Matches 1 - 50 out of 62 1 2 >
Match Document Document Title
7587979 Multi-stage mechanical delay mechanisms for inertial igniters for thermal batteries and the like  
An inertia igniter including a mechanical delay mechanism having two or more members which are movable under different acceleration conditions to sequentially move a movable member upon sequential...
7461596 Safety and arming unit for a spinning projectile fuze  
A safety and arming unit ( 10 ) for a spinning projectile fuze, which has a fuze body ( 12 ) and a bearing body ( 14 ), which define a spherical cavity ( 16 ) between them, in which a spherical...
7367268 Safety and arming device for a spinning projectile fuze  
A safety and arming device ( 10 ) for a spinning projectile fuze, which has a fuze housing ( 12 ), which is in the form of a pot, and a bearing body ( 14 ) with a booster charge ( 16 ). A spherical...
7258068 Safety and arming apparatus and method for a munition  
A safety and arming mechanism for a munition having a housing with a first detonator and an explosive mounted within the housing and in alignment with one another. A shaft is mounted within the...
7069861 Micro-scale firetrain for ultra-miniature electro-mechanical safety and arming device  
A microscale firetrain for a safe and arm device having a safe position and an armed position, the firetrain including an input explosive column having a longitudinal axis; a transfer charge having...
6701854 Detonator to be installed in a chamber and safety container comprising it  
A detonator is intended to be installed in a chamber equipped with a blockable access opening. The detonator includes a member for initiating a pyrotechnic chain and a casing for confining the...
6634301 Enclosed ignition flare igniter  
An enclosed ignition flare igniter that includes a housing and two slider assemblies. The housing includes a first portion and a second portion. The two slider assemblies are disposed within the...
6588343 Igniter system for a flare  
An igniter system for a flare that includes a housing, a slider assembly, and a piston assembly. The housing includes two ignition portals for holding ignition pellets. The slider assembly is...
6568329 Microelectromechanical system (MEMS) safe and arm apparatus  
A MEMS type safe and arm apparatus for a fuze includes a setback slider responsive to a first setback acceleration, the setback slider moving linearly in response to the first setback acceleration;...
6431071 Mems arm fire and safe and arm devices  
Miniature arm fire and safe and arm devices include an electrically operated pyrotechnic initiation device ( 5 ) to generate a detonation wave upon command and a movable pressure barrier ( 9 ) that...
6389976 Hard target fuze  
A safe-and-arm device for a projectile fired from a smooth bore gun has a rotor that rotates between a safe position and armed position. A setback sensor retains the rotor in the safe position...
5932834 Auto-destruct fuze  
The Auto-destruct fuze is a mechanism that provides a primary mode detona and a delayed auto-destruct/self-neutralize mode detonator function for a grenade or similar munition. The mechanics for...
5889227 Safety mechanism for preventive premature detonation of an explosive projectile  
An explosive projectile carrying an active charge is to be launched from a barrel. Detonation of the charge requires that a firing pin be driven to a firing position where it impacts a percussion...
5763818 Illuminant igniter pellet ignition system for use in a decoy flare  
A decoy flare ignition system is disclosed which includes an ignition initiator disposed at the aft end of the flare housing. An illuminant igniter is positioned in direct contact with the flare...
5670736 Priming system for the explosive charge of a submunition on board a carrier  
A priming system for the explosive charge of a sub-munition carried on board a carrier comprises a main firing pin, a primer tube operative to move from a safety position to an armed position, at...
H001603 Flare with safe-and-arm ignition system  
An aerial flare having a safe-and-arm ignition system in which a radially vable valve element or slider is retained in a safe position obstructing ignition ports by engagement of the slider with...
5561259 Decoy flare with sequencer ignition  
A decoy flare with a sequenced ignition is disclosed. The flare comprises a case including an aperture for an impulse cartridge, a segment of pyrotechnic material and a sequencer igniter. The...
5549047 Submunition fuse with a nondelay self-destruct firing device  
A submunition fuse presenting a tubular body; a support housed in sliding manner in the tubular body; a firing element housed in sliding manner in the support; a detonating element mounted facing...
5454322 Shock detecting device  
A shock detecting device includes a housing, a weight disposed in the housing and moved by a shock which is more than a predetermined value from outside, an output member rotatably disposed in the...
H001266 Time coupling  
A coupling device for use with a primer and blasting cap in demolition fig devices and the like. The device includes a body portion defining a straight line path from the primer to the blasting...
5101470 Fiber optic light sensor for safing and arming a fuze  
An arrangement used in safing and arming a munition fuze includes a light sensor, a magnet, and a circuit composed of an inductor coil, a storage capacitor, and a photosensitive device. The light...
5063847 Fuse for a projectile  
A fuse for a projectile comprises a first igniter. A rotor is rotatable to bring a second igniter and a detonator into a live position in alignment with the first igniter. The second igniter and...
4986184 Self-sterilizing fire-on-the-fly bi-stable safe and arm device  
A safe and arm device for aligning elements of an energy transfer mechanism of an ammunition fuze includes an inertial mass, an energy transfer mechanism interrupt barrier component and an...
4953475 Safety-arming system for launched projectiles  
Arming of a detonator carried within a tube-launched projectile is delayed n accordance with an operational program of a safety-arming system initiated by simultaneous and independent detection of...
4915028 Dud de-arming device or insert for a projectile fuze  
The dud de-arming device serves to de-arm a fuze of a projectile which has remained lying on the ground or the place where it landed as a dud in order to prevent the discovered dud from still...
