Patents by Inventor John H. Rhoad

John H. Rhoad 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: 3961925
    Abstract: A portable, self-contained, refrigerated storage and transportation container for preserving perishable commodities includes an insulated storage chamber for the perishable commodities. A recirculating liquid cooling system is provided within the container and includes conduit and nozzle means disposed within the storage chamber adapted to spray a liquid coolant, such as chilled brine, directly onto the perishable commodities to maintain them at a uniform cool temperature. The sprayed liquid coolant is collected in the bottom portion of the storage chamber. A closed refrigeration system is also provided within the container and includes, in part, heat exchange means disposed within the bottom portion of the storage chamber for cooling the sprayed liquid coolant which has collected there.
    Type: Grant
    Filed: December 16, 1974
    Date of Patent: June 8, 1976
    Inventor: John H. Rhoad