CN1226742C - Slim double disc case - Google Patents

Abstract

The invention relates to a thin double-disc optical disc box, which comprises an upper cover and a lower cover, wherein a rotating shaft is generated after the upper cover and the lower cover are clamped, the upper cover and the lower cover are respectively provided with a central span position when being manufactured and molded, the central span position at least comprises three elastic clamping claws, the elastic clamping claws are in an L-shaped structure with a horizontal protruding part and an upright protruding part, the horizontal protruding part of the L-shaped structure extends along the radiation direction or the anti-radiation direction of the central span position and is connected with the upper cover or the lower cover in parallel, the arrangement of the elastic clamping claws of the upper cover and the elastic clamping claws of the lower cover is not symmetrical by the rotating shaft, two optical discs are mutually clamped with the central span positions of the upper cover and the lower cover by utilizing central holes thereof, and are stored in the optical disc box, and the thickness of the clamped upper cover and the lower cover is about 5mm to 5.5 mm.

Description

Slim double disc case

technical field

The invention relates to an optical disc box capable of storing two optical discs, in particular to a thin optical disc box whose thickness is only between 5mm and 5.5mm.

Background technique

Optical recording media have the advantages of large storage capacity, accurate signals, and difficult data loss. Therefore, optical recording media have been widely used in general consumers. Also therefore has driven the development of the optical disc box that stores the optical recording medium. Taking the optical disc in the optical recording medium as an example, the most commonly used one for storing optical discs is a three-piece optical disc case, which mainly includes a lower cover, a liftable upper cover, and a storage space in the lower cover space. The center of the storage box is provided with a center straddle and a multi-claw-shaped button. When storing, the center of the disc can be placed in alignment. The button retracts to release the disc.

However, in addition to the high manufacturing cost and time-consuming assembly of the above-mentioned three-piece optical disc case, its thickness is at least about 10 mm due to the configuration of the storage box, which is several times the thickness of the original optical disc. Both storage and transportation take up a lot of space.

Recently, a kind of thin optical disc case that is only half of the thickness of the three-piece optical disc case appears on the market, such as the patent of Taiwan Publication No. 417821 previously applied by the applicant, which discloses a two-part optical disc case. Under the condition of changing various functions of the original disc case, the thickness of the disc case is reduced to about 5.2mm, and this patent thus saves the way of placing the case to achieve the purpose of reducing the thickness.

However, such improvements still cannot meet the needs of consumers for storing rapidly increasing optical discs. The present invention aims at this and proposes an optical disc case that can accommodate the largest number of optical discs in the least space.

Contents of the invention

The purpose of the present invention is to provide a kind of thin type two disc box that can hold two discs.

The thin double disc box provided by the present invention has an upper cover and a lower cover, and the upper cover and the lower cover are engaged to form a rotating shaft, and the upper cover and the lower cover are relatively rotated by using the rotating shaft to complete the opening. Combined operations, where:

The upper cover and the lower cover respectively form a center straddle when they are manufactured, and the center straddle includes at least three clip claws, the clip claws are an L-shaped structure with a horizontal protrusion and an upright protrusion, The horizontal protruding portion of the L-shaped structure extends along the radiation direction or the anti-radiation direction of the center straddle, and is connected in parallel with the upper cover or the lower cover, and the clip claws of the upper cover are connected with the clips of the lower cover The setting of the claws is not symmetrical with respect to the rotating shaft. In addition, the thickness range of the upper cover and the lower cover after fastening is about 5 mm to 5.5 mm.

The clip claw of the present invention is an L-shaped structure with a horizontal protrusion and an upright protrusion, and the horizontal protrusion of the L-shaped structure extends along the outward or inward radial direction. The upright protrusion of the clip claw may include a protrusion, the protrusion being the top end of the upright protrusion on a side away from the center. The upright protrusions of the clip claws can also be inclined, and the direction of the inclination is away from the center. In addition, the upright protruding part of the clip jaw not only inclines away from the center, but also the vertical protruding part has a protrusion located at the top end of the upright protruding part away from the center.

