JP2564842Y2 - Disc case - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disk case, and more particularly, to an improvement in a mechanism for attaching and detaching a disk to and from a case body.

[0002]

2. Description of the Related Art Conventionally, as shown in FIGS. 5 and 6, for example, a disk body of this kind has a case body C having a circular concave portion A on the upper surface and a disk engaging portion B at the center of the concave portion A.
And a lid D provided on the case body C so as to be openable and closable. Disk E in the recess A of the case body C, the central bore
(Center hole) Insert while inserting the locking part B into F
It is fixed so as to be locked, and is completely stored and held in the case by closing the lid D. In addition, disk E
When detaching from the case body C, the locking portion B may be deformed in the center direction.

[0003]

However, in this case, the diameter of the engaging portion B is small, and the surface of the center hole F is rubbed when the disk is removed, and a bending stress acts on the disk E. Also, two points in the diameter direction of the disk E and the center hole F
However, there is a problem that removal is troublesome. Japanese Utility Model Laid-Open No. 5-81088 “Disc Storage Case” published after filing the application of the present invention includes:
A disc case is disclosed in which a push button provided on a case main body is pressed to reduce the slit width of a locking portion that locks in a disk center hole, thereby releasing the locking of the locking portion to the disk. However, this device is configured to lock or release the disk while operating the push button or the slide button. Therefore, for example, when the disk is removed, the disk is locked by operating the push button. It is necessary to release the disk, and hold the disk in the released state while holding the disk with a fingertip. Therefore, the disk cannot be removed with only two fingers, and the operability is greatly improved as compared with the conventional disk case. It had problems such as being unable to do so. Therefore, the purpose of the present invention is to apply two fingers without bending stress on the disc.
To provide a disc case which can be removed to take easily disk only.

[0004]

SUMMARY OF THE INVENTION Accordingly, in order to achieve the above-mentioned object, the present invention provides a concave portion for accommodating a disk and a recess.
Square flat plate with a groove that traverses the center of the recess
The case body and the outer end is at the edge of the groove and the inner end
A locking position where the portion locks on the inner wall of the center hole of the disc;
The outer end is pushed slightly inward from the edge of the groove and
An unlocking release in which an end is disengaged from the inner wall of the center hole of the disc
Holds in the groove so that they can be close to and separated from each other between the release positions
Pair of disk supports, and the pair of disk supports
And a biasing means for biasing their respective the engaging position side, the cable
Two sides of the four sides of the main body where the edge of the groove intersects
It is supported in the vicinity of both ends of one of the two sides except for opening and closing freely.
And a cover body. Ma
In addition, the urging means is engaged with a side surface of each of the disk supports.
Stop and attach the disc supports to the locking position side, respectively.
A biasing leaf spring, or the biasing means is
Coil spring disposed between inner ends of a pair of disk supports
And the like.

[0005]

BRIEF DESCRIPTION OF THE DRAWINGS FIG.
This will be described with reference to FIG. Figure 1 shows the disk case of the present invention.
FIG. 2 is a perspective view showing one embodiment of the disk, and FIG.
FIG. 3 is a plan view of the disk support, and FIG.
Plan view showing a disk support portion of another embodiment of the present invention,
FIG. 4 is a sectional view of the disk support shown in FIGS.
You. In FIG. 1 , reference numeral 1 denotes a square plate-shaped case main body, on the upper surface of which is formed a circular concave portion 2 and a U-shaped cross section 3 crossing the concave portion 2. A pair of disk supports 4 are arranged in the groove 3 so as to be able to approach and separate from each other . The disk support 4 includes a main body 5 movable along the groove 3 and a locking portion 6 protruding from an inner end of the main body 5. Note that the locking portion 6, to facilitate attachment and detachment of the disk, the tapered portion is formed as shown in FIG. On the other hand, the case body 1 has four
Excluding the two sides where both ends of the groove 3 intersect
Sides, that is, two sides parallel to the longitudinal direction of the groove 3 here.
U-shaped lid 7 can be freely opened and closed at both ends of one of the sides
It is supported by. The side portions 7a on both sides of the cover 7 cover the side surfaces of the case main body 1 and the main body 5. The disc support 4 is
The outer end of the main body 5 is at the edge of the groove 3 and the locking portion 6 is
Locks on the inner wall of the center hole F of the disc E
And whether the outer end of the main body 5 is an edge of the groove 3
Is slightly pushed inward, and the locking portion 6 is in the center hole of the disk E.
F between the unlocking positions which are separated from the inner wall of F
They are held so as to be able to approach and separate from each other. Also, the main body 5
The two side surfaces are leaf springs at two places, the inner end side and the outer end side.
8 is locked at one end, and the other end is fixed between the fixed columns 9 and 10.
The supported leaf spring 8 sandwiched between the
Each of the bodies 4 is biased toward the locking position. Then,
When removing the disk E held in the disk case
The operation will be described first. First, remove the lid 7 of the disc case
Open the lid and rotate the disk E
One of the edges is located at the edge of the groove 3
Of the hand, for example, with the thumb and the middle finger. At this time,
The outer end of each body 5 of the pair of disk supports 4 is
Hold the edge of the disc E from the outside so that your finger touches it
And pushes the pair of disk supports 4 toward the center of the recess 2.
Press. A pair of disc supports pressed from the outer end side
4 is in the direction approaching each other against the urging force of the leaf spring 8.
To move, until the inner wall of the center hole F of the disc E
The pair of locking portions 6 that have been locked are separated from the inner wall of the central hole F.
Then, the lock on the disk E is released. That is, one
Move the pair of disk supports 4 from the locked position to the unlocked position
By moving it, the lock on the disk E is released.
You. Therefore, the outer end of the main body 5 is moved outward with the release of the lock.
The finger that was pinched from above was locked to the periphery of the disc E
And pull up the disc E to the case body 1
Can be removed. Next, remove from the disc case.
When returning the removed disk E to its original state, first,
The diameter of the disk E is divided into the one hand, for example, the thumb and the middle finger
And the surface of the disk E in the recess 2 of the case body 1.
And the center hole F is engaged with the locking portion 6. However
Slightly prior to this engagement, the finger holding the disk E
The outer ends of the main bodies 5 of the pair of disc supports 4
, And pressed toward the center of the recess 2. Outer end side
The pair of disk supports 4 pressed from the
Because they move closer to each other against the biasing force,
The distance between the pair of locking portions 6 is reduced, and the center hole F of the disc E is reduced.
The locking portion 6 can be easily inserted into the inside. End Insert
Release the pressure on the disc support 4
You. As a result, the pair of disk supports 4
From the unlocked position to the locked position by the spring force of
Locking portion 6 abuts on inner wall of central hole F to lock disk E
I do. Thus, after the locking is completed, the outer end of the main body 5
Disk E is detached from case body 1 even when finger is released
I will not do it. Then, the lid 7 is closed in this state.
Since the case body 1 is entirely covered with the lid 7,
If you accidentally touch the main unit 5 to drop the disc E,
Accidents will not occur. FIG. 3 shows another example of the present invention.
The groove 3 is provided with a pair of
Rails 12 are provided, and each rail 12 has a main body.
The parts 5 are respectively movably arranged. Also, a pair
As means for urging the main body 5 to the locking position,
A coil spring 11 is compression-fitted between inner ends of the coil spring 11. this
In this embodiment, as in the previous embodiment, the disc E is mounted.
When detaching, move a pair of body parts 5 along rail 12
As a result, the inner wall portion of the center hole F is rubbed by the locking portion 6.
Easily attach or remove disk E without
I can do it.

