ALEXANDRIA, Va., April 21 -- United States Patent no. 12,605,887, issued on April 21, was assigned to RTX Corp. (Farmington, Conn.).
"Adaptive control for powder fusion" was invented by David Ulrich Furrer (Marlborough, Conn.) and Sergei F. Burlatsky (West Hartford, Conn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A powder processing machine includes a work bed, a powder deposition device operable to deposit layers of powder in the work bed, an energy beam device operable to emit an energy beam with a variable beam power and scan the energy beam in a path across the powder in the work bed with a variable beam scan rate to melt and fuse regions of the powder, a sensor operable to detect process characteri...