ALEXANDRIA, Va., July 16 -- United States Patent no. 12,357,893, issued on July 15.
"Dynamic rowing machine" was invented by Brian J. Chisholm (Evanston, Ill.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dynamic rowing machine configured to simulate a motion of a rower working through a rowing motion of a rowing scull is provided. The dynamic rowing machine includes a stationary framework having one or more lifting profiles. Each of the lifting profiles has one or more segments forming a rising path and one or more segments forming a horizontally rearward path. The one or more segments forming the rising path and the one or more segments forming the horizontally rearward path form a continuous path. A dy...