Patent ID: 8052554
Filing Date: 2011-11-08
Classification: F42B

Abstract:
1. An arrow for hunting, comprising: an arrow shaft having a predetermined length, and including: a plurality of feathers positioned to be adjacent to the nock of the arrow shaft, and provided along an outer circumference of the arrow shaft at regular intervals, each of the feathers having a shape of a plate which protrudes from a surface of the arrow shaft; a connector including: an arrowhead connected to the connector in such a way as to be opposite to the connecting threaded part, and having a sharp tip; a penetration rotary unit having on an inner circumference thereof a threaded part to be fastened to the penetration threaded part of the connector in a threaded manner, having a length shorter than that of the penetration threaded part, and having on an outer circumference thereof wings arranged at regular intervals, each of the wings having a shape of a triangular plate which is sharp at a tip thereof; and, a spring positioned between the stopper and the penetration rotary unit, and providing a restoring force to bias the penetration rotary unit toward the arrowhead.