Device for recording and/or reading information by means of a ra

Details Device for recording and/or reading information by means of a ra Device for recording and/or reading information by means of a ra

1994-01-25

1997-03-18

Levy, Stuart S.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Specified detail of transducer assembly support structure

369215, 369244, G11B 708

Patent

active

056129459

ABSTRACT:
An optical scanner for a disc placed on a turntable, having a scanning device mounted on a slide which is movable radially with respect to the turntable. The slide includes a body made of two thin plates which are parallel to each other and the direction of movement. The plates have patterns of raised portions which face each other. The plates are fixed to each other at locations where the raised portions contact each other.

REFERENCES:
patent: 3656015 (1972-04-01), Gillum
patent: 4147364 (1979-04-01), Nakatsuka
patent: 4602175 (1986-07-01), Castagna
patent: 4778028 (1988-10-01), Staley
patent: 4823219 (1989-04-01), Ueda et al.
patent: 4922477 (1990-05-01), Miura
patent: 4967293 (1990-10-01), Aruga et al.
patent: 5214630 (1993-05-01), Goto et al.

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