Dynamic optical information storage or retrieval – Particular cabinet structure for optical media – Environmental control
Reexamination Certificate
2008-05-27
2008-05-27
Chen, Tianjie (Department: 2627)
Dynamic optical information storage or retrieval
Particular cabinet structure for optical media
Environmental control
Reexamination Certificate
active
07380253
ABSTRACT:
In a recording disk drive apparatus including, a chassis including a chassis body, a spindle motor fixed to the chassis body to support and rotationally drive a recording disk, and a head supported on the chassis body to be movable on the chassis body in a radial direction of the recording disk so that an information is recorded into the recording disk and/or read from the recording disk through the head, a base member on which the chassis is supported, and an elastic member through which the chassis is supported on the base member so that a vibration transmitted from the chassis is absorbed at least partially by an elasticity of the elastic member, the chassis includes a counter member elastically supported on the chassis body with a spring constant for the counter member in which spring constant the counter member is elastically movable with respect to the chassis body.
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Fukagawa Yoshihiro
Hamaie Seiji
Ibe Makoto
Katou Seiichi
Kimura Kuniyuki
Chen Tianjie
Hitachi , Ltd.
Townsend and Townsend / and Crew LLP
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