Patent ID: 8882958

Claim:
A device for welding profiled parts ( 8 ), especially plastic profiled parts, comprising: a first profile contact ( 2 ) for contacting a first profiled part ( 8 ); a second profile contact ( 3 ) for contacting a second profiled part ( 8 ) wherein the first profile contact ( 2 ) and the second profile contact ( 3 ) are movable to position the first profiled part ( 8 ) and second profiled part ( 8 ) into a target welding position; and at least one welding head ( 1 ) having at least one heating element for softening or melting the profiled parts that is positioned autonomously or automatically in the target welding position ( 6 ) relative to another welding head ( 9 ) within a tolerance area ( 5 ) around the target welding position ( 6 ) as a function of at least one dimensional deviation displayed by at least one of the profiled parts ( 8 ).