JPH10199219A - Record reproducing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To miniaturize and thin the size, for example, in conformity to PCMCIA by integrating a connecting means enabling connection to an external device and a circuit system, etc., for driving a record reproducing device, and by arranging a record reproducing means of information signal to a record reproducing medium, and driving means for the record reproducing medium on the side or upper part of the integrated connecting means and circuit system. SOLUTION: A record reproducing device has a built-in connector 10 as a connecting means, which can be directly connected to an external device such as an external computer or a camera unit, and can transmit and receive signals. A circuit board 20 is connected to the connector 10 and a circuit board 21, and arranged under the lower part of a cartridge 3 having a built-in disc 2 so as to avoid an optical pickup part 1, a magnetic head 5 and a medium driving means. The medium driving means to drive a record reproducing medium prevents dead space from generating due to vertical movement of the disc 2 and the cartridge 3, through ascending and descending operation of a spindle motor 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disk device, such as a compact disk, for recording or reproducing a disk medium.

[0002]

2. Description of the Related Art In recent years, a so-called recording / reproducing apparatus for recording or reproducing various information including audio and video, and a recording / reproducing medium to be used have been utilized by using a portable information terminal or the like.
In response to recent requests from the information society to retrieve and record necessary information anytime, anywhere,
Further, development of a small-sized, light-weight, and large-capacity one is in progress. One of the products known as a result of such development is, for example, a portable compact disk reproducing apparatus having a portable medium such as a compact disk as an optical disk.

[0003]

However, the disk used as a medium in the apparatus has a diameter of 5.25 inches, and such an optical disk is extremely susceptible to scratches and dust. Due to factors such as the need to remove it from the case and attach it to the device when using it,
For example, compared to a portable cassette tape recorder that uses magnetic tape as a medium, the size of the entire device is inevitably increased, and when used externally, handling such as replacing a disk requires special care.
Although it has portability, it has some problems regarding usability.

In such a portable recording / reproducing apparatus, when it is necessary to exchange the recorded or reproduced information with another apparatus such as a computer, information transmission such as a cable or an adapter is usually performed between the apparatuses. The problem is that a new connection means must be used for the connection.

Accordingly, an object of the present invention is to provide an ultra-compact recording / reproducing apparatus which is thin, compliant with, for example, the PCMCIA type and excellent in portability and convenience.

Another object of the present invention is to provide an ultra-small disk device which does not require a new connecting means when exchanging recording or reproduction information with another information device such as a computer or a camera. is there.

[0007]

According to the present invention, in order to achieve the above-mentioned object, the present invention relates to connection means directly connectable to an external device, and exchange of information with a circuit system for driving a recording / reproducing device and an external device. A circuit system and the like are integrated and arranged inside and outside the recording / reproducing apparatus. A recording / reproducing means for recording or reproducing an information signal on / from a recording / reproducing medium and a medium driving means for driving the recording / reproducing medium are arranged beside or above the recording medium. Then, the recording / reproducing medium is arranged above the medium driving means, and is arranged above the recording / reproducing means or between the recording / reproducing means.

In order to further reduce the thickness of the present invention, the medium driving means is moved by a moving means so as to be engaged with a recording / reproducing medium mounted on the recording / reproducing apparatus. Things.

Further, in order to further improve the reliability and portability of the present invention, the connection means for connecting to an external device is shared with the vibration damping means. Further, the recording / reproducing apparatus has a configuration in which a vibration isolating means is interposed between the recording / reproducing means and the mounting portions of the medium driving means and the like.

In order to further improve the convenience of the present invention, the recording / reproducing medium is covered with a member for protecting the recording / reproducing medium. It was configured to protrude more.

[0011]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a plan view showing the general configuration of a recording / reproducing apparatus according to an embodiment of the present invention, and FIGS. 2 and 3 are side views of the embodiment. FIG. 2 is a schematic configuration diagram viewed from the side of FIG. 1, but shows only main elements. Each of the figures shows a state when the recording / reproducing medium is mounted.

