shown in FIG. 9, the shape is parallel to the bottom surface of the bottom 30. Thereby, since the pressing force when the stopper 42 abuts on the lid 30 can be dispersed, it is possible to prevent the lid 30 from being damaged by the stopper 42.

  The insertion locking portion 50 is a member provided to hold the disc 60, and is a substantially cylindrical center column as shown in FIG. The insertion locking portion 50 fits into the circular hole at the center of the disc-shaped disc 60, thereby fixing and holding the disc 60. For this reason, it is desirable that the diameter of the insertion locking portion 50 is substantially the same as the diameter of the center hole of the disk 60 or a slightly larger diameter depending on the softness of the center cylinder.

  A seating surface 52 is provided in the vicinity of the insertion locking portion 50 as shown in FIG. The seating surface 52 is a convex seating surface provided in the vicinity of the base portion of the center hole that constitutes the substantially cylindrical insertion locking portion 50 that holds the disk 60. By providing the seating surface 52, it is possible to secure a gap between the disk 60 and the bottom 20, and it is possible to prevent the recording surface of the disk 60 from coming into contact with the bottom 20 and being damaged.

  The seat surface 52 is desirably provided in the vicinity of the insertion locking portion 50 so that the recording surface of the disk 60 and the bottom 20 do not come into contact with each other. Further, the shape of the seating surface 52 may be a flat shape or a curved surface shape, but is not limited to this shape, and the usage of the disc protection case 10 (music / video CD, DVD, data recording) CD-R, DVD-R, etc.) can be selected as appropriate.

  As another embodiment of the disk protection case 10, as shown in FIG. 10, a substantially cylindrical insertion locking portion 50 that can hold the disk 60 at the center of the lid 30 can be provided. As a result, a plurality of disks can be held simultaneously. This makes it possible to provide a disk protective case with high usability, rigidity, and productivity.

  In the above embodiment, it is desirable to provide a seating surface 52 in the vicinity of the insertion locking portion 50 so that the recording surface of the disk 60 and the lid 30 do not come into contact with each other. In the case of this embodiment, the locking piece 32 cannot be provided to hold the card-shaped interior jacket 70 and the interior book 72 on the inner surface, and therefore the locking piece 32 may not be provided. In this case, an embodiment in which the card-like interior jacket 70 is bonded and fixed to the outside of the disk protective case 10 can be considered.

  Further, as shown in FIG. 11, the insertion locking portion 50 can have a sufficient height so that a plurality of disks can be stacked and locked. In the insertion locking portion 50a that can stack and lock the disks, a protruding locking member 54 is provided around the side surface of the locking portion 50a in order to ensure a gap between the disks. As a result, a plurality of disks 60 can be stacked and locked, and the disks 60 can be prevented from coming into contact with each other and being damaged at the time of stacking.

  In the present embodiment, only one locking member 54 is mounted, but the number of the locking members 54 can be increased or decreased according to the number of disks 60 stacked.

Overall plan view of the disk protection case Top view of the bottom of the disk protection case Top view of the lid of the disk protective case Side view of the bottom of the disk protection case Enlarged view of the bottom base Enlarged view of lid base Side view of lid of disc protective case Perspective view of hinge part with lid closed Enlarged view of the hinge Top view of the disk protection case with an insertion lock on the lid The perspective view of the insertion latching | locking part which mounted the projection-shaped latching member.

DESCRIPTION OF SYMBOLS 10 Disc protective case 20 Bottom 20a Bottom base 30 Lid 30a Lid base 32 Locking piece 34 Rear wall 40 Hinge 42 Stopper 44 Notch 47 Fitting part 47a Fitting convex part 47b Fitting concave part 50 Insertion locking part 50a Stacking disk Insertion locking portion 52 that can be stopped 52 Seat surface 54 Locking member 60 Disc 70 Card-shaped interior jacket 72 Interior book

Claims (4)

A card-like card that is inserted from the open end while providing a center hole that is a substantially cylindrical insertion locking part that holds the disc at the center of the bottom of the case consisting of a bottom and a lid that are connected to each other by a hinge. In the disk protective case provided with a locking piece on the lid for holding the inner jacket and / or the inner book on the inner surface of the base,
In order that the hinge end side of the lid base portion can be aligned and engaged with the inner surface of the hinge end side of the bottom base portion in the closed state of the bottom and the lid, the cross section of the rear end of the lid base portion is substantially L With the shape,
In the open state of the bottom and lid, the left and right ends of the lid base are located at both ends facing the notch of the bottom base so that the rotated lid surface is prevented from being damaged due to contact with the bottom base edge. A disc protective case provided with a protruding stopper that comes into contact with the disk.   The bottom is provided with a flat or curved seating surface in the vicinity of the base of the center hole, which is a substantially cylindrical insertion locking portion that can hold the disc, to secure a gap between the disc and the bottom. The disk protective case according to claim 1.   3. The disk protective case according to claim 1, wherein the lid is provided with a center hole which is a substantially cylindrical insertion locking portion capable of holding the disk at the center.   The insertion locking portion includes a locking portion having a height high enough to allow a plurality of discs to be stacked and locked, and a protruding engagement on the side surface of the locking portion in order to ensure a gap between the disks. 4. The disk protective case according to claim 1, wherein a stop member is provided around the disk.

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