Invention Grant
US08192310B2 Expandable blunt arrow point apparatus and methods 失效
可扩展的钝点设备和方法

Expandable blunt arrow point apparatus and methods
Abstract:
An arrow point includes a base portion, a tip portion, and a plurality of extension members. The plurality of extension members each have a distal end, a proximal end, and a blunt surface. The proximal end of the extension members is pivotally mounted to the base portion. The extension members are movable upon proximal movement of the tip portion between a retracted position wherein the blunt surface is unexposed, and an extended position wherein the blunt surface is exposed and facing in a generally distal direction.
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