On the upper cover and the lower cover, there are first protective ribs and second protective ribs, which are used to provide protection for the bottom of the disc when it is placed, so as to prevent the bottom of the disc from contacting and rubbing against the disc case, which will damage the data in the disc; The three protective ribs are used to provide protection on the top of the disc, preventing the disc from being directly subjected to pressure from above, causing the disc to deform or break;

The thin double disc case of the present invention also includes a paper box cover, and the narrow and long space formed between the two rear walls of the paper box cover can be put into a simple label so that the user can find the desired one. CD. The middle section of the first side wall of the lower cover is slightly concave, so as to facilitate grasping with both hands when opening. The second outer sidewall and the third outer sidewall of the upper cover are engaged with the fourth inner sidewall and the fifth inner sidewall of the lower cover respectively, which is realized by using the buckling mechanism of the protrusion and the pivot hole. Wherein the first side wall, the second outer wall and the fourth inner wall corresponding to each other, and the third outer wall and the fifth inner wall corresponding to each other all have a dustproof effect.

In order to make the above-mentioned purpose, features and advantages of the present invention more comprehensible, a preferred embodiment will be exemplified below and described in detail with reference to the accompanying drawings.

Description of drawings

Fig. 1 is the combined three-dimensional appearance diagram of the optical disc case of the present invention;

Shown in Fig. 2A is the first embodiment of the center straddle of the present invention;

Shown in Figure 2B is the second embodiment of the clip claw of the present invention;

Figure 2C shows the third embodiment of the clip jaw of the present invention;

Figure 2D shows the fourth embodiment of the clip jaw of the present invention;

Fig. 3A is another embodiment of the center straddle of the present invention;

Figure 3B is another embodiment of the center straddle of the present invention.

Detailed ways

The present invention provides a two-piece thin disc box that can hold two recording media. In this embodiment, the recording medium is an optical disc as an example. Fig. 1 is the three-dimensional exterior view of the combination of the present invention, and the optical disk 5 has a center hole 51, and the optical disk case 1 then has the upper cover 2 and the lower cover 3, and the upper cover 2 is provided with the rear wall 21, the center straddle 22, The second outer wall 24, the third outer wall 25, the first protective rib 26, the second protective rib 27 and the third protective rib 28, and the lower cover 3 is provided with a double protruding arm 31, a center straddle 32, a first side The wall 33 , the fourth inner wall 34 , the fifth inner wall 35 , the first protection rib 36 , the second protection rib 37 and the third protection rib 38 . The upper cover 2 and the lower cover 3 of the present invention respectively have the above-mentioned elements when they are manufactured, and the optical disc 5 is placed in the optical disc case 1 by engaging the central hole 51 and the center spans 22 and 32. The upper cover 2 and the lower cover 3 can accommodate an optical disc 5 respectively.

Two short sides 211 and a long side 212 are disposed on the narrow-shaped rear wall 21 of the upper cover 2 , and pivot holes 2110 are formed on the short sides 211 of the narrow-shaped rear wall 21 . There are bumps 310 on the double protruding arms 31 of the lower cover 3, and the protruding points 310 of the double protruding arms can be fastened with the pivot holes 2110 on the short side 211 of the rear wall 21, so as to engage the upper cover 2 of the present invention with the The lower cover 3 becomes a disc case 1, and the upper cover 2 and the lower cover 3 are engaged to generate a rotating shaft X, and the upper cover 2 and the lower cover 3 are relatively rotated by using the rotating shaft X to realize the opening and closing operation. The thickness of the closed disc case 1 is about 5 mm to 5.5 mm, and its preferred embodiment is about 5.2 mm.

