Patent application number | Description | Published |
20100155472 | ENERGY HARVESTING POWER SOURCES FOR ACCIDENTAL DROP DETECTION AND DIFFERENTIATION FROM FIRING - A method is provided for differentiating a non-firing event of a munition from a firing event. The method including: providing the munition with a power supply having a piezoelectric material for generating power from a vibration induced by the munition; monitoring an output from the power supply; calculating an impact pulse from the output; and determining whether the munition is to be fired based on the calculation. | 06-24-2010 |
20100155473 | ENERGY HARVESTING POWER SOURCES FOR VALIDATING FIRING; DETERMINING THE BEGINNING OF THE FREE FLIGHT AND VALIDATING BOOSTER FIRING AND DURATION - A method is provided for validating a firing of a munition and duration of firing of the munition. The method including: providing the munition with a power supply having a piezoelectric material for generating power from a vibration induced by the munition; monitoring an output from the power supply; calculating an impact pulse from the output; and determining one or more of whether the munition has been fired and the duration of firing based on the calculation. | 06-24-2010 |
20100251879 | Energy harvesting power sources for assisting in the recovery/detonation of unexploded munitions governmental rights - A method is provided for recovering and/or exploded an unexploded munition. The method including: providing the munition with a power supply having a piezoelectric material for generating power from an induced vibration; inducing a vibration; monitoring an output from the power supply after the power supply has stopped generating power from a firing of the munition; and generating a beacon signal or detonation signal upon the detection of the output. | 10-07-2010 |
20110168046 | ENERGY HARVESTING POWER SOURCES FOR GENERATING A TIME-OUT SINGAL FOR UNEXPLODED MUNITIONS - A method is provided for detecting a target impact of a munition. The method including: providing the munition with a power supply having a piezoelectric material for generating power from a vibration induced by the munition; monitoring an output from the power supply; and determining whether the output of power from the power supply has dropped below a predetermined threshold. | 07-14-2011 |
20120103224 | Energy harvesting power sources for detecting target impact of a munition - A method for detecting a target impact of the munition. The method including: providing the munition with a power supply having a piezoelectric material for generating power from an axial vibration induced by the munition; monitoring an output from the power supply; and determining if the munition has axially impacted a target based on the output. | 05-03-2012 |
20120144983 | ENERGY HARVESTING POWER SOURCES FOR ASSISTING IN THE RECOVERY/DETONATION OF UNEXPLODED MUNITIONS - A method is provided for recovering and/or exploded an unexploded munition. The method including: providing the munition with a power supply having a piezoelectric material for generating power from an induced vibration; inducing a vibration; monitoring an output from the power supply after the power supply has stopped generating power from a firing of the munition; and generating a beacon signal or detonation signal upon the detection of the output. | 06-14-2012 |
20120234095 | ENERGY HARVESTING POWER SOURCES FOR GENERATING A TIME-OUT SINGAL FOR UNEXPLODED MUNITIONS - A method for generating electrical power from an acceleration of an object is provided. The method including: vibrating a mass-spring unit upon an acceleration of an object; transmitting a force resulting from the acceleration from the mass-spring unit to the one or more piezoelectric elements; converting the vibration of the mass-spring unit to an electrical energy; and calculating at least one of the force and acceleration based on an output of the one or more piezoelectric elements. | 09-20-2012 |
20130014660 | METHOD FOR DETONATING AN UNEXPLODED MUNITION - A method for detonating an unexploded munition including: firing one or more munitions into an area without detonation; providing the one or more munitions with a power supply having a piezoelectric material for generating power from an induced vibration; inducing a vibration in the power supply of the one or more munitions to generate power; and generating a detonation signal from the generated power to detonate the one or more munitions. | 01-17-2013 |
20130340642 | MUNITION HAVING DETONATION TIME-OUT CIRCUITRY - A munition including: a power supply having a piezoelectric material for generating power from a vibration upon impact of the munition; a processor operatively connected to the power supply for initiating detonation time-out circuitry to disable detonation of the munition after a predetermined time. | 12-26-2013 |
20140109789 | METHOD FOR DETONATING AN UNEXPLODED MUNITION - A method for generating a time-out signal for an unexploded munition. The method including: providing the munition with a power supply having a piezoelectric material for generating power from a vibration upon impact of the munition; and initiating detonation time-out circuitry to disable detonation of the munition after a predetermined time. | 04-24-2014 |