Dual mode disc player

Details Dual mode disc player Dual mode disc player

1984-02-03

1986-03-11

Stephan, Steven L.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Specific detail of storage medium support or motion production

369197, 369258, 369263, 369267, G11B 1530, G11B 1544, G11B 2504

Patent

active

045758360

ABSTRACT:
A disc player comprises a first driver for driving a first turntable for a first kind of an information-recorded disc, a second driver for driving a second turntable for a second kind of an information-recorded disc, a single holder for holding thereon the first and second drivers, holder drive means for driving the holder, and a pickup for reproducing signals from one of the first and second kinds of information-recorded discs at a predetermined play position, in which the single holder is moved so that one of the first and second kinds of information-recorded disc is selectively positioned at the predetermined play position.

REFERENCES:
patent: 1395035 (1921-10-01), Briggs
patent: 1461111 (1923-07-01), Daniels
patent: 1727263 (1929-09-01), Yeager et al.
patent: 1885006 (1932-10-01), Daily
patent: 2573011 (1951-10-01), Gruber
patent: 3097850 (1963-07-01), Curci
patent: 3844571 (1974-10-01), Mensier
patent: 4470136 (1984-09-01), Takahashi et al.

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