JP2006079699A - Disk device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a disk device capable of loading a disk in a device by an easier method of higher degree of freedom. <P>SOLUTION: Disk loading is executed by mounting a disk in a pocket part disposed in a front cover fixed between the standby position and the recording/reproducing position of the disk mounting surface of a turntable. Then, the center of the disk is centered to the center of the turntable by a centering means, an optical pickup and the turntable are moved from the standby position to the recording/reproducing position by an opening part disposed in a front cover, and recording/reproducing is carried out. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a recording or reproducing disk such as a CD or a DVD, or a disk apparatus for recording or reproducing by mounting a case containing the disk.

  In recent years, DVD recorders that can record and play back DVDs have begun to spread rapidly, but in order to further spread in the future, development of disk devices that are easy to use for anyone, such as universal design, in pursuit of ease of use Is required.

  In a conventional disk device, as a disk mounting method, a tray system in which a disk is mounted by placing the disk on a tray coming out of the apparatus and pulling the tray into the apparatus is generally used.

  A conventional disk device will be described below.

  Conventionally, a disk device described in Japanese Patent Publication No. 4-67712 (Japanese Patent No. 1932473) is known.

In the conventional disk device, an opening for inserting and removing the tray is provided on the front panel of the disk-using device. After the disk is placed on the tray that has come out of the opening, the disk and the tray are set in a predetermined manner inside the apparatus. It is comprised so that it may be drawn in to a position (attachment / detachment position to a turntable). Then, when the disc on the tray drawn into the apparatus is mounted on the turntable and rotated at a predetermined rotational speed while being sandwiched between the clamper, for example, this disc is reproduced. The information signal recorded above is reproduced by a recording / reproducing apparatus. That is, the information signal is reproduced by moving the pickup for reading the signal according to the track position of the signal recorded in a predetermined range on the disc.
Japanese Patent Publication No. 4-67712

  However, in the conventional configuration described above, in order to mount the disc on the apparatus, a series of operations of pulling out the tray, placing the disc on the tray, and then returning the tray to the apparatus again is necessary. There is a problem in that it is necessary to position and place the disk in the disk mounting recess provided on the tray, and it takes time to mount the disk, and the disk mounting method is less flexible.

  SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems, and an object thereof is to provide a disk device that can be easily mounted by a method having a high degree of freedom.

In order to achieve this object, the disk device of the present invention provides:
A disc stored in a case, or a large-diameter disc or a small-diameter disc can be recorded / reproduced,
An optical pickup for recording / reproducing the disc, and a turntable for placing the disc and rotating the optical pickup at a position where the optical pickup can be recorded / reproduced, and moving between the recording / reproduction position and the standby position;
A front cover having a disc placement surface on which a disc is placed and placed on the disc mounting surface of the turntable is placed between the standby position and the recording / reproduction position. In order to be able to move to the recording / reproducing position, an opening is formed in a part of the front cover, and a part of the front cover is provided with a pocket part that can hold the disc.

  With this configuration, it is possible to obtain an excellent effect that the disk can be easily mounted on the disk device and can be performed by a highly flexible method.

  As described above, the present invention provides an excellent effect that the disk can be easily mounted on the disk device and can be performed by a method having a high degree of freedom.

  The invention according to claim 1 of the present invention is an apparatus capable of recording / reproducing a disk accommodated in a case, a large-diameter disk, or a small-diameter disk, and an optical pickup for recording / reproducing the disk; A turntable on which a disk is placed and the optical pickup is rotated at a position where recording and reproduction can be performed; a traverse that moves between the recording and reproduction position and the standby position; and a standby position on the disk placement surface of the turntable; A front cover that is fixedly arranged between the recording / reproducing positions and has a disc mounting surface on which the disc is placed, and a front cover so that the traverse can be moved from the standby position to the recording / reproducing position when the disc is in a recording / reproducing state. The disk mounting surface has an opening in a part thereof, and a part of the front cover is provided with a pocket part that can hold the disk. Are as hereinbefore, by placing the disc in the pocket portion of the front cover, it is possible to mount the disk to the device, it has the effect of possible disk mounted easily.

