Patent ID: 7918028

Claim:
A folding knife, comprising: at least one plate; a knife blade having a first end pivotally retained by said at least one plate; a spring arm being formed in one of said at least one plate, said spring arm having a free end and a first lock element formed in said free end; a second lock element being formed in said knife blade, said first lock element engaging said second lock element when said knife blade is in a closed position; and an actuation device for moving said spring arm away from said knife blade and disengaging said first lock element from said second lock element, wherein said actuation device includes a button base, an actuation rod and a fastener, said button base includes a top bore, a through hole and a bottom bore, said button base is threaded into said knife blade, said actuation rod includes a push pad and a push rod that extends from a bottom of said push pad, said top bore is sized to slidably receive said push rod, said fastener is inserted through said bottom bore and said through hole and threaded into an end of said actuation rod, wherein a distance between a top of said button base and said bottom of said push pad is adjustable by the amount that said fastener is threaded into said push rod.