JPH0636386A - Disk recording and/or reproducing device - Google Patents

Abstract

PURPOSE:To considerably miniaturize the device itself by eliminating a turntable vertical driving device. CONSTITUTION:In the disk recording and/or reproducing device which records and reproduces data on a magneto-optical disk 4 rotatably stored in a disk cartridge 3, an optical pickup device 7 incorporated in a device main body 1 and a magnetic head 53 freely movably provided in a cartridge holder are freely turnably coupled by a coupling projection 63 and a coupling groove 65, and thereby, they are fed as one body in the diametral direction of the magneto- optical disk 4.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disk recording and / or reproducing apparatus for recording / reproducing information signals on / from a magneto-optical disk.

[0002]

2. Description of the Related Art As a magneto-optical disk device capable of recording / reproducing information signals on / from a magneto-optical disk, for example, one shown in FIG. 5 has been proposed. In this magneto-optical disk device, a disk cartridge 102, which houses a magneto-optical disk 101 rotatably, is pulled into the main body of the apparatus shown in the direction of arrow a in the figure, and the spindle of a spindle motor 103 shown in the arrow b of the figure. Axis 10
It is designed to be dropped to the turntable 105 side fixed to the tip side of No. 4.

When the magneto-optical disk 101 is mounted on the turntable 105, the carriage 10
An optical pickup device 107 and a magnetic head 108 for generating an external magnetic field, which are provided in FIG. 6, are moved in a direction approaching the disk cartridge 102 shown by an arrow c in the figure. Then, the optical pickup device 107 and the magnetic head 108 sandwiching the magneto-optical disk 101 record / reproduce information signals on / from the magneto-optical disk 101.

By the way, in the system in which the disk cartridge 102 is dropped to the turntable 105 side like the above-mentioned apparatus, the magneto-optical disk 101 is provided in order to prevent the disk cartridge 102 from contacting the optical pickup device 107 and the magnetic head 108. It is necessary to retract the optical pickup device 107 and the magnetic head 108 to a position where they do not contact the disk cartridge 102 until the time when they are mounted on the turntable 105.

Therefore, the optical pickup device 10 described above is used.
7 and the drive device including the feed motor for feeding the magnetic head 108 are not only increased in size, but also the entire device is increased in size due to an increase in the depth dimension of the magneto-optical disk device.

In addition, as shown in FIG. 6, there is proposed a magneto-optical disk device of the type in which the disk cartridge 102 is not dropped on the turntable 105 side. In such a magneto-optical disk apparatus, when the disk cartridge 102 is loaded into the apparatus in parallel with the chassis 109 shown by the arrow d in the figure, the table vertical drive device 110 causes the chassis 109 shown by the arrow e in the figure.
The turntable 105 rises from below to clamp the magneto-optical disc 101 in the disc cartridge 102.

The above optical pickup device 107
The magnetic head 108 and the magnetic head 108 are moved to the recording / reproducing position of the magneto-optical disk 101 by driving the feed motor. Since the disc cartridge 102 is only inserted into this device in parallel with the chassis 109, it is loaded by being inserted between the optical pickup device 107 and the magnetic head 108. Device 107 and magnetic head 1
Even if 08 is at the recording / reproducing position, no accident such as contact with these occurs.

By the way, in the above-mentioned apparatus, instead of dropping the disk cartridge 102, the table vertical drive device 110 for moving the turntable 105 vertically.
Is required. For this reason, since a stroke space in the vertical direction is required, the thickness of the device itself becomes thicker,
After all, enlargement of the device is inevitable.

[0009]

SUMMARY OF THE INVENTION Therefore, in order to solve the above-mentioned conventional technical problems, the present invention has a simple structure which does not require a vertical drive device for a turntable and which can be downsized. It is intended to provide a reproducing device.

[0010]

DISCLOSURE OF THE INVENTION A disk recording and / or reproducing apparatus of the present invention is provided with an apparatus main body provided with a disk rotation driving means and an optical pickup apparatus, and rotatable with respect to the apparatus main body. A cartridge holder for holding a disc cartridge in which a recording disc is rotatably accommodated, a magnetic head for generating an external magnetic field attached to the cartridge holder so as to be movable in the radial direction of the recording disc, and the device described above. When the cartridge holder is in the closed position with respect to the main body, the magnetic head and the optical pickup device are integrated with each other, and the feeding means is provided to feed the recording disk in the radial direction.