  The invention according to claim 2 of the present invention is an apparatus capable of recording / reproducing a disk accommodated in a case, a large-diameter disk, or a small-diameter disk, and an optical pickup for recording / reproducing the disk; A turntable on which a disk is placed and the optical pickup is rotated at a position where recording and reproduction can be performed; a traverse that moves between the recording and reproduction position and the standby position; and a standby position on the disk placement surface of the turntable; A front cover having a disk mounting surface for mounting a disk and a disk placed on the recording / playback position, and a front cover so that the traverse can be moved from the standby position to the recording / playback position when the disk is in a recording / playback state. A pocket that can hold the disc in a part of the front cover is provided by opening part by moving part or all of the disc mounting surface Since the disk can be mounted if the disk is placed in the pocket portion of the front cover, the disk can be easily mounted, and a part of the disk mounting surface of the front cover or In order to provide an opening for moving the traverse as a whole, the traverse is covered with a front cover in the standby position to protect the traverse, and it is also possible to make the traverse invisible from the outside. It has the effect that it can be improved.

  The invention according to claim 3 of the present invention is characterized by comprising one or a plurality of centering means that abuts the disk and moves the center of the disk to the center of the turntable. When placed in the pocket of the front cover, the disc is automatically transferred so that the center of the disc is aligned with the center of the turntable, so a disc with a different diameter and a case containing the disc are placed in one pocket. Further, the centering can be performed even if the disk mounting surface is inclined, and the degree of freedom of the product form is increased.

  The invention according to claim 4 of the present invention is an apparatus capable of recording / reproducing a disk accommodated in a case, a large-diameter disk, or a small-diameter disk, and an optical pickup for recording / reproducing the disk; A turntable on which a disk is placed and the optical pickup is rotated at a position where recording and reproduction can be performed; a traverse that moves between the recording and reproduction position and the standby position; and a standby position on the disk placement surface of the turntable; A front cover having a disk mounting surface for mounting a disk, a clamp member having a clamper for fixing the disk on the turntable, and a clamp member for mounting the disk. Is arranged at a position that does not overlap the projection surface in the optical axis direction of the optical pickup of the optical disk pickup surface of the disc mounting surface of the front cover There, when placing the disc, has the effect that the clamp member does not become an obstacle, easily removable disk to the apparatus.

  According to a fifth aspect of the present invention, the clamp member moves from the direction substantially perpendicular to the moving direction of the optical pickup to the center side of the turntable at the time of recording / reproducing of the disc, and then the traverse is recorded / reproduced. It is characterized in that the disc is put into a recording / reproducing state by moving to the position, and the movement of the optical pickup is made by moving the clamp member from a direction substantially perpendicular to the moving direction of the optical pickup. This has the effect of reducing the size of the external device.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS.

(Embodiment 1)
FIG. 1 is a plan view of a disk mounted state of the disk device according to Embodiment 1 of the present invention. Here, the disc mounting state is a state of the device when the user mounts the disc on the device. FIG. 2 is a side cross-sectional view of the disk device in a disk-mounted state, and is a cross section taken along the line ZZ in FIG. 3 is a plan view of the disk device in the centered state of the disk, FIG. 4 is a side sectional view of the disk device in the centered state of the disk, and is a cross-sectional view taken along the line YY in FIG. FIG. 5 is a plan view when a case (hereinafter referred to as a cartridge) in which a disk is stored in the disk device is mounted. FIG. 6 is a side sectional view when the cartridge is mounted in the disk device. It is a cross section.

  1 to 6, reference numeral 1 denotes a turntable on which a disk 4 is placed and rotates the disk 4 during recording or reproduction. Reference numeral 2 denotes an optical pickup that records or reproduces signals on the disk 4.

