Disk storage drive having a rotor mounted with a plurality of be

Details Disk storage drive having a rotor mounted with a plurality of be Disk storage drive having a rotor mounted with a plurality of be

1992-11-12

1995-02-28

Heinz, A. J.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

360 9908, 310 90, 384461, G11B 1708, F16C 1900, H02K 516

Patent

active

053942833

ABSTRACT:
A disk memory drive is presented having a stator and a rotor that is equipped with a centered hub, which hub has a surface onto which one or several hard disks are mountable. The bearing system between rotor and stator comprises two ball-bearings. The first ball-bearing is mounted between the rotor and stator a first distance from a rotational axis, and the second ball-bearing is mounted between the rotor and stator a second distance from the rotational axis, wherein the second distance is greater than the first distance.

REFERENCES:
patent: 2819127 (1958-01-01), Grobey
patent: 2979367 (1961-04-01), Mimset
patent: 3547503 (1970-12-01), Konet
patent: 3645083 (1972-02-01), Lohring et al.
patent: 3691542 (1972-09-01), Gabor
patent: 4292656 (1981-09-01), Fujioka
patent: 4833667 (1989-05-01), Castagna et al.
patent: 4920434 (1990-04-01), Brown et al.
patent: 5228845 (1993-07-01), Steele

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