Patent ID: 7950208
Filing Date: 2011-05-31
Classification: B29C,B29K,B29L,B65B

Abstract:
1. A sealing jaw for producing sealed packages of a food product from a tube of packaging material, and comprising: first jaw and second jaw; said first jaw comprising a main body and a supporting body, and said main body comprising a first work surface and first and second cavities; said second jaw comprising a second work surface, said first and second work surfaces interacting with one another to grip and perform a sealing operation on said packaging material, one of said jaws defining an anvil, and the other of said jaws defining heating means which interact with said anvil to form a sealing strip; connecting means for connecting said first surface to said supporting body; and said connecting means comprising a pair of spaced apart pivots each positioned in said respective cavity in the main body, each pivot possessing a curved third outer surface made of rigid material and each said cavity possessing a curved fourth surface made of rigid material, and each of the third curved surfaces cooperating mutually with a respective one of the fourth curved surfaces to allow said first surface to oscillate with respect to said supporting body when gripping said packaging material prior to performing said sealing operation.