  Reference numeral 3 denotes a front cover that covers the front surface of the disk device, and 3a denotes a disk mounting surface provided on the front cover 3, which is provided in a direction orthogonal to the optical axis direction of the optical pickup 2. Reference numeral 3b denotes an opening provided in a part of the disc mounting surface 3 so as to be able to move through the disc mounting surface of the turntable 1 when switching between the disc mounting state and the recording / reproducing state. Reference numeral 3c denotes a pocket provided at a position away from the turntable 1 and the optical pickup 2 on the disk mounting surface 3a of the front cover 3, and 3c 'denotes a bottom of the pocket 3c. A space larger than the thickness of the cartridge is required in the pocket portion 3c so that at least the cartridge can be held or placed. The pocket 3c is provided at a position where the center of the disk 4 stored in the cartridge 9 and the center of the turntable 1 in the recording / reproducing state are aligned when the cartridge is placed. 3d is a hole provided at the bottom of the pocket 3c, in which a centering means 8 described later is movably disposed.

  Reference numeral 4 denotes a disk that is a recording medium. In the present embodiment, a large-diameter disk (for example, a 12-centimeter disk) is described as an example. Is possible. When centering the small-diameter disk, the centering means 8 can be centered by making the sliding amount of the centering means 8 larger than the sliding amount of the centering means 8 when centering the large-diameter disk.

  A traverse base 5 on which the turntable 1 and the optical pickup 2 are mounted is provided so as to be rotatable between a standby position and a recording / reproducing position about a support shaft 5a. The standby position is a position where the disk mounting surface of the turntable 1 and the optical pickup 2 do not protrude from the disk mounting surface 3a of the front cover 3 (that is, a state positioned below the disk mounting surface 3a). The recording / reproducing position is a position where the disk mounting surface of the turntable 1 protrudes from the disk mounting surface 3a of the front cover 3 so that the disk 4 can be mounted and recorded / reproduced. Although the rotation means of the traverse base 5 is not shown, it is composed of, for example, a motor and gears.

  A guide shaft 6 serves as a guide when the optical pickup 2 moves in the radial direction of the disk 4, and a drive motor 7 is used for moving the optical pickup 2.

  Reference numeral 8 denotes centering means for transporting the disk 4 so that the center of the disk 4 placed in the pocket portion 3c is aligned with the center of the turntable 1. In this embodiment, the center 4 has a single centering means 8. However, two or more centering means may be provided, or the disk 4 may be supported and transferred to a part other than the outer periphery of the disk 4. Further, the centering means 8 is provided with an arc portion 8a on the upper portion thereof so that the outer peripheral portion of the disc 4 having an arc shape can be reliably supported. The centering means 8 is provided so as to move between a standby position (position in FIG. 1) and a centering completion position (position in FIG. 3). Although the moving means of the centering means 8 is not shown, it is composed of, for example, a motor, a gear, and a rack. A cartridge 9 accommodates a disk.

  The operation of the disk device configured as described above will be described with reference to FIGS.

  First, the case where the disk 4 is placed in the pocket portion 3c in the disk mounted state will be described with reference to FIGS.

  When a recording / reproducing start switch (not shown) is turned on, the centering means 8 places the disc 4 on its arc portion 8a and is parallel to the disc placement surface 3a of the front cover 3 and in the direction of arrow A. Move in the direction toward the center of the turntable 1. Accordingly, the disk 4 moves in the direction of arrow A while the outer peripheral portion is supported by the centering means 8.

  Then, the centering means 8 comes into contact with a stopper (not shown) at the centering completion position shown in FIG. 3 and stops moving in the arrow A direction. The stopper is provided so that the centering means 8 stops at a centering position where the center of the disk 4 moved by the centering means 8 matches the center of the turntable 1. Thereafter, as shown in FIG. 2, the traverse base 5 rotates about the support shaft 5a in the direction of arrow B, and as shown in FIG. 4, the disc 4 is placed on the disc placement surface of the turntable 1. The When the disc 4 is placed on the turntable 1, the disc 4 is placed on the turntable 1 by holding the disc between the turntable 1 and a clamper (not shown) provided separately in the apparatus. There is also a method of placing on the surface, and the disc 4 can be placed on the turntable 1 more reliably.

