US Patent 7284329 Folding knife with cantilevered retainer

A folding knife having a handle and a blade pivotally attached to the handle for pivoting between a retracted position and an extended position. A cantilever member is connected to the handle, and the cantilever member includes a free end. The blade includes a first stop and a second stop, and the first stop and the cantilever member are configured such that upon the blade being in the retracted position, the free end of the cantilever member bears against the first stop to selectively maintain the blade in the retracted position.