JP2003085957A - Disk recording and/or reproducing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable a lid to be firmly shut by using a buckle used for water- proofing. SOLUTION: The device is provided with a player main body 6 having the lid 8 covering with freely opening/closing a disk loading section 7 where an optical disk is loaded with freely attaching/detaching and with the buckle 9 which can hold the lid 8 therebetween and the lid 8 is locked by the buckle 9.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disc recording and / or reproducing apparatus in which a disc mounting portion, on which a disc-shaped recording medium is detachably mounted, is openably and closably covered. The present invention relates to a disc recording and / or reproducing device that can be strongly closed and that can drive a disc drive device when an opening / closing lid is closed.

[0002]

2. Description of the Related Art Conventionally, a CD player, which is an example of a disc recording and / or reproducing apparatus, has a player body having a disc mounting portion to which an optical disc is detachably mounted, and a detachable mounting to the player body. And an opening / closing lid for covering the disc mounting portion. The player body is provided with a disc drive device as a disc mounting portion. By covering the disc drive device with an opening / closing lid, intrusion of dust and the like is prevented, and at the same time, a high-speed rotating optical disc and a user are protected. Has been.

Therefore, generally, when the disk drive device is driven, the opening / closing lid is closed by the lid closing means so as not to be opened. The lid closing means is provided with a release button for releasing the closed state of the open / close lid. By pressing this release button and selecting the release operation,
The lock of the opening / closing lid is released, and the opening / closing lid is opened at a predetermined angle. When the open / close lid is opened by a predetermined angle, the detection means for detecting the open / closed state of the open / close lid is activated to output a detection signal, and the operation of the disk drive device is stopped based on this detection signal.

At this time, the disk drive device stops the output of the drive signal for driving the spindle motor and the output of the control signal for controlling the optical pickup device. As a result, the rotation of the turntable fixed to the rotation shaft of the spindle motor is stopped to stop the rotation of the optical disk, and at the same time or before or after this, the irradiation of the laser light by the optical pickup device is stopped. . After that, when the user holds the open / close lid with his / her hand and greatly opens it, the disc mounting portion is largely exposed and the optical disc can be replaced.

[0005]

However, in such a conventional disc recording and / or reproducing apparatus, the drive of the disc drive device is stopped after the open / close detecting means detects the open / close operation of the open / close lid. Therefore, there is a problem that the opening / closing lid may be opened before the turntable is completely stopped.

The present invention has been made in view of such conventional problems, and enables the opening / closing lid to be firmly closed by using a buckle used for the purpose of waterproofing, and the opening / closing lid is practically used. By enabling the disk drive device to be driven when the open / close lid is clamped by the buckle and the open / close lid is opened halfway, the turntable rotation, laser light leakage, etc. It is an object of the present invention to provide a disc recording and / or reproducing apparatus capable of preventing the occurrence of defects.

[0007]

In order to solve the above-mentioned problems and the like and to achieve the above-mentioned object, the disc recording and / or reproducing apparatus of the present application has a disc-shaped recording medium detachably mounted. The present invention is characterized in that the player main body has an opening / closing lid that covers the disc mounting portion in an openable / closable manner, and a buckle capable of holding the opening / closing lid, and that the opening / closing lid is locked by the buckle.

With the above-described structure, in the disc recording and / or reproducing apparatus of the present application, the buckle cannot be opened unless the buckle has a strong force to some extent. Therefore, the open / close lid is firmly held and the open / close lid is erroneously touched. It does not open when opened, and the open / close lid can be clamped with a strong tightening force so that it cannot be opened easily.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 to 24 show an embodiment of a disc recording and / or reproducing apparatus of the present invention, which is composed of a portable DVD player which is an information recording and reproducing apparatus and a control device thereof. That is,
FIG. 1 is a perspective view showing the system configuration of a disc recording and / or reproducing apparatus of the present invention, and FIG. 2 is a DVD player showing a specific example of the disc recording and / or reproducing apparatus of the present invention in which a battery housing is mounted. Of FIG. 3, FIG. 3 is a plan view of the same, FIG. 4 is a bottom view of the same with the battery compartment half removed, FIG. 5 is a plan view of the DVD player, and FIG. 6 is a state with the battery compartment half removed. Front view, Figure 7 is a DVD
FIG. 8 is a rear view of the player, FIG. 8 is a side view with the battery housing mounted, and FIG. 9 is a side view of the DVD player.

FIG. 10 is a perspective view of the DVD player with the opening / closing lid opened, FIG. 11 is a perspective view of the opening / closing lid as seen obliquely from below, and FIG. 12 is an enlarged view of an arm piece of the opening / closing lid.
FIG. 13 is an explanatory view in which a part of the first friction mechanism is shown in section, FIG. 14 is a perspective view showing a state in which a pair of storage parts of the battery storage body are opened, and FIG. 15 is a cross-sectional view showing the second friction mechanism. FIG. 16 is a perspective view with the buckle open, FIG.
Is a front view with the buckle open, Figure 18 shows DV
It is explanatory drawing which shows the state which charges the electric power in the battery housing body mounted in D player.

FIG. 19 shows a first embodiment of the control device. FIG. A is a plan view, FIG. 19B is a side view, FIG. 19C is an enlarged perspective view of a spring pin, and FIG. 21 is a plan view with the lid opened, FIG. 21 is an explanatory view showing the central portion of FIG. 20 in a cross section, and FIG. 22 shows the control device of FIG. FIG. 23B shows a side view of the state in which it is opened at an angle, FIG. 23B shows a side view in the state of opening approximately 90 degrees, and FIG. FIG. 3B is a side view in the state of being opened approximately 360 degrees.

Further, FIG. 24 shows a second embodiment of the control device, in which FIG. 24A is a side view and FIG.
FIG. 25C is a side view showing a third embodiment of the control device, and FIG. 26 is a fourth view showing the control device. An embodiment is shown, FIG. A is a plan view, and FIG.
Is an enlarged exploded perspective view of the click disc, FIG. 27 shows a fifth embodiment of the control device, and FIG.
28B is a side view with the opening / closing lid open, FIG. 28C is a side view with the opening / closing lid attached to the bottom surface, FIG. 28 shows the sixth embodiment of the control device, and FIG. B of the same figure is a side view.

As shown in FIG. 1, this electronic apparatus comprises a DVD (Digital Virtual Disk) player 1 showing a specific example of an information recording / reproducing apparatus,
A control device 2 for remotely controlling the operation of the DVD player 1, and the control device 2
And a battery housing 3 for supplying electric power to the DVD player 1.
A first connection cord 4 showing a specific example of a signal transmission means for electrically connecting the DVD player 1 and the control device 2, and the DVD player 1 and another electronic device (for example, a television or the like). The second connection cord 5 for connecting the two is provided.