  As shown in FIGS. 3 and 4, when the traverse base 5 completes the movement to the recording / reproducing position, the centering means 8 moves in the direction of the arrow C and moves away from the outer periphery of the disk 4 placed on the turntable 1. evacuate. In the present embodiment, the centering means 8 moves into the hole 3d of the pocket 3c. At this time, the disk 4 is held on the turntable 1. If the centering means 8 is separated from the outer periphery of the disk 4 placed on the turntable 1, the centering means 8 is located between the standby position of the centering means 8 (position in FIG. 1) and the centering completion position (position in FIG. 3). You may retreat to any position. Thereafter, the turntable 1 rotates to rotate the disk 4 to enter the recording / reproducing state.

  Next, a case where the disk 4 is removed from the apparatus will be described.

  When a disk ejecting switch (not shown) is turned on while the disk 4 is at the recording / reproducing position, the rotation of the turntable 1 is stopped and the rotation of the disk 4 is stopped. Then, the centering means 8 moves from the retracted position to a position that supports the outer periphery of the disk 4 (the position in FIGS. 3 and 4). Thereafter, the traverse base 5 rotates in the direction of arrow E around the support shaft 5a, and moves from the recording / reproducing state to the standby state shown in FIG. Accordingly, the disk 4 is detached from the disk mounting surface of the turntable 1. Thereafter, the centering means 8 moves in the direction of the arrow C (standby position direction) with the disc 4 placed thereon, and accordingly, the disc 4 moves into the pocket portion 3c, resulting in the state shown in FIGS. . Thereby, the disk 4 can be taken out.

  Next, the case where the cartridge 9 is placed in the pocket portion 3c in the disk mounted state will be described with reference to FIGS.

  As shown in FIG. 5, when the recording / reproducing start switch (not shown) is turned on from the state where the cartridge 9 is placed in the pocket portion 3c, the centering means 8 moves in the direction of arrow D (in the center of the turntable 1). In the direction of heading) parallel to the disk mounting surface 3a of the front cover 3, and comes into contact with the end surface 9a of the cartridge 9 and stops. Thereafter, the shutter 9b provided in the cartridge 9 is opened by a shutter opening / closing mechanism (not shown) (the state where FIG. 5 is opened). Next, the traverse base 5 rotates about the support shaft 5a in the direction of arrow F, and accordingly, the disk 4 housed in the cartridge 9 is placed on the disk placement surface of the turntable 1. Thereafter, the turntable 1 rotates to rotate the disk 4 to enter the recording / reproducing state.

  Next, a case where the cartridge 9 is taken out from the apparatus will be described. When a disk ejection switch (not shown) is turned on while the disk 4 in the cartridge 9 is at the recording / reproducing position, the rotation of the turntable 1 stops and the rotation of the disk 4 stops. Next, the traverse base 5 rotates about the support shaft 5a in the direction opposite to the arrow F, and moves to a standby state as shown in FIG. Accordingly, the disk stored in the cartridge 9 is detached from the disk mounting surface of the turntable 1 so that the cartridge 9 can be taken out. The centering means 8 moves downward and moves to a position away from the cartridge 9.

  As described above, according to the first embodiment, the opening 3b through which the turntable 1 can pass through is provided in a part of the front cover 3, and the pocket 3c and the centering means 8 are provided in a part of the front cover 3. If the disk 4 is placed in the pocket portion 3c, the disk 4 can be automatically transferred so that the center of the disk 4 matches the center of the turntable 1, and the disk 4 can be easily mounted. it can.

  Further, by providing the hole 3d in the pocket 3c and retracting the centering means 8 into the hole 3d at the retracted position, the disk 4 and the cartridge 9 can be placed in one pocket 3c in common. Even if the mounting surface is inclined, centering is possible and the degree of freedom of the product form can be increased.

(Embodiment 2)
FIG. 7 is a plan view of a disk device in a disk mounting state according to Embodiment 2 of the present invention, FIG. 8 is a plan view of a disk device in a centering completed state, and FIG. 9 is a side sectional view of the disk device in a disk mounting state. FIG. 8 is a cross section of the WW portion in FIG. 7.

