Abstract: A fireworks kit can have a set of fireworks having multiple fireworks of different types and a plurality of detonators in communication with the fireworks that are configured to launch or detonate a firework attached thereto. A remote controller or mobile device can be in communication with the detonators and operable to provide dynamic or user customizable control of detonation, launching, or ignition of the fireworks.

Abstract: An insensitive munitions (IM) primer for use with major caliber gun systems, including an elongate housing, a tube, an ignition assembly, and a booster assembly. The elongate housing has a proximal end and a distal end. The tube has a first end coupled within the distal end of the elongate housing. The ignition assembly is located within the proximal end of the housing. The booster assembly is located within the elongate housing adjacent the ignition assembly and including a booster holder providing a cylindrical structure defining an internal bore in which a first burst disk resides and is mechanically restrained by a booster disk lock.

Abstract: Muzzleloader systems include a pre-packaged propellant charge and primer for providing efficient loading and unloading of the muzzleloader. The muzzleloader accepts in the breech end the propellant containment vessel that abuts against a constriction portion with a reduced diameter portion. The propellant containment vessel having an end portion with a tapered surface that conforms to the constriction portion surface. A projectile is inserted in the muzzle end and seats against the constriction portion. The propellant containment vessel may be received in a removable breech plug. The constriction portion may be part of the breech plug or a separate component secured in the barrel by way of the breech plug. The containment vessel further comprises a primer mechanism that may be integrated into the proximal end of the containment vessel.

Abstract: A conducted electrical weapon (“CEW”) deploys wire-tethered electrodes after generation of an ignition signal. The ignition signal is provided to a deployment unit. The deployment unit includes a primer material adjacent a conductor. The conductor conducts the ignition signal outside the primer material. A temperature of the conductor increases in response to receiving the ignition signal. The primer material ignites in response to the increase in temperature of the conductor.

Abstract: A cable splice includes a casing, a guide, and a pilot cup. The casing has a first opening and an interior cavity. The guide includes a receiving end and a shaft extending at least partially into the interior cavity. The pilot cup is integrally formed with the guide and frangibly connected to the shaft. The cable splice may also include a clamp positioned in the interior cavity and moveable between a loading position and a terminated position. A biasing member urges the clamp into the terminated position. During movement of the clamp from the loading position to the terminated position, the clamp contacts the guide causing at least a portion of the shaft to exit the interior cavity. The guide may also include a rib and a slot allowing the guide to fit in casings having different sized interior cavities.

Abstract: The invention relates to a primer cap for small-caliber ammunition, having an outer metallic cup in which is arranged a priming composition which generates hot combustion gases following initiation. To enable more versatile control of the initiation process in the weapon, it is proposed that a resistance bridge which can be initiated electrically, and an electrically conductive pole piece, are additionally arranged in the primer cap, wherein the first pole of the resistance bridge is connected to the cup and the second pole is connected to the cup and the second pole is connected to the pole piece, which protrudes out of the cup and is electrically insulated from the same.

Abstract: A ring-shaped or plate-like element, in particular for a metal-sealing material-feedthrough, for example for devices which are subjected to high pressures, such as igniters for airbags or belt tensioning devices, includes a feedthrough opening, whereby the feedthrough opening is located substantially in the center of the ring-shaped or plate-like element and whereby the ring-shaped or plate-like element has a thickness. The ring-shaped or plate-like element has a relief region in the area of the feedthrough opening. Further, the ring-shaped or plate-like element in the relief region has at least one thickness which is reduced by the height of the relief region and which is selected so that the feedthrough opening can be punched out of the ring-shaped or plate like element having the reducing thickness.

Abstract: An EMF hardened igniter for electrically fired ammunition includes a central electrode, a dielectric that surrounds the central electrode, and a conductive body that surrounds the dielectric. A hot wire is fixed to an output end of the central electrode and to the conductive body. An ignition mixture is in contact with the hot wire. A cup surrounds and contains the ignition mixture. The cup is sealed to the conductive body. An outer surface of the central electrode is mechanically locked with an inner surface of the dielectric. An outer surface of the dielectric is mechanically locked with an inner surface of the conductive body.

