Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 7100511 | Dual redundancy system for electronic detonators A detonator assembly (10) comprising a housing (12) disclosed and claimed. The assembly comprises an main circuit (11) comprising an electrically operable fuse (16) located in the housing. The assembly further comprises at least a first r... | 09/05/2006 |
| 7044045 | Method for programming the shattering of projectiles and tube weapon with programming system A method for programming the shattering of projectiles (G) and a weapon (12) with a programming system (14, 16, 18). The projectiles are intended to destroy a target (Z) at which they are fired along heavily curved trajectories and are detonated at sha... | 05/16/2006 |
| 6557450 | Power indicating setter system for inductively-fuzed munitions A power indicating setter system monitors the power level of a fuze setter coil of a fuze setter system for a gun operable to fire inductively-fuzed shells. The fuze setter system transmits a carrier signal that induces magnetic field power in the fuze se... | 05/06/2003 |
| 6295932 | Electronic safe arm and fire device An electronic safe arm & fire (ESAF) device has a common module and a pair of programmable devices that are readily configurable to different missile types. The ESAF device has a first static arming switch that is controlled by the first programmable devi... | 10/02/2001 |
| 6216595 | Process for the in-flight programming of a trigger time for a projectile element A process for the in-flight programming of a trigger time for an element of a projectile by a fire control system of a weapon, wherein the muzzle velocity (Vo) of the projectile is measured and the distancing velocity of the projectile at at least one oth... | 04/17/2001 |
| 6202532 | Data exchange system and method for ammunition rounds In a weapons system of the type in which a round having a case is fired from a gun, the round including a fuze processor, the round further made up of a firing circuit having a resistor and also having two contacts in the case of the round, the gun having... | 03/20/2001 |
| 6170377 | Method and arrangement for programming shells A method for contactless inductive transmission of programming data to a programmable time fuse included in a shell for a single shot, semi-automatic, or fully automatic shell firing barrel weapon. While the shell is situated in a cartridge chamber of a b... | 01/09/2001 |
| 6138547 | Programmable barrel weapon A shell-firing barrel weapon system for a single shot, semi-automatic or fully automatic firing, including a rifled barrel comprising a programming member for programming with programming pulses fuses in shells fired from the weapon before or in conjuncti... | 10/31/2000 |
| 6135028 | Penetrating dual-mode warhead A penetrating, dual-mode warhead having soft target, surface burst mode and a hard target, penetrating mode is provided. The warhead has a cylindri outer fragmenting shell which contains an explosive surround. A long-rod penetrator with an explosive pay... | 10/24/2000 |
| 5841059 | Projectile with an explosive load triggered by a target-sighting device The invention concerns projectiles having an explosive load generating splinter and/or a core and of which the operation is triggered by a fuse. This projectile is characterized in that the load comprises at least one direction of action and in that the f... | 11/24/1998 |
| 5635667 | Fuse plug pyrotechnic firing device A fuse plug pyrotechnic firing device includes a body, a pyrotechnic train, firing pin and a driving device. The body has an axis and a bore disposed along the axis. The pyrotechnic train is disposed along the axis and includes an upper part and a lower p... | 06/03/1997 |
| 5415103 | Programmable munitions device A programmable munitions device (10) includes a transponder unit (12), a digital interface (18), and munitions unit (20). The transponder unit (12) receives a radio frequency signal from an interrogation unit (22). The transponder unit (12) decodes the ra... | 05/16/1995 |
| 5160801 | Powerless programmable fuze function mode system A system for programming the function mode of a munition fuze without supplying electrical power to the fuze includes an arrangement of programmable elements located internally of the munition that are electrically conductive but which remain electrically... | 11/03/1992 |
| 5014591 | Multiple encoder fuze A time delay mechanism force fuze wherein the mechanism comprising an encoder ring, having an inner surface with a predetermined mask pattern of lands and grooves, is locked by a spring lock exerting pressure in a radially outward motion, thus enhanced wh... | 05/14/1991 |
| 4993322 | Device for selection and triggering of firing circuit Disclosed is a device enabling the selective, simultaneous triggering of high energy detonators, using no sensitive pyrotechnical device, such as exploding wire detonators or slappers. The device comprises, for each of the detonators, an electrical trigge... | 02/19/1991 |
