Invention Grant
- Patent Title: Method and system for operating a metal drop ejecting three-dimensional (3D) object printer to compensate for drop size variations
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Application No.: US16589969Application Date: 2019-10-01
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Publication No.: US11886759B2Publication Date: 2024-01-30
- Inventor: David A. Mantell , Christopher T. Chungbin , Daniel R. Cormier , Scott J. Vader , Zachary S. Vader , Viktor Sukhotskiy , Raja Bala , Walter Hsiao
- Applicant: Xerox Corporation , Palo Alto Research Center Incorporated
- Applicant Address: US CT Norwalk
- Assignee: Xerox Corporation
- Current Assignee: Xerox Corporation
- Current Assignee Address: US CT Norwalk
- Agency: Maginot Moore & Beck LLP
- Main IPC: G06F3/12
- IPC: G06F3/12 ; B33Y50/00 ; G06N20/00 ; B22D23/00 ; G05B19/19 ; G05B19/4099 ; B22F10/22 ; B22F12/90 ; B22F10/31 ; B22F10/85 ; B33Y30/00 ; G06F119/18 ; G06F30/00 ; B22F12/00 ; B22F12/33 ; B22F10/32

Abstract:
A method operates a three-dimensional (3D) metal object manufacturing system to compensate for displacement errors that occur during object formation. In the method, image data of a metal object being formed by the 3D metal object manufacturing system is generated prior to completion of the metal object and compared to original 3D object design data of the object to identify one or more displacement errors. For the displacement errors outside a predetermined difference range, the method modifies machine-ready instructions for forming metal object layers not yet formed to compensate for the identified displacement errors and operates the 3D metal object manufacturing system using the modified machine-ready instructions.
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