Patents by Inventor Unto Antero Lauren

Unto Antero Lauren 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: 3942786
    Abstract: After a cutter cutting sheets out of a travelling web has been arranged a pair of drive rollers rotated at a linear velocity at least equal to that of the web. The sheets are thrown by the pair of drive rollers and received and further delivered to a laying station by conveying means operated at a velocity lower than that of the drive rollers so as to cause the sheets to assume a partially overlapping relationship. After the drive rollers there is preferably arranged guide means for forcing the trailing edge of the sheet downward to enable the leading edge of the next sheet freely to pass over said trailing end.
    Type: Grant
    Filed: August 9, 1971
    Date of Patent: March 9, 1976
    Assignee: A. Ahlstrom Osakeyhtio
    Inventor: Unto Antero Lauren