[0006]

[Effects of the Invention] As described above, according to the present invention,
Case so that the edge is located in a position not obstructed by the lid
A pair of disk supports are inserted into grooves formed across the
Hold the holder with the outer end at the edge of the groove and the inner end
The locking position for locking to the inner wall of the center hole of the
Pressed slightly inward from the edge, and the inner edge
Close to each other during the unlocked position, which disengages from the inner wall of the central hole.
Hold the disc support so that it can be separated
Because it is configured to bias toward the locking position, the disc case
To remove the disk held in the
Open the cover of the case and open the disc held by the case body.
In the peripheral part of the groove, the contact located at the edge of the groove,
With one hand, eg thumb and middle finger, with the disc
Hold the pair of dice against the biasing means toward the center of the recess.
Press the disk support and engage the disk support from the locked position.
By moving the lock to the stop release position,
Can be released, so that the fingers can be released
Pulling up while retaining the edge of the disc
Can be removed from the main body, and vice versa.
The disk removed from the disk case back to its original state
In this case, the disc can be easily removed by the reverse operation using only two fingers.
The disk can be mounted so that bending stress is not applied to the disk.
It can be easily attached and detached with one touch without removing
After the lock of the disc is completed,
It is released, and that the disk is detached from the case body
And the case is entirely closed by closing the lid.
Is accidentally touched by the disc
To prevent accidents such as dropping a disc
It has excellent effects, such as being able to perform. Further, the urging means
To the side of each disk support,
Are configured with leaf springs that bias each to the locking position side?
From both sides of the groove that defines the moving space for the disc support
The urging means can be arranged using the space,
Design the position of the step or the biasing force with a high degree of freedom
And the like. Furthermore,
Biasing means disposed between the inner ends of the pair of disk supports.
Movement of the disc support
Using the groove itself that defines the space as a spring mounting space
The urging means can be arranged, and the arrangement position of the urging means is
Although limited, the biasing force set according to the spring constant
To ensure that the disc support is urged.
It works.

[Brief description of the drawings]

FIG. 1 is a perspective view showing one embodiment of a disc case of the present invention.

FIG. 2 is a plan view of the disk support shown in FIG.

FIG. 3 is a diagram showing another embodiment of the disk case shown in FIG . 1;
It is a top view which shows a disk support part .

FIG. 4 is a cross-sectional view of the disk support shown in FIGS.

FIG. 5 is a perspective view showing an example of a conventional disk case .

FIG. 6 is a perspective view of a disk.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Case main body 2 Concave part 3 Groove part 4 Disk support body 5 Main body part 6 Locking part 7 Lid 8 Energizing means (leaf spring) 11 Energizing means (coil spring)

Claims (3)

(57) [Scope of request for utility model registration] 1. A recess for accommodating a disk and a recess for the recess.
Square plate-shaped case book with a groove crossing the central part
Body, the outer end is at the edge of the groove and the inner end is
The locking position for locking to the inner wall of the center hole of the disc and the outer end
The groove is pushed slightly inward from the edge and the inner end is forward.
In the unlocked position where it is released from the inner wall of the center hole of the disc.
Between the pair, which are held in the groove so as to be close to and separated from each other.
Disk support and the pair of disk supports, respectively.
A biasing means for biasing to the locking position side;
Two sides of the four sides excluding the two sides at which the ends of the grooves intersect
A lid body that is openably and closably supported near one end of one of the
A disk case comprising: 2. The disk drive according to claim 1 , wherein said urging means comprises :
The disk supports are locked to the side surfaces of the
2. The disk case according to claim 1, wherein the disk case is a leaf spring biased to a position side . 3. The disk drive according to claim 1 , wherein said urging means comprises a pair of disc supports.
2. The disk case according to claim 1, wherein the disk case is a coil spring disposed between the inner ends of the holding body .