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Locking device for floppy disk drives

  • US 4,907,111 A
  • Filed: 01/17/1989
  • Issued: 03/06/1990
  • Est. Priority Date: 11/09/1988
  • Status: Expired due to Term
First Claim
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1. A locking device for insertion in a disk drive of a Personal Computer (PC), such that when said device is locked in place, said disk drive is disabled;

  • said locking device comprising a diskholder assembly, a clamp cover assembly and a blank diskette;

    said diskholder assembly including a means for attaching said diskette to said diskholder;

    said diskholder assembly being attached to said diskette which is clamped by said disk drive and is acting as a support for said clamp cover assembly;

    said clamp cover assembly comprising a rectangular shaped clamp cover made of a non-ferrous metal or a suitable hard plastic and a barrel lock, said barrel lock operating a locking screw that mates with a tapped screw holder in said diskholder assembly;

    said clamp cover having bent surfaces that align with recessed surfaces of said diskholder assembly when said clamp cover assembly is moved into its locking position and when said locking screw is engaged in said tapped screw hole in said diskholder assembly in order to lock the device;

    said clamp cover having an opening formed in one end and sized to lie across the lever of said disk drive, preventing the lever from being rotated and opening said disk drive when said clamp cover assembly is tightened in position by rotation of a key in said barrel lock.

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