Helical broadhead

Details Helical broadhead Helical broadhead

2005-11-22

2005-11-22

Ricci, John A. (Department: 3714)

Games using tangible projectile

Projectile, per se; part thereof or accessory therefor

Arrow, dart, or shuttlecock; part thereof

C473S584000

Reexamination Certificate

active

06966856

ABSTRACT:
A helical broadhead for an archery arrow includes a ferrule having a longitudinal axis with a tip end and an arrow end. Aligned forward and rearward slots are located in the ferrule generally parallel to the axis. At least two helical blade assemblies, each with an elongate cutting edge, spiral about the axis from a forward blade tang mounted in one forward slot to a rear tang mounted in a nonaligned, rearward slot. A chiseled tip having a sloping surface aligned with a helical blade assemblies may be attached to the tip end of the broadhead.

REFERENCES:
patent: 3604708 (1971-09-01), Brozina
patent: 4175749 (1979-11-01), Simo
patent: 4534568 (1985-08-01), Tone
patent: 4565377 (1986-01-01), Troncoso, Jr. et al.
patent: 5257809 (1993-11-01), Carrizosa
patent: 6319161 (2001-11-01), Martinez et al.
patent: 6663518 (2003-12-01), Kuhn
patent: 6695727 (2004-02-01), Kuhn

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