Invention Application
- Patent Title: HEALING ENERGY BEAM FOR SMOOTHENING SURFACE IRREGULARITIES IN WELD JOINTS
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Application No.: US17338001Application Date: 2021-06-03
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Publication No.: US20220388096A1Publication Date: 2022-12-08
- Inventor: Hui-ping Wang , Joshua Lee Solomon , Zixuan Wan , Nannan Chen , Scott A. Hooker
- Applicant: GM Global Technology Operations LLC , Penn State Research Foundation
- Applicant Address: US MI Detroit; US PA University Park
- Assignee: GM Global Technology Operations LLC,Penn State Research Foundation
- Current Assignee: GM Global Technology Operations LLC,Penn State Research Foundation
- Current Assignee Address: US MI Detroit; US PA University Park
- Main IPC: B23K26/354
- IPC: B23K26/354 ; B23K26/082 ; B23K26/06 ; B23K9/013 ; B23K15/08

Abstract:
A method for healing surface irregularities in a weld joint includes generating a healing energy beam by a focused energy device, where the healing energy beam includes a predefined energy density. The method also includes scanning the healing energy beam along at least a portion of a periphery of the weld joint, where the weld joint includes at least an upper layer and a lower layer. The method also includes melting less than half a thickness of the upper layer of the weld joint. The predefined energy density of the healing energy beam is based on the thickness of the upper layer of the weld joint.
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