Spyderco, Inc.

Junpei Makari

A folding knife includes a movable piece that is attached to a blade and a handle so as to be relatively rotatable by a specific rotation angle with respect to the blade, and to rotate with respect to the handle together with the blade outside the specific rotation angle; a notch or a recess formed at a position near a rotating shaft portion on the back side of the blade; a protrusion that is formed at a position on the movable piece and in a shape corresponding to the notch or recess of the blade; and a rotation mechanism including the rotating shaft portion that allows the movable piece to rotate with respect to the blade only within a specific rotation angle.

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Fukuoka, Japan

Junpei Makari