Apparatus for reproducing an optical disc

Dynamic information storage or retrieval – Information location or remote operator actuated control – Selective addressing of storage medium

Reexamination Certificate

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Details

C369S178010, C369S191100

Reexamination Certificate

active

06373795

ABSTRACT:

BACKGROUND OF THE INVENTION
The present invention relates to a device for reproducing an optical disc selected from a plurality of discs stored in a disc storage, and more particularly to a disc reproducing device mounted on a motor vehicle.
In recent years, a disc reproducing device in which a disc can be changed through an opening for inserting a disc to be reproduced has been proposed.
FIG. 28
shows a disc reproducing device, which was filed by the applicant and disclosed in Japanese Patent Application Laid Open 10-21628.
In the figure, the reference numeral
500
represents a driving roller,
501
is a disc storing section,
502
is a tray,
503
,
504
are disc pulling out arms,
505
,
506
are coil springs, and
507
is a disc discharging arm.
The driving roller
500
is driven by a motor (not shown) to carry a disc inserted passing through an opening to the disc storing section
501
. In the disc storing section
501
, a plurality of trays, each holding a disc, are arranged. A desired tray is located to a position corresponding to the driving roller
500
for changing the disc. There is provided a disc carrying device (not shown) between the disc storing section
501
and a disc reproducing section (not shown).
The disc pulling out arm
503
is rotatable about a shaft
503
a
and has a contact portion
503
b
to be contacted with a periphery of disc D, and urged in the clockwise direction by the spring
505
. Similarly, the disc pulling out arm
504
is rotatable about a shaft
504
a
, has a contact portion
504
b
, and urged in the counterclockwise direction by the spring
506
. The disc discharging arm
507
is located so as to be contacted with the disc.
Before the inserting of the disc, the arms
503
and
504
are located in positions A. When the disc is taken in by the driving roller
500
, arms
503
and
504
are rotated to positions B. However, the arms
503
and
504
push the disc, thereby removing the disc from the driving roller
500
and inserting the disc in the tray
502
. When discharging the disc, the discharging arm
507
is rotated to the position A to push the disc to the driving roller
500
.
In the conventional device, arms
503
,
504
and
507
must be provided in order to carry the disc. Therefore, the device is complicated in construction, which results in high manufacturing cost.
SUMMARY OF THE INVENTION
An object of the present invention is to provide a disc reproducing device which is simple in construction and has high reliability.
According to the present invention, there is provided an apparatus for reproducing an optical disc comprising, a disc reproducing device, a disc storing device having a plurality of trays each of which stores a disc, a supporting means movable between a disc insertion opening and the disc storing device, a driving roller rotatably mounted on the supporting means for carrying a disc inserted in the opening toward the disc storing device, moving means for moving the supporting means between the opening and the disc storing means, and driving means for rotating the driving roller.
The disc reproducing device is mounted on the supporting means.
Furthermore, a movable plate is provided for cooperating the driving roller so as to carry the disc, and an erectable stopping member provided adjacent the opening to be stood when the driving roller is located at the disc storing device so as to prevent a disc from entering the apparatus.
The trays are vertically arranged, and moved in the arranging direction.
The disc reproducing device is located between the driving roller and the disc storing device.
The driving roller is provided for carrying the disc between one of the trays and the disc reproducing device.


REFERENCES:
patent: 4561078 (1985-12-01), Nakayama
patent: 5036509 (1991-07-01), Kobayashi et al.
patent: 5555239 (1996-09-01), Takai et al.
patent: 5970042 (1999-10-01), Fujimoto et al.
patent: 197 25 169 (1997-12-01), None
patent: 0 391 424 (1990-10-01), None

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