Sealed DASD having humidity control and method of making same

Details Sealed DASD having humidity control and method of making same Sealed DASD having humidity control and method of making same

1994-05-24

1995-02-21

Nelms, David C.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

G11B 3314

Patent

active

053921771

ABSTRACT:
A sealed direct access storage device wherein a head is positioned for interaction with a storage medium in which the relative humidity is controlled by placing a predetermined amount of desiccant and a predetermined amount of water in the sealed volume of the device. At any given steady state temperature within a predetermined operating range the water vapor within the free space within the device and the water contained in the desiccant are in equilibrium and the relative humidity is controlled within acceptable limits.

REFERENCES:
patent: 4307425 (1981-12-01), Kaneko et al.
patent: 4556969 (1985-12-01), Treseder et al.
patent: 4620248 (1986-10-01), Gitzendanner
patent: 4642715 (1987-02-01), Ende
patent: 4684510 (1987-08-01), Harkins
patent: 4789913 (1988-12-01), Gregory et al.
patent: 4831475 (1989-05-01), Kakuda et al.
patent: 4831476 (1989-05-01), Branc et al.
patent: 4863499 (1989-09-01), Osendorf
patent: 5148337 (1992-09-01), Cullen et al.

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