Patents by Inventor Corwin L. Namken

Corwin L. Namken 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: 5039837
    Abstract: Disclosed herein a plasma torch that includes a torch body that at its upstream portion is adapted for being removably retained in a plurality of laterally adjusted positions by one lateral end position of a handle. The opposite end of the torch body is joined to the head to extend at an obtuse angle. The head includes an adaptor and an electrode having axial portion coaxially arranged to an air tube and at least parts of the combination of the torch shell and the nozzle to provide a cooling air path to flow downwardly through the tube, thence upwardly around the tube and thence downwardly to primarily discharge downwardly through the shell and in part through the nozzle. A stand and holder are mounted on the shell to hold the nozzle spaced from the cutting surface. The handle has a pair of switches connected in series and positioned to prevent accidently starting the cutting operation, i.e.
    Type: Grant
    Filed: February 23, 1990
    Date of Patent: August 13, 1991
    Assignee: Tescom Corporation
    Inventors: Farhad Nourbakhsh, Corwin L. Namken