Resonance dampening actuator bearing assembly

Details Resonance dampening actuator bearing assembly Resonance dampening actuator bearing assembly

1998-08-14

2000-12-19

Letscher, George J.

Dynamic magnetic information storage or retrieval

Head mounting

For shifting head between tracks

G11B 555

Patent

active

061634417

ABSTRACT:
An improved pivot mechanism for a disc drive actuator assembly, the actuator assembly having an E-block which supports an array of read/write heads in reading and writing data relationship to a plurality of data discs, the actuator assembly having a bearing cartridge that rotatably supports the E-block and is receivingly disposed within a bore of the E-block and fixed therein by a tolerance ring interposed in the bore between the bearing cartridge and the E-block. The bearing cartridge has a hollow sleeve that supports the tolerance ring on an outer diameter thereof, and furthermore supports a damping member on the inner diameter thereof. The damping member is attached to the sleeve by a selected damping material.

REFERENCES:
patent: 4447493 (1984-05-01), Driscoll et al.
patent: 5315465 (1994-05-01), Blanks
patent: 5491598 (1996-02-01), Stricklin et al.
patent: 5930071 (1999-07-01), Back
patent: 6038105 (2000-03-01), Wood et al.

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