公开(公告)号：US11492852B2

公开(公告)日：2022-11-08

申请号：US16061669

申请日：2016-12-14

Applicant: Smith International, Inc.

Inventor： Yahua Bao ,  John Daniel Belnap ,  Gregory Caron ,  Feng Yu ,  Cheng Peng ,  Michael David France ,  John Parker ,  Anatoliy Garan

IPC: E21B10/55 ,  E21B10/42 ,  E21B10/54 ,  E21B10/58 ,  E21B10/573 ,  E21B10/567 ,  E21B10/48 ,  B23P15/28

Abstract: A cutting device for use in a drill bit has a body including an ultrahard material. The body has a top surface, a front surface, and at least one lateral surface adjacent the top surface. The lateral surface is oriented at a surface angle relative to the top surface between 30 and 150 degrees. One or more locking features are located on the lateral surface.

公开(公告)号：US20180363384A1

公开(公告)日：2018-12-20

申请号：US16061669

申请日：2016-12-14

Applicant: Smith International, Inc.

Inventor： Yahua Bao ,  John Daniel Belnap ,  Gregory Caron ,  Feng Yu ,  Cheng Peng ,  Michael David France ,  John Parker ,  Anatoliy Garan

IPC: E21B10/567 ,  E21B10/58 ,  E21B10/573

Abstract: A cutting device for use in a drill bit has a body including an ultrahard material. The body has a top surface, a front surface, and at least one lateral surface adjacent the top surface. The lateral surface is oriented at a surface angle relative to the top surface between 30 and 150 degrees. One or more locking features are located on the lateral surface.