Patents by Inventor Kenneth W. Stubbs

Kenneth W. Stubbs 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).

  • Solids collecting apparatus for a vacuum drain system
    Patent number: 4446016
    Abstract: An apparatus is provided for collecting solids out of a waste mixture of liquid and solids flowing in a vacuum drain system. The apparatus includes a self-actuating valve means for regulating the flow of waste mixture from a reservoir which accumulates the mixture into a separator where the mixture is differentiated into its solid and liquid parts. The liquid is drawn off through a drain assembly which is attched to the vacuum drain system. The apparatus further includes an indicator to indicate when a certain quantity of solids has been collected to the separator.
    Type: Grant
    Filed: March 16, 1983
    Date of Patent: May 1, 1984
    Assignee: Kenrod Enterprises
    Inventor: Kenneth W. Stubbs