As shown in FIGS. 1 to 10, the DVD player 1 has a terrace-shaped protrusion 6a on a part of the disk body in the circumferential direction.
A player main body 6 which is a shell-shaped device main body provided with a disk-shaped opening 7 and a disk mounting portion 7 which is a circular recess provided on the upper surface of the player main body 6 and which can be opened and closed by a shell-shaped opening / closing lid. It is composed of a certain opening / closing lid 8 and a buckle 9 that locks the opening / closing lid 8 in a closed state. As shown in FIG. 10, the disc mounting portion 7 of the player body 6 is provided with a disc drive device 10 elastically supported by the player body 6.

The disc drive device 10 includes a turntable 11 arranged in the center of the disc mounting portion 7, a DVD which is a specific example of a disc-shaped recording medium which is an information recording medium mounted on the turntable 11, and a DVD. Reproduction (reading) and recording (writing) of information signals on the information recording surface of an optical disc such as a CD (compact disc)
An optical pickup device 12 for performing one or both of the above is provided.

Although not shown, the turntable 11 is attached to a rotating portion of a spindle motor whose fixing portion is fixed to a chassis, and the optical pickup device 1
2 is slidably supported by a pair of guide shafts fixed to the chassis. The pair of guide shafts are parallel to each other with a predetermined space therebetween, and the front ends thereof are arranged so as to sandwich the spindle motor, and the rear ends thereof extend rearward.

The upper surface of the disk drive device 10 is covered with a cover plate 13. The cover plate 13 has a circular central hole 14a and the central hole 1
4a, which is an elongated hole-shaped opening 14b extending rearward continuously from 4a.
And are provided. The turntable 11 is projected upward from the central hole 14a, and the optical head 12a of the optical pickup device 12 is inserted into the opening 14b. The objective lens 15 of the optical head 12a faces the information recording surface of the optical disc mounted on the turntable 11.

The turntable 11 has a fitting portion 11a fitted in the center hole of the optical disc, and the fitting portion 11a.
And a mounting portion 11b on which the peripheral portion of the center hole of the optical disc is mounted. The fitting portion 11a of the turntable 11 is provided with a plurality of engaging claws at substantially equal intervals in the circumferential direction. Each of the engaging claws is movable in the radial direction of the mounting portion 11b, and is normally urged radially outward by a spring. The fitting portion 11a can be fitted into the center hole of the optical disc by retracting the engaging claw against the spring force of the spring. In this fitted state, each engaging claw is engaged and fixed to the peripheral edge of the center hole by the spring force of the spring.
As a result, the optical disc is chucked by the turntable 11, and the optical disc is rotationally driven integrally with the turntable 11.

As shown in FIG. 10, the outer peripheral edge of the opening / closing lid 8 superposed on the upper surface of the player main body 6 is provided with a side surface portion 8b which continuously extends in the circumferential direction toward the lower surface side.
A projecting portion 8a corresponding to the projecting portion 6a of the player body 6 is provided on the opening / closing lid 8. Opening / closing lid 8
As shown in FIGS. 11 and 12, a is provided with a pair of L-shaped arm pieces 17, 17 protruding to the lower surface side. A bearing hole 17a, which serves as the center of rotation of the opening / closing lid 8 with respect to the player body 6, is provided at the tip of each arm piece 17, and a through hole 17b is provided at the bent portion. A steel sphere 100, which is a specific example of a sliding body, is fitted and fixed in the through hole 17b of one arm piece 17 by a fixing means such as caulking or press fitting. This sphere 100
The diameter of is slightly larger than the thickness of the arm piece 17,
The arm pieces 17 are configured to project laterally from both sides.

The pair of arm pieces 17, 17 is formed by the bridge plate 10.
The opening and closing lid 8 is fixed to the lower surface of the projecting portion 8 a of the opening / closing lid 8. This pair of arm pieces 1
7 and 17 are inserted into the player main body 6 through the slit-shaped openings 102, 102 provided in the protrusion 6 a of the player main body 6. This pair of arm pieces 17, 17
As shown in FIG. 13, the bearing hole 17a of the support shaft 18
The small-diameter shaft portions 18a provided at the tips of the are fitted and fixed integrally by fixing means such as press fitting. Each support shaft 18 is rotatably supported by the bearing bracket 103. The bearing bracket 103 is fixed to the player body 6 by a fixing means such as a fixing screw 104.

The pair of support shafts 18, 18 are inserted into the player main body 6 from the side so as to face each other, and the small diameter shaft portion 18a at each tip is fitted to the arm piece 17 from the side. . The opening / closing lid 8 is vertically rotated about the pair of support shafts 18, 18, and the disc mounting portion 7 is opened / closed by the opening / closing lid 8.

A leaf spring 106 is fixed to the bearing bracket 103 by a fixing screw 105. The leaf spring 106 has a U-shape, and one of the fixing pieces 10
The fixing screw 105 is inserted through 6a. This leaf spring 1
The other spring piece 106 b of 06 is projected to the opposite side of the spherical body 100, and this spring piece 106 b is elastically biased to the outer peripheral surface of the spherical body 100. The spherical body 100, the bearing bracket 103, and the leaf spring 106 constitute a first friction mechanism.

The first friction mechanism provides a certain amount of friction between the player main body 6 and the opening / closing lid 8 so that the opening / closing lid 8 can be opened and closed with a certain strength. That is, the spring force of the leaf spring 106 generates a frictional force between the sphere 100 and the bearing bracket 103 and the spring piece 106b of the sphere 100 and the leaf spring 106 of an appropriate magnitude. I am able to move by force. By providing this first friction mechanism, the opening / closing lid 8 can be rotated with a constant force regardless of the elevation angle of the support shaft 18 as the center of rotation, and the opening / closing angle of the opening / closing lid 8 can be changed. It can be stopped at any position.

The opening / closing lid 8 is pushed down to push down the player main body 6
The disk mounting portion 7 is completely closed by the opening / closing lid 8 by stacking the disk mounting portion 7 on the disk. At this time, the opening / closing detection piece 19 provided on the opening / closing lid 8 operates the lid opening / closing switch that is the first detector to detect the closed state of the opening / closing lid 8. The open / close detection piece 19 is arranged on the free end side (the side opposite to the arm piece 17) of the side surface portion 8b of the open / close lid 8. Corresponding to the opening / closing detection piece 19, the disc mounting portion 7 of the player body 6 is provided with a detection hole 20 for an opening / closing lid, and a lid opening / closing switch is arranged inside the detection hole 20.

A buckle 9 is rotatably attached to the front surface of the player body 6 opposite to the protruding portion 6a. As shown in FIGS. 16 and 17, the buckle 9 has a shape corresponding to the side shape of the player body 6 so that it can be mounted on the side surface of the player body 6, and the player body 6 is located at one side in the width direction orthogonal to the circumferential direction. Is hinged to. That is, the bearing portion 9a is provided on one side of the buckle 9 in the width direction.
Is provided, and the bearing 9a is inserted between the pair of bearing protrusions 6b, 6b of the player body 6. The hinge portion 21 is formed by penetrating the rotating shaft 21a through the pair of bearing protrusions 6b, 6b and the bearing portion 9a. A notch 22 is detachably attached to the other side of the buckle 9 in the width direction on the surface of the player body 6 opposite to the hinge portion 21.

