JPH062941Y2 - Cassette storage case - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION Industrial Field of the Invention The present invention relates to a novel cassette storage case. More specifically, it relates to a cassette storage case for storing a cassette case containing a recording medium such as a magnetic tape, and has a simple structure so that the cassette case does not easily drop when the cassette storage case is opened. The present invention aims to provide a new cassette storage case designed to protect the case.

Background Art and its Problems Tape cassettes used in video tape recorders (VTRs) and tape cassettes used in audio tape recorders (ATRs) (sometimes referred to as compact cassettes) and the like are not used. In order to prevent the built-in magnetic tape from being affected by magnetism and dust, it is generally stored in a storage case and stored. When using, these cassette cases are taken out from the storage case and the VTR or It is set to ATR.

By the way, a cassette storage case of this kind generally comprises a base half having a support portion for supporting one side of the cassette case and a cover half openably and closably coupled to the base half. Only supports the cassette case so as not to move in a direction perpendicular to the side surface of the base half. Therefore, if the cassette storage case is opened with the base half support portion facing upward, the cassette case will slide down as soon as the storage case is opened. Then, it may drop on the floor as it is.

Moreover, since the cassette case is generally made of plastic, if it is dropped on the floor, the case will be damaged, and the cassette case for the VTR will
Since the lid and other protrusions are provided and the internal structure is complicated, there is a possibility that the cassette case may be damaged when dropped on the floor.

DISCLOSURE OF THE INVENTION Therefore, the present invention has been made in view of the above-mentioned problems, and a novel cassette storage case having a simple structure that prevents the cassette case from easily falling when the cassette storage case is opened. The purpose is to provide.

SUMMARY OF THE INVENTION In order to achieve the above-mentioned object, a cassette storage case according to the present invention comprises a base half having a support portion for supporting one side of the cassette case and a cover half openably and closably connected to the base half. In the cassette housing case, a pair of elastic pieces formed by cutting grooves are provided on both side walls of the support portion of the base half, and the opposite surfaces of the elastic pieces are provided on both sides of the main body portion of the cassette case. The outside of the side wall portion corresponding to the formation location of the protruding rotation axis provided on the inner side surface of the side wall portion of the lid body that is inserted into the hole formed in the wall and rotatably supports the lid body with respect to the main body portion. In the state where the cassette case is stored in the cassette storage case, the protrusion that engages with the engagement recess formed on the side surface is provided.
By elastically engaging the protrusion of the elastic piece with the engaging recess of the cassette case, the cassette case is prevented from easily falling off even when the cassette storage case is opened. Characterize.

Embodiment Hereinafter, details of the cassette storage case of the present invention will be described with reference to an embodiment shown in the accompanying drawings.

The cassette storage case in this embodiment is for storing a cassette case for a VTR.

In the figure, reference numeral 1 denotes a cassette storage case, and the cassette storage case 1 in this embodiment is made of transparent plastic and comprises a base half 2 and a cover half 3 which is openably and closably coupled to the base half 2. .

The base half 2 is composed of a substrate portion 4 formed in a substantially rectangular shape and a support portion 5 formed in a substantially U shape in a cross-sectional shape formed on one side portion in the width direction of the substrate portion 4. 6
Is a top plate of the support portion 3, and the top plate 6 extends from one side edge of the base plate portion 4 toward the other side of the base plate portion 4 from the upper end of the rear wall 7 formed in a rising shape. It is formed, and its tip edge is located at a position corresponding to a position shifted from one side edge of the substrate section 4 to the other side edge side by about one third of the length in the width direction of the substrate section 4. The left and right ends of the top edge of the top plate 6 are obliquely cut. Reference numerals 8 and 8 ′ denote side walls of the support portion 5, the top plate 6, the back wall 7 and the substrate portion 4.
It is formed so as to close both ends of the space surrounded by the one side and the substantially U-shape.

Thus, a support portion 5 is integrally formed on one side portion of the base half 2 and extends along one side edge of the base half 2 and has a space opened toward the other side portion of the substrate portion 4.

