US 12,220,893 B2
Crepe blade
Joerg Kossmann, Essen (DE); Arne Gerhardt, Duisburg (DE); Eugen Gorbatschewski, Kamp-Lintfort (DE); and Mariusz Gilla, Moers (DE)
Assigned to CLOUTH SPRENGER GMBH, Hückeswagen (DE)
Appl. No. 17/776,607
Filed by CLOUTH SPRENGER GMBH, Hückeswagen (DE)
PCT Filed Aug. 28, 2020, PCT No. PCT/EP2020/074083
§ 371(c)(1), (2) Date May 13, 2022,
PCT Pub. No. WO2021/121687, PCT Pub. Date Jun. 24, 2021.
Claims priority of application No. 102019134982.6 (DE), filed on Dec. 18, 2019.
Prior Publication US 2022/0396048 A1, Dec. 15, 2022
Int. Cl. B31F 1/14 (2006.01); D21G 3/04 (2006.01)
CPC B31F 1/145 (2013.01) [D21G 3/04 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A creping blade comprising:
a blade-shaped steel body that has a cutting edge juxtaposable with a drying cylinder and that merges with an end face forming a counter-edge, wherein grooves are formed in the end face and are spaced from one another; and
an antiwear layer between the cutting edge and a side face of the body turned toward the drying cylinder, wherein the antiwear layer forms the cutting edge, and wherein the grooves are formed both in the body and in the antiwear layer.