At a substantially central portion of the cutout portion 22 of the player main body 6, a light receiving portion 23 of a remote control device described later is provided.
Is provided. The light receiving section 23 is provided on the player body 6
Is formed so as to have a light receiving surface on both the front surface and the upper surface. In order to expose the light-receiving surface on the front side of the light-receiving unit 23, as shown in FIG. 17, an opening window 24 is provided at a substantially central portion of the buckle 9.

Further, on the other side of the buckle 9 in the width direction, an engaging body 9b for engaging and holding the opening / closing lid 8 is provided by a forward / backward movement mechanism so as to be forward / backwardly movable. This forward / backward movement mechanism includes a spring 1 for constantly urging the engagement body 9b outward.
50, a slide member 151 for moving the engaging body 9b forward and backward against the spring force of the spring 150, and a spring member 152 for urging the slide member 151 in the returning direction.
And a holder 153 for holding them and this holder 15
A plurality of mounting screws 15 for attaching 3 to the inner surface of the buckle 9
It has 4 mag. Engagement body 9b and slide member 151
The cam portions 155 protruding in opposite directions.
a and 155b are provided.

Thus, by sliding the slide member 151 to the right in FIG. 17 against the spring force of the spring member 152, the cam portion 155b provided on the slide member 151 and the cam portion 155a provided on the engaging body 9b. To move backward. As a result, the engaging body 9b is moved to the holder 153.
Then, the engagement body 9b is disengaged from the engagement receiving portion 26 of the opening / closing lid 8. On the other hand, when the slide member 151 is released, the spring force of the spring member 152 causes the slide member 151 to slide leftward in FIG. As a result, the cam portion 155b is separated from the cam portion 155a, so that the engagement body 9b returns to the initial state and is projected by the spring force of the spring 150.

That is, an engagement receiving portion 26 to which the engaging body 9b is detachably engaged is provided at a substantially central portion of the opening / closing lid 8 corresponding to the engaging body 9b of the buckle 9. . The engagement receiving portion 26 of the opening / closing lid 8 is arranged at a substantially central portion of the cutout portion 22 when the disc mounting portion 7 is closed. The engagement receiving portion 26 and the engagement portion 9b of the buckle 9 are in contact with each other at their tips when the opening / closing lid 8 is superposed on the player main body 6, but by pressing the buckle 9 as it is, the spring of the spring is pressed. The engaging body 9b retracts against the force,
The engagement body 9b is configured to ride over the tip of the engagement receiving portion 26. Then, the engagement portion 9b is connected to the engagement receiving portion 26.
By engaging with, the opening / closing lid 8 is firmly tightened and locked by the buckle 9.

The locked state of the opening / closing lid 8 by the buckle 9 can be easily released by the following two modes. The first unlocking operation is performed by sliding the slide member 151 in the circumferential direction. At this time, when the slide member 151 is slid in the lateral direction, the engagement body 9b retracts against the spring force of the spring 150, whereby the engagement of the engagement receiving portion 26 by the engagement body 9b is released. As a result, the buckle 9 can be pulled up, and the engaging body 9b is largely separated from the engagement receiving portion 26 by this pulling up operation, and the opening / closing lid 8 can be pulled up. In this case, the pulling-up operation of the buckle 9 can be easily and smoothly performed with a small force.

The second unlocking operation of the open / close lid 8 in the locked state is performed by directly pulling up the buckle 9 while omitting the sliding operation of the slide member 151.
In this case, when the buckle 9 is raised, the spring 150
The spring force of the spring member 152 and the movement of the slide member 151 serve as a resistance force, which requires a larger pulling force than in the case of the first unlocking operation.
By setting the spring force of the spring member 152 to an appropriate strength, the buckle 9 can be pulled up.

In order to detect the opening / closing operation of the buckle 9, an opening / closing protrusion 156 is provided on the inner surface of the buckle 9. The player main body 6 is made to correspond to the opening / closing protrusion 156.
A detection hole 27 for a buckle is provided on the side surface of the notch 22. Inside the detection hole 27, the buckle 9
A buckle open / close switch, which is a second detector for detecting the open / close operation of, is arranged. At this time, buckle 9
By completely mounting and locking the opening / closing lid 8, the opening / closing protrusion 156 is inserted into the detection hole 27. as a result,
The buckle open / close switch is operated by the open / close protrusion 156, and the state in which the buckle 9 is locked is detected.

On the side surface of the player body 6, the first
Socket portion 28, second socket portion 29, earphone jack 30, charging lamp 31a and power lamp 3
A display lamp such as 1b and a reproducing button, a volume switch, and other operating means 32 are provided. First and second socket portions 28, 29 and earphone jack 3
0 is arranged on the left side surface of the player main body 6, and the display lamp and the operating means 32 are arranged on the right side surface part of the player main body 6.

DVD player 1 having such a configuration
The battery housing 3 is detachably attached to the. As shown in FIGS. 1 and 14, the battery housing 3 has a first battery case 34 and a second battery case 35, and both battery cases 34, 35 are rotatably connected to each other. . Each of the battery cases 34, 35 is composed of a rectangular flat plate-like container body, and the planar shapes thereof are substantially the same, but the upper battery case 34, which is the first battery case, is arranged in the longitudinal direction. Lower battery case 3 which is also the second battery case
5 is formed longer. And both battery cases 3
The widths of 4, 35 are set to be slightly wider than the widths of the projecting portion 6a of the player main body 6 and the projecting portion 8a of the opening / closing lid 8.

At one end portion in the longitudinal direction of each battery case 34, 35, a connecting portion 34 projecting to both sides in the width direction is formed.
a and 35a are provided. Upper and lower battery cases 34,
Reference numeral 35 is rotatable by connecting the connecting portions 34a and 35a to each other, and is integrally configured. The battery housing 3 is provided with a second friction mechanism.

As shown in FIG. 15, the second friction mechanism includes a connecting portion 34a for connecting the upper and lower battery cases 34, 35.
A ring-shaped friction ring 110 showing a specific example of a friction plate interposed between the lower battery case 35a, a metal washer 111 abutting on the upper connecting portion 34a of the upper battery case 34, and a lower connecting portion of the lower battery case 35. It is composed of a spring 112 or the like that presses 35a against the friction ring 110. Lower connection part 3
5a is provided with a shaft portion 113 projecting to the side of the upper coupling portion 34a, and a friction ring 110 made of synthetic resin is loosely fitted to the shaft portion 113. And the shaft 113
Is loosely inserted into the through hole 114 provided in the upper coupling portion 34a.