Reference numerals 9 and 9'indicate elastic pieces formed on the side walls 8 and 8'of the supporting portion 5, respectively. These elastic pieces 9 and 9'are substantially laterally U-shaped at the substantially central portions of the side walls 8 and 8'in the vertical direction. Formed by forming a circular slit, and on the inner surface of the tip end thereof, a relatively small protrusion 10 protruding inward,
10 'is formed. The elastic pieces 9 and 9'in this embodiment are formed such that the outer side surfaces thereof are located inside the outer side surfaces of the side walls 8 and 8 '(see FIGS. 2 and 3). Reference numerals 11 and 11 ′ are side walls 8 and 8 ′ of the supporting portion 5.
Is a pin formed at a position closer to the back wall 7 from the position where the elastic pieces 9 and 9'are formed on the outer surface of the, and is provided so as to project outward. Reference numerals 12 and 12 'are protrusions formed on the outer side surfaces of the side walls 8 and 8'at positions near the tip of the lower end.

The cover half 3 is formed in a rising shape along a peripheral edge excluding the substrate portion 13 formed in a substantially rectangular shape and the other side edge of the substrate portion 13, that is, the side edge connected to the base half 2. The other side edge of the base plate portion 13 is cut out in the same shape as the top plate 6 of the base half 2. Reference numerals 15 and 15 'denote left and right side walls 1 of the cover half 3.
4, 14 are holes formed at the ends on the other edge side, and 16, 16 ′ are recesses formed at the upper ends of the left and right side walls 14, 14.

Then, the cover half 3 has the left and right side walls 14, 14
By inserting the pins 11 and 11 'formed in the base half 2 from the inside into the holes 15 and 15' formed in the base half 2, the base half 2 is openably and closably coupled, and thus the cassette storage case 1 is configured. . The cassette storage case 1 is substantially thin when the cover half 3 is rotated from the opened state as shown in FIG. 1 in the direction opposite to the direction shown by the solid line arrow in FIG. 1, for example. Box-shaped projection 1 formed on the base half 2
2, 12 'are recesses 16, 1 formed in the cover half 2
By being engaged with 6 ', it is held against easy opening.

Reference numeral 17 denotes a cassette case for VTR. The main body of the cassette case 17 is formed of plastic into a substantially thin box shape. Inside the cassette case 17, tape reels 19 and 19 'around which both ends of a magnetic tape 18 (see FIG. 2) are wound are housed. The magnetic tape 18 is one of the tape reels (S side) 1 when the cassette case 17 is not used.
The tape passes from the tape 9 through the opening 20 on the front surface of the main body of the case 17 and is wound around the other tape reel (T side) 19 '. Reference numeral 21 denotes a lid provided so as to open and close the opening 20 of the main body of the cassette case 17. Side walls protruding rearward are formed at both left and right ends, and the side wall of the side wall is formed. Pins 22 and 22 'are formed on the inner side surface and project inward. Two
Reference numerals 3 and 23 'are holes formed at positions close to the openings 20 on both left and right side walls of the main body of the cassette case 17, and the lid 21 has holes 22 and 22' formed on the side walls thereof. By being inserted into 23, 23 ', it is supported so as to be openable and closable with respect to the main body. When the cassette case 17 is not used, the lid 21 has the opening 20 closed as shown by the solid line in FIGS. 2 and 1, and when the cassette case 17 is set in the VTR. The opening 20 is opened as shown by the chain double-dashed line in FIG.

Numerals 24 and 24 'are engaging recesses formed on the outer side surfaces of both side wall portions on both the left and right ends of the lid body 21, and in this embodiment, the pins 22 and 22' are formed on the outer side surfaces. It is formed at a position corresponding to the position.