FIG. 1 shows a recording / reproducing apparatus according to an embodiment of the present invention.
As shown in FIG. 1, a connector 10 which is a connection means that enables direct connection to an external device such as an external computer or a camera unit and enables signal exchange is provided. FIG. 3 is a diagram showing the recording / reproducing apparatus from the connector 10 side. As shown in FIG. 3, the projections 11a and 11b, which are guide means for mounting, are provided so that the external device can be smoothly mounted.

In FIG. 1, reference numeral 3 denotes a disk 2 (an optical disk in this embodiment) which is a recording / reproducing medium for information signals.
Cartridge. Reference numeral 4 denotes an opening of the cartridge. In this way, by incorporating the disk in the cartridge, the disk can be protected from dust and damage. Further, as shown in FIGS. 1 and 2, when the cartridge 3 is inserted into the recording / reproducing apparatus, the cartridge 3 is positioned so as to protrude from the outer shape of the recording / reproducing apparatus. By doing so, it is possible to know whether or not the recording medium has been attached to the apparatus without relying on means such as an indicator.

A chassis 50 of the recording / reproducing apparatus shown in FIG.
Reference numerals 1 and 5 provided above denote recording / reproducing means for reading a signal recorded from the disk 2 or writing a signal. In this embodiment, 1 is an optical pickup unit, and 5 is a magnetic head unit. Reference numerals 6 to 9 denote driving means for moving the recording and reproducing means 1 and 5. When the driving source 6 drives the driving force transmitting means 7, the engaging portion of the recording / reproducing means receives the driving force, and the recording / reproducing means 1 and 5 move along the guide means 8 and 9 Moving.

Reference numeral 15 denotes a spindle motor which is a medium driving means for rotating the disk 2. The spindle motor 6 serving as the medium driving means includes moving means 12, 1
The position is moved up and down by 3 and 14 so as to engage with the disk 2. This configuration will be described later.

As shown in FIGS. 1 and 2, reference numeral 20 denotes a circuit board connected to the connector 10 and a cartridge 3 together with a circuit board 21 (not shown) connected by a flexible cable or the like.
And the circuit board 20 is arranged so as to avoid the recording / reproducing means and the medium driving means described above.
Circuit components such as 33 to 38 are mounted on the circuit boards 20 and 21.

The lifting operation of the spindle motor 6 as the medium driving means will be described with reference to FIGS. FIG. 4 is a view showing a standby state when the disk 2 is inserted, and FIG. 5 is a state when the spindle motor 15 is raised to engage the disk 2 with the hub 40. FIG. The spindle motor 15 has a base 42
The base 42 has pins 41a and 41
b is planted. The pins 41a and 41b are configured to engage with the cam grooves of the moving means 14 and operate according to the cam grooves. When the disk 2 and the cartridge 3 are not inserted into the recording / reproducing apparatus, the spindle motor 15 moves the moving means 1 to a position where the cartridge 3 does not interfere with the cartridge 3 even when the cartridge 3 is inserted.
4 has been lowered by the cam mechanism. When the disc 2 and the cartridge 3 are inserted into the recording / reproducing apparatus 1 to a certain position, the driving force of the driving source 12 shown in FIG. Make it work. Thereby, the moving means 14
Slides, and as shown in FIG.
As the spindle motor 1a is lifted, the spindle motor 15 moves up together with the base 42 along the guide means 46a, engages with the disk 2, and is positioned at a predetermined position by the height positioning mechanisms 43, 44, 45 and the like.

As described above, by operating the medium drive means, it is possible to prevent the occurrence of dead space due to the vertical movement of the disk and cartridge, and to reduce the size and thickness of the entire recording / reproducing apparatus. be able to.

FIG. 6 is a diagram showing a section taken along line XX in FIG. Even when the recording / reproducing device is connected to an external device, by using the material of the convex portion 11a as the guide means as a vibration-proof material,
It is possible to prevent the influence of vibration or shock of the external device from being exerted on the recording / reproducing device. Further, as shown in FIG. 7, even if the guide means 11a is a rigid body, a similar effect can be obtained even if the vibration isolator 60 is interposed between the guide means 11a and the chassis 50. By doing so, the reliability and portability of the recording / reproducing device can be improved.

