BASE MEMBER AND METHOD OF MANUFACTURING THE SAME, SPINDLE MOTOR, AND HARD DISK DRIVE DEVICE

BASE MEMBER AND METHOD OF MANUFACTURING THE SAME, SPINDLE MOTOR, AND HARD DISK DRIVE DEVICE

A base member serving as a part of a housing of a hard disk drive device. The base member includes a base body being a cast product, a machined surface obtained by machining a part of the base body at a side of an interior of the housing, an impregnating agent filled into a casting cavity exposed at...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SUZUKI, Akihiko, AKAHORI, Tadashi
Format: Patent
Sprache:eng
Schlagworte:
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
PHYSICS
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Beschreibung
Zusammenfassung:A base member serving as a part of a housing of a hard disk drive device. The base member includes a base body being a cast product, a machined surface obtained by machining a part of the base body at a side of an interior of the housing, an impregnating agent filled into a casting cavity exposed at the machined surface, and a coating film covering a surface including the machined surface of the base body.