Further, a screw hole is provided on the tip surface of the shaft portion 113, and the washer 115 is fixed by the fixing screw 116 through the screw hole. Also, the friction ring 1
A metal washer 111 is loosely fitted to the shaft portion 113 so as to sandwich the upper coupling portion 34a between the spring 10 and 10, and one end of a spring 112 is seated on the metal washer 111. The other end of the spring 112 is seated on the washer 115 in a compressed state.

According to the second friction mechanism having such a structure, the upper connecting portion 34a and the lower connecting portion 35 are provided on both sides of the friction ring 110 by the spring force of the spring 112.
and a are pressed together. As a result, the connecting portions 34a, 35a
Friction is generated by the frictional force generated between the friction ring 110 and the friction ring 110. By appropriately setting the magnitude of this friction, the degree of force for opening and closing the battery housing 3 can be set to a suitable magnitude, and the upper battery case 34 accommodating the heavy battery can be opened and closed at an arbitrary opening and closing angle. Can be stopped at.

That is, in the battery housing 3, the upper and lower battery cases 34, 35 are closed in such a manner that the upper and lower battery cases 34, 35 are substantially parallel to each other with a predetermined gap therebetween in the vertical direction. It can be opened and tilted at an arbitrary angle (for example, 45 degrees or 60 degrees). The gap between the battery cases 34 and 35 in the closed state in which the upper and lower battery cases 34 and 35 are substantially parallel is the thickness of the DVD player 1. The DVD player 1 is inserted between the upper and lower battery cases 34, 35.

In order to position the DVD player 1 inserted in this way, an engaging concave-convex portion 36 is provided at the tip of the upper battery case 34. This engaging uneven portion 36
Corresponding to, the opening / closing lid 8 has a hook portion 3 having an L-shaped cross section.
7 is provided. The hook portion 37 is installed near the engagement receiving portion 26 of the opening / closing lid 8.
By engaging the engaging concave-convex portion 36 with, the upper battery case 34 can be positioned with respect to the opening / closing lid 8 and the opening / closing lid 8 and the upper battery case 34 can be coupled at the same time.

Further, a fixing screw 38 is attached to the lower battery case 35.
Is rotatably attached. This fixing screw 38
Is arranged at a position corresponding to the protruding portion 6a of the player body 6 of the lower battery case 35. A screw hole is provided on the back surface of the player body 6 corresponding to the fixing screw 38, and the lower battery case 35 is fixed to the DVD player 1 by screwing the fixing screw 38 into the screw hole. In the fixed state of the lower battery case 35, the upper battery case 34 is rotated integrally with the opening / closing lid 8. That is, the opening / closing lid 8
With the upper battery case 34 attached, the disc mounting portion 7 can be freely opened and closed.

In the upper battery case 34, an appropriate number of batteries 40 that can be charged are stored. The lower battery case 35 also accommodates an appropriate number of batteries 40 that can also be charged and an output circuit 41. The output circuit 41 can detect an abnormality with respect to electric power, such as a large current exceeding the rating flowing from the battery housing 3 or a voltage falling below a set value. In this case, the output circuit 41
Detects a large current or an abnormal voltage, it is determined that the battery 40 housed in one of the battery cases 34 or 35 has an abnormality, and a warning signal is output to display a warning or Make sure to cut the current and take other necessary measures. In addition, it is preferable to attach a temperature fuse to each battery 40 to perform temperature management or the like for each battery 40.

The output circuit 41 is connected to the batteries 40 of the upper battery case 34 and the batteries 40 of the lower battery case 35, respectively. The output circuit 41 is connected to the connector 42 shown in FIGS. This connector 42
Is integrally provided on the back surface of the lower battery case 35.
The plug 43 connected to this connector 42 is
As shown in FIG. 7, it is integrally provided on the back surface of the player body 6. Therefore, when the battery housing 3 is attached to the DVD player 1, the connector 42 and the plug 43 are automatically connected, and the battery housing 3 automatically supplies power to the DVD player 1.

DVD player 1 having such a configuration
As the material of the player main body 6, the opening / closing lid 8, the buckle 9, and the battery cases 34, 35, for example, ABS (acrylonitrile-butadiene-styrene resin), POM (polyacetal) or other engineering plastics can be applied. Aluminum alloys and other metals can also be used.

Further, the control device 2 has a structure as shown in FIG. 1 and FIGS. That is, a cabinet 50 as a display device main body, a liquid crystal display 51 showing a specific example as a display unit, an opening / closing lid 52 which is an opening / closing lid for opening / closing the liquid crystal display 51,
Operation unit 5 including various types of switch means, adjustment means, etc.
3 and the like.

Cabinet 50 showing an example of a housing
Is a hollow casing having a substantially quadrangular shape, and is provided with an opening window 54 that is slightly offset in one of the lateral directions, which is the longitudinal direction, and the other in the longitudinal direction with an appropriate interval in the width direction. A plurality (three in this embodiment) of opening holes 55a, 55b and 55c are provided. The liquid crystal display 51 is fitted into the opening window 54, and various operation buttons of the operation unit 53 are inserted into the plurality of opening holes 55a to 55c.

The first opening hole 55a on the upper side is provided with an operation button 56a of a basic operation switch capable of selectively performing basic operations of reproduction, fast-forwarding and rewinding. For example, the operation button 56a can be pressed to press the central portion to perform an on / off operation for reproduction, and can be pressed to press each side portion to selectively obtain fast-forward and rewind operations. It is done like this.

Further, a selection button 56b of a mode selection switch capable of selecting and deciding a mode is attached to the second opening hole 55b at the center. The selection button 56b is configured such that various modes can be selected by pressing the four directions of up, down, left, and right, and the selected mode can be determined by pressing the central portion. There is. Further, a power button 56c of a power switch is attached to the lower third opening hole 55c. The power is turned on / off by sliding the power button 56c in the lateral direction.

Further, the opening holes 55a to 55a of the cabinet 50.
An elongated hole 55d extending in the width direction is provided on the side surface on the 55c side. The slot 55d has two adjusting buttons 56d, which are volume switches for adjusting the volume.
56e is attached. One adjustment button 56d increases the volume, and the other adjustment button 56d decreases the volume.

As shown in FIGS. 1 and 20, etc., a mounting portion 58 for the opening / closing lid 52 is provided on the upper surface of the cabinet 50. The mounting portion 58 includes two protrusions 59 a and 59 b provided on the upper surface of the cabinet 50 and the opening / closing lid 5.
2, the protrusions 60a and 60b provided on the upper part of the second portion, the connecting block 61 interposed between the protrusions 59a, 60a and 59b and 60b, and the two spring pins 62 showing one specific example of the resistance means. , 62 and the like.

