Low diffusion disk drive breather vent

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Disk record

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Details

G11B 3314

Patent

active

RE0344974

ABSTRACT:
[A vent cap has] A low diffusion disk drive breather vent for communicating air between the interior and the exterior of a sealed disk drive housing through a vent passageway, a long, narrow air communication passage [covering the vent outlet of a sealed disk drive. The passage reduces] provided to reduce diffusion of water vapor [into the disk drive] through the passage.

REFERENCES:
patent: 3921849 (1975-11-01), Fernberg et al.
patent: 4036393 (1977-07-01), Neiman
patent: 4594626 (1986-06-01), Frangesh
patent: 4599670 (1986-07-01), Bolton
patent: 4620248 (1986-10-01), Gitzendanner
patent: 4631620 (1986-12-01), Oishi et al.
patent: 4633349 (1986-12-01), Beck et al.
patent: 4642715 (1987-02-01), Ende

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