Abstract: For the attachment of a ballistic hood at a projectile body prior art constructions of projectiles provided a groove in the projectile body. The employment of such groove in the projectile body is undesired for armor-piercing projectiles. By adhesively bonding the ballistic hood to the projectile body there can be avoided the use of such groove. Through the provision of ribs at the inner surface of the ballistic hood which contacts the projectile body there is afforded an exact alignment and centering of the ballistic hood upon the projectile body.

Abstract: With such machine tool the tool magazine is arranged independent of the machine stand. To obtain a tool changer having a simple course of movement which, additionally, does not transmit any vibrations from the tool magazine to the work spindle, the tool changer consists of a slide or carriage which is movably arranged upon a rail. A drive is provided for the carriage for moving the latter upon the rail. The rail is attached at the tool magazine and is extended in length by an extension piece which is arranged at the machine stand.

Abstract: An impact fuze with a time-delay between the impact of a flying object, such as a rocket or projectile at the target and the detonation thereof renders possible the penetration of the rocket or projectile into the target before the detonation. The flight velocity or speed of a projectile decreases with increasing flying time. In order to ensure for a penetration depth which nevertheless is sufficient, the impact time-delay must increase with decreasing flight velocity of the rocket or projectile. For this purpose, a time-delay counter is set by means of a self-destruction counter as a function of the flight velocity.

Abstract: A dummy cartridge or ammunition is disclosed comprising a cartridge case containing a case floor portion, a substantially cylindrical case wall, a substantially conical shoulder portion and a mouth portion. A dummy body member or projectile is inserted into the cartridge case and bears against the case floor portion. Means serve for securing one end of the dummy body member to the floor portion of the cartridge case, whereas a further portion of the dummy body member is attached to the mouth portion of said cartridge case. The dummy body member possesses a substantially cylindrical hollow compartment having a forward portion. An adjustable trim body is inserted into the forward portion of the hollow compartment, in order to place the center of gravity of the dummy cartridge at a predetermined desired position.

Abstract: An ammunition container, especially a drum magazine, is subdivided by side walls into a plurality of sector-shaped compartments. Within the ammunition container there is located a cartridge belt, and protruding into each compartment is a loop of such cartridge belt. Each loop of the cartridge belt consists of two loop portions which bear against the side walls of the drum magazine. By means of magnets, located between the side walls of the drum magazine and the loop portions of the cartridge belt, the cartridges are secured against unintentional shifting.

Abstract: A sabot projectile is disclosed which does not require any complicated fuze and which, during combating targets, especially targets having overlying or tandemly arranged armored plating or other reinforcements, neither explodes upon hitting the first plate nor penetrates all of the plates, without fragmenting. For this purpose, the sabot projectile has a projectile body possessing an axial channel which is closed by a ballistic hood and which is filled with an incendiary charge.

Abstract: A manual cocking device or charger contains an entrainment element operatively connected to a weapon breechblock and movable by means of a tensioning or cocking chain. A sprocket wheel engages with the cocking or tensioning chain and is driven by means of a handcrank which can be fitted onto a drive shaft. For avoiding a premature advance of the breechblock and eliminating the danger of injury to the gun operator by the handcrank, a locking wheel is rigidly mounted for rotation upon the drive shaft. This locking wheel is arrested by means of a locking pin or bolt in a rotational sense which is opposite to the drive rotational direction. The handcrank is axially aligned upon the drive shaft by means of a safety bolt. By means of a common holder or support the locking bolt and the safety bolt can be simultaneously disengaged upon termination of the cocking operation.

Abstract: A safety apparatus for a spinning projectile fuze comprises a rotor with which there is operatively associated a toothed segment which, under the action of the spin, drives a retarding or restraining mechanism and following expiration of the action of the retarding mechanism moves the rotor into its armed or live position. The safety apparatus further comprises a spin safety element and an acceleration-spin safety element. The acceleration-spin safety element contains a ball displaceable by the action of the firing acceleration, and a disc member, and the spin safety element possesses a piston displaceable by the action of the projectile spin in order to release the rotor.

Abstract: An ammunition channel or chute is disclosed which is constituted by a multiplicity of juxtapositioned or adjacently arranged lamellae or plate-like elements which are interconnected by elastic elements. These plate-like elements are pivotally arranged between two end parts upon a shaft which is coaxially arranged with respect to the elevation axis of the weapon. The pivoting of one of the end parts, corresponding to the weapon elevation, is uniformly transmitted by means of the resiliently arranged elastic elements to the individual plate-like elements, so that there is ensured for a precise infeed of ammunition throughout each elevation angle of the weapon.

Abstract: Firing of a tubular-shaped projectile body containing a sharp-edged annular end surface previously created difficulties, because firing the end surface of the tubular-shaped projectile body was damaged by the sabot base portion by virtue of the large acceleration forces. This difficulty is avoided in that the invention contemplates incorporating an at least bipartite ring-shaped wedge member between a cone-shaped portion of the sabot base portion and a cone-shaped rear wall of the tubular-shaped projectile body.

