JPH11134761A - Storage device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To protect precision parts such as the recording and reproducing head, which constitutes a portion of the storage device, from being damaged while inserting a recording medium cartridge into the storage device. SOLUTION: The storage device is provided with the inserting and ejecting means which holds and ejects a recording medium cartridge 300 in an operable condition employing the movement in a horizontal direction only. If a shutter 304, which opens and closes a window section 305 to expose a recording medium 301 to the external with respect to the cartridge 300, is not completely opened while inserting the cartridge 300, a collision preventing guide 111 is provided to a frame 110 so that the cartridge 300 does not collide with a recording and reproducing head 200 and the further insertion of the cartridge 300 is prevented at a certain point.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a storage device capable of exchanging a recording medium used for a computer, a personal computer, a portable information terminal and the like.

[0002]

2. Description of the Related Art FIGS. 25, 26, 27, 28, 2
Reference numeral 9 denotes a storage device capable of exchanging recording media.
FIG. 3 is a diagram illustrating a conventional exchangeable storage device and a recording medium cartridge shown in Japanese Patent No. 305245. FIG. 25 (a) is a partially cutaway plan view of the exchangeable storage device when a recording medium cartridge is inserted into the exchangeable storage device and is in a loaded state, and FIG. 25 (b) is shown in FIG. It is a side view. FIG.
6 is a partially cutaway plan view of the exchangeable storage device when the recording medium cartridge is discharged from the exchangeable storage device to be in an unloaded state, FIG. 27 is a plan view of the recording medium cartridge, and FIG. FIG. 29 is a perspective view showing a storage device and a recording medium cartridge inserted into the exchangeable storage device. FIG. 29 is a perspective view showing an opener lever for opening and closing a shutter.

In the figure, reference numeral 100 denotes a replaceable storage device, 2
00 is a recording / reproducing head, 110 is a frame, 113 is a top cover, 15 is a recording medium drive actuator, 16
Is a rotor, and 17 is a centering shaft, which comprises a stator, a drive pin, a bearing, and a chucking magnet (not shown). A recording medium cartridge 300 includes a recording medium 301 and a cartridge case 302. The recording medium 301 is held by a hub 330, and the cartridge case 302
A shutter 304 and a window 305 are provided. 306 is a connection band, and 307 is a slider. One end of the connection band 306 is connected to the shutter 304, and the other end is connected to the slider 307. 324 is a shutter spring and one end is a shutter 304.
, And the other end is connected to the cartridge case 302. The shutter spring 324 is connected to the window 30.
5 is closed by a shutter 304.

Reference numeral 112 denotes an opener lever which opens the shutter 304. When the recording medium cartridge 300 is ejected, an opener spring 124 is used.
Is always acting in the ejection direction indicated by the arrow L, and the force in the direction indicated by the arrow L helps eject the recording medium cartridge 300. Accordingly, the opener spring 124 is a spring that is used for opening and closing the shutter and also used for discharging the recording medium cartridge 300. 123
Is a guide rod and a guide portion 31 of the opener lever 112
2 are attached by fitting, and the opener lever 112 is configured to be slidable.

Next, the operation will be described with reference to the drawings. A description will be given of how the exchangeable storage device 100 transitions from a state in which recording / reproduction to the recording medium 301 is not possible, that is, a so-called unload state to a load state in which recording / reproduction is possible. In the exchangeable storage device 100, a top cover 113 is fixed to a frame 110 integrated with the interface connector 18.
Is inserted into the exchangeable storage device 100,
The recording medium cartridge 300 is inserted more horizontally than 90.

As the recording medium cartridge 300 is inserted, the hook portion 212 of the opener lever 112 provided on the side wall of the frame 110 engages with the slider 307, slides the shutter 304, and allows the storage / reproduction head 200 to access. A window 305 is opened to expose the recording medium 301.

When the recording medium cartridge 300 is further inserted, the opener lever 112 moves along the guide rod 123, and the opener spring 124 bends.
Compressed. When the insertion of the recording medium cartridge 300 is completed, that is, when the hub 330 is inserted to a position where the hub 330 is fitted to the centering shaft 17, the recording medium cartridge is positioned and is in a loaded state.

[0008]

In the conventional shutter opening / closing mechanism, the force for opening the shutter 304 depends on the urging force of the opener spring 124 that urges the opener lever 112. In contrast, the shutter 304
Is a biasing force of the shutter spring 324 biasing the shutter 304 and a frictional force received when the shutter 304 slides. In particular, the frictional force during sliding may change due to deformation of parts, adhesion of dust, and the like. The opener spring 124 requires an amount of deformation corresponding to the opening and closing stroke of the shutter 304, and cannot have a large outer shape due to a limitation in reducing the thickness of the device. Under such conditions, it is difficult to increase the spring force. If the load at the time of sliding of the shutter 304 becomes larger than the urging force of the opener spring 124, the shutter 304 is inserted without being completely opened, and collides with the recording / reproducing head 200 to cause a problem.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and provides a storage device having a shutter opening / closing mechanism for protecting precision components such as a recording / reproducing head constituting the storage device from damage. The purpose is to:

[0010]

According to a first aspect of the present invention, there is provided a recording medium cartridge having a shutter for accommodating a recording medium and opening and closing a window for exposing the recording medium to the outside, a frame, and the recording medium cartridge. Insertion / removal means for holding an operable state and moving out of the operable state by moving only in the horizontal direction, an arm member supported by the frame to open and close the shutter, a signal supported by the frame to the recording medium And a storage device main body having a recording / reproducing head for recording or reproducing the data, wherein the storage device main body includes a recording medium cartridge inserted into a frame of the storage device main body, and a shutter of the recording medium cartridge. A guide for preventing collision between the recording / reproducing head and the shutter when the opening is incomplete is provided. Those were example.

