ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,193, issued on Feb. 24, was assigned to PHILLIPS SCREW COMPANY (Amesbury, Mass.).
"Stick fit fastener recess system" was invented by Gary Dilling (Fitchburg, Mass.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments described herein provide a fastener system having straight walled driving surfaces that provides a reliable stick fit feature, while also improving stability of engagement between the system components. A feature of the new system is to allow stick fit engagement of existing standard straight walled drivers in the new system."
The patent was filed on Sept. 7, 2022, under Application No. 17/939,003.
*For further informati...