| 4920884 | Selectable lightweight attack munition This portable munition system has multiple modes of operation with the sensor inputs, output actuator circuits, and timing requirements determined by the control electronics. A self-check is performed initially before the munition can be armed. An indicat... | 05/01/1990 |
| 4779533 | Apparatus for setting the ignition timing in projectile fuses In a fuse for projectiles, a timing ring is mounted rotatably around the longitudinal axis of the fuse, whereby the ignition time or the ignition delay time may be set. To resist rotation of the set timing ring, the timing ring is secured by means of a fr... | 10/25/1988 |
| 4699057 | Mortar shell time fuse A mortar shell time fuse of the type which consists of a body and a head, and characterized because it is comprised of: (a) a secondary mass floating upon a return spring in a hole in the body; (b) means for holding the secondary mass at rest; (c) a gear train subj... | 10/13/1987 |
| 4594944 | Setting ring system for electronic time fuzing A system for manually setting a timing value of an electronic fuze for an artillery projectile prior to firing without tools or electric power, and for displaying the set timing value in standard decimal format. Two adjacent setting rings, disposed about ... | 06/17/1986 |
| 4495851 | Apparatus for setting and/or monitoring the operation of a shell fuse or detonator Apparatus for setting and/or monitoring the operation of an electronic fuse for shells to be fired from a gun, by transmitting a microwave data signal and a microwave energy signal to a device inside the fuse from a device outside the fuse, the device ins... | 01/29/1985 |
| 4327625 | Device for transmitting signals to a fuse A device for transmitting signals to a fuse (1), comprising a magnetic circuit and three non-magnetic circuits. The magnetic circuit comprises a coil (5) for transmitting an energy signal which will be recovered by a coil (3) inside the fuse. The three no... | 05/04/1982 |
| 4300452 | Device for transmitting signals by magnetic induction to projectile fuse A device for transmitting signals to a projectile fuse (1) by induction comprises a coil (5) for emitting an energy signal picked-up by a coil (3) inside the fuse. This coil (3) is wound on a first magnetic core (2). A second magnetic core (6) carries thr... | 11/17/1981 |
| 4248153 | Combination fuze for missiles In a combination fuze for missiles comprising a current generator which is driven by a ram air operated means having ram air supplied through an inlet in the nose portion of the missile and supplying electric energy to an electric firing circuit which com... | 02/03/1981 |
| 4237789 | Programmable fuze for projectiles A fuze for projectiles having electronic circuitry therein for receiving radiated signals having a fusible link connected to the electronic circuitry for altering the operation of the electronic circuitry and a threshold detector for sensing the rupture o... | 12/09/1980 |
| 4230042 | Point-detonating impact fuze This is a new point-detonating fuze for spin-stabilized munitions. The fuze has three modules housed in a two-piece body, designed to optimize the penetration capability and to adjust the weight of the fuze. The upper body carries the point-detonating mod... | 10/28/1980 |
| 4212246 | Fuze electronic circuitry Electric circuitry for fuze mode selection and safe and arm function in an nti-ship guided missile is disclosed. Circuitry provides optional proximity fuze selection, and automatic proximity fuze lockout in case of direct target impact. Target proximity en... | 07/15/1980 |
| 4145972 | Dual-mode warhead initiation system Dual-mode capability is provided in a warhead initiation system having an itiation transfer assembly and two, end booster plates. The initiation transfer assembly comprises five, separate lines of mild detonating cord (MDC) swaged together at one end in a... | 03/27/1979 |
| 3977329 | Shock-acceleration activated function selector A mode selector device, such as might be used in a projectile, allowing a simple manual adjustment before firing time to enable a function upon firing. A safe, small, reliable, "fail-useful" mechanism using shock to activate a cutter which removes a parti... | 08/31/1976 |
| 3976012 | Arrangement for automatic switching in electric fuses for projectiles An automatic switching arrangement in electric fuses for projectiles which can be set on at least three different operational functions, for example proximity fuse function and inpact fuse function with two different sensitivities. The electric fuse compr... | 08/24/1976 |
| 3942444 | Variable energy explosive driver An apparatus for providing a variable explosive energy source. The appara has an outer annular body with a wall containing a plurality of radial explosive chambers. A rotatable circular body positioned within the annular body and concentric with its axis... | 03/09/1976 |