US2022349688A1PendingUtilityA1

Projectile with enhanced rotational and expansion characteristics

Assignee: BARBULESCU GEORGEPriority: Feb 24, 2021Filed: Feb 23, 2022Published: Nov 3, 2022
Est. expiryFeb 24, 2041(~14.6 yrs left)· nominal 20-yr term from priority
F42B 10/28
38
PatentIndex Score
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Claims

Abstract

A firearm projectile includes a plurality of holes spaced equidistant from each other, where each hole extends from an upper part to a lower part of the firearm projectile, and where each hole extends at an acute angle from a y-axis longitudinal centerline of the firearm projectile, in both z and x axes directions, causing an accelerated rotation of the firearm projectile upon firing and an expansion of the firearm projectile upon impact that causes sections of the firearm projectile to separate.

Claims

exact text as granted — not AI-modified
1 . A firearm projectile comprising:
 a plurality of holes spaced equidistant from each other,   wherein each hole extends from an upper part to a lower part of the firearm projectile,   and wherein each hole extends at an acute angle from a z-axis longitudinal centerline of the firearm projectile, causing an accelerated rotation and increased kinetic energy of the firearm projectile upon firing and an expansion of the firearm projectile upon impact that causes sections of the firearm projectile to separate.   
     
     
         2 . The firearm projectile of  claim 1 , wherein the plurality of holes are cylindrical. 
     
     
         3 . The firearm projectile of  claim 1 , wherein the plurality of holes are through holes. 
     
     
         4 . The firearm projectile of  claim 1 , wherein the plurality of holes are open at the upper part of the firearm projectile and blind at the lower part of the firearm projectile. 
     
     
         5 . The firearm projectile of  claim 1 , wherein each hole extends from an ogive nose to an ogive base of the firearm projectile. 
     
     
         6 . The firearm projectile of  claim 1 , wherein each hole extends from an ogive nose to a bearing surface of the firearm projectile. 
     
     
         7 . The firearm projectile of  claim 1 , wherein each hole extends from an ogive nose to a shank of the firearm projectile. 
     
     
         8 . The firearm projectile of  claim 1 , wherein each hole extends from a meplat to a shank of the firearm projectile. 
     
     
         9 . The firearm projectile of  claim 1 , wherein each hole extends from a meplat to an ogive base of the firearm projectile. 
     
     
         10 . The firearm projectile of  claim 1 , wherein each hole extends from a meplat to a bearing surface of the firearm projectile. 
     
     
         11 . The firearm projectile of  claim 1 , wherein each hole extends at an acute angle from a z-axis longitudinal centerline of the firearm projectile in both x and y axes directions. 
     
     
         12 . The firearm projectile of  claim 1 , wherein each hole extends radially from a z-axis longitudinal centerline of the firearm projectile. 
     
     
         13 . The firearm projectile of  claim 1  comprising a pre-existing bullet through which the plurality of holes are machined. 
     
     
         14 . A method of manufacturing the firearm projectile of  claim 1 , comprising:
 placing an electrode proximate the upper part of the firearm projectile;   directing a stream of dielectric fluid toward a space between the electrode and the upper part of the firearm projectile;   periodically applying an electrical potential between the electrode and the firearm projectile causing a cyclical arcing between the electrode and the upper part of the firearm projectile, causing an erosion of a portion of the upper part of the firearm projectile while guiding the electrode through the firearm projectile, resulting in individual ones of the plurality of holes.   
     
     
         15 . The method of  claim 14 , wherein the electrode comprises one or more of brass, copper, graphite, or tungsten. 
     
     
         16 . The method of  claim 14 , wherein the dielectric fluid comprises deionized water. 
     
     
         17 . The method of  claim 14 , wherein periodically applying an electrical potential between the electrode and the firearm projectile comprises applying the electrical potential at between 50-250 volts DC or AC and between 200 to 5000,000 cycles per second.

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