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A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
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| Number | Title | Issue Date |
| 7555977 | Firing pin and valve assembly A gun for firing a round of caseless ammunition, a round of such ammunition having a projectile and a modular propellant, the projectile and a modular propellant being disposable for firing in a gun tube, includes an actuatable valve being selectively openable to th... | 07/07/2009 |
| 7458304 | Mortar bomb vacuum positioning apparatus A mortar munition includes a mortar tube; an opening in the wall of the mortar tube; a spring loaded valve assembly disposed in the opening in the wall of the mortar tube; a solenoid having a plunger, the plunger being disposed to open the spring loaded valve assemb... | 12/02/2008 |
| 7441489 | Mortar bomb positioning apparatus A mortar munition includes a mortar tube; first and second openings in the wall of the mortar tube, the first opening being closer to a breech end of the mortar tube than the second opening; a spring loaded valve assembly disposed in the first opening in the wall of... | 10/28/2008 |
| 7360489 | Non-lethal cargo projectile A non-lethal cargo projectile comprises a projectile body; a fuze adapter attached to a front of the projectile body; a fuze attached to the fuze adapter; a boattail attached to a rear of the projectile body; a pressure tube extending from the fuze adapter to the bo... | 04/22/2008 |
| 7347023 | Machine guns having detachable barrels and methods operating the same Machine guns having detachable barrels and methods of operating the same are disclosed. An illustrated example firearm includes a housing; a removable barrel; a latch to releasably secure the barrel in the housing, the latch having a released state and a secured sta... | 03/25/2008 |
| 7150218 | Target defense system comprising a projectile launcher device The invention relates to a defense system for a target against an attacking projectile of the type incorporating a launcher for defensive projectiles and control means for the device after the attacking projectile has been detected, wherein the launcher device compr... | 12/19/2006 |
| 7140290 | Mortar deployment and storage system A system for stowing and deploying a mortar from a transport vehicle employs a hoist mechanism, a support frame, a pair of guide arms and a barrel-support strut attached to a transport vehicle. The support frame is adapted to be temporarily engaged with the mortar b... | 11/28/2006 |
| 7047886 | Method and apparatus for removing obstructions in the mines The present invention is directed to a system for fragmenting rock obstacles and obstructions in mines. The system uses a projectile having a flat or concave nose and a detonating device that has a safety pin to prevent a striker from prematurely igniting the primer... | 05/23/2006 |
| 7040211 | Mortar bomb retention apparatus A mortar bomb retention apparatus for retaining a mortar bomb in a mortar tube includes a lever arm; a lever positioner in which the lever arm is rotatably mounted; a generally cylindrical housing having a central opening therethrough, the central opening comprising... | 05/09/2006 |
| 7036419 | Adapter device for projectile fired from a launching tube An adapter device (10) is used in order to allow a projectile (12), such as missile, to be launched from a standard launching tube (14), without having to modify the latter. This device comprises an adapter tube (24) in which the projecti... | 05/02/2006 |
| 6912945 | Artillery firing system A recoil buffering apparatus for use with an artillery gun of the type comprising a breech assembly (15) connected to a barrel (12), the breech assembly (15) having a firing mechanism for firing a projectile through an open end of the barrel ( | 07/05/2005 |
| 6460448 | Automated loader assist for mortars The loader assist for mortars allows for the automated loading of ammunition through the muzzle. The invention assists soldiers by transporting the shell into the muzzle from a lower position near the base of the mortar tube thus reducing exposure to enfi... | 10/08/2002 |
| 6000313 | Carrier vehicle for a tube weapon A carrier vehicle (1) for a tube weapon (2) having a resiliently arranged undercarriage (3) and a support arrangement (5) which in the combat-ready position is arranged between the vehicle (1) and the ground (4), with the support arrangement comprising at... | 12/14/1999 |
| 5965835 | Apparatus for monitoring the loaded or unloaded condition of a front loading weapon A front loading weapon includes a barrel for firing ammunition therefrom; a breechblock arranged at a rear terminal portion of the barrel; a firing pin carried by the breechblock; and an apparatus for monitoring load conditions of the barrel. The apparatu... | 10/12/1999 |
| 5668341 | Silent mortar propulsion system A propulsion system to provide silent firing of a mortar weapon using standard and nonstandard mortar tubes or launch assemblies has been invented. The system utilizes a precision rupture disc mechanism to control combustion and energy release to effect c... | 09/16/1997 |
| 5429032 | Lightweight mortar and baseplate apparatus A portable lightweight mortar utilizes a triangularly-shaped canvas base te designed to withstand the high resolved tensile loading stresses generated by mortar firings and transmitted to it by three truss rods which are disposed in grommets located in t... | 07/04/1995 |
| 5381720 | Device for mortars An apparatus for mortars for simulating the loading and firing of live ammunition by using a dummy shell. The apparatus includes a mortar, a spacer piece, and a dummy shell. The spacer piece and dummy shell are inserted into the mortar barrel. The length ... | 01/17/1995 |
| 5345853 | System for anchoring a projectile launcher to the ground An anchoring system for anchoring a projectile launcher to the ground. The launcher includes a tubular body accommodating at least a projectile to be fired and a propellant charge. The system further includes least one anchoring element that penetrates th... | 09/13/1994 |
| 4982646 | Barreled weapon A barreled weapon including a forward barrel segment which is tiltable about a trunnion through the intermediary of an actuating arrangement, and additionally includes a rear barrel segment which is similarly pivotable about the trunnion whereby the barre... | 01/08/1991 |
| 4864912 | Breechblock with firing pin for mortars Breechblock with firing pin for mortars, which has barrel (1), breechblock (2), and base plate (3) united as follows: (a) barrel (1) to breechblock (2), using at least one key (8) accomodated in key seat (11) of barrel (1) and provided with holes (81) into whi... | 09/12/1989 |
| 4762047 | Mortar The improved mortar has a sealing means that provides a double seal to the firing pin so that hot ignition gases from the mortar tube are prevented from damaging the firing mechanism. The improved mortar also has an improved base plate, the improvement in... | 08/09/1988 |
| 4709614 | Throwing device for firing incandescent bodies A light and portable throwing device which can be carried and operated by only one person, for firing incandescent bodies that light large combat areas, comprising a separable firing tube which carries in its partial tube sections individual lighting elem... | 12/01/1987 |
| 4059820 | Seismic wave generator and method of geophysical prospecting using the same A device for generating seismic waves in the earth employs an elongated open-ended barrel having its closed end adjustably supported on a base plate for inclinations with respect to the base from about 15° to 30° is also rotatable about an axis normal t... | 11/22/1977 |
| 4012986 | Variable-elevation field guns for mortar and cannon applications An adjustable, easily erectable field piece settable at variable elevation angles is described. A two-point support is adapted to pivotally carry an intermediate member which is affixed to a composite sleeve serving as a barrel support member. A mortar br... | 03/22/1977 |