Abstract: For the indirect laying or aiming of a weapon at a target, which weapon is arranged upon a vehicle, there are performed with the aid of an electronic computer predetermined steps which enable the weapon to be layed rapidly, simply and in a fail-safe manner. The weapon is initially oriented with respect to the north direction. The target azimuth is stored in the computer. The computer shows the momentary direction deviation and the weapon is pivoted for such length of time until the display shows "O".

Abstract: The incendiary mass comprises a zirconium or titanium powder containing a mean grain size of 15-50 .mu.m, to which there is added less than 2%-by-weight of an organic binder, in particular polyvinylacetate because small binder concentrations have a favorable effect upon the action or effect pattern of the combusting or burning metal particles, i.e. upon the combustion time and length of the flight trajectory.

Abstract: An apparatus for the lubrication of the locking bolts of a breechblock of an automatic firing weapon enables, with very little maintenance, reliable lubrication of the locking bolts. The lubrication apparatus contains a hydraulically loaded supply container, a hydraulically actuatable dosing device, and a hydraulically releaseable or unlockable check or non-return valve, in order to spray or otherwise apply a lubricant by means of spray or injection nozzles upon the locking bolts within a breechblock housing.

Abstract: Within a cylindrical container or canister, closed at both ends by a respective cover member, there is located a flare or illuminating rocket. For firing the flare rocket it is sufficient to remove the rear cover and by pulling at a tear line there is activated a tear ignition device or fuze. The ignited flare rocket then pierces the front cover member. This front cover member preferably possesses a ring-shaped or annular reference fracture location which subdivides the cover member into a disk-shaped inner portion and a ring-shaped outer portion.

Abstract: A weapon simulator for checking the removal of ammunition from a magazine at the rhythm or cadence with which the firing weapon is fired comprises two cams for feeding the cartridges and mounted upon a shaft driven by a drive motor. The shape of the cams is such that during the removal of the cartridges there occur the same accelerations and decelerations as during the removal of cartridges by means of a firing weapon during series firing.

Abstract: An apparatus for positioning a workpiece comprises four measuring devices which collectively render possible the fabrication of a continuous bore at a workpiece. One part of the bore is produced from one side or face of the workpiece and the other part of the bore from the opposite side or face of the workpiece and both parts of the bore are in alignment with one another. The first measuring device serves to enable rotating a rotatable table through any desired angle, the second measuring device for enabling displacing a slide through any desired amount in the X-direction. According to the invention the third measuring device serves for the exact positioning of the rotatable table at 0.degree., 90.degree., 180.degree. and 270.degree.. Finally, the fourth measuring device ensures that the rotatable table and a work spindle axis precisely intersect.

Abstract: In a method of manufacturing gears with rolled or generated tooth flanks by cutting-out tooth slots or spaces with at least one face-mill cutter head performing a rotational movement about a cutter head axis, wherein the production capacity or efficiency is increased in that for rough cutting the tooth slots, during a first working step, the face-mill cutter head and the workpiece perform a plunge-cut movement with respect to one another. Hence, the cutters of the face-mill cutter head initially contact the workpiece at a predeterminable plunge-cut position between end regions of a tooth slot or space which is to be fabricated. For finish cutting the tooth slots, during a further working step, there is performed a generating movement between the face-mill cutter head and the workpiece.

Abstract: Conventional techniques for fabricating a sabot projectile independently manufacture the projectile and the sabot, and by attachment means these components are secured to one another or held together by a device during molding with a plastic jacket. With the inventive method for producing a sabot projectile and the sabot projectile produced thereby, there is disclosed a method suitable for mass production wherein the sabot, composed of a metal alloy, is directly molded in a first mold, at the projectile body. Holder means are formed which, following the molding operation, retain the sabot at the projectile body. Thereafter, in a second mold, the plastic jacket is molded onto the projectile body and the sabot.

Abstract: The measuring apparatus enables measuring the muzzle velocity V.sub.o of projectiles, especially sabot projectiles, wherein the sabot disintegrates immediately after departure out of the muzzle of the weapon barrel. For this purpose two measuring coils, by means of which there can be measured the muzzle velocity of the projectiles, are secured to a sleeve member which prevents disintegration of the sabot prior to the V.sub.o -measurement.

Abstract: A control apparatus for controlling a feed or advance movement of a tool relative to a workpiece in a gear cutting machine operating according to a continuous cutting process, comprising a drive for the tool and the workpiece and a hydraulic directional control valve having a slide or spool controlling the infeed of pressurized fluid medium to a feed piston. By means of the feed motion of the feed piston there is moved through a preparatory path which can be adjusted by a control cam carrier or support as well as a machining or processing path which is governed by the control cam.In order to prevent, in the presence of false setting of the preparatory path, damage to the workpiece, tool and machine, there is provided a switch for turning-on and turning-off the drive of the tool and the workpiece and a pressure limiter which can be switched-off and switched-on during the time that there is moved through the machining path and preparatory path, respectively.