US2022026181A1PendingUtilityA1

Method for protecting moving or stationary objects from approaching laser-guided threats

Assignee: RHEINMETALL WAFFE MUNITION GMBHPriority: Dec 10, 2018Filed: Nov 8, 2019Published: Jan 27, 2022
Est. expiryDec 10, 2038(~12.4 yrs left)· nominal 20-yr term from priority
F41H 11/02F41H 9/06F41H 11/00
35
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Claims

Abstract

The aim of the invention is to enable, in a simple manner, the protection of moving or stationary objects from laser-guided threats, in particular from laser-guided threats approaching the object from above. This aim is achieved, according to the invention, in that active masses of a corresponding number of decoys are ignited in a specifiable height range to the windward side of the object to be protected such that the decoy cloud(s) forming in this height range is/are moved by the wind force acting thereon over the object to be protected and subsequently conceal said object.

Claims

exact text as granted — not AI-modified
1 .- 10 . (canceled) 
     
     
         11 . A method for protecting moving or stationary objects from a laser-guided threat approaching the object, comprising:
 igniting active masses of at least one decoy in a specifiable height range on the windward side away from the object to be protected, wherein after the active masses are ignited, a decoy cloud that is forming moves over the object to be protected by the wind.   
     
     
         12 . The method according to  claim 11 , wherein a computer determines an optimal decoy pattern from threat data of the approaching laser-guided threat and from wind data in the surroundings of the object. 
     
     
         13 . The method according to  claim 11 , wherein object data such as the direction of movement and the speed of movement of the object are taken into account. 
     
     
         14 . The method according to either  claim 12 , wherein a number of the required decoys, their firing angle, and their delay time until their active mass is ignited, are determined from this data. 
     
     
         15 . The method according to  claim 14 , wherein on the basis of these values, at least one decoy launcher is triggers, which fires the determined number of corresponding decoys, so that a resulting decoy cloud is produced which completely conceals the object. 
     
     
         16 . The method according to  claim 12 , wherein the threat data are the distance and speed, possibly an elevation angle and an azimuth angle of the laser-guided threat. 
     
     
         17 . The method according to  claim 12 , wherein the wind data are wind direction and wind speed. 
     
     
         18 . The method according to  claim 11 , wherein to completely conceal the object by a decoy cloud, the individual decoys are fired in a plurality of volleys and the active charges of the decoys of each volley are activated at the same time. 
     
     
         19 . The method according to  claim 18 , wherein the decoys of each volley are arranged in rows. 
     
     
         20 . The method according to  claim 19 , wherein the time interval between the volleys is selected in such a way that the wind has already shifted the decoy partial cloud of the previous volley in the direction of the object, before the decoys of the following volley (II-V) are shot into the same windward side region and their active charges are activated there.

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