Two sets of ridges 59a, 60a and 59b,
The 60b have substantially the same shape and structure, and are set on the same axis center line with a predetermined gap therebetween. Then, one side in the axial direction of the spring pin 62 is press-fitted and fixed to the inner surfaces of the one of the protrusions 59a and 60a. The spring pin 62 is formed by providing a slit 62a in a metal cylindrical tube, as shown in an enlarged view in FIG. 19C. The slit 62a of the spring pin 62 is provided so as to communicate from one end to the other end of the cylindrical tube, and elasticity is imparted by elastically reducing the diameter by the width of the slit 62a. Although the slit 62a is formed in a wave shape in the illustrated embodiment, it may be formed in a linear shape, a curved shape, a sawtooth shape, a square tooth shape or the like.

Further, shaft protrusions 63, 63 projecting toward the spring pin 62 are provided on the inner surfaces of the other protrusions 59b, 60b, respectively. The diameter of each shaft protrusion 63 is set to be approximately the same as the outer diameter of the spring pin 62. The two shaft protrusions 63, 63 and the protrusions of the two spring pins 62 are connected to each other by a connecting block. 61 is pinching at the same time. The connection block 61 is a gutter-shaped 2
Block pieces 61a, 61b and both block pieces 61
It is configured by a combination with a fixing bolt 64 for fastening and fixing a and 61b. One block piece 6
A through hole 65 is provided at a substantially central portion of 1a. In addition, a boss portion 66 is provided at a substantially central portion of the inner surface of the other block piece 61b, and the fixing bolt 64 is provided on the boss portion 66.
Is provided with a screw hole 66a into which the screw portion is screwed.

Thus, as shown in FIG. 21, the lower block piece 61b is applied to the lower side of the two shaft convex portions 63, 63 and the two spring pins 62, and after the upper block piece 61a is applied from the upper side, Upper and lower block pieces 61a, 61
Tighten and fix b with the fixing bolt 64. As a result, the cabinet 50 and the opening / closing lid 52 are connected via the connecting block 61.
The spaces are rotatably connected to each other by two mounting portions 58 having a hinge structure. At this time, by adjusting the tightening force of the fixing bolt 64 and the elastic force of the spring pin 62, the spring pin 62 and the connecting block 61 are adjusted.
It is possible to adjust the operation force when opening / closing the opening / closing lid 52 by changing the frictional force between the opening and the closing cover 52.

As shown in FIGS. 19A and 19B, the opening / closing lid 52 is made of a plate body having a size capable of covering substantially the entire display surface of the cabinet 50 including the liquid crystal display 51, and the above-mentioned top edge thereof is mentioned above. The ridges 60a and 60b are integrally formed. Since the opening / closing lid 52 is rotatably connected to the cabinet 50 by two mounting portions 58 having a hinge structure, the opening / closing lid 52 can be rotated about 360 at maximum with respect to the display surface. Then, by rotating the open / close lid 52 to the back side by rotating it by approximately 360 degrees,
The opening / closing lid 52 can be used as a stand for the cabinet 50.

The cabinet 50, the opening / closing lid 52 and the connecting block 6 of the control device 2 having such a configuration.
As the material of 1, for example, ABS, POM and other engineering plastics can be applied, but aluminum alloy and other metals can also be used.

Further, one end of a first connection cord 4 showing a specific example of a signal transmission means for connecting the control device 2 to the DVD player 1 is fixedly provided on the lower portion of the cabinet 50 on the side of the operation portion 53. It is connected. A first plug 70 for connecting to the DVD player 1 is integrally attached to the other end of the first connection cord 4.

The first plug 70 has a plug body 71 formed of a hollow body having a quadrangular cross section, a semicircular cap body 72 connected to the back side of the plug body 71, and a plug body 71 protruding from the tip side. The terminal cover 73 and the like are provided. The front end side of the cap body 72 is formed to have a narrow width, and guide ridges 74 for restricting the inserting direction when the cap body 72 is inserted into the first socket portion 28 of the player main body 6 are provided at two locations on one surface of the width detail. It is provided. Corresponding to the pair of guide protrusions 74, the first socket portion 28 is provided with a pair of guide grooves 28a slidably fitted therein.

Further, as shown in FIG. 1, the plug body 71
An erroneous insertion preventing convex portion 75a that protrudes forward in an arc shape is provided at the tip portion of the one surface on the wide side of. In symmetry with this, an erroneous insertion preventing concave portion formed of an arcuate notch opening to the tip edge is provided at the tip of the other side of the wide side of the plug body 71. In this way, the plug body 71
By providing a convex portion and a concave portion on the upper and lower sides of the tip end portion on the insertion side of the plug for preventing erroneous insertion, many terminals arranged inside the terminal cover 73 are damaged due to erroneous insertion of the first plug 70. It is possible to eliminate the risk of Further, by providing the pair of guide ridges 74 on the plug body 71, it is possible to prevent the terminals in the terminal cover 73 from being damaged by an external force that pulls the first plug 70 in a pulling direction by twisting the first plug 70. Can be prevented.

The terminal cover 73 of the first plug 70 is composed of an elongated frame having a quadrangular cross section, and a large number of terminals are arranged in a line (a plurality of examples may be provided) inside the terminal cover 73 along the longitudinal direction. Further, the wire of the connection cord 4 is inserted into the rear portion of the cap body 72 from diagonally rearward. In this way, by setting the wire withdrawing direction of the connection cord 4 to the diagonal side, the lead-out direction of the connection cord 4 is set to the battery housing body 3.
Can be regulated in a direction substantially similar to the longitudinal direction. As a result, the load applied to the connection portion of the first plug 70 of the connection cord 4 can be reduced, and the occurrence of problems such as short circuit and disconnection can be suppressed. The plug body 71 of the first plug 70 is inserted up to the root of the guide protrusion 74.

In the second socket portion 29 of the player body 6, the second plug 7 provided at one end of the second connection cord 5 for connecting the DVD player 1 to another electronic device.
7 is detachably attached. The second plug 77 has a terminal cover 78 that protrudes from the tip end that is the insertion side. The terminal cover 78 is composed of an elongated frame body having a quadrangular cross section, and a large number of terminals are arranged in a line (a plurality of examples may be provided) inside the terminal cover 78 along the longitudinal direction.

At the other end of the second connection cord 5, a connector 80 for connecting to a television or the like showing a specific example of another electronic device is fixed and integrally provided. The connector 80 is formed of a flat hollow housing, and the wire of the connection cord 4 is inserted from one end surface side of the connector 80. On the other end surface of the connector 80, a plurality of terminals 81 are arranged side by side. Examples of such a terminal 81 include a video terminal, an S1 video terminal, left and right audio terminals, and the like.