According to a second aspect of the present invention, the collision preventing guide is provided at the frame portion between the edge of the window and the recording / reproducing head when the recording medium cartridge is mounted.

According to a third aspect of the present invention, when the shutter is completely opened, the recording medium cartridge retracts the collision preventing guide to the lower surface of the frame.

According to a fourth aspect of the present invention, there is provided a recording medium cartridge having a shutter for accommodating a recording medium and opening and closing a window for exposing the recording medium to the outside, a frame, and the recording medium cartridge in a direction horizontal to the frame. Insertion / removal means for holding an operable state and detaching from an operative state by movement, an arm member supported by the frame for opening and closing the shutter, and recording or reproducing a signal on the recording medium supported by the frame. A storage device having a recording / reproducing head, wherein the arm member is latched by latch means, and when the recording medium cartridge is inserted into a frame of the storage device main body and reaches a predetermined position, The arm member is locked by the latch means, and the shutter is opened by the locked arm member. When the opening force than the force of the shutter is applied to the arm member, the configuration of locking of the arm member is released, in which the recording medium cartridge is inserted into or above a predetermined position.

According to a fifth aspect of the present invention, a cover having an elastic force and covering the upper and lower surfaces of the frame is provided, and the latch means is formed by cutting a projection formed on the arm member and a part of a side portion of the cover. And a leaf spring formed by being raised.

According to a sixth aspect of the present invention, the arm member is provided on a side portion of the frame, and the latch means includes a leaf spring fixed to a side portion of the frame provided with the arm member; And a projection formed on the substrate.

According to a seventh aspect of the present invention, there is provided a recording medium cartridge having a shutter for accommodating a recording medium and opening and closing a window for exposing the recording medium to the outside, a frame, and the recording medium cartridge in a direction parallel to the frame. A storage device comprising: an insertion / removal unit for holding an operable state by moving and removing from an operation state, and a storage device main body having a recording / reproducing head supported by the frame and recording or reproducing a signal on or from the recording medium. In the apparatus, a projection is provided on the shutter, and the projection is fitted gradually toward the recording / reproducing head side from an insertion / removal opening of the recording medium cartridge, the projection is fitted, and the projection is inserted as the recording medium cartridge is inserted. The moving guide groove is provided in the storage device main body.

According to an eighth aspect of the present invention, a recess is provided on the shutter surface on the back side of the surface on which the projection is provided, in which a projection having the same position and the same shape as the projection can be fitted.

[0018]

Embodiments of the present invention will be described below. In the reference numerals used in the following description of the embodiments, the same reference numerals as those used in the description of the related art indicate the same or corresponding parts.

Embodiment 1 1, 2, and 3 are diagrams illustrating the first embodiment. FIG. 1A is a partially cutaway plan view when a recording medium cartridge is inserted into an exchangeable storage device to be in a loaded state, and FIG. 1B is a plan view of FIG.
FIG. FIG. 2 is a partial cross-sectional view of the exchangeable storage device. FIG. 3A shows the exchangeable storage device 10.
0 is a plan view showing a position where the shutter 304 starts to open when the recording medium cartridge 300 is inserted into the position 0.
FIG. 3B shows the shutter 304 from the state of FIG.
Until the recording medium cartridge 30 is completely opened.
It is a top view which shows the state which inserted and moved 0.

In the figure, reference numeral 100 denotes a replaceable storage device,
Numeral denotes a recording / reproducing head, 110 denotes a frame, 111 denotes a collision preventing guide which is a substantially U-shaped projection provided on the periphery of the running portion of the recording / reproducing head 200, and 113 denotes a top cover. A recording medium cartridge 300 includes a recording medium 301 and a cartridge case 302. The recording medium 301 is held by a hub 330, and a shutter 304 and a window 305 are provided in the cartridge case 302. 306 is a connection band, and 307 is a slider. One end of the connection band 306 is connected to the shutter 304, and the other end is connected to the slider 3.
07.

Reference numeral 324 denotes a shutter spring, one end of which is connected to the shutter 304, and the other end of which is supported by the cartridge case 302. The shutter spring 324 is normally biased in a direction to close the window 305 with the shutter 304.

Reference numeral 112 denotes an opener lever. The opener lever 112 is an arm member supported by the frame 110 to open and close the shutter 304. When the recording medium cartridge 300 is ejected, the biasing force of the opener spring 124 always acts in the ejection direction. It helps to eject the recording medium cartridge 300. Accordingly, the opener spring 124 is a spring that is used for opening and closing the shutter and also used for discharging the recording medium cartridge 300. Reference numeral 123 denotes a guide rod to which the opener lever 112 is attached by fitting, so that the opener lever 112 is slidable.

Reference numeral 410 denotes a substantially columnar stopper for maintaining a load state in which the recording medium cartridge 300 can record and reproduce data in and from the exchangeable storage device 100. Reference numeral 403 denotes an eject shaft, which is provided with a stopper portion 4 in an unloaded state.
A cutout portion 403f for retracting 10 is provided.