Then, the cassette case 17 is stored in the cassette storage case 1 from the direction shown by the arrow of the alternate long and short dash line in FIG. That is, the cassette case 17 is inserted into the support portion 5 of the base half with its lid 21 facing the cassette storage case 1 side, and in that state, the cover half 3 is shown by the solid line in FIG. It is rotated as shown by the arrow. As a result, the cassette case 17 becomes the cassette storage case 1
It is stored inside. Then, as described above, one side portion of the cassette case 17 has the support portion 5 of the base half 2.
, The projections 10 and 10 'of the elastic pieces 9 and 9'formed on the side walls 8 and 8'of the base half 2 are engaged with the engaging recesses 24 and 24' of the cassette case 17. The protrusions 10 and 10 'of the elastic pieces 9 and 9'are attached to the cassette case 17
When engaged with the engaging recesses 24, 24 'of the elastic piece 9,
As shown in FIG. 3, the tip portion of 9'is bent outward, so that the projections 10 and 10 'are engaged with the engaging recess 24,
It comes to be elastically contacted within 24 '.

Thus, one side of the cassette case 17 is held by the supporting portion 5 of the base half 2. Therefore, even if the cassette storage case 1 in which the cassette case 17 is stored is opened with the support portion 5 facing upward as shown in FIG. Will never fall out of base half 2.

When the cassette case 17 is to be taken out, it may be handled in exactly the same manner as in the conventional case. That is,
If the other side of the cassette case 17 is pinched and pulled toward the front side, the engaging recesses 24, 24 'of the cassette case 17
Is moved while pressing the protrusions 10 and 10 'of the elastic pieces 9 and 9'to the outside as shown by the chain double-dashed line in FIG. 3, the protrusions 10 and 10' and the engaging recesses 24 and 24 'are The engaged state is released, and the cassette case 17 is easily taken out from the cassette storage case 1.

When the cassette case 17 is stored in the cassette storage case 1, even if the cassette case 17 is stored upside down, one side of the cassette case 17, that is, the side provided with the lid 21 may be inserted into the support portion 5 of the base half 2. For example, as described above, the protrusions 10 and 10 'of the elastic pieces 9 and 9'are engaged with the engaging recesses 24 and 24'.

Further, since the engaging recesses 24, 24 'on the side of the cassette case 17 are formed at the portions corresponding to the portions where the pins 22, 22' are formed, there is an advantage that they also serve as so-called sink prevention measures at the time of formation. .

Modified Example FIGS. 5 and 6 show modified examples of the cassette case 17 shown in the above embodiment.

First, what is shown in FIG. 5 will be described.

In the figure, reference numerals 25 and 25 'denote other engaging recesses formed on the outer surfaces of the left and right side walls of the cassette case 17 at positions closer to the other end, which are formed at substantially the center of the outer surface in the height direction. ing. That is, in the cassette case 17 shown in this modified example, the engaging recesses are provided on both one side and the other side. Therefore, when the cassette case 17 is housed in the cassette housing case 1 and the other side portion is inserted into the support portion 5 of the base half 2, the projections 10 and 10 'of the elastic pieces 9 and 9'are engaged with the engaging recess 25, 25 'is engaged. In this case as well, the above-mentioned engagement is performed even if it is inserted in an inverted state. By doing so, no matter which direction the cassette case 17 is stored in the cassette storage case 1, one side portion of the cassette case 17 is held by the support portion 5.

Next, what is shown in FIG. 6 will be described.

In the figure, reference numerals 26 and (26) (only one is shown) are notches formed in the left and right corners of the front surface of the lid 21 of the cassette case 17, and one side of the cassette case 17 is a cassette. The elastic pieces 9 and 9 ′ are formed at the portions that abut against the protrusions 10 and 10 ′ when the elastic pieces 9 and 9 ′ are inserted into the support portion 5 of the storage case 1. Then, the notch 26, (2
The side surface of 6) is inclined so as to be gradually displaced outward as it goes rearward from the front surface of the lid body 21. Therefore, when one side portion of the cassette case 17 is inserted into the support portion 5, the protrusions 10 and 10 'of the elastic pieces 9 and 9'are inserted.
First, it is brought into contact with the side surfaces of the notches 26 and (26), and as the cassette case 17 is further inserted, it is pushed outward by the side surfaces and pushed up onto the outer surface of the side wall portion. Then, such a notch portion 26, (2
6) is provided, the protrusions 10 and 1 of the elastic pieces 9 and 9 '
0'and the lid 21 of the cassette case 17 can be prevented from impactingly contacting each other, and the engagement between the projections 10 and 10 'of the elastic pieces 9 and 9'and the engaging recesses 24 and 24'. The joint operation will be performed smoothly.

