An.cndot.isotropic damper

Details An.cndot.isotropic damper An.cndot.isotropic damper

1997-08-20

1999-06-29

Ramirez, Ramon O.

Supports

Resilient support

Including disabling means for resilient element

248621, 248638, F16M 1300

Patent

active

059156627

ABSTRACT:
To provide an an.isotropic damper using an elastic member having an E value two times or more larger than that of an elastic member for damping the vibration in the vertical direction to a portion for supporting the rotary part of an optical disk or the like and a mechanical chassis mounting an optical pickup and to the portion for damping the vibration in the planar direction, and comprising two types of elastic members for controlling the fluctuation in the relative distance between the optical pickup and the disk.

REFERENCES:
patent: 3813776 (1974-06-01), Frederickson et al.
patent: 4182138 (1980-01-01), McGuire
patent: 4976412 (1990-12-01), Simon et al.
patent: 5087491 (1992-02-01), Barrett
patent: 5102107 (1992-04-01), Simon et al.
patent: 5347507 (1994-09-01), Kuhn
patent: 5691037 (1997-11-01), McCutcheon et al.
patent: 5768249 (1998-06-01), Ro et al.

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