The electronic device having such a structure can be used as follows, for example. The battery housing 3 is attached to the DVD player 1 in advance and assembled integrally. That is, the DVD player 1 is inserted between the upper battery case 34 and the lower battery case 35 of the battery housing 3 from the projecting portion 6a side of the player main body 6, and the engaging concave portion 36 of the upper battery case 34 is inserted into the opening / closing lid 8. The projection 37 is engaged. At this time, by inserting the DVD player 1 to a predetermined position, the plug provided on the player body 6 is fitted into the socket provided on the lower battery case 35. As a result, the DVD player 1 and the battery housing 3 are electrically connected.

Next, the fixing screw 38 of the lower battery case 35 is screwed into the screw hole of the player body 6 and tightened. As a result, the battery housing 3 is integrally assembled with the DVD player 1. After that, the DVD player 1 and the control device 2 are connected by the first connection cord 4. That is, by inserting the first plug 70 of the first connection cord 4 into the first socket portion 28 of the player main body 6, the DVD player 1 is inserted through the first connection cord 4.
And the control device 2 is electrically connected. In this way, by only inserting the first plug 70 into the first socket portion 28, the DVD player 1 and the control device 2
An electrical connection between and can be realized.

The operation of mounting the optical disk on the DVD player 1 can be performed as follows, for example.
First, the buckle 9 is pulled up, and the lock of the opening / closing lid 8 by the buckle 9 is released. This can be easily performed by hooking a finger on the engaging portion 9b side of the buckle 9 and raising it. However, in this case, a large force is required to cause the buckle 9. To reduce the force to release this buckle 9, release piece 2
5 is slid to retract the engaging portion 9b,
The engagement state with the engagement receiving portion 26 by b is released. As a result, the buckle 9 can be easily raised with an extremely small force.

Here, when the buckle 9 is triggered to release the lock, the detection projection provided on the inner surface of the buckle 9 comes out from the buckle detection hole of the player body 6. As a result, the detection switch for detecting the lock of the buckle 9 is turned off, and the detection signal is sent to the control device 2.

Next, the engagement receiving portion 26 exposed by raising the buckle 9 is held with a fingertip, and the front side of the opening / closing lid 8 is pulled up to an arbitrary height. As a result, the disc mounting portion 7 provided on the upper surface of the player body 6 is opened, and the disc drive device 10 is exposed.

At this time, the lid opening / closing detection piece 19 of the opening / closing lid 8 is pulled out from the lid detection hole 20 of the player body 6. As a result, the detection switch for detecting the open / closed state of the open / close lid 8 is turned off, and the detection signal is sent to the control device 2. The opening signal of the opening / closing lid 8 and the buckle 9 described above.
When at least one of the release signals is supplied to the control device 2, the disk drive device 10 is not driven.

The upper battery case 34 of the battery housing 3 is rotated together with the opening / closing lid 8 and is flipped upward together with the opening / closing lid 8. At this time, since the opening / closing lid 8 is provided with the first friction mechanism and the battery housing body 3 is provided with the second friction mechanism, both friction mechanisms work so as to be integrated with the upper battery case 34. Eggplant lid 8
Can be opened smoothly with a comparatively small force.

In this case, the open / close lid 8 has a large weight because a plurality of relatively heavy batteries are stored in the upper battery case 34, but most of the weight is the first and second friction. A small force is sufficient for moving the opening / closing lid 8 by the mechanism. Therefore, even the open / close lid 8 that is made heavy by being integrated with the upper battery case 34 can be moved easily and smoothly. Moreover, the opening / closing lid 8 is opened at any position during the opening operation.
By releasing, the opening / closing lid 8 can be stopped at that position.

In this state, a desired optical disk is mounted on the turntable 11 of the disk drive device 10, and the disk-shaped information recording medium is chucked.

Next, the opening / closing lid 8 is attached together with the upper battery case 34.
Close. Also in the closing operation of the opening / closing lid 8, the same effect as the opening operation described above can be obtained. That is, the opening / closing lid 8 integrated with the upper battery case 34 can be operated easily and smoothly with a small force. Then, the opening / closing lid 8 can be stopped at an arbitrary inclination angle and the stopped position can be held.

When the opening / closing lid 8 is completely closed, the opening / closing detection piece 1
9 is inserted into the lid detection hole 20. As a result, the detection switch for detecting the closed state of the opening / closing lid 8 is turned on, and the detection signal is supplied to the control device 2. The disk drive device 10 is not driven only by this detection signal.

Next, the buckle 9 is pushed up to engage the engaging portion 9b.
Is engaged with the engagement receiving portion 26. This allows the buckle 9
The opening / closing lid 8 is firmly locked to the player main body 6 via. At this time, when the buckle 9 is completely closed, the detection protrusion is inserted into the buckle detection hole. As a result, the detection switch for detecting the locked state of the buckle 9 is turned on, and the detection signal is supplied to the control device 2.
By supplying both the detection signal and the above-mentioned detection signal for the opening / closing lid to the control device 2, the disk drive device 10 can be driven.

The DVD thus prepared for use
Player 1 can also be used indoors,
Suitable for outdoor use. For this reason, it is preferable that the DVD player 1 be configured so that it can be hung by using a strap (not shown), and can be hung by a neck or the like and can be carried. In this case, by operating only the control device 2 by hand, the image of information recorded on the optical disc can be easily enjoyed outdoors by the liquid crystal display 51 of the control device 2.

Next, an example of the operation of the control device 2 will be described. In FIG. 22A, the user has the control device 2
6 shows a state in which the open / close lid 8 is opened with an angle slightly smaller than 90 degrees with respect to the display surface of the cabinet 50 by holding by hand. As a result, the display content of the liquid crystal display 51 is visible to the operator, but it is difficult for others to see it. Also,
In FIG. 22B, the user holds the control device 2 by hand,
The state in which the opening / closing lid 8 is opened 90 degrees with respect to the display surface of the cabinet 50 is shown. In this case, the opening / closing lid 8 can be used as an awning.

In FIG. 23A, the opening / closing lid 8 is attached to the cabinet 50.
Shows a state in which each free end side of the cabinet 50 and the open / close lid 8 is placed on a plane P such as a desk by rotating the display surface by an arbitrary angle of 270 degrees or more. Thereby, the opening / closing lid 8 can be used as a stand of the cabinet 50. In this case, the user can freely set the display surface of the liquid crystal display 51 so that the display surface can be easily seen by changing the angle between the cabinet 50 and the opening / closing lid 8. Further, FIG. 23B shows that the opening / closing lid 8 is attached to the cabinet 50.
The state in which the opening / closing lid 8 is superposed on the back surface of the cabinet 50 by rotating the display surface by about 360 degrees. This makes it possible to prevent the opening / closing lid 8 from getting in the way when the user holds the control device 2 by hand and looks at the screen.

FIG. 24A shows the control device 2 described above.
A rotary shaft 67 is provided instead of one of the two spring pins 62 used for the rotary shaft 67.
This shows an example in which the open / close lid 8 and the connection block 61 are rotatably connected by. In this case, the ridge 59a of the cabinet 50 and the connecting block 61 are rotatably connected by the spring pin 62 with elastic friction, as in the above-described embodiment. In addition, anti-slip rubbers 68a and 68b as anti-slip members are attached to the free ends of the opening / closing lid 8 and the cabinet 50, respectively.

