Disc double insertion preventing mechanism for disc player

Details Disc double insertion preventing mechanism for disc player Disc double insertion preventing mechanism for disc player

1992-05-07

1992-12-22

Levy, Stuart S.

Dynamic information storage or retrieval

With particular cabinet structure

Slotted for edgewise insertion of storage disc

369 752, G11B 1704, G11B 3100

Patent

active

051738937

ABSTRACT:
A disc player is disclosed which includes a casing having a disc inserting opening, a turntable driven by a spindle motor, a clamper arm operating means for operating a clamper arm in cooperation with said turntable, a centering mechanism for guiding a disc from the disc inserting opening onto the turntable, the centering mechanism including a pair of centering arms (13, 14) each having at distal end portions contact portions which are to be brought into contact with a circumferential edge of the disc, the centering arms being pivotally movable at a predetermined distance in the disc inserting opening, a detecting lever (42) for detecting a condition that the disc is laid on the turntable, and a disc double insertion preventing lock linkage (43, 57) for preventing another disc from being inserted into the casing through the disc inserting opening when the first-mentioned disc is already located on the turntable, the double insertion preventing lock linkage being in cooperation with the centering mechanism.

REFERENCES:
patent: 4498162 (1985-02-01), Schatteman
patent: 4507768 (1985-03-01), Ikedo et al.
patent: 4561085 (1985-12-01), Funabashi
patent: 4674079 (1987-06-01), Agostini
patent: 4701902 (1987-10-01), Aoyagi et al.
patent: 4733387 (1988-03-01), Yoshimura
patent: 4829502 (1989-05-01), Aoyagi et al.
patent: 5022023 (1991-06-01), Toyoguchi

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