Patents by Inventor Zack D. Reynolds

Zack D. Reynolds has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Spindle system for a disk drive
    Patent number: 5430590
    Abstract: A spindle system is comprised or a journal and thrust air bearing. The journal bearing; has two sets of opposing groove areas. The thrust air bearing has two sets of spiral grooves. The thrust air bearing is gimballed to compensate for misaligment. A bias contact member is connected to the rotating member along the axis of rotation and provides electrical grounding, The spindle system is especially applicable to mounting recording disks in a data storage disk drive.
    Type: Grant
    Filed: February 14, 1994
    Date of Patent: July 4, 1995
    Assignee: International Business Machines Corporation
    Inventors: Norman G. Ainslie, David W. Albrecht, James W. Berberich, Daniel W. Chapman, Mats A. Engwall, Richard E. Mach, Zack D. Reynolds
  • Spindle system for a disk drive
    Patent number: 5328272
    Abstract: A spindle system is comprised of a journal and thrust air bearing. The journal bearing has two sets of opposing groove areas. The thrust air bearing has two sets of spiral grooves. The thrust air bearing is gimballed to compensate for misalignment. A bias contact member is connected to the rotating member along the axis of rotation and provides electrical grounding. The spindle system is especially applicable to mounting recording disks in a data storage disk drive.
    Type: Grant
    Filed: December 23, 1991
    Date of Patent: July 12, 1994
    Assignee: International Business Machines
    Inventors: Norman G. Ainslie, David W. Albrecht, James W. Berberich, Daniel W. Chapman, Mats A. Engwall, Richard E. Mach, Zack D. Reynolds