The feeding means comprises head supporting means for supporting the magnetic head and pickup supporting means for supporting the optical pickup device, and the head supporting means is rotatably connected to the pickup supporting means. To be done.

There is provided a moving means for moving the magnetic head in a direction in which the magnetic head is separated from the disk cartridge held in the cartridge holder as the cartridge holder moves up.

Head supporting means for supporting the magnetic head is movably attached to the rotary shaft of the cartridge holder.

[0014]

In the apparatus according to the present invention, when the cartridge holder rotatably provided with respect to the apparatus main body on which the disk rotation driving means and the optical pickup device are arranged is in the closed position with respect to the apparatus main body. In addition, since the magnetic head and the optical pickup device provided in the cartridge holder are integrated and fed in the radial direction of the recording disc by the feeding means, the optical pickup device and the magnetic head provided by sandwiching the recording disc are always provided. It is made to face each other. Therefore, the signal recording information written on the recording disc can be read accurately and the signal recording information can be written on the recording disc accurately.

Further, in the apparatus according to the present invention, since the head supporting means for supporting the magnetic head is rotatably connected to the pickup supporting means for supporting the optical pickup apparatus, the cartridge holder is attached to the apparatus main body. On the other hand, the positional relationship between the magnetic head and the optical pickup device is always maintained even in the closed state and the open state.

Further, in the apparatus according to the present invention, the magnetic head is moved by the moving means in the direction away from the disk cartridge held in the cartridge holder as the cartridge holder moves up. When the disc cartridge is inserted into the cartridge holder, the disc cartridge does not come into contact with the magnetic head.

Further, in the apparatus according to the present invention, since the head supporting means for supporting the magnetic head is movably attached to the rotation shaft of the cartridge holder, the radial direction of the recording disk is set with respect to the cartridge holder. The magnetic head will move along.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific embodiments to which the present invention is applied will be described in detail below with reference to the drawings. The disc recording and / or reproducing apparatus of the present embodiment, as shown in FIG.
The apparatus main body 1 has various mechanism parts for recording / reproducing information on / from the magneto-optical disk, and a lid 2 rotatably provided on the apparatus main body 1.

A disk rotation driving means for rotating the magneto-optical disk 4 rotatably housed in the disk cartridge 3 is built in the apparatus main body 1. The disk rotation driving means includes a disk-shaped turntable 5 that receives the magneto-optical disk 4 at a predetermined height, and a spindle motor 6 that drives the turntable 5 to rotate at a predetermined rotation speed. The turntable 5 is
It is fixed to the tip of a spindle shaft 6a of the spindle motor 6 and rotates together with the spindle shaft 6a. A magnet (not shown) for magnetically attracting a metal hub provided at the center of the magneto-optical disk 4 to the turntable 5 to fix and hold the magneto-optical disk 4 on the turntable 5 is omitted. ) Is provided. In this embodiment, a magneto-optical disk having a diameter of about 64 mm and capable of recording a sound signal for about 74 minutes was used.

An optical pickup device 7 for irradiating the signal recording surface of the magneto-optical disk 4 with laser light is built in the device body 1. The optical pickup device 7 includes an optical block 10 that is movable with respect to a pair of parallel guide shafts 8 and 9 provided at a predetermined distance along the longitudinal direction of the device body 1. The optical block 10 includes the magneto-optical disk 4 described above.
The objective lens 11 for irradiating the signal recording surface with a laser beam having a predetermined beam spot diameter is provided. The optical block 10 is configured so that the objective lens 11 can be moved movably in the radial direction of the magneto-optical disk 4 by an optical block feeding means including a magnet and a yoke (not shown).

On the other hand, the lid 2 is provided with a cartridge holder 12 for holding the disc cartridge 3. The cartridge holder 12 is provided so as to be rotatable in a direction indicated by an arrow A in FIG. 2 with respect to a rotation shaft 13 of the lid body 2 with respect to the apparatus main body 1. The cartridge holder 12 has an upper surface plate portion 14 that is large enough to accommodate the disk cartridge 3, cartridge guide portions 15 and 16 provided on both side edge portions of the upper surface plate portion 14, and the cartridge guide portion 15. , 16 and cartridge holding portions 17 and 18 provided in the cartridges 16.

