Method for protecting the production data for producing a product

US11662702B2 · kind B2 · utility

Assignee

• Siemens Aktiengesellschaft · DE

Inventors

• Omar Belhachemi · Munich, DE
• Rainer Falk · Poing, DE
• Christian Peter Feist · Ingolstadt, DE
• Kai Fischer · Amsterdam, NL
• Daniela Friedrich · Munich, DE
• Steffen Fries · Baldham, DE
• Markus Heintel · Munich, DE

Key dates

• Filing date: Nov 15, 2018
• Grant date: May 30, 2023
• Expiry date: Aug 19, 2039

Classification

• Technology area (CPC G): Physics
• CPC primary: G05B2219/36542
• WIPO field: Control
• WIPO sector: Instruments

Abstract

Provided is a method for producing a product by a machine tool, wherein the control information and/or production data of a machine tool, such as a milling machine, injection molding machine, welding robot, laser cutter or 3D printer, is protected or cryptographically encrypted such that unauthorized copying or modifying is prevented, including the steps: producing product by the machine tool taking into consideration control information which controls the production of the product; generating production data by the machine tool during production of the product, wherein the production data describes the production of the product; providing protection information to the machine tool, which indicates which of the production data is to be protected, and defines a protection method for the production data which is protected; and protecting that production data which, according to the protection information, is to be protected, by the protection method defined by the protection information.