US2024142202A1PendingUtilityA1

Anti-Drone Firework Device and Methods

Assignee: UTAH STATE UNIV SPACE DYNAMICS LABORATORYPriority: Jun 14, 2021Filed: Dec 14, 2023Published: May 2, 2024
Est. expiryJun 14, 2041(~14.9 yrs left)· nominal 20-yr term from priority
F41H 11/00F42B 4/00F41H 11/02F42B 4/22F42B 12/62F41H 13/0006
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Claims

Abstract

A counter-swarm firework includes a shell casing, multiple streamers positioned in the shell casing, a burst charge positioned in the shell casing and configured to disperse the multiple streamers from the shell casing when discharged, a pusher plate positioned in the shell casing between the burst charge and the multiple streamers, a fire suppressant layer positioned between the burst charge and the pusher plate, and a kick charge configured to launch the shell casing and its contents prior to discharging the burst charge. The fire suppression layer may be configured to suppress heat generated by the discharge of the burst charge.

Claims

exact text as granted — not AI-modified
We claim: 
     
         1 . A method for using a counter-swarm firework, comprising:
 identifying an unmanned aerial vehicle within a predetermined airspace;   launching the counter-swarm firework, the counter-swarm firework comprising:
 a casing; 
 multiple streamers positioned in the casing; 
 a burst charge positioned within the casing, surrounded by the multiple streamers, and configured to disperse the multiple streamers when discharged; and 
   dispersing the multiple streamers into the predetermined airspace.   
     
     
         2 . The method of  claim 1 , wherein the multiple streamers are configured for propeller entanglement. 
     
     
         3 . The method of  claim 1 , wherein the multiple streamers are configured for clogging a propulsion airstream. 
     
     
         4 . The method of  claim 1 , wherein the multiple streamers are biodegradable. 
     
     
         5 . The method of  claim 1 , wherein each of the multiple streamers are comprised of a single piece of material that is rolled prior to being positioned in the casing. 
     
     
         6 . The method of  claim 1 , wherein each of the multiple streamers are comprised of a single piece of material that has been rolled in sets of two or more rolls prior to being positioned in the casing. 
     
     
         7 . The method of  claim 1 , wherein the multiple streamers are configured for persistence in the predetermined airspace. 
     
     
         8 . A method for using a counter-swarm firework, comprising:
 identifying an unmanned aerial vehicle within a predetermined airspace;   launching, with a kick charge, the counter-swarm firework, the counter-swarm firework comprising:
 a shell casing; 
 multiple streamers positioned in the shell casing; 
 a burst charge positioned within the shell casing, surrounded by the multiple streamers, and configured to disperse the multiple streamers from the shell casing when discharged; 
 a pusher plate positioned in the shell casing between the burst charge and the multiple streamers; 
 a fire-suppression layer positioned between the burst charge and the pusher plate, the fire suppression layer configured to suppress heat generated by the discharge of the burst charge; and 
 the kick charge configured to launch the shell casing and its contents prior to discharging the burst charge; and 
   dispersing the multiple streamers into the predetermined airspace.   
     
     
         9 . The method of  claim 8 , wherein the multiple streamers are arranged within the casing to maximize a total number of streamers filling the shell casing. 
     
     
         10 . The method of  claim 8 , wherein the multiple streamers are randomly arranged and packed into the shell casing. 
     
     
         11 . The method of  claim 8 , further comprising a shell streamer attached to the shell casing and configured to orient the shell casing in a desired position upon discharge of the burst charge. 
     
     
         12 . A method for using counter-swarm firework, comprising:
 identifying an unmanned aerial vehicle within a predetermined airspace;   launching the counter-swarm firework, the counter-swarm firework comprising:
 a shell casing; 
 multiple streamers positioned in the shell casing; 
 a burst charge positioned within the shell casing and surrounded by the multiple streamers and configured to disperse the multiple streamers when discharged; and 
 fire-suppression materials positioned in the shell casing between the burst charge and the multiple streamers, the fire-suppression materials configured to suppress elevated temperatures in the shell casing caused by the discharge of the burst charge; 
   discharging the burst charge; and   dispersing the multiple streamers into the predetermined airspace.   
     
     
         13 . The method of  claim 12 , wherein the fire-suppression materials are dispersed between the multiple streamers in the shell casing. 
     
     
         14 . The method of  claim 12 , wherein each of the multiple streamers is wound in a roll. 
     
     
         15 . The method of  claim 12 , wherein each of the multiple streamers is wound into a first roll with an additional second roll wrapped into an end of and wound around the first roll. 
     
     
         16 . The method of  claim 12 , wherein each of the multiple streamers comprises a streamer drag line connecting multiple streamer drag sheets. 
     
     
         17 . The method of  claim 16 , wherein the streamer drag line comprises multiple streamer drag lines connecting the multiple streamer drag sheets. 
     
     
         18 . The method of  claim 12 , wherein the counter-swarm firework further comprises a kick charge configured to launch the shell casing and contents of the shell casing and igniting the kick charge launches the counter-swarm firework. 
     
     
         19 . The method of  claim 12 , wherein the multiple streamers are configured for persistence in predetermined airspace. 
     
     
         20 . The method of  claim 12 , wherein the fire-suppression materials are positioned between at least some of the multiple streamers.

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