  7 to 9, the same components as those in the first embodiment are given the same numbers, and the description thereof is omitted. 1 to 6 is that the disk mounting surface 3a of the front cover 3 moves as doors 3e and 3f. 7 to 9, the doors 3e and 3f are each composed of a pair of left and right, and the doors 3e and 3f can be opened and closed in a direction perpendicular to the moving direction of the optical pickup 2 from the center in parallel to the disk mounting surface 3a. In the opened state (recording / reproducing state) as shown in FIG. 8, the traverse base 5 rotates and protrudes from the disk mounting surface of the turntable 1. The driving means for opening and closing the doors 3e and 3f is not shown, but can be constituted by, for example, a motor, a gear, and a rack. Further, the doors 3e and 3f are configured to move to the back side of the front cover 3 and hide when opened.

  The operation of the disk device of the present embodiment configured as described above will be described below.

  First, the case where the disc 4 is placed in the pocket portion 3c in the disc mounted state will be described. Before the disc is placed, the doors 3e and 3f are closed as shown in FIG.

  When the disk 4 is placed in the pocket portion 3c and a recording / reproducing start switch (not shown) is turned on, the centering means 8 places the disk 4 on the disk placement surface 3a of the front cover 3. The disk 4 moves in parallel in the direction of arrow G (direction toward the center of the turntable 1), and accordingly the disk 4 moves while the outer peripheral portion is supported by the centering means 8. Then, the centering means 8 comes into contact with a stopper (not shown) at the centering completion position shown in FIG. 8 and stops moving.

  Thereafter, the doors 3e and 3f move in the directions of arrows H and I, respectively, to form the opening 3g as shown in FIG. Then, as shown in FIG. 9, the traverse base 5 rotates about the support shaft 5a in the direction of arrow J, and the disk mounting surface of the turntable 1 penetrates through the opening 3g. Accordingly, the disc 4 is placed on the disc placement surface of the turntable 1. When the traverse base 5 completes moving to the recording / reproducing position, the centering means 8 moves in the direction of the arrow K and retracts to a position away from the outer periphery of the disk 4 placed on the turntable 1. At this time, the disk 4 remains held on the turntable 1. Thereafter, the turntable 1 rotates to rotate the disk 4 to enter the recording / reproducing state.

  Next, a case where the disk 4 is removed from the apparatus will be described. When a disk ejection switch (not shown) is turned on in the recording / reproducing state, the rotation of the turntable 1 stops and the centering means 8 extends from the retracted position to a position for supporting the outer periphery of the disk (position in FIG. 8). Moving. Thereafter, the traverse base 5 rotates about the support shaft 5a in the direction opposite to the arrow J, and moves from the recording / reproducing state to the standby state shown in FIG. Accordingly, the disk 4 is detached from the disk mounting surface of the turntable 1. Thereafter, the doors 3e and 3f are moved and closed in the directions of arrows L and M, respectively, and the opening 3g is eliminated as shown in FIG. Thereafter, the centering means 8 moves to the standby position, and accordingly, the disk 4 moves into the pocket portion 3c, so that the disk 4 can be taken out as shown in FIG.

  As described above, according to the second embodiment, the disk mounting surface of the front cover 3 can be opened and closed as the doors 3e and 3f, so that the opening for allowing the disk mounting surface of the turntable 1 to pass therethrough is provided. Since the traverse part is covered with the front cover 3 (doors 3e and 3f) in the standby position, the traverse part can be protected, and the traverse part can be hidden from the outside. The appearance quality can be improved.

  In this embodiment, the doors 3e and 3f are opened after the centering means 8 performs the centering operation. However, the centering means 8 may perform the centering operation after the doors 3e and 3f are opened.

  Further, in this embodiment, the centering means 8 is moved to the standby position after the doors 3e and 3f are closed when the disk 4 is taken out from the recording / reproducing state. However, after the centering means 8 is moved to the standby position, the door 3e and 3f may be closed.

(Embodiment 3)
FIG. 10 is a plan view of the disk device in the disk mounted state according to the third embodiment of the present invention, FIG. 11 is a side sectional view of the disk device in the disk mounted state, and is a cross section taken along line VV in FIG. FIG. 12 is a plan view of the disk device in which the disk has been clamped to the turntable. FIG. 13 is a side sectional view of the disk device in which the disk has been clamped to the turntable. is there.

