Patents by Inventor Rolf Schildt

Rolf Schildt 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).

  • Washing and cleaning system on a packing machine
    Patent number: 4989392
    Abstract: A washing and cleaning system in a packing machine which manufactures filled packing containers from tubular container cases, wherein the packing machine includes a housing, a plurality of stations located in the housing, and a conveyor for conveying the cases from station to station. The washing and cleaning system includes a guide bar, a slider slidably mounted on the guide bar, a plurality of nozzles mounted on the slider and at least one vessel containing cleaning and washing fluid for supplying cleaning and washing fluid to the nozzles.
    Type: Grant
    Filed: December 6, 1989
    Date of Patent: February 5, 1991
    Assignee: Tetra Pak Holdings & Finance S.A.
    Inventors: Christer Lindgren, Rolf Schildt