On the side of the recording medium cartridge 300,
A semicircular positioning groove 300a is provided, and when the recording medium cartridge 300 is completely inserted into the exchangeable storage device 100, the side surface of the stopper portion 410 engages with the positioning groove 300a of the recording medium cartridge 300. .
As described above, the stopper portion 410 positions the recording medium cartridge 300 by engaging with the positioning groove 300a of the recording medium cartridge 300. When ejecting the recording medium cartridge 300, the ejector button 430 provided on the eject shaft 403 is pressed, so that the stopper portion 410 moves the positioning groove 300.
a, and retracts to the notch 403f, so that the recording medium cartridge 300 can be ejected.

Next, the operation will be described. First, an operation until the load state is normally set will be described. When inserting the recording medium cartridge 300 into the exchangeable storage device 100 through the insertion / removal opening 190, the recording medium cartridge 300 is horizontally inserted while maintaining the same height from the insertion / removal opening 190. As the recording medium cartridge 300 is inserted, the opener lever 112 provided on the side wall of the insertion / removal opening 190 engages with the slider 307 and the shutter 304
To open the window 305 accessed by the storage / reproduction head 200 to expose the recording medium 301.

When the recording medium cartridge 300 is further inserted, the opener lever 112 moves along the guide rod 123, and the opener spring 124 that urges the opener lever 112 toward the insertion / removal opening 190 bends.
It is being compressed. The recording medium 301 is a collision prevention guide 1
11 and is inserted between upper and lower recording / reproducing heads 200 arranged at substantially opposing positions. Therefore, the protrusion amount of the collision prevention guide 111 is at a position lower than the recording medium 301. When the insertion of the recording medium cartridge 300 is completed, the recording / reproducing head 200 is closed, and the recording medium 301 is sandwiched to be set in a load state.

Next, the operation when the shutter 304 is not completely opened will be described. FIG. 4 shows the recording medium cartridge 3 in a state where the shutter 304 is not completely opened.
00 is a plan view illustrating a state in which the shutter 304 is stopped by hitting the collision prevention guide 111 with the 00 inserted. FIG. 5 is a partial cross-sectional view taken along a line BB in FIG. When the recording medium cartridge 300 is inserted into the exchangeable storage device 100 through the insertion opening 190, the opener lever 112 and the slider 307 engage, and the shutter 3
04 is opened to open the window 305. Here, if there is deformation or adhesion of dust on the sliding portion, the movement of the shutter 304 becomes poor, and the shutter 304 becomes a load when sliding. When the slide load is greater than the biasing force of the opener spring 124, the opener lever 112 cannot fully open the shutter 304 and the guide rod 12
3 and the recording medium cartridge 30
0 is also inserted.

Further, when the recording medium cartridge 300 is inserted, the shutter 304 is moved to the recording / reproducing head 200.
Anti-collision guide 11 provided in a substantially U-shaped traveling portion
At 1, the recording medium cartridge 300 cannot be inserted any more. When the shutter 304 is not completely opened due to the provision of the collision prevention guide 111 in this manner, the shutter 304 contacts the collision prevention guide 111, and the recording medium cartridge 3 is no longer provided.
00 cannot be inserted, and an effect of preventing the recording medium cartridge 300 from colliding with the recording / reproducing head 200 can be obtained.

Embodiment 2 FIG. 6 is a view showing the second embodiment. A partially broken plane of an exchangeable storage device in which a recording medium cartridge 300 is mounted and positioned in a configuration in which the collision prevention guide 111 is fixed to a frame 110 as a metal pin. FIG. In the figure, 150 is frame 1
The metal pin is fixed to 10 by press fitting or the like. The metal pin 150 is connected to the window 3 of the recording medium cartridge 300.
05 is located within the range in which the recording / reproducing head 200 travels.
And the amount of protrusion from the frame 110 is lower than that of the recording medium 301. In addition, parts that are the same as or equivalent to those in the above embodiment are given the same reference numerals, and descriptions thereof are omitted.

Next, the operation will be described. First, an operation until the load state is normally set will be described. When the recording medium cartridge 300 is inserted into the exchangeable storage device 100 through the insertion / removal opening 190, the opener lever 112 provided on the side wall of the insertion / removal opening 190 and the slider 307 are engaged, and the shutter 304 is slid to store data. A window 305 accessed by the reproducing head 200 is opened to expose the recording medium 301.

When the recording medium cartridge 300 is further inserted, the opener lever 112 moves along the guide rod 123, and the opener spring 124 that urges the opener lever 112 toward the insertion / removal opening 190 bends.
It is being compressed. The recording medium 301 passes over the metal pins 150, and the recording / reproducing head 2 disposed at a substantially opposing position.
Inserted during 00. This recording medium cartridge 30
When the insertion of 0 is completed, the recording / reproducing head 200 closes,
The recording medium 301 is set in a loading state with the recording medium 301 held therebetween.

Next, the operation when the shutter 304 is not completely opened will be described. FIG. 7 shows the recording medium cartridge 3 in a state where the shutter 304 is not completely opened.
00 shows that the shutter has hit the metal pin 150 and has stopped. FIG. 8 is a partial cross-sectional view taken along a line CC in FIG. When the recording medium cartridge 300 is inserted into the exchangeable storage device 100 through the insertion opening 190, the opener lever 112 and the slider 307 are inserted.
Are engaged, the shutter 304 is slid, and the window 305 is opened. Here, if there is deformation or adhesion of dust on the sliding portion, the movement of the shutter 304 becomes poor, and the shutter 304 becomes a load when sliding. Opener spring 12
When the slide load becomes larger than the urging force of No. 4, the opener lever 112 moves along the guide rod 123 in a state where the shutter 304 cannot be completely opened, and
The recording medium cartridge 300 is also inserted.

