Dragon Nails, Inc.

Spyderco, Inc.

Bram M Frank

A locking mechanism for a folding knife or tool with a handle having a cavity defined within the handle; a knife or tool blade having a heel-butt end with a female puzzle cavity portion cut out of a rear side of the heel-butt end, and the heel-butt end being rotationally interconnected to the front end of the handle wherein the knife or tool blade travels between an extended position and a closed position within the handle cavity; and a matching male puzzle portion at an end of a tang portion configured for engaging snugly and interconnectively with the female puzzle cavity portion at the heel-butt of the blade.

Folding knife with puzzle piece locking mechanism

Tactical knife

A multi-purpose self defense tool is provided which can be used for pinching an opponent, delivering a blow and/or as a kinetic opening folding knife by positioning a pointed hump located on the non-cutting edge of the blade against an object or the body of an opponent and dragging the tool in a rapid motion.

Growing community of inventors

Clearwater, FL, United States of America

Bram M Frank