The cartridge guide portions 15 and 16 are
It functions as a guide member for facilitating the insertion of the disc cartridge 3 into the cartridge holder 12, and is provided so as to hang on both side edge portions of the flat plate-shaped upper surface plate portion 14. Further, holder mounting portions 19 and 20 for rotatably supporting the cartridge holder 12 with respect to the rotating shaft 13 are provided at the rear end portions of the cartridge guide portions 15 and 16.

The cartridge holding portions 17 and 18 support and hold the disc cartridge 3 inserted into the cartridge holder 12 from below, and the cartridge guide portions 15 and 16 are provided at the tip end side of the cartridge guide portions 15 and 16. 16 are provided so as to face each other at substantially right angles.

Then, when the cartridge holder 12 is in the closed position with respect to the apparatus main body 1, the disc cartridge 3 is attached to the cartridge holder 12.
A cartridge positioning mechanism for positioning the cartridge with respect to the cartridge holder 12 is provided. The cartridge positioning mechanism includes a slide plate 21 slidably attached to the upper surface plate portion 14 as the cartridge holder 12 rotates, and a cartridge positioning member 22 rotatable by the slide plate 21. Consists of.

The slide plate 21 uses a pair of guide pins 23 and 24 fixed to the upper plate 14 as guides.
The upper surface plate portion 14 is slidable. That is, the slide plate 21 has elongated guide holes 25, 26 at positions facing the pair of guide pins 23, 24 fixed to the upper surface plate portion 14, and the guide holes 25, 26 are provided. Guide pin 2 provided facing the
It slides with respect to the upper surface plate portion 14 with the guides 3 and 24 as guides.

The slide plate 21 is provided with a bending portion 2 provided so as to face one cartridge guide portion 15.
7 and a slide plate operation arm 32 rotatably attached to support shafts 30 and 31 provided in the bent portion 29 of the insulator 28 fixed to the apparatus body 1, respectively. It slides on the upper surface plate portion 14 in accordance with the dynamic operation.
That is, when the cartridge holder 12 is rotated from the closed state of FIG. 2 in the direction of the arrow A in the figure, the slide plate operating arm 32 is also rotated accordingly, and the support shaft is attached to the tip of the slide plate operating arm 32. The slide plate 21 connected through 30 slides along the guide pins 23 and 24 in the direction of arrow B in the figure.

On the other hand, the cartridge positioning member 22 is
The cartridge holder 12 is rotatably attached to a spindle 33 that is erected on the upper plate 14 of the cartridge holder 12. The cartridge holder 12 is provided with a cartridge positioning claw 34 that engages with a recess (not shown) provided in the disc cartridge 3 to regulate the mounting position of the disc cartridge 3 with respect to the cartridge holder 12. . The cartridge positioning claw 34 faces the inside of the cartridge holder 12 through a notch portion 35 provided by cutting out a part of the cartridge guide portion 15 and engages with the concave portion of the disc cartridge 3. .

Then, the cartridge positioning member 2
2 is a torsion coil spring 38 hung across a cylindrical protrusion 36 provided on the cartridge positioning member 22 and a spring locking piece 37 formed by cutting and raising the upper plate portion 14. The cartridge positioning claw 34 is always biased so as to be positioned inward of the cartridge holder 12. The tip edge of the slide plate 21 comes into contact with the protrusion 36.

Further, the cartridge holder 12 has
An eject mechanism for forcibly ejecting the disc cartridge 3 when the lid of the cartridge holder 12 is opened is provided. The eject mechanism includes an eject operation piece 40 having a cylindrical eject pin 39 that comes into contact with the front surface of the disc cartridge 3, and an eject arm 4 that rotates the eject operation piece 40.
It consists of 1.

The eject operation piece 40 is rotatably provided with respect to a support shaft 42 provided at the rear end edge of the cartridge holder 12. Further, the eject operation piece 40 is hooked over the spring engagement piece 43 formed at the rear end edge of the cartridge holder 12 and the spring engagement piece 44 provided on the eject operation piece 40. The twisted coil spring 45 constantly biases the eject pin 39 in the direction of arrow C in FIG.

