Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the head
Reexamination Certificate
2007-11-27
2007-11-27
Korzuch, William R. (Department: 2627)
Dynamic magnetic information storage or retrieval
Automatic control of a recorder mechanism
Controlling the head
C360S069000, C360S100100, C073S489000
Reexamination Certificate
active
11282673
ABSTRACT:
A falling sensor is provided, which detects a falling of a magnetic disk drive or an information processing device installed with said magnetic disk drive and which is effective for avoiding physical damages of magnetic heads and magnetic disk media. The magnetic disk drive or the information processing device, include an unload mechanism moving or evacuating said magnetic head from a surface of said magnetic disk media, and a falling sensor comprising a conductive flexible beams9or members having a compatible function, a conductive weight10supported by these beams and a conductive wall11arranged to be made contact or non-contact with said weight10. The sensor can detect a falling of the magnetic disk drive or the information processing device which is typically a notebook personal computer installing with the magnetic disk drive, and evacuate the magnetic head by the unload mechanism. The conductive wall11can be formed as a tubular member.
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Ishikawa Masatoshi
Ito Tatsuya
Nishimura Yuji
Okumura Tadashi
Takahashi Tsuyoshi
Hitachi Global Storage Technologies Japan Ltd.
Kenyon & Kenyon LLP
Olson Jason
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