ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,046, issued on April 14.
"Auto opening folding knife blade engagement lock" was invented by Andrew Demko (Wampum, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An auto opening folding knife having a blade pivoted from a closed position to a spring urged release open locked position with a combined self-activating sliding auto release and locking arm. The sliding auto release and locking arm is mounted within the knife handle on dual fixed guide and pivot pins within respective arm openings being spring urged there against. Arm positional projections are engaged on a modified blade shank during operation moving the locking arm back and up then ...