Patents by Inventor Royce D. Johnson

Royce D. Johnson 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).

  • Method and apparatus for mass based dispensing
    Patent number: 7410623
    Abstract: A dispenser (200) dispenses an amount of concentrate in a container (204) using a diluent to form a use solution. A dispenser includes a housing (201). A product holder (210) is positioned to support the container (204) with the concentrate in the cavity of the housing. The product holder (210) carried by a scale (240), wherein weight of the concentrate is concerned. A moveable container holder (215) is moveable between a first position and a second position. The container holder is positioned between the housing (201) and the container (204). A cover (216) is operatively connected to the container holder (215) at a connection. A cam surface is adjacent the housing (201). The cover (216) has a cam (216d) for contacting the cam surface (201a), wherein when the cover (216) is moved from a closed position to an open position, the connection moves upward, thereby carrying the container holder (215) and the container (204) which are moved upward lifting the container (204) off of the product holder (210).
    Type: Grant
    Filed: May 11, 2004
    Date of Patent: August 12, 2008
    Assignee: Ecolab Inc.
    Inventors: Richard J. Mehus, Royce D. Johnson
  • Method and apparatus for mass based dispensing
    Publication number: 20040245284
    Abstract: A dispenser (200) dispenses an amount of concentrate in a container (204) using a diluent to form a use solution. A dispenser includes a housing (201). A product holder (210) is positioned to support the container (204) with the concentrate in the cavity of the housing. The product holder (210) carried by a scale (240), wherein weight of the concentrate is concerned. A moveable container holder (215) is moveable between a first position and a second position. The container holder is positioned between the housing (201) and the container (204). A cover (216) is operatively connected to the container holder (215) at a connection. A cam surface is adjacent the housing (201). The cover (216) has a cam (216d) for contacting the cam surface (201a), wherein when the cover (216) is moved from a closed position to an open position, the connection moves upward, thereby carrying the container holder (215) and the container (204) which are moved upward lifting the container (204) off of the product holder (210).
    Type: Application
    Filed: May 11, 2004
    Publication date: December 9, 2004
    Inventors: Richard J. Mehus, Royce D. Johnson