The eject arm 41 has a substantially V-shaped planar shape, and the support shaft 4 is erected on the upper surface plate portion 14.
6 is provided so as to be rotatable with respect to the upper surface plate portion 14. At the tip of the eject arm 41, the eject operation piece 40 and the slide plate 21 are attached.
Slits 49 and 50 are provided for slidably engaging the guide pins 47 and 48, respectively, which are planted in. Therefore, when the slide plate 21 slides in the direction of arrow A in FIG. 2, the eject pin 41 is rotated by the guide pin 48 provided on the slide plate 21 in the direction D in FIG. Then, the eject operation piece 40 moves the eject pin 39 in the direction of arrow C in the drawing while the guide pin 47 is guided by the elastic force of the torsion coil spring 45. As a result, the disc cartridge 3 held in the cartridge holder 12 is removed by the eject pin 39.

Further, the cartridge holder 12 has
Although not shown, the shutter 5 of the disc cartridge 3
A shutter opening mechanism for opening 1 is provided. Such a shutter opening mechanism is provided with the shutter 5 as the disc cartridge 3 is inserted into the cartridge holder 12.
1 is opened, and when the disc cartridge 3 reaches the rear end edge of the cartridge holder 12, the opening is completely opened. The closing operation of the shutter 51 is performed by the shutter closing member 52 provided near the cartridge insertion opening of the cartridge holder 12. The shutter lid member 52 is attached to the upper surface plate portion 14 near the cartridge insertion port by a support pin 53,
The shutter 51 of the ejected disc cartridge 3 is brought into contact with the shutter 51, and the shutter 51 is closed until the shutter 51 is completely ejected from the cartridge holder 12.

Further, the cartridge holder 12 is provided with an external magnetic field generator having a magnetic head for applying an external magnetic field of a predetermined strength to the magneto-optical disk 4. As shown mainly in FIG. 3, the external magnetic field generator includes a magnetic head 53 for applying an external magnetic field to the signal recording surface of the magneto-optical disk 4, and the magnetic head 5.
3 and a head support block 54 for supporting 3.

As shown in FIG. 3, the magnetic head 53 is provided on a head mounting member 56 supported by a head support damper 55 so as to be movable in the direction of arrow D in FIG. Has been. On the other hand, the head support block 54 is formed by cutting and raising the upper surface plate portion 14 of the cartridge holder 12 so as to have a substantially cross section L.
The guide member 57 having a character shape is engaged with a guide groove 58 provided on the tip side thereof, and the cartridge holder 1
By attaching the base end portion 59 rotatably to the two rotary shafts 13, the base shaft 59 is movable in the radial direction of the magneto-optical disk 4 along the rotary shaft 13.

The guide groove 58 is formed by providing a pair of projecting pieces 60, 61 on the front end side of the head support block 54 so as to face each other vertically with a distance sufficient to face the guide member 57. Has been done. On the other hand, the base end portion 59 has a cylindrical shape, and the rotating shaft 13 is inserted into the circular through hole 62. As a result, the head support block 54 has the rotating shaft 13
The magnetic head 53 movably supported on the head support block 54 is movable in the radial direction of the magneto-optical disk 4.

The head support block 54 is provided with a connecting protrusion 63 for moving the optical pickup device 7 and the magnetic head 53 in the radial direction of the magneto-optical disk 4 in conjunction with each other. . As shown in FIG. 2, the connecting projection 63 is provided at a position close to the base end portion 59 of the head support block 54 and extends from the optical block 10 toward the rotation shaft 13 side. The connecting piece 64 is rotatably connected to the connecting groove 65 cut out at the tip of the connecting piece 64. Even when the lid body 2 is fully opened with respect to the apparatus main body 1, the connecting projection 63 is engaged with the connecting groove 65.

Therefore, the magnetic head 53 and the objective lens 11 are provided at positions which face each other across the magneto-optical disk 4, and also when the lid 2 is closed and opened. Also, the magnetic head 53 and the objective lens 11 face each other. Further, since the optical block 10 and the head support block 54 are connected to each other, the optical block 10 and the head support block 54 are connected to each other by an optical block feeding means including a magnet and a coil (not shown) arranged in the apparatus body 1. Will be sent in the radial direction of the magneto-optical disk 4.

