Patent ID: 8210970

Claim:
An arrow broadhead adapted for attaching to an open end of a hollow arrow shaft, the broadhead adapted for moving from a retracted position during arrow flight to an extended position when contacting a target, the broadhead comprising: a rotating, sliding shaft having a spirally wound, scalloped grooved pointed tip for helping rotate said pointed tip, said pointed tip disposed in a front portion of said shaft, said pointed tip tapered rearwardly and outwardly forming a tip base; at least two cutting blades pivotally attached to said tip base, said blades including an outer cutting edge and an inner edge, the inner edge of said blades including a beveled cam surface; a hollow collar for receiving a portion of said rotating, sliding shaft therethrough; and a sliding shaft housing having a bore hole therein and a lower end, said hollow collar attached to a front portion of said sliding shaft housing, said sliding shaft housing receiving said rotating, sliding shaft therein, a lower end portion of said sliding shaft received in said bore hole, the lower end of said sliding shaft housing adapted for receipt inside the open end of the hollow arrow shaft; whereby, when said pointed tip contacts a target, said sliding shaft moves inwardly into said bore hole and the beveled cam surface of said blades contacts a side of said sliding shaft housing and moves said blades outwardly from a folded, retracted position into an extended position.