Patent ID: 7055353

Claim:
A progressive stamping die for forming a product from a work piece comprising: a first die member; a second die member; an alignment mechanism for maintaining said first and second die members in axial alignment; a pierce punch member in said first die member for punching an opening in a work piece positioned between said first and second die members; at least one pilot member in said first die member for indexing a work piece positioned between said first and second die members; a coin punch member in said first die member for forming a product from a work piece positioned between said first and second die member; a biasing member in said second die member in axial alignment with said coin punch member; a knockout punch member for removing a product from a work piece positioned between said first and second die member; and at least one sensor member in said second die member for determining whether an opening has been formed in a work piece or whether a product has been removed from a work piece.