摘要 |
The invention relates to an ultrasound horn comprising a fixing section ( 1 a), a sealing section ( 1 c) and a transfer section ( 1 b) extending therebetween, one or more elongate recesses ( 3, 4 ) being formed at least in the transfer section ( 1 b), and said recesses ( 3, 4 ) extending in a direction (A) between the fixing section ( 1 a) and the sealing section ( 1 c). Said recesses ( 3, 4 ) have a rounding-off encompassing, along the rounding-off, at least a first portion ( 5 a, 7 a) with a first radius of curvature, a second portion ( 5 b, 7 b) with a second radius of curvature and a third portion ( 5 c, 7 c) with a third radius of curvature. The invention also relates to a novel forming of the transfer section ( 1 b) and recesses ( 9, 10 ) at the ends of the sealing section ( 1 c). |