4901643 Pyrotechnic fuze for projectiles  
A pyrotechnic fuze for projectiles, rockets, bomblets and mines, which is basically a pyrotechnic self-destruct device, in which a triggering device for a pyrotechnic delay arrangement is arranged...
4848235 Submunition member with laterally outwardly-movable target detection device  
A rotating submunition member which, subsequent to ejection from a carrier, incorporates a target detection device projecting outwardly beyond the wall contour of the member in an operating...
4827846 Initiating device for a training projectile  
An initiating device which employs discardable arming members is disclosed. The design qualifies as a low cost, responsive, impact initiating system for a practice projectile. The method is...
4726294 Projectile impact fuze containing de-arming device  
It happens time and again that a fuze does not function and that the projectile remains in the field or the place where it landed as a dud. When such a dud is found the danger exists that it might...
4704965 Blind-setting device for a detonator  
A blind-setting or protective blocking device for a detonator, in particular for a detonator of a launched bomb, in which a release or tripping lever maintains a securing slider in a secured...
4683823 Safety device for a projectile fuse  
A projectile fuse comprises a rotor rotatable from a safety position to a live position. A slide is arranged to immobilize the rotor in its safety position. A piston is operably connected to the...
4603635 Dual safing for base element fuze  
A base element fuze having dual safing is disclosed. The fuze is useful with an explosive type shell propelled into a ballistic trajectory from the barrel of a gun. The fuze is actuated to move...
4599945 Out-of-line interrupter ignition system for flares and markers  
A hollow pivot pin, with an exposed primer at its side, holds boron potassium nitrate pellets 78 for igniting a flare. A spring-loaded firing pin mechanism is attached radially to the pivot pin and...
4573411 Safety device for a weapon detonator or fuse  
A compact safety device for a fuse or detonator for a weapon such as a bastic projectile to be fired or launched from a tube, is protected against the propellant charge gas pressure by a...
4550661 Safety device for ammunition  
The invention is directed to the provision of a safety device to prevent premature detonation of ammunition, particularly low spin projectiles of the type in which a primer pellet is positioned in...
4534292 Self-destruct device for spin-stabilized projectile detonators  
A self-destruct device for the detonators of spin-stabilized projectiles, wherein a generally crescent-shaped locking lever is pivotably supported on a circular disc-shaped plate which extends...
4449454 Safety mechanism for an explosive body  
An explosive body such as a rocket, bomb, cluster shell, or the like is pided with a safety mechanism which assures that the explosive body cannot explode in its launching tube nor shortly after...
4448129 Telescopic projectile  
The invention relates to a projectile having a head extended by a tubular tail and containing an explosive charge as well as a firing chain for the latter. The tail is made of two telescopic...
4407201 Retard sensor and energy converter  
The method of performing an arming operation in a falling munition which comprises the steps of decelerating the munition, quickly converting a portion of the energy of deceleration to potential...
4393780 Omni directional fuze  
A fuze has a firing pin slidably mounted in a frame. A detonator mounted in he frame is operable to slide into alignment with the pin. An impact sensor can engage and restrain the pin. This sensor...
4240351 Safe-arm device for directed warhead  
A safety and arming device for a directed missile warhead using a rotor hng a plurality of explosive paths therethrough. A central shaft guides axial and rotary movement of said rotor. Missile...
4220091 Delay fuze for explosive charge  
An explosive hand grenade comprises a hollow spherical shell having a sin opening surrounded by a tubular hub, a tubular housing threaded into the hub and extending into the shell, a barrier plate...
4085679 Fuze for explosive magnetohydrodynamic generator  
Apparatus by which high explosive charges are propelled into and detonated at the center of an MHD-X generator. The high explosive charge units are engaged and propelled by a reciprocating ram...
4047484 Fuze with bimetallic spring delay module  
A fuze containing a bimetallic spring delay module, which includes a bimelic Belleville spring and a pyrotechnic charge for heating the spring. The spring is capable of inverting by heat from the...
4029016 Plural mode fuze  
A plural mode fuze with a bimetallic spring delay module providing delay ing, impact functioning, random time detonating and/or self-destruct functioning of a munition. The fuze includes a cup...
4023499 Fuse for rifle-grenade  
A fuse of the type disclosed in U.S. patent application 476,194 has a rod passing through a supporting disc and is axially shifted for releasing a rotor mechanism, it is provided with a head having...
3945324 Projectile fuse  
A fuse assembly for use with projectiles such as shells, bombs, torpedoes and the like provided with an elongated extension rod which imparts to the fuse mechanical proximity characteristics and...
3858516 THERMAL ARMING SYSTEM  
1. An improved arming mechanism for use in a missile comprising: a nose mer affixed to a cylindrical housing member, a spring loaded striker slidably mounted in said nose member, the first end of...
3763785 MAL-ASSEMBLY FEATURE FOR EXPLOSIVE TRAIN FUZES  
A safety device for an explosive train arming rotor type fuze comprising a og co-acting with the arming rotor precluding mal-assembly of the fuze. The fuze may only be assembled when the rotor is...
3706282 ABORT MECHANISM  
A fuze having an arming means, an actuating means, a firing mechanism, an abort catch, and a detonating means. The abort catch of this fuze is capable of preventing the detonation of the fuze under...
Matches 1 - 50 out of 62 1 2 >