In reference to the patent: WO2016054751A1
What, in this claim is different from the following? (same applicant...extending life of the patent?) Integral joining Grant US7160405B2 Marcel Aeschlimann Woodwelding Ag Priority 1999-06-18 • Filing 2004-11-19 • Grant 2007-01-09 • Publication 2007-01-09 A method for joining bodies by melting down a joining element. The joining element acts on a surface of one of the bodies and penetrates the surface as a result of a directed force. Once in a penetrated condition, a mechanical excitation …