Miniature disk drive with dynamic head loading with skewed lifti

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

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G11B 554

Patent

active

054869641

ABSTRACT:
Disclosed is a disk drive information storage device having a housing and a disk means for recording and reproducing information. The disk drive information storage device utilizes an actuator comprising a body portion supported by the housing for rotation about an axis, and a load beam connected to the body portion for rotation of a first end of the load beam in a plane substantially parallel to a surface of the disk means. The load beam includes an elongated lift tab having a free end which extends beyond the first end of the load beam, with the lift tab extending along an axis which is skewed from the centerline of the load beam. A slider body including a transducer for recording and reproducing information from the disk is supported by the load beam at a position intermediate the first end of the load beam and the axis of rotation of the body portion. A cam assembly is provided on the housing adjacent to the edge of the disk means, the cam assembly including a cam surface positioned in operative relationship with the lift tab. In one embodiment, the housing has a first external dimension of about 51 mm. In another embodiment, the disk means has a diameter in the range of from about 45 mm to about 50 mm.

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