FIG. 8 shows a section taken along the line YY in FIG. 1. As described above, the height of the rib 61 in the cartridge opening 4 is set to be equal to or less than the height of the disk when the disk is inserted. (Indicated by Δz in the figure), magnetic head 5
Can overlap the cartridge insertion height by Δh. With such a structure, it is possible to further reduce the size and thickness of the entire recording / reproducing apparatus. It goes without saying that the height of the rib 61 may be zero.

With the above-described configuration, the recording and reproducing apparatus can be reduced in size and thickness, and the reliability can be improved. This also makes it possible to set the outer shape of the recording / reproducing apparatus to PCMCIA TYPE 3 size. By setting the size to conform to PCMCIA TYPE 3, it becomes possible to directly connect the entire apparatus to an external apparatus such as a computer and exchange information.

[0023]

As described above, the connecting means which can be directly connected to the external device and the circuit system for driving the recording / reproducing device are integrated, and the recording or reproducing of the information signal on the recording / reproducing medium is carried next to or above it. A recording / reproducing means for reproducing and a medium driving means for driving a recording / reproducing medium are arranged. Then, a recording / reproducing medium is arranged above the recording / reproducing means and the medium driving means. By arranging in this way, it is possible to reduce the size and thickness of the recording / reproducing apparatus, and to make it a size compliant with, for example, PCMCIA. Also, PCMC
By adopting a size conforming to the IA, it becomes possible to directly connect each device to an external device such as a computer and exchange information.

Further, by moving the medium driving means by the moving means so as to engage with the arranged recording / reproducing medium, it is possible to prevent the occurrence of dead space due to the disk and cartridge moving up and down, It is possible to further reduce the size and thickness of the entire recording / reproducing apparatus.

Further, the connecting means for connecting to an external device may be shared with the vibration isolating means, or the recording / reproducing apparatus may have a structure in which the vibration isolating means is interposed between the recording / reproducing means and the mounting portion of the medium driving means and the like. Thereby, reliability and portability can be improved.

The recording / reproducing medium is covered with a member for protecting the recording / reproducing medium.
Since the protection member is configured to protrude from the recording / reproducing device, it is possible to improve convenience.

[Brief description of the drawings]

FIG. 1 is a schematic plan view of the overall configuration of the present invention.

FIG. 2 is a schematic side view of the overall configuration of the present invention.

FIG. 3 is a schematic side view of the overall configuration of the present invention.

FIG. 4 is a standby state of a medium driving unit according to the present invention.

FIG. 5 is a view showing a state in which the medium driving unit according to the present invention is raised

FIG. 6 is a cross-sectional view of the present invention XX.

FIG. 7 is a cross-sectional view of the present invention XX.

FIG. 8 is a YY sectional view of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Optical pickup part, 2 ... Disk, 3 ... Cartridge, 4 ... Cartridge opening part 5 ... Magnetic head, 10 ... Connector, 11a, 11b ... Guide means, 20, 21 ... Circuit board 15 ... Spindle motor, 14 ... Spindle motor Transportation means, 50 ... Chassis

 ──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Shimitsu Higuchi 292 Yoshida-cho, Totsuka-ku, Yokohama-shi, Kanagawa Pref.

Claims (6)

[Claims] An information recording / reproducing medium for recording / reproducing information signals to / from a recording / reproducing medium is provided at a side or an upper portion thereof. Recording / reproducing means for performing reproduction, and a medium driving means for driving a recording / reproducing medium, wherein a recording / reproducing medium is disposed above the recording / reproducing means and the medium driving means. apparatus. 2. The recording / reproducing apparatus according to claim 1, wherein the medium driving means is moved by the moving means so as to engage with the arranged recording / reproducing medium. 3. The recording / reproducing apparatus according to claim 1, wherein the means for connecting to the external device is an anti-vibration means. 4. The recording / reproducing apparatus according to claim 1, further comprising an anti-vibration means between a connection means for connecting to an external device and a mounting portion of the recording / reproducing means and the medium driving means. 5. The recording / reproducing medium is covered with a member for protecting the recording / reproducing medium, and when mounted on the recording / reproducing apparatus, the protection member protrudes from the recording / reproducing apparatus. The recording / reproducing device according to claim 1. 6. The recording / reproducing apparatus according to claim 1, wherein the outer shape of the apparatus conforms to PCMCIA type 3.