Further, when the recording medium cartridge 300 is inserted, the shutter 304 is moved to the recording / reproducing head 200.
, The recording medium cartridge 300 cannot be inserted any more. If the shutter 304 is not completely opened due to the provision of the metal pin 150, the shutter 304
Hits the metal pin 150, and the recording medium cartridge 300 cannot be inserted any more. In short, the space does not take up as much space as the U-shaped protrusion as in the first embodiment.
Similar effects can be obtained with a simple configuration. The metal pin 1
The same effect can be obtained by providing a pin-shaped projection integrally from the frame 110 instead of the 50.

Embodiment 3 9 and 10 show a third embodiment, in which a collision preventing guide is provided on a frame 1.
FIG. 9 is a partially cutaway plan view showing the configuration of an exchangeable storage device in which a recording medium cartridge is mounted and positioned, and FIG. 10 is a perspective view showing the configuration of a collision preventing guide. FIG.

In the figure, reference numeral 160 denotes a collision preventing guide, and an upper surface portion 160a of the collision preventing guide 160 protrudes from the frame 110. The range indicated by the symbol M on the upper surface 160a of the collision prevention guide is located within the travel range of the recording / reproducing head 200 in the window 305 of the recording medium cartridge 300, and is provided near the recording / reproducing head 200. Reference numeral 160b denotes an inclined portion provided on the collision prevention guide 160, and the tip of the shutter 304 comes into contact with the inclined portion 160b when the shutter 304 is completely opened. Reference numeral 161 denotes an elastic member to which the collision prevention guide 160 is fixed. One end is coupled to the frame 110 and located below the surface of the frame 110. In addition, parts that are the same as or equivalent to those in the above embodiment are given the same reference numerals, and descriptions thereof are omitted.

Next, the operation will be described. First, an operation until the load state is normally set will be described. When inserting the recording medium cartridge 300 into the exchangeable storage device 100 through the insertion / removal opening 190, the recording medium cartridge 300 is horizontally inserted while maintaining the same height from the insertion / removal opening 190. As the recording medium cartridge 300 is inserted, the opener lever 112 provided on the side wall of the insertion / removal opening 190 engages with the slider 307 and the shutter 304
To open the window 305 accessed by the storage / reproduction head 200 to expose the recording medium 301.

When the recording medium cartridge 300 is further inserted, the opener lever 112 moves along the guide rod 123, and the opener spring 124 for urging the opener lever 112 in the direction of the insertion / removal opening 190 bends.
It is being compressed. The tip of the shutter 304 of the recording medium cartridge 300 is the inclined portion 1 of the collision prevention guide 160.
When the collision prevention guide 160 hits 60b, the collision prevention guide 160 is fixed to the elastic member 161. Therefore, the elastic member 161 bends, and the upper surface 160a of the collision prevention guide that protrudes from the frame 110 surface is pushed down to the frame 110 surface. The recording medium 301 is inserted between the recording / reproducing heads 200 arranged at substantially opposing positions. When the insertion of the recording medium cartridge 300 is completed, the recording / reproducing head 200 is closed, and the recording medium 301 is sandwiched to be set in a load state.

Next, the operation when the shutter 304 is not completely opened will be described. FIG. 11 shows a state in which the recording medium cartridge 300 is inserted in a state where the shutter 304 is not completely opened, and the shutter 304 hits the collision prevention guide 160 and stops. FIG.
FIG. 12 is a partial cross-sectional view taken along a line DD in FIG. 11. When the recording medium cartridge 300 is inserted into the exchangeable storage device 100 through the insertion opening 190, the opener lever 112 and the slider 307 are engaged, and the shutter 30
Slide 4 to open the window 305. Here, if there is deformation or adhesion of dust on the sliding portion, the movement of the shutter 304 becomes poor, and the shutter 304 becomes a load when sliding. When the slide load is greater than the biasing force of the opener spring 124, the opener lever 112 cannot fully open the shutter 304 and the guide rod 12
3 and the recording medium cartridge 30
0 is also inserted.

When the recording medium cartridge 300 is further inserted, the shutter 304 is moved to the recording / reproducing head 200.
, The recording medium cartridge 300 cannot be inserted any more. When the shutter 304 is not completely opened due to the provision of the collision prevention guide 160, the shutter 304 hits the collision prevention guide 160, and the shutter 304 cannot be inserted any more. As described above, since the anti-collision guide 160 is retracted to the lower surface of the frame 110, the same effect as in the first embodiment can be obtained. Further, even if the anti-collision guide 160 is provided, the space of the window 305 is not increased. A good effect is also obtained.

Embodiment 4 FIG. 13 and 14 show the fourth embodiment. FIG. 13 is a partially cutaway plan view showing the configuration of the exchangeable storage device in which the recording medium cartridge is inserted and the shutter is open. . FIG.
14A is a fragmentary plan view of a shutter opener section, FIG. 14B is a side view of FIG. 14A, and FIG. 14C is a cross-sectional view taken along the line EE of FIG. 14A.