The central straddle 22 or 32 of the present invention (the central straddle 32 is taken as an example below) can be realized in various ways. FIG. 2A is an enlarged view of a first embodiment of the center span 32 of the present invention. The center straddle 32 is made up of three clip claws 322, the left side of the figure is the perspective view of the clip claws 322, the right side is the side view of the clip claws 322, the clip claws 322 are a horizontal protruding part 3221 and an upright protruding part The L-shaped structure of 3222; the horizontal protruding portion 3221 of the L-shaped structure protrudes along the anti-radiation direction of the center span 32 and is connected in parallel with the lower cover 3; the upright protruding portion 3222 of the L-shaped structure can include a convex piece 3223, 3223 is located at the top of the upright protruding portion 3222 away from the center, so as to prevent the center hole 51 of the optical disc 5 from falling off after being engaged with the center span 321 , so as to prevent the optical disc 5 from being damaged and causing data loss. The elastic claws of the upper cover 2 and the elastic claws 322 of the lower cover 3 are arranged asymmetrically with respect to the rotation axis X (as shown in FIG. 1 ), so as to achieve the object that the disc case of the present invention has a thickness of only 5mm to 5.5mm .

Fig. 2B is an enlarged view of the second embodiment of the elastic jaw 322 of the present invention. Similarly, the left side of the figure is a perspective view of the elastic jaw 322, and the right side is a side view of the elastic jaw 322, which is consistent with the first embodiment of Fig. 2A The difference is that the horizontal protruding part 3221 of the second embodiment extends along the radial direction, while the protrusion 3223 of the vertical protruding part 3222 is still located at the top of the upright protruding part 3222 away from the center.

Fig. 2C and Fig. 2D are another embodiment of the structure that prevents the disc from coming off, the upright protrusion 3222 of the L-shaped structure in Fig. 2C is inclined, and the direction of its inclination is the direction away from the center; The upright protrusion 3222 is not only inclined in a direction away from the center, but the vertical protrusion 3222 has a protrusion 3223 located at the top of the upright protrusion 3222 away from the center. 2C and 2D can also be changed as shown in FIG. 2B , that is, the horizontal protrusion 3221 extends along the anti-radiation direction.

FIG. 3A is another embodiment of the center span 32 of the present invention. The center straddle 32 has three bullet jaws 322 and three upright raised arcs 323 whose height is lower than the bullet jaws 322, the arc length of the upright raised arcs 323 is longer than the arc length of the bullet jaws 322, and the upright raised arc 323 and the elastic claws 322 are arranged alternately, so as to realize the purpose that the thickness of the disc case of the present invention is only 5 mm to 5.5 mm.

FIG. 3B is another embodiment of the center span 32 of the present invention. The center straddle 32 has three bullet jaws 322 and three upright raised arcs 323 with different heights, the arc length of the upright raised arcs 323 is still greater than the arc length of the bullet jaws 322, and the upright raised arcs 323 are in line with the bullets. The jaws 322 are staggered. Since the setting of the elastic claws 322 on the upper cover 2 and the lower cover 3 is asymmetrical with respect to the rotation axis X, when the upper cover 2 and the lower cover 3 are fastened, the elastic claws of the upper cover 2 are aligned with the lower cover 3 Part of the upright raised arc 323 is opposite, and the upright raised arc 323 of this part can be 1.2 mm to 1.3 mm high, while the upright raised arc 323 of other parts can be equal to the height of the clip claw 322, and vice versa. Only in this way can the object of the disc case of the present invention having a thickness of 5mm to 5.5mm be realized. However, the above-mentioned various center straddle 32 embodiments do not break away from making the center straddle 22 of the upper cover 2 and the center straddle of the lower cover 3 32 can be suitably opposed within the thickness range of 5mm to 5.5mm when closed. Therefore, any change of the center straddling position 22 or 32, without departing from the spirit of the present invention, falls within the scope of the present invention.

