Patent ID: 8105187
Filing Date: 2012-01-31
Classification: F42B

Abstract:
1. 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 and fully-locked position when contacting a target, the broadhead comprising: a sliding shaft having a pointed tip at one end, the pointed tip tapered rearwardly and outwardly forming a tip base; a sliding shaft housing having a bore hole therein for receiving the sliding shaft therein, a lower end of the sliding shaft housing adapted for receipt inside the open end of the hollow arrow shaft, the sliding shaft housing having a vertical center line Y-Y along a length thereof; at least two cutting blades pivotally attached at one end to the tip base, the cutting blades having an outside cutting edge; and pivot arms having one end pivotally attached to the cutting blades, the pivot arms having an opposite end pivotally attached to a portion of the sliding shaft housing, a width across the portion of the sliding shaft attached to the opposite end of the pivot arms having a horizontal center line X-X therethrough, the pivot arms holding the cutting blades in a retracted position during arrow flight; whereby, when the pointed tip contacts the target, the sliding shaft moves rearward in the bore hole in the siding shaft housing and the cutting blades are pivoted outwardly into an extended position by the pivot arms, the cutting blades are pivoted outwardly into an extended and fully-locked position when the pivot arms are pivoted greater than 90 degrees from the center line Y-Y.