Patent Number: 6,254,375

Title: Matrix and process for the production of a package trough having an undercut

Abstract: The present invention relates to a matrix for the production of a package trough having at least one undercut, consisting of a bottom part, side parts oriented transversely and side parts oriented parallel to the direction of package trough feed, wherein at least one side part oriented parallel to the direction of feed serves as a mold for the undercut, and wherein said side part is fixed in its spatial position in relation to the machine frame whereas the other parts of the matrix can be displaced vertically downwards.

Inventors: Thomas; Ulrich (Breidenbach-Oberdieten, DE), Blocher; Rolf (Breidenbach, DE), Inverardi; Celestino (Corzano, IT)

Assignee: Tiromat Kramer & Grebe GmbH & Co., KG

International Classification: B29C 51/18 (20060101); B29C 51/20 (20060101); B65B 9/00 (20060101); B65B 9/04 (20060101); B65B 47/00 (20060101); A01J 021/00 (); B65B 047/02 ()

Expiration Date: 07/03/2018