Air filter and circulation system for a hard disk drive

Details Air filter and circulation system for a hard disk drive Air filter and circulation system for a hard disk drive

1992-11-13

1994-04-26

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

G11B 1702

Patent

active

053072227

ABSTRACT:
A filter system for a hard disk drive which has a venturi that is actuated by rotation of the magnetic disk and which pumps internal air through a recirculation filter located within the disk drive. The drive unit also has a diffusion tube, desiccant and breather filter coupled to the ambient by a breather port in the housing of the disk drive.

REFERENCES:
patent: 4363057 (1982-12-01), Siverling et al.
patent: 4863499 (1989-09-01), Osendorf

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