The head support block 54 includes:
A moving means is provided for moving the magnetic head 53 in a direction in which the magnetic head 53 is separated from the disk cartridge 3 held in the cartridge holder 12 as the cartridge holder 12 moves up. Such transportation means
A crank 67 is rotatably attached to the head support block 54 by a support shaft 66 at the center thereof. The crank 67 is composed of a rod-shaped support body having a substantially V-shaped planar shape, and has a tip end 67a engaged with a notch 68 formed in the head mounting member 56 and a base end 67b. It is adapted to face an engagement hole 70 provided in a crank locking member 69 provided on the apparatus main body 1 side.

Therefore, when the lid body 2 is opened as shown in FIG. 4 from the closed state of the lid body 2 shown in FIG.
The base end portion 67b of the above contacts the peripheral edge portion of the opening of the engaging hole 70.
Then, the crank 67 rotates about the support shaft 66 as the lid 2 is opened, and the head mounting member 56 that engages with the tip 67a of the crank 67 is attached to the disc cartridge 3 indicated by arrow E in FIG. And push up in the separating direction. On the contrary, when the open state of FIG. 4 is changed to the closed state shown in FIG. 3, the engagement between the base end portion 67b of the crank 67 and the engagement hole 70 is released, and the crank 67 moves in the opposite direction. By the rotation operation, the magnetic head 53 engaged with the tip portion 67a moves in the direction approaching the disk cartridge 3 by its own weight. As a result, in the eject state, the contact when the disc cartridge 3 is inserted into the cartridge holder 12 is avoided, and in the loading state, the magnetic head 53 can be arranged close to the magneto-optical disc 4.

The loading operation in the disc recording and / or reproducing apparatus configured as described above is as follows. In the eject state, the cartridge holder 12
The cartridge positioning member 22 provided on the
The cartridge positioning claw 34 provided at the tip of the cartridge holder 12 is located outside the cartridge holder 12.

Therefore, when the disc cartridge 3 is inserted into the cartridge holder 12 from this state, the disc cartridge 3 is inserted in the depth direction without contacting the cartridge positioning claw 34. Along with this inserting operation, the shutter 51 of the disc cartridge 3 is opened by the shutter opening / closing mechanism.

On the other hand, in the eject state, as shown in FIG. 4, the magnetic head 53 is moved by the crank 67 in the direction away from the disc cartridge 3, so that the disc cartridge 3 is inserted into the cartridge holder 12. At times, the disk cartridge 3 does not come into contact with the magnetic head 53.

Then, when the lid 2 is gradually tilted toward the apparatus main body 1 side from the ejected state, the cartridge positioning claw 34 engages with the concave portion provided in the disc cartridge 3, and the disc cartridge for the cartridge holder 12 is inserted. Position 3 is regulated. On the other hand, the crank 67 rotates as the lid 2 closes, and the magnetic head 53 supported by the tip 67a of the crank 67 is moved to a position close to the disk cartridge 3.

When the lid 2 is in a loading state in which the apparatus main body 1 is completely covered, the magneto-optical disk 4 housed in the disk cartridge 3 is placed on the turntable 5 and the magneto-optical disk 4 is sandwiched. Objective lens 11
And the magnetic head 53 face each other. Then, in this state, the magneto-optical disk 4 is rotated by the spindle motor 6, and the objective lens 11 and the magnetic head 53 are sent in conjunction with each other in the radial direction of the magneto-optical disk 4 to be transferred to the magneto-optical disk 4. On the other hand, recording and reproduction are performed.

On the other hand, when shifting from the loading state to the ejecting state, the following is performed. When the lid 2 is gradually opened from the loading state of FIG. 3, the slide plate 21 slides in the direction of arrow B in FIG. Then, the cartridge positioning member 22 is pushed by the slide plate 21 to rotate in the direction of arrow F in FIG. 2, the cartridge positioning claw 34 provided on the tip side thereof is disengaged from the concave portion of the disk cartridge 3, and the cartridge holder 12
It is installed outside of.

