ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,892, issued on May 12, was assigned to Thought3D Ltd. (Swieqi, Malta).
"Filament drying system" was invented by Keith Azzopardi (Birkirkara, Malta) and Edward Borg (Hal Ghaxaq, Malta).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system (27) arranged to dry a filament (5) used in additive manufacture, the system (27) comprising: a first heater (55) arranged to heat air; a tubing section (29) having a wall (31) defining an enclosed passage (33), the passage (33) arranged to convey a filament (5), the tubing section (29) having an air inlet (51) for providing heated air from the first heater (55) into the passage (33); and a second heater (59) arrang...