Patents Assigned to Sudbury Engineering Corporation
  • Racket
    Patent number: 4105205
    Abstract: A racket for tennis and the like in which the handle is provided with one or more rotatable beams of rectangular cross section for radically changing its stiffness, and which provides for vibration damping during impact with the ball by the inclusion of a vibration damping fluid in the cavity which houses the beams.
    Type: Grant
    Filed: September 22, 1976
    Date of Patent: August 8, 1978
    Assignee: Sudbury Engineering Corporation
    Inventors: Theodore P. Theodores, Lewis M. Smolin