Patent ID: 7490501

Claim:
A method, of processing a product comprising: separating a raw material for the product from a workpiece comprising the raw material by forming a slit in the workpiece while leaving a micro joint connection connecting the raw material and the workpiece, wherein the slit is defined by an outer periphery of the raw material and an inner periphery of the workpiece, and wherein the micro joint connection is positioned within the slit; positioning a portion of the raw material on a lower metal mold and bending the portion of the raw material downward at an angle greater than 90° using an upper metal mold and the lower metal mold, while maintaining the micro joint connection between the raw material and the workpiece, and wherein the upper metal mold comprises: a punch chip attached to a lower surface of a vertically movable punch body, wherein the punch chip is movable to a first side with respect to the punch body, and wherein the punch chip comprises a protruding bending process portion provided at a lower end of the punch chip so as to protrude to the first side; and dropping the product by separating the micro joint connection between the raw material and the workpiece.