Patents by Inventor Teresa M. Cole

Teresa M. Cole 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: 6138537
    Abstract: A multi-tip tool includes a push button assembly, a cylinder assembly having a plurality of chambers for receiving working tips, and a drive shaft. The drive shaft is coupled to the cylinder assembly for longitudinal movement through a chamber and transverse movement relative to the cylinder. The drive shaft is movable transversely between an engaged position and a disengaged position and longitudinally between the engaged position and a replacement position. The cylinder assembly includes a central conduit, the plurality of chambers being arranged circumferentially around the central conduit, and a plurality of passages connecting the plurality of chambers with the central conduit. The drive shaft is movable through one of the plurality of passages between the engaged position and the replacement position. The multi-tip tool further includes a push button assembly coupled to the cylinder assembly.
    Type: Grant
    Filed: June 4, 1999
    Date of Patent: October 31, 2000
    Inventor: Teresa M. Cole