Patents by Inventor Franz Peirlberger

Franz Peirlberger 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).

  • Mold changing device in injection molding machine
    Patent number: 5580587
    Abstract: A rubber injection molding machine includes a mold rack, an injection position with lower and upper platens and an operator station. Rolling beams are mounted at opposite sides of the injection position and can be lifted and lowered. Between such beams is a mold carrier which can be moved in the rolling direction of the beams. The mold carrier grasps a clamping pin of a bottom half of the mold.
    Type: Grant
    Filed: April 28, 1994
    Date of Patent: December 3, 1996
    Assignee: Engel Maschinenbau Gesellschaft m.b.H.
    Inventors: Heinz Leonhartsberger, Friedrich Kuhberger, Franz Peirlberger