In the figure, reference numeral 114 denotes a bottom cover. An opener lever 112a is provided with a rounded tongue 112b at the lower end. The opener lever 112a and the tongue 112b are arm members supported by the frame 110 to open and close the shutter.
A latch spring 125 is an elastic member, which is a leaf spring, and has one end fixed to the bottom cover 114. Usually, the tongue 112
b indicates that the shutter 30 is in contact with the latch spring 125.
Open 4. When the latch spring 125 fully opens the shutter 304, the tongue 112 b moves the latch spring 125.
It has a steep rise so that it cannot be overcome. After the shutter 304 is opened, the tongue 112b is pushed in with a stronger force so that the tongue 112b
Fold 5 and get on.

An opener spring 124 urges the opener lever 112a in the direction of the insertion / removal opening 190 (discharge direction). The opener lever 112a opens the shutter 304. When the recording medium cartridge 300 is ejected, the urging force of the opener spring 124 always acts in the ejection direction. Will help to discharge. At the time of discharging, the tongue 112b of the opener lever 112a is
With this force, the latch spring 125 is bent to have a gentle shape so that the latch spring 125 can be overcome.

Reference numeral 123 denotes a guide rod to which the opener lever 112a is fitted and fitted.
a is configured to be slidable. Reference numeral 410 denotes a substantially columnar stopper for maintaining a load state in which the recording medium cartridge 300 can record and reproduce data on the exchangeable storage device 100. Reference numeral 403 denotes a notch portion 403f for ejecting the stopper portion 410 in an unloaded state by an eject shaft.
Is provided. In addition, parts that are the same as or equivalent to those in the above embodiment are given the same reference numerals, and descriptions thereof are omitted.

Next, the operation will be described. Slot 19
0 to replace the storage medium cartridge 300 with the exchangeable storage device 1
00, the recording medium cartridge 300 is inserted horizontally while maintaining the same height from the insertion opening 190. When the recording medium cartridge 300 is inserted, the opener lever 112 provided on the side wall of the insertion / ejection opening 190 is opened.
Engages with the slider 307, slides the shutter 304, opens the window 305 accessed by the storage / reproduction head 200, and exposes the recording medium 301.

The tongue 112b of the opener lever 112a
Is stopped against the latch spring 125 until the shutter 304 slides to completely open the window. When the recording medium cartridge 300 is pushed in with a stronger force, the tongue 112b of the opener lever 112a is pressed.
Flexes the latch spring 125 and gets over it. A semicircular positioning groove 300a is provided on the side surface of the recording medium cartridge 300, and when the recording medium cartridge 300 is completely inserted into the exchangeable storage device 100, the side surface of the stopper portion 410 is 3
00 is engaged with the positioning groove 300a. As described above, the stopper portion 410 positions the recording medium cartridge 300 by engaging with the positioning groove 300a of the recording medium cartridge 300.

When the recording medium cartridge 300 is ejected, by pressing the eject button 430, the stopper portion 410 is disengaged from the positioning groove 300a, retreats to the notch 403f, and the recording medium cartridge 300 is ejected. . Since the biasing force of the opener spring 124 always acts in the discharge direction on the opener lever 112a, this force causes the tongue 112b to ride over the latch spring 125 and return to the initial position where the shutter 304 is opened. Thus, the latch spring 125 and the opener lever 112a
, The shutter 304 can be reliably opened.
Therefore, since the shutter 304 is reliably opened before reaching the recording / reproducing head 200, the recording medium cartridge 3
00 has an effect of preventing collision with the recording / reproducing head 200.

Embodiment 5 15A and 15B show a fifth embodiment. FIG. 15A is a view in which a latch spring 125 is provided on a top cover 113. FIG. Fig. 15 (a)
15 (c) is a sectional view taken along line FF of FIG. 15 (a). In the figure, 113 is a top cover, 125
Is a latch spring of an elastic member, which has the same shape as that of the latch spring of the fourth embodiment, and has one end fixed to the top cover 113. 112 is an opener lever which engages with the slider 307 to open and close the shutter 304; 121 is a guide which is fixed to the opener lever 112 and slides integrally;
Reference numeral 122 denotes a protrusion from the guide 121. In addition, parts that are the same as or equivalent to those in the above embodiment are given the same reference numerals, and descriptions thereof are omitted.

Next, the operation will be described. Projection 122 of guide 121 integrated with opener lever 112
Is stopped against the latch spring 125 until the shutter 304 slides to completely open the window. When the recording medium cartridge 300 is further pushed in, the projection 122 of the guide bends the latch spring 125 and moves over. Also, the recording medium cartridge 3
When ejecting 00, since the biasing force of the opener spring 124 is always acting in the ejecting direction, the projection 122 of the guide causes the latch spring 125 to bend and move over the opener lever 112, and the shutter 304 is opened. Return to initial position. As described above, by forming the latch structure by the latch spring 125 and the projection 122 of the guide, the shutter 304 can be reliably opened. Therefore, by configuring the latch spring 125 in the top cover 113, the same effect as in the fourth embodiment can be obtained.

Embodiment 6 FIG. FIG. 16 is a view showing the sixth embodiment, and FIG. 16 (a) is a plan view in which a part of a top cover 113 is cut and raised to form an elastic portion, and a main part of a shutter opener is partially cut away. FIG. 16B is a side view of FIG. 16A, and FIG.
It is -G sectional drawing. In the figure, reference numeral 113 denotes a top cover, and 115 denotes an elastic portion formed by cutting and raising a part of the top cover 113 to have a shape similar to that of the latch spring of the embodiment. In addition, parts that are the same as or equivalent to those in the above embodiment are given the same reference numerals, and descriptions thereof are omitted.