Abstract: An initiator assembly that includes an initiator and a containment shell. The initiator has an initiator housing, an initiator device mounted inside the initiator housing, and an input charge that is formed of an energetic material. The initiator device is configured to initiate at least one of a combustion event, a deflagration event and a detonation event in the input charge. The containment shell is coupled to the initiator housing and defines a space into which gas and/or particles are ejected from the initiator housing if the initiator device is not activated and the input charge is cooked off.

Abstract: A ring-shaped or plate-like element, in particular for a metal-sealing material-feedthrough, for example for devices which are subjected to high pressures, such as igniters for airbags or belt tensioning devices, includes a feedthrough opening, whereby the feedthrough opening is located substantially in the center of the ring-shaped or plate-like element and whereby the ring-shaped or plate-like element has a thickness. The ring-shaped or plate-like element has a relief region in the area of the feedthrough opening. Further, the ring-shaped or plate-like element in the relief region has at least one thickness which is reduced by the height of the relief region and which is selected so that the feedthrough opening can be punched out of the ring-shaped or plate like element having the reducing thickness.

Abstract: Igniter base for a pyrotechnic initiator has a glass base together with fused-in contact pins that function as a pole carrier and thus fixes the contact pins in secure correlation to one another. The end side of the glass base and the contact pins form a level plane, so that an ignition bridge resting flush on the glass base can be attached to the poles. The contact pins project beyond the glass base on the opposite side and a part of the glass base and a part of the contact pins projecting beyond the glass base are equipped with a plastic jacketing.

Abstract: An initiator assembly can include an outer body can have a first end, a second end, and an internal passage between the first and second ends. An initiator canister can be joined to the outer body at the first end and can define a charge chamber that includes a pair of pins extending therefrom. An insulative material can be molded within the passage to form an insulative structural member that joins the canister and pins to the outer body and insulates the pins and a portion of the canister from electrical contact with the outer body. An electrostatic discharge dissipater can be formed from an electrically conductive material and can be molded to the outer body. The dissipater can provide a controlled dissipation path for electrostatic discharge energy carried by the initiator assembly.

Abstract: An electrically operated propellant is configured to ignite and extinguish over a range of pressures. In examples, the electrically operated propellant is included in a gas generation system having a combustion chamber and at least two electrodes coupled with the propellant. The electrically operated propellant is configured to ignite at an ignition condition and extinguish under an extinguishing condition. In the ignition condition an electrical input is applied across the electrodes to ignite the electrically operated propellant. In the extinguishing condition the electrical input is interrupted while the pressure within the combustion chamber is greater than 200 psi, and the ignited electrically operated propellant extinguishes.

Abstract: An explosive device using a semiconductor explosion initiator device provides an MOS capacitor formed on a semiconductor substrate and including a silicide layer formed over a doped silicon layer formed over an oxide layer. The oxide layer is formed on an N-well formed in a semiconductor substrate. A voltage source applies a voltage which may be a pulsed voltage, across the MOS capacitor sufficient to cause the avalanche breakdown of the oxide layer and the diffusion of metal from the silicide layer into the doped silicon of the N-well formed in the substrate. The chemical reaction between the metal and the doped silicon causes the generation of a plasma which ignites a pyrotechnic material or ignites or detonates other explosive material in contact with the semiconductor explosion initiator device.

Abstract: An igniter includes, a sleeve receptive to combustible medium, a resistor in operable communication with the combustible medium, and at least one lead in electrical communication with the resistor and the sleeve the electrical communication with the sleeve is maintained by interference fit between the sleeve and the at least one lead.

Abstract: Connection cables for separable firing unit assemblies comprise a first mating connector at a first end and a second mating connector at a second, opposing end. A stripline cable electrically connects the first mating connector to the second mating connector. Separable firing unit assemblies comprise an initiation device. An electronics assembly is configured to transmit a firing pulse to the initiation device. One of a first mating connector and a second mating connector is coupled to the initiation device and the other of the first mating connector and the second mating connector is coupled to the electronics assembly. A second housing of the second mating connector is configured to receive a portion of a first housing of the first mating connector therein.