As the slide plate 21 slides, the eject arm 41 rotates in the direction of arrow D in FIG. 2, and the elastic force of the torsion coil spring 45 causes the eject operation piece 40 to move in the direction of arrow in FIG. It can be rotated in the C direction. Then, the eject pin 39 provided on the eject operation piece 40 comes into contact with the front surface of the disc cartridge 3, and the disc cartridge 3 is ejected from the cartridge holder 12.

On the way, the shutter 51 of the disc cartridge 3 is closed by the shutter closing member 52 provided on the cartridge holder 12.

On the other hand, the crank 67 rotates in accordance with the opening operation of the lid body 2, and the magnetic head 53 supported by the tip portion 67a thereof is moved to a position separated from the disk cartridge 3. .

[0049]

As is apparent from the above description, in the disc recording and / or reproducing apparatus according to the present invention,
A magnetic head provided in the cartridge holder when the cartridge holder, which is provided rotatably with respect to the apparatus body in which the disk rotation driving means and the optical pickup device are arranged, is in the closed position with respect to the apparatus body. Since the optical pickup device and the optical pickup device are integrated and are fed in the radial direction of the recording disc by the feeding means, the optical pickup device and the magnetic head which are provided so as to sandwich the recording disc can always be positioned to face each other. The signal recording information written on the recording disc can be read accurately and the signal recording information can be written accurately on the recording disc.

Further, in the disc recording and / or reproducing apparatus according to the present invention, the head supporting means for supporting the magnetic head is rotatably connected to the pickup supporting means for supporting the optical pickup device. Regardless of whether the cartridge holder is closed or opened with respect to the apparatus main body, the positional relationship between the magnetic head and the optical pickup device can always be kept constant.

Further, in the disk recording and / or reproducing apparatus according to the present invention, the magnetic head is moved by the moving means along with the ascending operation of the cartridge holder in the direction in which the magnetic head is separated from the disk cartridge held in the cartridge holder. Since the disk cartridge is moved, it is possible to avoid contact of the disk cartridge with the magnetic head when the disk cartridge is inserted into the cartridge holder. Therefore, the vertical drive device for the turntable is not required, and the size of the device can be greatly reduced.

Furthermore, the disk recording and / or
Alternatively, in the reproducing apparatus, since the head supporting means for supporting the magnetic head is movably attached to the rotation shaft of the cartridge holder, the cartridge holder with the magnetic head facing the objective lens is provided. On the other hand, it can be moved along the radial direction of the recording disk.

[Brief description of drawings]

FIG. 1 is a perspective view of a disc recording and / or reproducing apparatus to which the present invention is applied.

FIG. 2 is a perspective view showing an external magnetic field generator attached to a cartridge holder.

FIG. 3 is a schematic side view showing a state of a magnetic head in a loading state.

FIG. 4 is a schematic side view showing a state of a magnetic head in an eject state.

FIG. 5 is a side view showing a conventional magneto-optical disk device with a part thereof cut away.

FIG. 6 is a side view showing a part of the conventional magneto-optical disk device in a partially broken state.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Device main body 2 ... Lid 3 ... Disk cartridge 4 ... Magneto-optical disk 5 ... Turntable 6 ... Spindle motor 10 ... Optical block 11 ... Objective lens 12・ ・ ・ Cartridge holder 53 ・ ・ ・ Magnetic head 54 ・ ・ ・ Head support block 56 ・ ・ ・ Head mounting member 63 ・ ・ ・ Coupling protrusion 64 ・ ・ ・ Coupling piece 65 ・ ・ ・ Coupling groove 67 ・ ・ ・ Crank 69 ... Crank locking members

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[Procedure amendment]

[Submission date] September 29, 1992

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0031

[Correction method] Change

[Correction content]

The eject arm 41 has a substantially V-shaped planar shape, and is provided so as to be rotatable with respect to the upper plate portion 14 about a support shaft 46 that is planted in the upper plate portion 14. There is. Then, the eject operation piece 40 and the slide plate 2 are attached to the tip of the eject arm 41.
The slits 49 and 50 with which the guide pins 47 and 48, which are respectively planted in the first section, are slidably engaged are provided. Therefore, when the slide plate 21 slides in the direction of the arrow B in FIG. 2, the eject pin 41 is moved by the guide pin 48 provided on the slide plate 21 in the direction D
It can be rotated in the direction. Then, the eject operation piece 40 moves the eject pin 39 in the direction of arrow C in the drawing while the guide pin 47 is guided by the elastic force of the torsion coil spring 45. This allows
The disc cartridge 3 held in the cartridge holder 12 is removed by the eject pin 39.