FIG. 24B illustrates the operation of the control device 2 shown in FIG. 24A. A state in which the user holds the control device 2 by hand and opens the opening / closing lid 8 about 90 degrees with respect to the display surface of the cabinet 50 is shown. As a result, the opening / closing lid 8 becomes an awning. In this case, the rotary shaft 67
Is moved diagonally to the rear of the spring pin 62, the rotation pin 67 rotatably connects the opening / closing lid 8 and the connection block 61 without elastic friction, but the spring pin 62 and the connection block 61 are connected. The opening / closing lid 8 can be kept at about 90 degrees with respect to the display surface of the cabinet 50 by the elastic friction between them.

In FIG. 24C, the opening / closing lid 8 is attached to the cabinet 50.
Is rotated by an arbitrary angle of 270 degrees or more with respect to the display surface, and the free ends of the cabinet 50 and the opening / closing lid 8 are placed on a plane P such as a desk, so that the opening / closing lid 8 can be moved. The state used as a stand is shown. At this time, the angle between the cabinet 50 and the opening / closing lid 8 can be changed so that the user can easily see the display surface of the cabinet 50. In addition, anti-slip rubber 68a, 68
Since the open / close lid 8 and the cabinet 50 do not slide on the plane P of the desk or the like by b, the rotary shaft 67 does not cause elastic friction between the open / close lid 8 and the connecting block 61 and can be rotatably connected. The opening / closing lid 8 can be used as a stand.

FIG. 25 shows an example in which the elasticity of the two spring pins 62 is made different. For example, one of the pair of spring pins 62a and 62b has a large diameter and the other has a small diameter, so that the elasticity of the spring pins is made different. In this case, when the opening / closing lid 8 is opened and closed with respect to the display surface of the cabinet 50, between the opening / closing lid 8 and the connecting block 61 and between the connecting block 61 and the cabinet 50.
Among the spaces, the one in which the spring pin having the weaker elasticity is interposed can be preferentially rotated, so that the opening / closing lid 8 can be smoothly rotated with respect to the cabinet 50.

FIG. 26A shows an example in which a click disc 69 is provided in place of one of the two spring pins 62, for example, the spring pin 62a. In the control device 2 shown in this embodiment, the angle of the opening / closing lid 8 with respect to the display surface of the cabinet 50 can be switched in multiple steps at predetermined angle intervals. In FIG. 26B, the click disc 69 is disassembled and enlarged. Bases a and e attached to the opening / closing lid 8 and the connection block 61, respectively
It has a structure in which a click convex disc b, a click concave disc c, and a leaf spring d are laminated in between.

FIG. 27A shows an example in which the click positions of the above-mentioned click disk 69 are set at two positions.
As shown in FIG. 27B, when the opening / closing lid 8 is opened, the opening / closing lid 8
When the angle of the cabinet 50 with respect to the display surface of the cabinet 50 is opened up to slightly more than 180 degrees, the rotation with elastic friction is performed via the spring pin 62a between the opening / closing lid 8 and the connecting block 61. After that, as shown in FIG. 27C, rotation is performed via the click disk 69 between the connection block 61 and the cabinet 50, and the opening / closing lid 8 comes to be attached to the bottom surface of the cabinet 50. Therefore, the opening / closing lid 8 can be smoothly rotated with respect to the display surface of the cabinet 50.

FIG. 28 shows still another embodiment of the control device 2. In the example shown in FIG. 26, one of the pair of spring pins 62a and 62b, for example, the spring pin 6 is used.
Instead of 2b, a gear device 83 having two gears 84a and 84b is provided. A rotary shaft 85 is inserted through the one gear 84 a, and the rotary shaft 85 is fixed to the connecting block 61. The other gear 84b
Is rotatably attached to the cabinet 50. These gears 84a, 84b mesh with each other,
It is stored in the gear box 86.

The one gear 84a is connected to the other gear 84b.
Is formed to have a smaller diameter. As a result, when one gear 84a rotates the other gear 84b, the speed is reduced.
The connection block 61 and the cabinet 50 can be rotated with friction.

The use of the control device 2 having such a configuration is not limited to the DVD player 1 of the present embodiment, and for example, a PDA (Personal Digital Assi) can be used.
stants), small word processors, small microcomputers, electronic dictionaries, portable television receivers, small electronic watches, and the like, but are also applicable to these desk-top electronic devices and other electronic devices.

FIG. 18 shows a state in which the DVD player 1 is connected to a home power source (not shown) or the like to charge the battery housing 3. In FIG. 18, reference numeral 90 is a holding stand 90 for storing and holding the DVD player 1.
The holding stand 90 includes a holding portion 90a having a holding groove formed on the upper surface and a holding base 90b continuous to the lower portion of the holding portion 90a. The holding base 90b is developed so as to secure a sufficiently large mounting surface. Widely formed.

Support pieces 9 for supporting the side surface of the DVD player 1 are provided on both sides of the holding portion 90a in the holding groove direction.
1, 92 are provided. Then, one support piece 91
A claw portion 91a that engages with a concave portion provided on the side surface of the player main body 6 is provided at the tip portion of the. This claw portion 91a
The DVD player 1 in which the weight balance in the circumferential direction is non-uniform due to the provision of the battery housing 3 is rotated even when the battery housing 3 is laid sideways as shown in FIG. It can be securely held without performing.

Reference numeral 93 shown in FIG. 18 is a connection cord for connecting between the power source such as a household outlet and the DVD player 1. At one end of this connection cord 93,
A charging plug 94 is attached. The charging plug 94 is used for the second socket portion 29 of the player body 6.
It is supposed to be removable. Then, by pressing the central semi-circular portion of the charging plug 94, the terminal portion moves backward and the connection with the second socket portion 29 is released.

As described above, the present invention is not limited to the above embodiment. For example, in the above embodiment, a DVD player 1 is taken as an example of a disk recording and / or reproducing apparatus, and its liquid crystal display is provided. An example in which the remote control device is the control device 2 has been described, but the present invention can also be applied to, for example, a portable CD player, a portable disk drive device and other electronic devices and the remote control device thereof. Further, an example in which the disc recording and / or reproducing device is applied to the information recording / reproducing device capable of both recording and reproducing the information signal has been described. However, the information reproducing device dedicated to reproducing the information signal or the information signal reproducing device Of course, it can be applied to an information recording device dedicated to recording.