Abstract: An arc-based active body activation unit is provided. To this end, ignition of the active mass or flare is effected by means of arcing. The arc can be used immediately and is low-maintenance. For that purpose, electrode pairs are disposed around the ejector tube, at least one of which pairs serves the ignition of the arc(s). For that purpose, the electrode pairs are electronically connected via connecting lines to at least one control unit.

Abstract: A method of generating electricity which comprises forming a galvanic cell comprising two electrodes in contact with an ionic conductor, wherein the ionic conductor comprises an explosive composition or is derived from an explosive composition.

Abstract: The present invention configures a gas generator (A) wherein, with regard to a plug assembly (2), a ring (22) is formed of insulative resin, electrode pins (21) are equipped midway with flange portions (21a), and these flange portions (21a) are integrally formed in a state embedded inside the ring (22), and, in addition, the diameter of the flange portions (21a) is made a larger diameter than the short sides of this opening portion (1a) of the holder (1), the sum of the sector angles (R) formed by the outer peripheral portions (21r) of the flange portions (21a) of the electrode pins (21) located outside the opening portion of the holder (1) and the electrode pins (21) is configured to be 180 degrees or greater, the flange portions (21a) of the electrode pins (21) are further made mutually non-contacting, and the minimum distance (D) between the electrode pins (21) and the periphery of the opening portion (1a) of the holder (1) through which these electrode pins (21) are inserted is made 0.5 mm.

Abstract: A duplex firing inflator structural component and related assemblies are provided. The component includes a molded element that contains a duplex firing initiator assembly including a primary initiator operatively associated with a primary pyrotechnic output composition and a secondary initiator operatively associated with a secondary pyrotechnic output composition. The component also includes a single connector in electrical operative association with the primary and the secondary initiators.

Abstract: A metal-sealing material-feedthrough for igniters includes: a base body including a feedthrough opening, a front side, and a back side, the base body configured such that a ratio of a thickness of the base body to a maximum dimension of the feedthrough opening vertical to an axis direction of the feedthrough opening is in a range of approximately 0.5 to 2.5, the base body having a thickness between 1.5 mm and 3.5 mm; a sealing material; and a metal pin which is located in the feedthrough opening, the thickness being such that the base body is deformed under compression, the deformation adding an additional force to the sealing material such that the metal-sealing material-feedthrough is configured for avoiding a relative movement of the sealing material between the front side and the back side in a direction toward the back side relative to an inside circumference of the feedthrough opening.

Abstract: A liquid electrically initiated and controlled composition comprising an oxidizer, soluble fuel additive(s), and other optional additives to enhance the chemical or ballistic properties, or a combination thereof is disclosed. The liquid composition further comprises stabilizers to enhance thermal stability, sequestrants to minimize deleterious effects of transition metal contaminants, and combustion enhancers maximizing efficiency. Buffers and heavy metal sequestering or complexing agents may be used in combination to achieve the highest degree of thermal stability. Additional ionic co-oxidizers may be added to the liquid composition to stabilize the liquid oxidizer and further depress freezing point. The liquid phase of matter allows flow via pipes or tubes from tanks, reservoirs, or other containers, through metering valves, followed by ignition or combustion modulation when stimulated by electrodes, statically or dynamically.

Abstract: An occupant protection device includes (i) an electronic control unit having a control board, (ii) a parallel connection bus having two lines, (iii) multiple satellite sensors connected to the parallel connection bus, (iv) a squib connected to the parallel connection bus, and (v) an accident prevention diode located close to the squib. The control board includes an interface and a processor. Each of the satellite sensors includes a distributed system interface which is located between the two lines. The parallel connection bus is supplied with a sensor drive voltage. The electronic control unit starts to operate at least one of the occupant protection portions based on a result of the collision determination by the control board.

Abstract: This is an improved battlefield simulation support system, possessing a series of adapters that permit the simulation support system to fire a variety of cartridges with varying electrical and control characteristics. The adapters can be mated with a main body that accepts control inputs and distributes them to a plurality of firing mechanisms.