Next, the operation will be described. Projection 122 of guide 121 integrated with opener lever 112
Until the shutter 304 slides and the window is completely opened, the shutter 304 hits the elastic portion 115 cut and raised from the top cover 113 and stops. The recording medium cartridge 300 is pushed in with a stronger force,
The projection 122 of the guide deflects the elastic part 115 and moves over it. When the recording medium cartridge 300 is ejected, since the biasing force of the opener spring 124 always acts in the ejecting direction, the protrusion 122 of the guide causes the elastic portion 115 to bend.
After getting over, the shutter 304 returns to the initial position where it is opened.
Thus, the shutter 304 can be reliably opened by forming the latch structure by the elastic portion 115 and the projection 122 of the guide. Therefore, by forming the elastic portion 115 by cutting and raising a part of the top cover 113, the number of components can be reduced and the same effect as in the fourth and fifth embodiments can be obtained.

Embodiment 7 FIG. FIG. 17 shows the seventh embodiment, and FIG.
FIG. 17 (b) is a side view of FIG. 17 (a), in which an elastic member is formed on a frame 110 in which the lower surface of the shutter contact portion 00 is in contact.
FIG. 17C is a sectional view taken along line HH of FIG. In the figure, 110 is a frame, 307b is a slider, 125b
Is a latch spring, which is an elastic member having one end fixed to the frame 110, and is provided at a position to be engaged with the slider 307b. In addition, parts that are the same as or equivalent to those in the above embodiment are given the same reference numerals, and descriptions thereof are omitted.

Next, the operation will be described. When the recording medium cartridge 300 is inserted, the opener lever 112 provided on the side wall of the insertion / removal opening 190 is engaged with the slider 307b, the shutter 304 is slid, and the window 305 accessed by the storage / reproduction head 200 is opened. Then, the recording medium 301 is exposed. Slider 307b
Is stopped by the latch spring 125b until the shutter 304 slides and the window 305 is completely opened. When the recording medium cartridge 300 is pushed in with a stronger force, the slider 307b bends the latch spring 125b and moves over.

When the recording medium cartridge 300 is ejected, the opener lever 112 is
Since the urging force of 24 always acts in the discharging direction, this force causes the slider 307b to deflect the latch spring 125b, get over, and return to the initial position where the shutter 304 is opened. Thus, the slider 307b and the latch spring 125
b, the shutter 30
4 can be reliably opened. Therefore, the latch spring 12
By providing the frame 5b on the frame 110, the same effects as those of the fourth, fifth, and sixth embodiments can be obtained.

Embodiment 8 FIG. 18, 19, 20,
FIG. 21 is a diagram showing the eighth embodiment. FIG. 18 is a partially cutaway plan view when a recording medium cartridge is inserted into an exchangeable storage device to be in a loaded state, and FIG. FIG. 19 (b) is a side view of FIG. 19 (a) with a partially broken plan view showing a state where the recording medium cartridge has been ejected from the exchangeable storage device. FIG. 20 is a plan view of the recording medium cartridge, and FIG. 21 is a partial cross-sectional view of the recording medium cartridge of FIG.

In the figure, 112 is an opener lever, 1
Reference numeral 24 denotes an opener spring for inserting and removing the opener lever 112.
It is urged in the 90 direction (discharge direction). The opener lever 112 assists the ejection of the recording medium cartridge 300. Since the urging force of the opener spring 124 always acts in the ejection direction, the force in this direction helps eject the recording medium cartridge 300. The recording medium cartridge 300 includes a recording medium 301 and a cartridge case 302.
It has. The recording medium 301 is held by the hub 330, and the cartridge case 302 has a shutter 3
04 and a window 305 are provided. 304b
Reference numeral 302c denotes a protrusion provided on one surface of the shutter 304;
Is a hole in which a projection having the same position and the same shape as the projection 304 provided on the surface opposite to the projection 304b can be fitted.

A shutter spring 324 has one end connected to the shutter 304 and the other end connected to the cartridge case 302. The shutter spring 324 is urged in a direction to close the window 305 with the shutter 304. 110 is a frame, 110a is a frame 110
The projection 304b of the shutter fits and slides in the guide groove provided on the shutter. When the recording medium cartridge 300 is inserted, the projection 304b of the shutter is at a position where the projection 304b of the shutter fits.
Are shaped to receive a force in the opening direction by the guide groove 110a. In addition, parts that are the same as or equivalent to those in the above embodiment are given the same reference numerals, and descriptions thereof are omitted.

Next, the operation will be described. Slot 19
0 to replace the storage medium cartridge 300 with the exchangeable storage device 1
When inserting it into 00, the projection 304 of the shutter 304
b is inserted into the exchangeable storage device 100 along the guide groove 110a provided in the frame 110, the shutter 304 slides along the guide groove 110a to open the window 305 accessed by the storage / reproduction head 200. Then, the recording medium 301 is exposed. The opener lever 112 provided on the side wall of the insertion / removal opening 190
And the groove 302b of the cartridge case 302 is engaged, the recording medium cartridge 300 is further inserted, and the opener spring 124 that urges the opener lever 112 toward the insertion / removal opening 190 is bent and compressed. When the insertion of the recording medium cartridge 300 is completed, the recording / reproducing head 200 mounted substantially opposed to the head is closed,
The recording medium 301 is set in a loading state with the recording medium 301 held therebetween.

