Patents by Inventor Warren Bosworth

Warren Bosworth 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).

  • Patent number: 4366958
    Abstract: An apparatus for use in stringing rackets comprising a support structure including a pedestal having a base portion with a weighted foot pedal pivotally attached thereto, a racket supporting portion attached to the upper end of the support portion, a string clamp mechanism operatively connected to the foot pedal, the clamp mechanism including clamp members for engaging and clamping a length of string extending therebetween, a clamp support member mounted adjacent to the racket supporting portion, a string clamp assembly including a pair of members having portions for engaging a length of string extending therebetween, a member pivotally connecting the pair of members, a spring between the clamp members biasing said string engaging portions apart, and a clamp operator member movable between an open position whereby a length of string can be moved between the string engaging portions and a closed position in which the string engaging portions move into clamping positions.
    Type: Grant
    Filed: June 23, 1980
    Date of Patent: January 4, 1983
    Assignee: Tennis Machines, Inc.
    Inventor: Warren Bosworth