Slider control device for disk player

Details Slider control device for disk player Slider control device for disk player

1989-10-04

1990-10-16

Levy, Stuart S.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Having power driven transducer assembly

369219, 369 33, 369 32, 358342, G11B 1730, G11B 1722, H04N 576

Patent

active

049641115

ABSTRACT:
A slider control device in a disk player wherein normal speed information in each operation; mode of the slider, holding a pickup, is stored in a memory beforehand and the moving speed of the slider in each operation mode is detected and compared with the normal speed. The driving source of the slider is controlled according to the result of comparison. With this arrangement, even when the slider is driven at a high speed using, for example, a linear motor as a driving source for the slider, it is possible to execute secure speed control.

REFERENCES:
patent: 4316143 (1982-02-01), Castle
patent: 4366564 (1982-12-01), de Haan et al.
patent: 4481613 (1984-11-01), Yokota
patent: 4679181 (1987-07-01), Naito
patent: 4731771 (1988-03-01), Maeda et al.
patent: 4835752 (1989-05-01), Nakatsu et al.
patent: 4887254 (1989-12-01), Nakatsu et al.

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