The shutter 304 slides along the guide groove 110a provided in the frame 110.
The shutter 304 can be reliably opened. Therefore,
Before reaching the recording / reproducing head 200, the shutter 30
4, the recording medium cartridge 300 is prevented from colliding with the recording / reproducing head 200. Also, a slider for opening and closing the recording medium cartridge 300 and a connecting belt for connecting the shutter 304 and the slider are not required. Therefore, the recording medium cartridge 300 with a reduced number of components can be configured. Further, a hole 302c is provided at a position facing the projection 304b of the shutter 304.
Is provided, the recording medium cartridges 300 can be stacked and stored in close contact. The opener lever 112 and the opener spring 124 have a function of assisting the ejection of the recording medium cartridge 300, and may not be provided in the present embodiment.

Embodiment 9 FIG. 22, FIG. 23, FIG.
FIG. 19 is a diagram showing a ninth embodiment in which a guide groove is provided in a top cover. FIG. 22A is a partially broken plan view showing a state where a recording medium cartridge is inserted into the exchangeable storage device and is in a loaded state, and FIG. 22B is a plan view of FIG.
23 is a plan view of the recording medium cartridge, and FIG. 24 is a partial cross-sectional view of the recording medium cartridge of FIG. In the figure, 113 is a top cover, and 113b is a guide groove provided in the top cover 113. In addition, parts that are the same as or equivalent to those in the above embodiment are given the same reference numerals, and descriptions thereof are omitted.

Next, the operation will be described. When inserting the recording medium cartridge 300, the shutter 304
Is inserted into the replaceable storage device 100 along the guide groove 113b provided in the top cover 113, so that the shutter 304 slides along the guide groove 113b to access the window accessed by the storage / reproduction head 200. 305 is opened to expose the recording medium 301. Further, the opener lever 112 provided on the side wall of the insertion / removal opening 190 and the groove 30 of the cartridge case 302 are provided.
2b, the recording medium cartridge 300 is further inserted, and the opener lever 112 is
Is bent and compressed. When the insertion of the recording medium cartridge 300 is completed, the recording / reproducing head 2 which is mounted substantially facing
00 is closed, and the recording medium 301 is sandwiched and set to the loading state.

The shutter 304 is connected to the top cover 113
, The shutter 304 can be opened reliably. Therefore, since the shutter 304 is opened before reaching the recording / reproducing head 200, there is an effect of preventing the recording medium cartridge 300 from colliding with the recording / reproducing head 200. Note that the opener lever 112 and the opener spring 124 have a function of assisting the ejection of the recording medium cartridge 300, and may not be provided in the present embodiment. Further, the guide groove may be provided in any of the upper and lower portions of the cover and the upper and lower portions of the frame, and the same effect can be obtained by combining the guide groove with a recording medium cartridge having projections on the surfaces facing each other.

[0062]

Since the present invention is configured as described above, it has the following effects.

According to the first to third aspects of the present invention, the shutter is opened by providing the frame with a collision prevention guide between the edge of the window portion of the shutter and the recording / reproducing head when the recording medium cartridge is mounted. When the recording medium cartridge is incomplete, the recording medium cartridge hits the collision prevention guide and cannot be inserted any more, so that it is possible to protect the recording medium cartridge from colliding with the recording / reproducing head and being damaged.

According to the fourth to sixth aspects of the present invention, the recording medium cartridge is provided with latch means for locking an arm member for opening a shutter of the recording medium cartridge. The arm member is locked by the latch means when it reaches, and the shutter is reliably opened by the locked arm member. Therefore, it is possible to protect the shutter from colliding with the recording / reproducing head and being damaged.

According to the seventh aspect of the present invention, the projection of the shutter of the recording medium cartridge is provided and the guide groove is provided in the storage device main body.
Since the projection of the shutter is inserted along the guide groove to ensure that the shutter opens, it is possible to protect the shutter from being damaged by colliding with the recording / reproducing head. Further, since a slider for opening and closing the shutter and a connecting belt for connecting the shutter and the slider are not required, a configuration of a recording medium cartridge with a reduced number of components is possible.

In the eighth invention, a recording medium cartridge is provided by providing a recess in the shutter surface on the back side of the surface on which the projections are provided, in which the projections having the same position and the same shape as the projections can be fitted. It can be stacked and stored in close contact.

[Brief description of the drawings]

FIG. 1 is a partially cutaway plan view and a side view showing a first embodiment.

FIG. 2 is a transverse sectional view showing the first embodiment.

FIG. 3 is a partially broken plan view showing the operation of the first embodiment.

FIG. 4 is a partially broken plan view showing the operation of the first embodiment.

FIG. 5 is a cross-sectional view of the cross section BB of FIG.

FIG. 6 is a partially broken plan view showing the second embodiment.

FIG. 7 is a partially broken plan view showing the operation of the second embodiment.

FIG. 8 is a cross-sectional view of the cross-section CC of FIG.

FIG. 9 is a partially broken plan view showing the third embodiment.

FIG. 10 is a perspective view showing a third embodiment.

FIG. 11 is a partially broken plan view showing the operation of the third embodiment.

FIG. 12 is a cross-sectional view of the cross section DD of FIG.

FIG. 13 is a partially broken plan view showing the fourth embodiment.

14 is a fragmentary plan view, a side view, and a cross-sectional view of a main part, showing Embodiment 4. FIG.

FIG. 15 is a partially broken plan view, a partially broken side view, and a cross sectional view showing the fifth embodiment.