Returning to Fig. 1, the thin double disc case of the present invention also includes a carton cover 23 containing two short sides 231 and a long side 232, and the carton cover 23 is included in the Taiwan Publication No. In the scope of the patent, the short side 231 of the paper box cover 23 is provided with a protrusion 2310 that is fastened with the pivot hole 2110 of the rear wall 21 , and the long side 232 of the paper box cover 23 is parallel to the upper cover 2 . After the paper box cover 23 is combined with the rear wall 21 of the shape, a concise label can be placed in the long and narrow space formed between the two, so that the user can find the desired CD 5 conveniently, or an advertisement paper can be placed for the manufacturer The purpose of promoting this disc 5.

The lower cover 3 of the disc case 1 also includes a first side wall 33 on the opposite side of the rotation axis X, and the middle section of the first side wall 33 is slightly concave, so as to facilitate grasping with both hands when opening.

The upper cover 2 of the disc case 1 includes a second outer wall 24 and a third outer wall 25 perpendicular to the axis of rotation X. The second outer wall 24 and the third outer wall 25 are provided with pivot holes 241 and 251, and the second outer wall 24 and the third outer wall 25 are provided with pivot holes 241 and 251. A gap is formed in the middle section of the wall 24 . The lower cover 3 of the disc case 1 includes a fourth inner wall 34 and a fifth inner wall 35 perpendicular to the rotation axis X, the fourth inner wall 34 is opposite to the second outer wall 24, the fifth inner wall 35 is opposite to the third outer wall 25 Opposite, and the middle section of the fifth inner wall 35 is provided with a gap, the fourth inner wall 34 and the fifth inner wall 35 are respectively provided with the pivot holes 241 and 251 on the second outer wall 24 and the third outer wall 25. The protruding points 341 and 351 are used so that the upper cover 2 and the lower cover 3 are firmly engaged to avoid relative rotational movement. The gaps respectively provided in the middle section of the second outer wall 24 and the middle section of the fifth inner wall 35 can also be respectively arranged on the middle section of the third outer wall 25 and the middle section of the fourth inner wall 34 on the opposite sides. In addition, the pivot holes 241 and 251 on the second outer sidewall 24 and the third outer sidewall 25 can be replaced by protrusions, and correspondingly, the protrusions 341 and 351 on the fourth inner sidewall 34 and the fifth inner sidewall 35 can be replaced by Pivot hole, like this, second outer sidewall 24 and the 3rd outer sidewall 25 still can utilize the salient point on it to buckle with the pivot hole of the 4th inner sidewall 34 and the 5th inner sidewall 35 respectively, can realize that loam cake 2 The purpose of engaging with the lower cover 3 firmly. The gaps in the middle sections of the second outer wall 24 and the fifth inner wall 35 are for the convenience of the user to separate the optical disk 5 from the central straddle 22 and 32 respectively.

The above-mentioned first side wall 33 , the corresponding second outer wall 24 and fourth inner wall 34 , and the third outer wall 25 and fifth inner wall 35 corresponding to each other all have a dust-proof effect. And for a better dustproof effect, when the upper cover 2 does not have a paper box cover 23, the lower cover 3 has a sixth side wall 39 on the opposite side of the first side wall 33, so that the upper cover 2 and the When the lower cover 3 is closed, the four sides of the disc case 1 have the effect of isolating from the outside world, so as to realize the purpose of complete dustproofing.

The upper cover 2 and the lower cover 3 of the present invention respectively include the first protective ribs 26 and 36 arranged on the same plane as the central spans 22, 32, and the distances between the first protective ribs 26, 36 and the central spans 22, 32 respectively The height of the protrusions of the first protective ribs 26 and 36 may be between about 8 mm and 9 mm, and the height of the protrusions may be between about 0.15 mm and 0.16 mm. The upper cover 2 and the lower cover 3 also include second protective ribs 27, 37 arranged on the same plane as the first protective ribs 26, 36 respectively. 53mm, the raised height of the second protective ribs 27, 37 may be between about 0.15mm and 0.16mm. The first protection ribs 26 , 36 and the second protection ribs 27 , 37 are used to protect the bottom of the optical disc 5 when it is put in, so as to prevent data from being damaged due to the entire bottom of the optical disc 5 contacting and rubbing against the disc case 1 .