Abstract: An initiator assembly can include an outer body can have a first end, a second end, and an internal passage between the first and second ends. An initiator canister can be joined to the outer body at the first end and can define a charge chamber that includes a pair of pins extending therefrom. An insulative material can be molded within the passage to form an insulative structural member that joins the canister and pins to the outer body and insulates the pins and a portion of the canister from electrical contact with the outer body. An electrostatic discharge dissipater can be formed from an electrically conductive material and can be molded to the outer body. The dissipater can provide a controlled dissipation path for electrostatic discharge energy carried by the initiator assembly.

Abstract: A switch device having a base, a first electrically conductive pad coupled to the base, a second electrically conductive pad coupled to the base, a first electrically conductive projection and a second electrically conductive projection. The second electrically conductive pad is spaced apart from the first electrically conductive pad by a first predetermined distance. The first electrically conductive projection is coupled to the first electrically conductive pad and extends into the first gap. The second electrically conductive projection is coupled to the second electrically conductive pad and extends into the first gap. The second electrically conductive projection is spaced apart from the first electrically conductive projection by a second predetermined distance. The first and second electrically conductive projections form an electrical interface.

Abstract: An ordnance firing system is disclosed that includes a reusable electronics module and an ordnance module, each enclosed in a separate, sealed housing. The electronics module housing encloses firing electronics for electrically triggering initiation of a detonator in the ordnance module. The electronics module detachably connects to the ordnance modules via a connector which extends away from the electronics module housing. The housing of the ordnance module is constructed to be blast-resistant to prevent detonation of the detonator from rendering the electronics module inoperable.

Abstract: A gas generator includes a housing body for housing a gas generating charge, a squib for igniting the gas generating charge and a holder section that holds the squib. The holder section includes a holder body made of metal and a molded section that is molded from synthetic resin and located between the holder body and the squib. The squib and the holder body are integrally molded with the molded section at molding of the molded section. The holder section includes a support section that protrudes inwardly to support an igniter of the squib. The support section is covered by the molded section all over the outer surface and has such a sectional contour as to taper toward the leading end as taken along an axial direction of the housing body.

Abstract: Low-profile igniter assemblies adapted for use with low-profile inflators as well as conventionally sized inflators are disclosed. Such igniter assemblies can comprise an adaptor, an ignition portion and a plurality of conductors coupled to the ignition portion and extending in a first direction from the ignition portion to an opening of the adapter. A connector is adapted to be slid into the opening in a second direction which is transverse to the first direction associated with the extension of the conductors from the ignition portion to the opening of the adapter. Igniter assemblies can be coupled with a body of an inflatable airbag system inflator, which inflator body may enclose a quantity of gas generant. Methods of making inflators adapted for use with inflatable airbag cushion systems are also included.

Abstract: An igniter includes, a sleeve receptive to combustible medium, a resistor in operable communication with the combustible medium, and at least one lead in electrical communication with the resistor and the sleeve the electrical communication with the sleeve is maintained by interference fit between the sleeve and the at least one lead.

Abstract: A microelectrical mechanical system (MEMS) microgenerator cell and array is disclosed. The MEMS microgenerator cell of the present invention is effective in the conversion of thermal energy to electrical energy. In accordance with the present invention, an explosive material is loaded into a chamber. A diaphragm seals the chamber, containing a plasma material. The explosive material is subsequently heated to its ignition temperature thereby raising the pressure in the chamber until the diaphragm ruptures. The rupture of the diaphragm results in the flow of plasma out of the chamber. Upon exiting the chamber, the plasma is forced to flow between two parallel rectangular electrodes. A magnetic field is applied in a direction orthogonal to both the plasma flow and the electrodes, thereby generating an electromagnetic field sufficient to a power source for MEMS devices.

Abstract: Igniter base for a pyrotechnic initiator has a glass base together with fused-in contact pins that function as a pole carrier and thus fixes the contact pins in secure correlation to one another. The end side of the glass base and the contact pins form a level plane, so that an ignition bridge resting flush on the glass base can be attached to the poles. The contact pins project beyond the glass base on the opposite side and a part of the glass base and a part of the contact pins projecting beyond the glass base are equipped with a plastic jacketing.

