Patents by Inventor David L. Okon

David L. Okon 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).

  • Sealing assembly with rotatable collar
    Patent number: 4444402
    Abstract: A high pressure sealing assembly for a device having a rotatable shaft. The assembly includes a stationary seal member associated with the device which has an opening generally conforming to the rotatable shaft, a rotatable seal member adapted to be mounted on the rotatable shaft to engage and cooperate with the stationary seal member, and a rotatable seal collar adapted to be mounted on the rotatable shaft to engage and cooperate with the rotatable seal member. With this arrangement, the rotatable seal collar cooperates with the rotatable shaft to maintain the rotatable seal member in engagement with the stationary seal member.
    Type: Grant
    Filed: July 21, 1982
    Date of Patent: April 24, 1984
    Inventors: Jesse W. Escue, David L. Okon