Patents by Inventor Raymond Lechevallier

Raymond Lechevallier 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: 3957412
    Abstract: The present invention concerns a cupping machine for producing containers thermoplastic film and comprising a device for placing a tape-like strip in a mold, in the frame of which machine are disposed a holder for a roll of thermoplastic film, means for moving this film, a heating device and a shaping apparatus which comprises at least one row of molds, which are displaceable at right angles to the plane of the film, extend over the entire width of the film, and, after the film has been heated, are pressed towards a male half having first-stage shaping mandrels and disposed on the other side of the film, the containers being finally formed by means of a pressure media and, at the same time, the tape-like strips, brought into the molds, being sealed onto the container, in which machine there are provided devices for introducing the tape-like strip directly into the molds.
    Type: Grant
    Filed: December 11, 1974
    Date of Patent: May 18, 1976
    Assignee: Ste. D'Application Plastique, Mecanique et Electronique Plastimecanique
    Inventor: Raymond Lechevallier