Abstract: A device for initiating an energetic material through an electrical pulse. The device includes an input charge, an initiator assembly and a switch. The input charge is formed of a secondary explosive. The initiator assembly is configured to initiate a detonation event in the input charge in response to receipt of the electrical pulse to a terminal that is electrically coupled to the initiator assembly. The switch is maintained in a normally open condition but is closed to transmit electrical energy from the pulse that remains on the first terminal after operation of the initiator assembly has been initiated.

Abstract: A ballistic shield for protection against up to 7.62×63 mm AP rounds (NIJ Level IV). The ballistic shield is multiple layered and includes polymer foam, ceramic tiles, and a support structure fabricated from ballistic resistant fabric. Individual layers are bonded with adhesives and preferably wrapped with fabric. Under the fabric cover of the exterior surface of the shield is a polymer foam layer that exhibits excellent blast impact resistance and blast attenuation properties as well as a hard ceramic or the like layer. The foam layer is preferably made from liquid crystal or semi-crystalline polymer to enhance fire resistance and provide enhanced ductility. According to a preferred embodiment, the man-portable ballistic shield of the present invention also incorporates a compact video system for viewing the front side of the ballistic shield thereby allowing for the elimination of the transparent view port weakness of current state of the art ballistic shields.

Abstract: An initiator assembly that includes a header body, at least one seal member, an insulating spacer, a frame member, an initiator and at least one terminal. The header body has at least one first terminal aperture formed therethrough. The seal member is received in the first terminal aperture. The insulating spacer is received over the header body. The frame member overlies the insulating spacer and defines an interior aperture. The initiator is received in the interior aperture and is abutted against the insulating spacer on a side opposite the header body. The initiator has an exploding foil initiator and includes a plurality of initiator contacts. The terminal is received through the insulating spacer and the at least one seal. The terminal is disposed outwardly of the interior aperture and is electrically coupled to an associated one of the initiator contacts.

Abstract: An impulse cartridge having multiple charges that are independently activatable. The impulse cartridge is further voltage polarity independent through the use of diodes. The polarity independence provides increased reliability.

Abstract: A glass-to-metal bushing for ignitors of airbags or belt tensioning pulleys. A metal pin is arranged in a slot in the base plate in the fixing material, the base plate being formed by one element whereby the base geometry describing the slot is produced by at least one separation process. Structure is provided between the front and rear of the base plate for preventing relative motion of the fixing material in the direction of the base plate rear portion across from the inner circumference of the slot.

Abstract: The present invention relates to an explosive device comprising an explosive material, and at least one igniting stimulus configured to ignite the explosive material when activated. The explosive device further comprises a sheet of material provided with at least one hole at least partially filled with the explosive material, each hole forms an opening in a first side of said sheet material and said at least one igniting stimuli is arranged on said first side. The invention also relates to a method for manufacturing an explosive device.

Abstract: A monolithic exploding foil initiator (EFI) or slapper detonator and the method for making the monolithic EFI wherein the exploding bridge and the dielectric from which the flyer will be generated are integrated directly onto the header. In some embodiments, the barrel is directly integrated directly onto the header.

Abstract: A glass-to-metal bushing for ignitors of airbags or belt tensioning pulleys. A metal pin is arranged in a slot in the base plate in the fixing material, the base plate being formed by one element whereby the base geometry describing the slot is produced by at least one separation process. Structure is provided between the front and rear of the base plate for preventing relative motion of the fixing material in the direction of the base plate rear portion across from the inner circumference of the slot.

Abstract: An arc-based active body activation unit is provided. To this end, ignition of the active mass or flare is effected by means of arcing. The arc can be used immediately and is low-maintenance. For that purpose, electrode pairs are disposed around the ejector tube, at least one of which pairs serves the ignition of the arc(s). For that purpose, the electrode pairs are electronically connected via connecting lines to at least one control unit.