[Procedure Amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0040

[Correction method] Change

[Correction content]

The loading operation in the disc recording and / or reproducing apparatus configured as described above is as follows. The cartridge holder 12 is in the direction of arrow A in FIG.
In the eject state with the lid open,
Cartridge positioning member 2 provided on the holder 12
The second positioning claw 34 is moved upward by the torsion coil spring 38.
It is attached so that it is located inward of the cartridge holder 12.
It is in an energized state. The positioning claw 34 is
During the process of opening the lid of the cartridge holder 12,
Column-shaped protrusion provided with positioning plate 22 on plate 21
By pressing the portion 36 in the direction of arrow B in FIG.
To the outer surface side of the cartridge holder 12 shown by the arrow F in the figure
Pushed out. And further, the cartridge holder 12
Positioning made of elastic material when the lid opening operation is continued
The arm portion contacting the upper surface plate portion 14 of the female member 22 is turned upward.
The projection 71 provided on the top plate 14
Riding on the upper plate portion 14 and the positioning member 22
The slide plate 21 is positioned because there is a gap between it and the bottom surface.
It passes between the member 22 and the top member 14. In this state
The positioning member 22 is a torsional force of the torsion coil spring 38.
Slides back on the slide plate 21 by means of the positioning claw 3
4 so that it is located inward of the cartridge holder 12
Return. Thereby, the positioning claw of the positioning member 22
Numeral 34 indicates a state in which the cartridge holder 12 is being opened.
Arrow to open the disc cartridge 3 only in the state
Cartridge holder 1 is constantly used except for moving in the direction of mark F.
It is urged so as to be located inward of 2.

[Procedure 3]

[Document name to be amended] Statement

[Correction target item name] 0041

[Correction method] Change

[Correction content]

Therefore, from this state, the disc car
Insert the cartridge 3 into the cartridge holder 12
The cartridge positioning claw 34 and the disk cartridge 3
The provided recess is engaged to regulate the mounting position. this
The shutter 5 of the disc cartridge 3 accompanying the inserting operation
1 is opened by the shutter opening / closing mechanism.

[Procedure amendment 4]

[Document name to be amended] Statement

[Correction target item name] 0043

[Correction method] Change

[Correction content]

On the other hand, when the lid 2 is closed,
The crank 67 rotates with the lid closing operation of the lid 2,
The magnetic head 53 supported by the tip portion 67a is
Moved to a position close to the disk cartridge 3
It

[Procedure Amendment 5]

[Document name to be corrected] Drawing

[Name of item to be corrected] Figure 1

[Correction method] Change

[Correction content]

[Figure 1]

Claims (4)

[Claims] 1. A device body provided with a disc rotation drive means and an optical pickup device, and a cartridge for holding a disc cartridge rotatably provided with respect to the device body and rotatably housing a recording disc. A holder; a magnetic head for generating an external magnetic field that is attached to the cartridge holder so as to be movable in the radial direction of the recording disk; and when the cartridge holder is in a closed position with respect to the apparatus main body, A disk recording and / or reproducing apparatus comprising a magnetic head and an optical pickup device integrated with each other and sending means for sending the recording disk in the radial direction. 2. The feeding means comprises head supporting means for supporting the magnetic head and pickup supporting means for supporting the optical pickup device, and the head supporting means is rotatable with respect to the pickup supporting means. The disc recording and / or reproducing apparatus according to claim 1, which is connected to the disc recording and / or reproducing apparatus. 3. A disk recording method according to claim 1, further comprising a moving means for moving the magnetic head in a direction in which the magnetic head is separated from a disk cartridge held in the cartridge holder as the cartridge holder moves up. And / or a playback device. 4. A disk recording and / or reproducing apparatus according to claim 1, wherein head supporting means for supporting a magnetic head is movably attached to a rotation shaft of said cartridge holder.