公开(公告)号：US11236485B2

公开(公告)日：2022-02-01

申请号：US16579130

申请日：2019-09-23

Applicant: Caterpillar Inc.

Inventor： David B. Parzynski, Jr. ,  Thomas Marshall Congdon ,  George Maska

IPC: B22D19/04 ,  E02F3/815

Abstract: A cutting edge assembly is disclosed. The cutting edge assembly may include an attachment element configured to be attached to a work tool of a machine, wherein the attachment element is formed from a first metal alloy, and wherein the attachment element includes a plurality of retention structures that extend from an attachment end of the attachment element toward a cutting edge end of the attachment element. The cutting edge assembly may include a wear element configured to form a cutting edge of the work tool, wherein the wear element is formed from a second metal alloy that is different from the first metal alloy, and wherein the wear element is cast over the plurality of retention structures to bond the wear element to the attachment element.