The upper cover 2 and the lower cover 3 also include third protective ribs 28, 38 arranged on the same plane as the second protective ribs 27, 37 respectively, and the distance between the third protective ribs 28, 38 and the center span 22, 32 can be It is about 53mm to 55mm, and the raised height of the third protective rib 28, 38 can be about 1.5mm to 1.6mm. The third protection ribs 28 and 38 provide protection on the top of the optical disc 5 to prevent the optical disc 5 from being deformed or broken due to the direct pressure from above.

The materials of the upper cover 2 and the lower cover 3 of the disc case 1 of the present invention can have appropriate colors, which can prevent the disc 5 in the disc case 1 from being directly irradiated by light and shorten the data life of the disc in addition to increasing the appearance.

To sum up, the optical disc case of the present invention realizes the effects of dustproofing and fixing the optical disc through each side wall and center straddle respectively, achieves the purpose of anti-wear through the first and second protective ribs, and obtains compression resistance through the third protective rib. Therefore, the present invention achieves the purpose of storing two discs in a disc case with a thickness of only 5mm to 5.5mm without changing the functions of the disc case.

Although the present invention has been disclosed above through a number of preferred embodiments, it is not intended to limit the present invention. Any person familiar with this technology should be able to make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, The scope of protection of the present invention should be defined by the appended claims.

Claims (22)

1. two piece thin type optical disk box, this optical disk cartridge has a loam cake and a lower cover, and this loam cake engages the back and produce a rotating shaft with this lower cover, and this loam cake and this lower cover are to utilize that this rotating shaft is relative rotates, and to finish the operation of folding, it is characterized in that:

This loam cake and this lower cover form a center respectively amphi-position when making moulding, this center comprises three cartridge clip pawls amphi-position at least, this cartridge clip pawl is one to have the L type structure of horizontal teat and upright teat, the horizontal teat of this L type structure is that amphi-position radiation direction or counter radiation direction extended along this center, and with this loam cake or the parallel connection of this lower cover, and the setting of the cartridge clip pawl of this loam cake and the cartridge clip pawl of this lower cover is not make symmetry with this rotating shaft, in addition, this loam cake and this lower cover are about between the 5mm to 5.5mm at the thickness range behind the fastening.

2. optical disk cartridge as claimed in claim 1 is characterized in that the upright teat of described L type structure also comprises a male member, and this male member is positioned at the top away from center one side of this upright teat.

3. optical disk cartridge as claimed in claim 1 is characterized in that the upright teat of described L type structure tilts, and vergence direction is deep direction.

4. optical disk cartridge as claimed in claim 3 is characterized in that the upright teat of described L type structure also comprises a male member, and this male member is positioned at the top away from center one side of this upright teat.

5. optical disk cartridge as claimed in claim 1, it is characterized in that described center also comprises three upright protruding arcs that highly are lower than described cartridge clip pawl amphi-position at least, this upright protruding arc and described cartridge clip pawl are crisscross arranged, and the arc length of this upright protruding arc is greater than the arc length of described cartridge clip pawl.

6. optical disk cartridge as claimed in claim 5 is characterized in that the upright teat of described L type structure also comprises a male member, and this male member is positioned at the top of this upright teat away from center one side.

7. optical disk cartridge as claimed in claim 5 is characterized in that the upright teat of described L type structure tilts, and vergence direction is deep direction.

8. optical disk cartridge as claimed in claim 7 is characterized in that the upright teat of described L type structure also comprises a male member, and this male member is positioned at the top of described upright teat away from center one side.

