ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,709, issued on July 15, was assigned to Liftwave Inc. (Somerville, Mass.).
"High reduction belt-driven linear actuator" was invented by Blake Sessions (Boston).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are methods, systems, and components for the design of a flat belt based block and tackle design that is theoretically free of fleet angles. A mapping technique forms a set of planar positions for the centerlines of the free spans that provides a plurality of sheave geometries, which reside on a common axis and spans that are free of fleet angles at the sheave engagement interfaces. This permits the use of high-performing flat bel...