Abstract: An ejectable device is provided having multiple ejection bays. The ejectable device includes an impulse cartridge having multiple charges that are independently activatable. The ejectable device further includes an orientation adapter that allows reliable connectivity between the impulse cartridge and a signal source.

Abstract: An igniter fixing structure includes a plurality of igniter bodies having an ignition portion and an electroconductive pin, each of the igniter bodies being fixed, by a resin, to a peripheral edge of a port formed in a plate-like portion serving as a fixing object, the number of the port being the same as that of the plurality of the igniter bodies, and a single retainer as a support member for the plurality of igniter bodies. The retainer has a plurality of support portions each having a hole for passing the electroconductive pin therethrough and a connection plate portion that connects the plurality of support portions, at least the support portions are embedded in the resin in a state in which the electroconductive pin passes through the hole, and at least the connection plate portion is disposed to abut against the plate-like portion.

Abstract: An initiator firing device has a firing member adapted to generate heat for allowing the initiation of an energetic material arranged in the initiator. The device also has an electrical switch mounted in series with the firing member, the switch changing from an open condition to a closed condition by application at its terminals of a voltage higher than a predetermined cut-in voltage.

Abstract: An energetic material initiation device having a receiver assembly and an initiator assembly that includes an electronic initiator and a pellet assembly with an energetic material. The receiver assembly is configured to be coupled to a firing circuit. When the firing circuit is to be armed, the initiator assembly can be pressed into a socket in the receiver assembly to electrically couple the receiver assembly and the initiator assembly. A method for mounting an energetic material initiation device to a firing circuit is also provided.

Abstract: The invention relates to an apparatus, in particular a firing apparatus (1) for a pyrotechnic protection apparatus, in particular an airbag or belt pretensioner, comprising: a power leadthrough, in particular a metal fixing material leadthrough (2), comprising a base body (8) which is provided with a passage opening (7), and at least one metal pin (6) which is arranged in the passage opening (7) in the base body (8) in a fixing material (6); a housing part (19, 4) which at least partially accommodates the power leadthrough so as to form a space for accommodating a propellant charge (5); a casing (22) which at least partially surrounds the power leadthrough (2), the metal pin (6) and the housing part (19, 4); wherein the base body (8) has a thickness D in the range of from 2.0 mm to 0.1 mm, preferably in the range of from less than 1.0 mm to 0.1 mm, in particular less than 0.8 mm to 0.

Abstract: An ignition circuit for a detonator is disclosed. The circuit includes an igniter, a transient voltage suppressor (TVS), an energy source and a switch, all electrically connected in series with each other. Current flow through the igniter sufficient to ignite the igniter is prevented until an ignition voltage is applied across the TVS that is equal to or greater than the breakdown voltage of the TVS.

Abstract: The present invention relates to a metal-sealing material-feedthrough for igniters of airbags or belt tensioning devices, especially glass-metal-feedthrough, including at least one metal pin which is located in a feedthrough opening in the base body in a sealing material, wherein the base body has a front side and a back side. Structure is provided between the front and the back side in order to avoid a relative movement of sealing material in the direction toward the back relative to the inside circumference of the feedthrough opening. At least the feedthrough opening is punched out of the base body. The base body is configured so that the ratio of thickness (D) of the base body to the maximum dimension of the feedthrough opening vertical to the axis direction of the feedthrough opening is in the range of between and including 0.9 to 1.6.

Abstract: An initiator that includes a header body, an insulating spacer, an initiator, a plurality of terminals and a plurality of contacts. The insulating spacer is coupled to the header body. The initiator forms at least a portion of an exploding foil initiator and includes a plurality of electric interfaces. The initiator is secured to a side of the insulating spacer opposite the header body. The terminals extend through the header body. The contacts electrically couple the electric interfaces to the terminals.

Abstract: An energetic material initiation device having a receiver assembly and an initiator assembly that includes an electronic initiator and a pellet assembly with an energetic material. The receiver assembly is configured to be coupled to a firing circuit. When the firing circuit is to be armed, the initiator assembly can be pressed into a socket in the receiver assembly to electrically couple the receiver assembly and the initiator assembly. A method for mounting an energetic material initiation device to a firing circuit is also provided.