US 12,377,613 B2
Sonotrode having coated inlet portion
Raquel Roussel-Garcia, Pforzheim (DE); Robin Alexander Bode, Pforzheim (DE); and Tobias Rosenkranz, Ettlingen (DE)
Assigned to HERRMANN ULTRASCHALLTECHNIK GMBH & CO. KG, Karlsbad (DE)
Appl. No. 18/275,904
Filed by HERRMANN ULTRASCHALLTECHNIK GMBH & CO. KG, Karlsbad (DE)
PCT Filed Mar. 2, 2022, PCT No. PCT/EP2022/055215
§ 371(c)(1), (2) Date Aug. 4, 2023,
PCT Pub. No. WO2022/184750, PCT Pub. Date Sep. 9, 2022.
Claims priority of application No. 102021105265.3 (DE), filed on Mar. 4, 2021.
Prior Publication US 2024/0116253 A1, Apr. 11, 2024
Int. Cl. B29C 65/08 (2006.01); B29C 65/00 (2006.01)
CPC B29C 66/81422 (2013.01) [B29C 65/08 (2013.01); B29C 66/8122 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A sonotrode for ultrasonic processing of a material, comprising:
a sealing surface intended to come into contact with the material to be processed,
a rear surface opposite the sealing surface, and
a circumferential lateral surface connecting the sealing surface to the rear surface,
wherein the lateral surface has two side surfaces arranged substantially parallel to one another and two end surfaces arranged substantially parallel to one another, and
wherein the sealing surface has a convexly curved inlet section which adjoins the lateral surface, and wherein the sealing surface has a coating at least in a section.