Patent ID: 9085024
Filing Date: 2015-07-21
Classification: B21D,B25B,Y10T

Abstract:
1. A method for press-joining a tubular or hose-shaped workpiece with a fitting and/or a ferrule, comprising: providing at least three outer pressing members arranged circumferentially next to each other to form an outer linkage; providing a plurality of inner pressing members arranged circumferentially next to each other and connected to each other to form an inner linkage, said inner pressing members are connected to each other by a plurality of linkage parts to form said inner linkage, two of said linkage parts being pivotable relative to each other; pivoting said linkage parts relative to each other in order to form said inner linkage; mounting said inner linkage within said outer linkage, wherein said inner linkage is formed prior to said mounting; directly acting on said outer linkage with a pressing force, such that said pressing force is transmitted onto the inner linkage, wherein each of said plurality of outer pressing members transmits pressing force to three or more of said inner pressing members.