  10 to 13, the same components as those in the first embodiment are given the same numbers, and descriptions thereof are omitted. 1 to 9 is different from the configuration shown in FIGS. 1 to 9 in that the front cover 3 is not provided with the pocket portion 3c, the centering means 8 is not provided, and the disc 4 is clamped to the disc mounting surface of the turntable 1. It is a point provided with the clamp mechanism.

  10 to 13, reference numeral 10 denotes a clamp base for performing a clamping operation. When the disk 4 is mounted on the disk mounting surface 3 a of the front cover 3 in the disk mounting state, the disk 4 contacts the clamp base 10. In order to avoid contact, the optical disk 2 stands by at a position where the disk mounting surface 3a does not overlap the projection surface in the optical axis direction of the optical pickup 2. In this embodiment, the clamp base 10 stands by at a position on the right side of the disk mounting surface 3a. In addition, you may stand by in the position of the left side of the disk mounting surface 3a. The clamp base 10 is configured to be movable from the standby position to the clamp position in a direction orthogonal to the moving direction of the optical pickup 2 and parallel to the disk mounting surface of the turntable 1. The clamp position is a position where the clamp base 10 moves right above the disk mounting surface of the turntable 1 and performs a clamping operation. Although the movement means of the clamp base 10 is not shown, for example, a rack is provided on the clamp base 10 and is moved by a motor and gears.

  The clamp base 10 is configured not to contact the disk 4 mounted on the disk mounting surface 3a. A clamper 11 clamps the disk 4 on the disk mounting surface of the turntable 1 and is provided on the clamp base 10 so as to be movable in the vertical direction of the disk mounting surface of the turntable 1. The clamper 11 has a magnetic body, and is configured to be magnetically attached to the magnetic body on the disk mounting surface of the turntable 1.

  The operation of the disk device configured as described above will be described below.

  First, a case where the disk 4 is placed on the disk mounting surface 3a of the front cover 3 in the disk mounted state will be described. When a recording / reproduction start switch (not shown) is turned ON, the clamp base 10 moves from the standby position shown in FIG. 10 in the direction of arrow N (in a direction orthogonal to the moving direction of the optical pickup 2), and FIG. Move to the indicated clamp position. Thereafter, the traverse base 5 rotates around the support shaft 5a in the direction of arrow O, the turntable 1 moves through the opening 3b to the recording / reproducing position, and the disk 4 is placed on the disk mounting surface of the turntable 1. Can be placed and lifted. Along with this, the clamper 11 is attracted to the disk mounting surface of the turntable 1, and the disk 4 is clamped to enter a recording / reproducing state.

  Next, a case where the disk 4 is removed from the apparatus will be described. When a disk take-out switch (not shown) is turned on, the turntable 1 stops rotating, and the traverse base 5 rotates about the support shaft 5a in the direction opposite to the arrow O, so that the recording / reproducing position is reached. To the standby position shown in FIG. Accordingly, the clamper 11 is detached from the turntable 1, and the disk 4 is also detached from the turntable 1 and placed on the disk mounting surface 3b. Thereafter, the clamp base 10 moves from the clamp position shown in FIG. 12 in the direction of arrow P and moves to the standby position shown in FIG.

  As described above, according to the third embodiment, the clamp base 10 is retracted to a position that does not overlap the vertical projection surface of the disk mounting surface 3a of the front cover 3 when the disk is mounted. The disk 10 can be easily attached to and detached from the apparatus without obstructing 10. Further, by adopting a system in which the clamp base 10 is moved from a direction orthogonal to the moving direction of the optical pickup 2, the external dimensions of the apparatus in the moving direction of the optical pickup can be reduced.

  The present invention is not limited to the embodiment described above.

  The disk device according to the present invention places a disk in a pocket provided in a part of a front cover that is fixedly arranged between a standby position and a recording / reproducing position of a disk mounting surface of a turntable. Depending on the manner in which the disk is mounted on the apparatus, the present invention can also be applied to applications where it is necessary to mount the disk on the disk apparatus in a manner that is easy and highly flexible.

