ALEXANDRIA, Va., June 16 -- United States Patent no. 12,306,018, issued on May 20.
"Material testing apparatus having vibration mitigation" was invented by Kent Vilendrer (Eden Prairie, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A material testing apparatus of the present invention may be used as a stand-alone tester coupled to a single environmental chamber. Alternatively, a plurality of material testing apparatus of the present invention may be coupled to a common frame to form a multi-station material testing system. The material testing apparatus of the present invention includes a linear actuator that provides a repetitive linear load or displacement on an object or specimen while canceling vi...