Disk drive having a lifting member

Details Disk drive having a lifting member Disk drive having a lifting member

1994-07-22

1996-09-03

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

G11B 554, G11B 2122

Patent

active

055529488

ABSTRACT:
A disk drive for recording data on and/or reproducing data from a disk including a base provided with a top opening and a front opening, a cassette guide member housed in the base, the cassette guide member being supported so as to be freely movable upward and downward between an upper position, where the disk is to be installed on or removed from the disk driver, and a lower position, where the disk is to be loaded at a predetermined loading position, a head unit housed in the base and having a head for recording data on and/or reproducing data from the disk, and a head arm having first and second end portions, the first end portion supporting the head, a carriage supporting the second end portion of the head arm on one end thereof, a lifting mechanism provided on the cassette guide member for elevating and lowering the head arm, the lifting mechanism comprising an upper surface of the cassette guide member, and a resilient member connected on one end thereof to the head arm and on another to the carriage, the head being movable upward and downward relative to the carriage. The head arm has a lifter portion having a contact surface, the contact surface contacting the upper surface of the cassette guide member and controlling an angle of the head arm relative to the cassette guide member when the head arm is moved to the upper position by the lifting mechanism.

REFERENCES:
patent: 4604666 (1986-08-01), Kitahara et al.
patent: 4750065 (1988-06-01), Masaki et al.
patent: 5196975 (1993-03-01), Inoue

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