It should be noted that it is desirable that such notches 26 and (26) be formed also at the corners on the left and right sides of the other side of the cassette case 17.

EFFECTS OF THE INVENTION As is apparent from the above description, the cassette storage case of the present invention includes a base half having a support portion for supporting one side of the cassette case and a cover half openably and closably coupled to the base half. And a pair of elastic pieces formed by cutting grooves are provided on both side walls of the support portion of the base half, and the main body of the cassette case is provided on the surfaces of the elastic pieces which face each other. Side wall of the lid body, which is inserted into holes formed in both side walls of the portion and rotatably supports the lid body with respect to the main body portion, corresponding to the location where the protruding rotation shaft is formed. The protrusion of the elastic piece and the engaging recess of the cassette case are provided with a protrusion that engages with the engaging recess formed on the outer surface of the cassette case and the cassette case is stored in the cassette storage case. Since the and are elastically engaged, the cassette case is prevented from easily falling off even when the cassette storage case is opened.

Therefore, according to the present invention, even if the cassette storage case is opened in any direction, the stored cassette case does not easily fall off.

In addition, the present invention has an extremely simple structure in which elastic pieces that elastically engage with the engaging portion of the cassette case are formed by cutting grooves on both sides of the supporting portion of the base half, and the cassette case can be easily formed. Since it is designed so as not to fall off, the standard of the conventional cassette storage case is not changed, and there is no fear that the cost will increase.

In addition, since the engaging portion on the cassette case side with which the engaging portion of the elastic piece formed on the base half of the present invention is engaged uses the sink preventing recess at the time of molding, the structure is complicated. The cost is also kept low.

[Brief description of drawings]

1 to 4 show a cassette storage case of the present invention as a VTR.
FIG. 1 is a perspective view showing the cassette case and the cassette storage case in an opened state, and FIG. 2 shows the cassette case as a cassette storage case. FIG. 3 is a plan view showing a state in which the cassette case is stored, with a part cut away, FIG. 3 is an enlarged horizontal sectional view of an essential part showing a state where the cassette case is stored in the cassette storage case, and FIG. Perspective view of the opened cassette storage case,
5 and 6 are perspective views showing modified examples. Explanation of reference numerals 1 ... Cassette storage case, 2 ... Base half, 3 ... Cover half, 5 ... Support portion (of cassette storage case), 8 and 8 '... Side wall (of cassette storage case), 9, 9 '... Elastic piece (of cassette storage case), 10, 10' ... (Protrusion of cassette storage case), 17 ... Cassette case, 21 ... Lid of cassette case, 22, 22 '... Rotating shaft (of cassette case), 23, 23 '... Hole of (cassette case), 24, 24' ... Sink engaging recess (of cassette case),

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Mitsuyoshi Sato Inventor Mitsuyoshi Sato 6-35 Kita-Shinagawa, Shinagawa-ku, Tokyo Inside Sony Corporation (56) References Showa 54-174320 (JP, U) Showa Akira 57-184571 (JP, U) Actually opened 57-18181 (JP, U)

Claims (1)

[Scope of utility model registration request] 1. A cassette storage case comprising a base half having a support portion for supporting one side portion of the cassette case and a cover half openably and closably coupled to the base half, wherein both sides of the support portion of the base half are provided. The wall is provided with a pair of elastic pieces formed by cutting grooves, and the surfaces of the elastic pieces that face each other are inserted into the holes formed in both side walls of the main body of the cassette case to cover the elastic body. A protrusion that engages with an engaging recess formed on the outer surface of the side wall portion corresponding to the location of the protruding rotation shaft provided on the inner surface of the side wall portion of the lid body that is rotatably supported with respect to the main body portion. When the cassette storage case is stored in the cassette storage case, the projection of the elastic piece and the engagement recess of the cassette case elastically engage with each other to open the cassette storage case. Cassette accommodation case being characterized in that, to ensure they are not the cassette case to easily fall off even if