FIG. 16 is a partially cutaway plan view, a partially cutaway side view, and a cross sectional view showing the sixth embodiment.

FIG. 17 is a partially broken plan view, a partially broken side view, and a cross sectional view showing the seventh embodiment.

FIG. 18 is a partially broken plan view showing the eighth embodiment.

19A and 19B are a partially broken plan view and a side view showing the eighth embodiment.

FIG. 20 is a plan view of a recording medium cartridge according to the eighth embodiment.

FIG. 21 is a transverse sectional view of section JJ in FIG. 20 of the eighth embodiment as viewed from the direction of the arrow.

FIG. 22 is a partially cutaway plan view and a side view showing the ninth embodiment.

FIG. 23 is a plan view of a recording medium cartridge according to the ninth embodiment.

24 is a cross-sectional view of the cross section KK in FIG.

FIG. 25 is a partially cutaway plan view and a side view showing a conventional storage device.

FIG. 26 is a partially cutaway plan view showing a conventional storage device.

FIG. 27 is a plan view of a recording medium cartridge.

FIG. 28 is a perspective view showing a conventional storage device and a recording medium cartridge.

FIG. 29 is a perspective view of a shutter opening and closing unit of a conventional storage device.

[Explanation of symbols]

100 Replaceable storage device, 110 Frame, 110a
Guide groove of frame, 111 Collision prevention guide, 1
12 Opener lever, 112a Opener lever, 1
12b Tongue of opener lever, 113 Top cover, 113b Guide groove of top cover, 114 Bottom cover, 115 Elastic part of top cover, 121
Guide, 122 Guide protrusion, 123 Guide rod, 124 Opener spring, 125 Latch spring, 12
5b Latch spring, 150 metal pin, 160 anti-collision guide, 160a upper surface of anti-collision guide, 1
60b Inclined portion of collision prevention guide, 161 elastic member, 190 insertion / removal opening, 200 recording / reproducing head, 300
Recording medium cartridge, 300a positioning groove, 301
Recording medium, 302 cartridge case, 302b
Notch of cartridge, 302c Hole in cartridge case, 304 shutter, 304b Projection of shutter, 305 window, 306 connecting band, 3
07 slider, 307b slider, 324 shutter spring, 330 hub, 403 eject shaft, 403f notch, 410 stopper, 43
0 Eject button.

Claims (8)

[Claims] 1. A recording medium cartridge having a shutter for opening and closing a window for accommodating a recording medium and exposing the recording medium to the outside, a frame, and an operation by moving the recording medium cartridge only in a direction horizontal to the frame. Insertion / removal means for holding the enabled state and detaching from the operating state, an arm member supported by the frame for opening and closing the shutter, a recording / reproducing head supported on the frame for recording or reproducing a signal on or from the recording medium. A storage device main unit having the storage device main unit, wherein the recording medium cartridge is inserted into a frame of the storage device main unit, and the recording / reproducing head is incompletely opened when a shutter of the recording medium cartridge is incompletely opened. Storage device comprising a collision prevention guide for preventing a collision between the shutter and the shutter. . 2. The recording medium according to claim 1, wherein the collision preventing guide is provided at the frame portion between the edge of the window and the recording / reproducing head when the recording medium cartridge is mounted. Storage device. 3. The storage device according to claim 1, wherein when the shutter is completely opened, the recording medium cartridge retracts the collision prevention guide to a lower surface of the frame. 4. A recording medium cartridge having a shutter for opening and closing a window for storing a recording medium and exposing the recording medium to the outside, a frame, and moving the recording medium cartridge only in a direction horizontal to the frame. Insertion / removal means for holding the enabled state and detaching from the operating state, an arm member supported by the frame for opening and closing the shutter, a recording / reproducing head supported on the frame for recording or reproducing a signal on or from the recording medium. A storage device having a storage device main body having latch means for locking the arm member, wherein the recording medium cartridge is inserted into a frame of the storage device main body, and the arm member is moved when a predetermined position is reached. The shutter is locked by the latch means, and the shutter is opened by the locked arm member. The storage device wherein the recording medium cartridge is inserted into the predetermined position or higher by a configuration in which the locking of the arm member is released when a force greater than the opening force of the shutter is applied to the member. 5. A cover having an elasticity and covering upper and lower surfaces of the frame, wherein the latch means is formed by cutting and raising a projection formed on the arm member and a part of a side portion of the cover. The storage device according to claim 4, further comprising: a set leaf spring. 6. The arm member is provided on a side portion of the frame, and the latch means is formed on a leaf spring fixed to a side portion of the frame provided with the arm member, and on the arm member. The storage device according to claim 4, further comprising a projection. 7. A recording medium cartridge having a shutter for storing a recording medium and opening and closing a window for exposing the recording medium to the outside, a frame, and an operation by moving the recording medium cartridge only in a direction horizontal to the frame. A storage device comprising: an insertion / removal unit that retains a possible state and detaches from an operation state; and a storage device main body that has a recording / reproducing head that is supported by the frame and records or reproduces a signal on or from the recording medium. A projection is provided on the shutter, and is located gradually outward from the insertion / removal opening of the recording medium cartridge toward the recording / reproducing head, the projection is fitted therein, and the guide groove moves with the insertion of the recording medium cartridge. Is provided in the storage device main body. 8. The storage device according to claim 7, wherein a recess is provided on the shutter surface on the back side of the surface on which the protrusion is provided, and a recess is formed at the same position and the same shape as the protrusion. apparatus.