US 12,378,746 B2
Cutting wheel assembly for a slurry wall cutter
Roland Widmann, Unlingen (DE); and Johannes Halder, Ertingen (DE)
Assigned to Liebherr-Components Biberach GmbH, Biberach an der Riss (DE)
Filed by Liebherr-Components Biberach GmbH, Biberach an der Riss (DE)
Filed on Aug. 5, 2021, as Appl. No. 17/444,509.
Application 17/444,509 is a continuation of application No. PCT/EP2020/054342, filed on Feb. 19, 2020.
Claims priority of application No. 20 2019 101 004.5 (DE), filed on Feb. 21, 2019; and application No. 20 2019 102 438.0 (DE), filed on Apr. 30, 2019.
Prior Publication US 2022/0064897 A1, Mar. 3, 2022
Int. Cl. E02F 3/20 (2006.01); E02D 17/13 (2006.01); E02F 3/18 (2006.01); E02F 3/24 (2006.01); E02F 5/08 (2006.01)
CPC E02F 3/241 (2013.01) [E02D 17/13 (2013.01); E02F 3/188 (2013.01); E02F 5/08 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A cutting wheel assembly for a slurry wall cutter having a cutter hub and a cutting wheel that is releasably fastened to the cutter hub in a rotationally fixed manner, wherein the cutter hub is rotatingly drivable, wherein an end face of the cutter hub and an end face of the cutting wheel are placeable against one another via axial clampers, wherein the axial clampers are configured for axial tensioning of the end face of the cutting wheel and the end face of the cutter hub against one another, wherein the end face of the cutter hub and the end face of the cutting wheel have shape matched connectors that are rotationally fixedly engageable with one another, wherein the shape matched connectors comprise end toothed arrangements, and wherein the end toothed arrangements of the cutter hub and the cutting wheel each have tooth groups arranged in a circumferential direction spaced apart from one another.