Patents by Inventor James L. Daubert

James L. Daubert 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).

  • Linear guideway arrangement
    Patent number: 5915840
    Abstract: A linear guideway arrangement is provided by upper and lower guide bars held in a spaced apart parallel relationship by a series of locator blade pieces having end contours engaging the inside surfaces of the guide bars. Upper and lower rollers sets are mounted to a holder member, the rollers in each set engaging the upper and lower surfaces of the guidebars to provide low friction rolling support for a structure mounted to the holder member.
    Type: Grant
    Filed: October 20, 1994
    Date of Patent: June 29, 1999
    Assignee: Knight Industries, Inc.
    Inventors: James Zaguroli, Jr., James M. Weitz, James L. Daubert