9. optical disk cartridge as claimed in claim 5, it is characterized in that, when described loam cake and described lower cover close, the upright protruding arc of described loam cake and the upright protruding arc of described lower cover have a plurality of first laps and a plurality of second lap respectively, and the upright protruding arc of this loam cake is identical with the height of this cartridge clip pawl at the height of this several first lap, and the upright protruding arc of this lower cover also the height with this cartridge clip pawl is identical at the height of this several second lap.

10. optical disk cartridge as claimed in claim 9 is characterized in that the upright teat of described L type structure also comprises a male member, and this male member is positioned at the top away from center one side of this upright teat.

11. optical disk cartridge as claimed in claim 9 is characterized in that the upright teat of described L type structure tilts, vergence direction is deep direction.

12. optical disk cartridge as claimed in claim 11 is characterized in that the upright teat of described L type structure also comprises a male member, this male member is positioned at the top of this upright teat away from center one side.

13. optical disk cartridge as claimed in claim 1; it is characterized in that described loam cake and lower cover also comprise respectively with this center amphi-position be provided with at grade first the protection rib; this first protection rib and this center distance amphi-position are about between the 8mm to 9mm, and the height of this first protection rib projection is about between the 0.15mm to 0.16mm.

14. optical disk cartridge as claimed in claim 1; it is characterized in that described loam cake and lower cover also comprise respectively with this center amphi-position be provided with at grade second the protection rib; this second protection rib and this center distance amphi-position are about between the 52mm to 53mm, and the height of this second protection rib projection is between the 0.15mm to 0.16mm.

15. optical disk cartridge as claimed in claim 1; it is characterized in that described loam cake and lower cover also comprise respectively with this center amphi-position be provided with at grade the 3rd the protection rib; the 3rd protection rib and this center distance amphi-position are about between the 53mm to 55mm, and the height of the 3rd protection rib projection is between the 1.5mm to 1.6mm.

16. optical disk cartridge as claimed in claim 1 is characterized in that described loam cake and lower cover are opaque material.

17. optical disk cartridge as claimed in claim 1 is characterized in that described loam cake also comprises one and has the Jiong type rear wall that two minor faces and are grown the limit, the minor face of this Jiong type rear wall is provided with the pivot hole, and the long limit of this Jiong type rear wall is and this shaft parallel.

18. optical disk cartridge as claimed in claim 1 is characterized in that also comprising a paper box lid with two minor faces and a long limit, the minor face of this paper box lid has the salient point that the pivot hole with this Jiong type rear wall fastens, and the long limit of this paper box lid is parallel with described loam cake.

19. optical disk cartridge as claimed in claim 1 is characterized in that described lower cover also comprises the two prominent arm with salient point, the salient point of the prominent arm of this pair is that the pivot hole on the minor face with this Jiong type rear wall fastens.

20. optical disk cartridge as claimed in claim 1, it is characterized in that described lower cover or loam cake also comprise a first side wall that is positioned at the opposite side of this rotating shaft, and the stage casing of this first side wall is the nick shape, the usefulness of both hands extracting when opening, described loam cake or the lower cover that does not have the first side wall also comprises second lateral wall vertical with this rotating shaft and the 3rd lateral wall, and this second lateral wall and the 3rd lateral wall have pivot hole or salient point.

21. optical disk cartridge as claimed in claim 20 is characterized in that there is a breach in the stage casing of this second lateral wall, in order to finger described recording medium is broken away from described center amphi-position.

22. optical disk cartridge as claimed in claim 20, it is characterized in that described loam cake or lower cover with the first side wall also comprises four madial wall vertical with this rotating shaft and the 5th madial wall, the 4th madial wall is relative with this second lateral wall, the 5th madial wall is relative with the 3rd lateral wall, and there is a breach in the stage casing of the 5th madial wall, in order to finger described recording medium is broken away from described center amphi-position, and the 4th madial wall and the 5th madial wall have the pivot hole of this second lateral wall and the 3rd lateral wall or the salient point or the pivot hole of salient point fastening respectively.

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