The top view of the disc mounting state of the disc apparatus in Embodiment 1 of this invention Side surface sectional drawing of the disc installation state of the disc apparatus in Embodiment 1 of this invention The top view of the disc centering completion state of the disc apparatus in Embodiment 1 of this invention Side surface sectional drawing of the disc centering completion state of the disc apparatus in Embodiment 1 of this invention The top view when the case which accommodated the disk in the disk apparatus in Embodiment 1 of this invention was mounted | worn Side surface sectional drawing when the case which accommodated the disk in the disk apparatus in Embodiment 1 of this invention was mounted | worn The top view of the disc mounting state of the disc apparatus in Embodiment 2 of this invention The top view of the disc centering completion state of the disc apparatus in Embodiment 2 of this invention Side surface sectional drawing of the disc installation state of the disc apparatus in Embodiment 2 of this invention The top view of the disc mounting state of the disc apparatus in Embodiment 3 of this invention Side surface sectional drawing of the disc installation state of the disc apparatus in Embodiment 3 of this invention The top view of the clamp completion state to the turntable of the disk of the disk apparatus in Embodiment 3 of this invention Side surface sectional drawing of the completion state of the clamp to the turntable of the disk of the disk apparatus in Embodiment 3 of this invention

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Turntable 2 Optical pick-up 3 Front cover 3a Disc mounting surface 3b Opening part 3c Pocket part 3d Pocket hole part 3e, 3f Door 4 Disc 5 Traverse base 5a Support shaft 6 Guide shaft 7 Drive motor 8 Centering means 9 Cartridge 10 Clamp base 11 Clamper

Claims (5)

A disc stored in a case, or a large-diameter disc or a small-diameter disc can be recorded / reproduced,
An optical pickup for recording / reproducing the disk and a turntable on which the disk is mounted and rotated at a position where the optical pickup can be recorded / reproduced, and which moves between a recording / reproduction position and a standby position When,
A front cover having a disc placement surface on which the disc is placed, fixedly disposed between the standby position and the recording / reproducing position of the disc placement surface of the turntable;
In order to move the traverse from the standby position to the recording / reproducing position when the disk is in a recording / reproducing state, an opening is formed in a part of the disk mounting surface of the front cover,
A disc device characterized in that a pocket portion for holding the disc is provided in a part of the front cover. A disc stored in a case, or a large-diameter disc or a small-diameter disc can be recorded / reproduced,
An optical pickup for recording / reproducing the disk and a turntable on which the disk is mounted and rotated at a position where the optical pickup can be recorded / reproduced, and which moves between a recording / reproduction position and a standby position When,
A front cover having a disc placement surface on which the disc is placed, fixedly disposed between the standby position and the recording / reproducing position of the disc placement surface of the turntable;
When the disc is in the recording / reproducing state, an opening is provided by moving a part or the whole of the disc mounting surface of the front cover so that the traverse can be moved from the standby position to the recording / reproducing position. The disc device is characterized in that a pocket portion for holding the disc is provided in a part of the front cover. 3. The disk apparatus according to claim 1, wherein the disk apparatus comprises one or a plurality of centering means that abut against the disk and move the center of the disk to the center of the turntable. A disc stored in a case, or a large-diameter disc or a small-diameter disc can be recorded / reproduced,
An optical pickup for recording / reproducing the disk and a turntable on which the disk is mounted and rotated at a position where the optical pickup can be recorded / reproduced, and which moves between a recording / reproduction position and a standby position When,
A front cover having a disc placement surface on which the disc is placed, fixedly disposed between the standby position and the recording / reproducing position of the disc placement surface of the turntable;
A clamp member having a clamper for fixing the disc on the turntable, and when the disc is placed, the clamp member projects the disc placement surface of the front cover in the optical axis direction of the optical pickup. A disk device characterized by being arranged at a position that does not overlap. The clamp member
At the time of recording / playback of the disc, it moves from the direction substantially perpendicular to the moving direction of the optical pickup to the center side of the turntable,
5. The disk device according to claim 4, wherein the disk is brought into a recording / reproducing state by moving the traverse to a recording / reproducing position thereafter.

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