Dynamic information storage or retrieval – With particular cabinet structure – Slotted for edgewise insertion of storage disc
Patent
1990-03-02
1991-10-08
Trafton, David
Dynamic information storage or retrieval
With particular cabinet structure
Slotted for edgewise insertion of storage disc
369 751, 369 752, 360 9902, 360 9906, G11B 3302, G11B 5016, G11B 1704
Patent
active
050560778
ABSTRACT:
A disc player is disclosed which comprises a casing having a disc inserting opening, a turntable driven by a spindle motor, a clamper arm operating mechanism 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 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 pin for detecting a condition that the disc is laid on the turntable; a separating mechanism for separating the pair of centering arms away from the circumferential edge of the disc when the disc is loaded on said turntable in cooperation with the clamper arm operating means. The mechanism is in cooperation with the centering mechanism whereby the disc is located outside of a vibration range of the disc.
REFERENCES:
patent: 2508715 (1950-05-01), Harman
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patent: 4498162 (1985-02-01), Schatteman
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patent: 4700338 (1987-10-01), Sugihara et al.
patent: 4701902 (1987-10-01), Aoyagi et al.
patent: 4734813 (1988-03-01), Bessho
patent: 4829502 (1989-05-01), Aoyagi et al.
patent: 4839880 (1989-06-01), d'Alayer de Costenore
Kobayashi Kazuo
Kurumada Masakazu
Morikawa Kiyoshi
Sugihara Masanori
Yamada Yoshinori
Pham Tien B.
Pioneer Electronic Corporation
Trafton David
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