Further, in the above embodiment, the example in which the DVD player 1 and the control device 2 are connected by wire has been described, but wireless is applied as the signal transmitting means, and the DVD player 1 and the control device 2 are wirelessly connected. Of course, it may be configured to connect and exchange signals. Further, the example in which the optical disc is applied as the information recording medium has been described, but a tape-shaped recording medium, a drum-shaped recording medium, a semiconductor recording medium, or the like can be used. As described above, the present invention can be variously modified without departing from the spirit thereof.

[0091]

As described above, according to the disc recording and / or reproducing apparatus of the present application, since the buckle cannot be opened unless the buckle has a strong force to some extent, the open / close lid is firmly held and the open / close lid is erroneously opened. It does not open when you touch it,
An effect is obtained in that the opening / closing lid can be clamped with a strong tightening force so as not to be easily opened.

[Brief description of drawings]

FIG. 1 is a perspective view showing a system configuration of an embodiment of an electronic device of the invention.

FIG. 2 is an external perspective view showing a state in which a battery housing is mounted on a DVD player showing a specific example of a disc recording and / or reproducing apparatus according to the electronic apparatus of the invention.

FIG. 3 is a plan view of the DVD player with a battery housing shown in FIG.

FIG. 4 is a bottom view in half of the battery container of the DVD player with a battery container shown in FIG.

5 is a plan view of the DVD player from which the battery housing shown in FIG. 2 is removed.

FIG. 6 is a front view in which the battery container of the DVD player with the battery container shown in FIG. 2 is cut in half.

FIG. 7 is a rear view of the DVD player with the battery housing shown in FIG. 2 removed.

8 is a side view of the DVD player with a battery housing shown in FIG. 2. FIG.

9 is a side view of the DVD player with the battery housing shown in FIG. 2 removed.

10 is a perspective view showing a state in which the opening / closing lid of the DVD player from which the battery housing shown in FIG. 2 is removed is opened.

11 is a perspective view showing a state in which the opening / closing lid of the DVD player shown in FIG. 2 is viewed from diagonally below.

12 is an explanatory view showing an enlarged arm piece of the opening / closing lid shown in FIG.

13 is an explanatory view showing a cross section of a part of a first friction mechanism provided between the opening / closing lid and the player body of the DVD player shown in FIG.

14 is a perspective view showing a state in which a pair of storage parts of the battery storage body shown in FIG. 1 are opened.

15 is an explanatory view showing a cross section of a second friction mechanism provided between a pair of storage parts of the battery storage body shown in FIG.

FIG. 16 is an enlarged view of a main part of the DVD player shown in FIG. 2, and is a perspective view showing a state in which a buckle is opened.

FIG. 17 is an enlarged view of a main part of the DVD player shown in FIG. 2, and is a front view showing a state in which a buckle is opened.

FIG. 18 is an explanatory diagram showing a state where the DVD player with a battery housing shown in FIG. 2 is charged with electric power.

19 shows a first embodiment of the control device shown in FIG. 2, where FIG. 19A is a plan view, FIG. 19B is a side view, and FIG. 19C is an enlarged perspective view of a spring pin.

20 shows a first embodiment of the control device shown in FIG. 2 and is a plan view showing a state in which an opening / closing lid is opened.

FIG. 21 is an explanatory view showing a cross section of a central portion of the control device shown in FIG. 18.

22 shows a first embodiment of the control device shown in FIG. 2, in which FIG. 22A is a side view showing a state in which the opening / closing lid is opened at an angle slightly less than 90 degrees, and FIG. It is a side view of the opened state.

FIG. 23 shows a first embodiment of the control device shown in FIG. 2, in which FIG. A is a side view showing a state in which the opening / closing lid is opened by approximately 270 degrees or more to form a stand, and FIG. 23B is opened by approximately 360 degrees. It is a side view of the opened state.

FIG. 24 shows a second embodiment of the control device shown in FIG. 2, in which FIG. 24A is a side view and FIG.
The side view in the state of being opened at 0 degrees, and FIG. C is the side view of the state in which the opening / closing lid is opened at approximately 270 degrees to form a stand.

FIG. 25 is a side view showing a third embodiment of the control device shown in FIG.

FIG. 26 shows a fourth embodiment of the control device shown in FIG. 2, FIG. A being a plan view and FIG. B being an enlarged exploded perspective view of a click disc.

27 shows a fifth embodiment of the control device shown in FIG. 2, FIG. A being a plan view, FIG. 27B being a side view with the opening / closing lid opened, and FIG. It is a side view of the opened state.

28 shows a sixth embodiment of the control device shown in FIG. 2, FIG. A being a plan view and FIG. B being a side view.

[Explanation of symbols]

1 DVD player (disc recording and / or reproducing device), 2 control device, 3 battery housing,
4 connection cord (signal transmission means), 6 player body, 7 disc mounting portion, 8 opening / closing lid, 9 buckle, 10 disc drive device, 11 turntable, 12 optical pickup device (pickup device), 19 detection piece, 20 detection hole , 28,
29 socket part, 34, 35 battery case, 40
Battery, 50 cabinet (housing), 51 liquid crystal display (display unit), 52 open / close lid, 53 operation unit, 61 connecting block, 62, 62a, 62b
Spring pin (resistive means), 90 holding stand,
100 spheres, 103 bearing brackets, 106
Leaf spring, 110 friction ring (friction plate), 111
Metal washer, 112 spring

Claims (5)

[Claims] 1. A player main body having an opening / closing lid for openably / closably covering a disc mounting portion to which a disc-shaped recording medium is detachably mounted, and a buckle capable of sandwiching the opening / closing lid. A disc recording and / or reproducing apparatus, wherein the opening / closing lid is locked. 2. A first opening / closing detection means for detecting an opening / closing state of the opening / closing lid and outputting a first detection signal, and a second detection signal for detecting a holding state of the opening / closing lid by the buckle. And a second opening / closing detecting means for outputting, wherein when the opening / closing lid is closed based on the first detection signal and the second detection signal and the opening / closing lid is clamped by the buckle, 2. The disc recording and / or recording according to claim 1, wherein the disc drive device of the disc mounting portion is driven to start rotation of the turntable and the optical pickup device irradiates the optical disc with laser light. Or a playback device. 3. The first opening / closing detecting means comprises an opening / closing detecting piece provided on the opening / closing lid and a first detector provided on the player body, and the opening / closing lid includes the disc mounting portion. 2. The disc recording and / or reproducing apparatus according to claim 1, wherein the open / close detection piece operates the first detector to output the first detection signal when closed. 4. The second opening / closing detection means includes an opening / closing protrusion provided on the buckle and a second detector provided on the player body, and when the opening / closing lid is held by the buckle. 2. The disk recording and / or reproducing apparatus according to claim 1, wherein the opening / closing protrusion operates the second detector to output the second detection signal. 5. The buckle has an engaging body that is detachably engaged with the opening / closing lid by being biased by an elastic member to project, and a slide for moving the engaging body forward and backward by performing a sliding operation. The disc recording and / or reproducing apparatus according to claim 1, further comprising: a member.