US Patent Issued to Arcam on March 25 for "Devices, systems, and methods for calibrating and maintaining a temperature of materials in an additive manufacturing build chamber" (Swedish Inventors)

ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,626, issued on March 25, was assigned to Arcam AB (Molnlycke, Sweden).

"Devices, systems, and methods for calibrating and maintaining a temperature of materials in an additive manufacturing build chamber" was invented by Tomas Lock (Laholm, Sweden) and Bjorn Lofving (Karna, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "Devices, systems, and methods for calibrating for an electron beam additive manufacturing system. The electron beam manufacturing system includes electron beam guns. A calibration system includes an optical pyrometer. The optical pyrometer captures thermal radiation emitted from raw material. An analysis component is communic...