ALEXANDRIA, Va., July 3 -- United States Patent no. 12,343,940, issued on July 1, was assigned to MUHLBAUER TECHNOLOGY GMBH (Hamburg, Germany).
"Apparatus for cleaning printed 3D objects" was invented by Jens Trager (Hetlingen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to: an apparatus (1) for the post-cleaning of 3D objects (90), which are printed from a light-curing resin formulation and comprise uncured residues of the resin formulation which adhere to the surface and have non-translucent and insoluble particles; and the use of a corresponding apparatus. The apparatus (1) comprises a cleaning chamber (2), which can be filled with a liquid cleaning agent (20) and has an a...