Patents by Inventor Reinhold Stotz

Reinhold Stotz 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).

  • Method and device for connecting sheet metal parts to form a laminated core
    Patent number: 9669611
    Abstract: The invention relates to a method for connecting sheet metal parts (4) to form a laminated core (11), wherein sheet metal parts (4) are separated, in particular punched, from a sheet metal strip (2) that has, at least in some areas, a layer having curable polymer adhesive (12), and the sheet metal parts (4) are preliminarily connected to form a laminated core (11), the preliminary connection comprising plasticizing the adhesive (12) at least in some areas and joining the sheet metal parts (4) in order to connect the sheet metal parts by means of the plasticized adhesive (12) of at least one of the sheet metal parts (4), and in a subsequent step the laminated core (11) having preliminarily connected sheet metal parts (4) is subjected to a curing of the adhesive (12). In order to create an advantageous connection between the sheet metal parts, the plasticizing of the adhesive (12) comprises the introduction of a softener (16), in particular H2O.
    Type: Grant
    Filed: November 4, 2011
    Date of Patent: June 6, 2017
    Assignee: Voestalpine Stahl GmbH
    Inventors: Martin Peruzzi, Ronald Fluch, Reinhold Stotz, Bernhard Strauss, Franz Dorninger
  • METHOD AND DEVICE FOR CONNECTING SHEET METAL PARTS TO FORM A LAMINATED CORE
    Publication number: 20130248100
    Abstract: The invention relates to a method for connecting sheet metal parts (4) to form a laminated core (11), wherein sheet metal parts (4) are separated, in particular punched, from a sheet metal strip (2) that has, at least in some areas, a layer having curable polymer adhesive (12), and the sheet metal parts (4) are preliminarily connected to form a laminated core (11), the preliminary connection comprising plasticizing the adhesive (12) at least in some areas and joining the sheet metal parts (4) in order to connect the sheet metal parts by means of the plasticized adhesive (12) of at least one of the sheet metal parts (4), and in a subsequent step the laminated core (11) having preliminarily connected sheet metal parts (4) is subjected to a curing of the adhesive (12). In order to create an advantageous connection between the sheet metal parts, the plasticizing of the adhesive (12) comprises the introduction of a softener (16), in particular H2O.
    Type: Application
    Filed: November 4, 2011
    Publication date: September 26, 2013
    Applicant: VOESTALPINE STAHL GMBH
    Inventors: Martin Peruzzi, Ronald Fluch, Reinhold Stotz, Bernhard Strauss, Franz Dorninger