Patents by Inventor Peter Wallow
Peter Wallow has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 4995573Abstract: A projectile has a main body having a smooth end region, an intermediate sleeve over the smooth end region, a guide mechanism sleeve and guide fins. In one embodiment, the intermediate sleeve has an internal surface and an external thread, the intermediate sleeve being soldered at the internal surface to the smooth end region of the main body. The guide mechanism sleeve has an internal thread screwed with the internal thread onto the external thread of the intermediate sleeve at a tail region of the projectile. The guide fins are fixed to the guide mechanism sleeve. In a second embodiment, the projectile includes a longitudinally extending main body having an end region conically tapered toward a front end of the projectile, and a conically tapered intermediate sleeve having longitudinally extending slots, regions of the intermediate sleeve between the slots being radially elastic. The intermediate sleeve is fitted over the tapered end region of the main body so as to clamp the tapered end region.Type: GrantFiled: December 22, 1989Date of Patent: February 26, 1991Assignee: Rheinmetall GmbHInventor: Peter Wallow
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Patent number: 4901645Abstract: An improved inertial projectile arrangement including a subcaliber projectile penetrator which is composed of a prepenetrator portion with a nose point and a main penetrator portion. The penetrator has a large length/diameter ratio and a high density. A sabot, composed of at least two segments, encompasses a part of the prepenetrator portion. The periphery of the encompassed prepenetrator and the sabot being joined to each other by form-locking means. The sabot segments separate from the penetrator upon exiting from the muzzle of the gun barrel from which the projectile is fired. The form-locking means are at least partially formed of irregularities or unevenesses on the periphery of the encompassed prepenetrator portion and the interior periphery of the sabot. A plurality of fracture zones and a transfer frusto-conical portion are disposed on the prepenetrator. The fracture zones achieve an intended breakup of the prepenetrator upon impact.Type: GrantFiled: August 24, 1981Date of Patent: February 20, 1990Assignee: Rheinmetall, GmbHInventors: Bernhard Bisping, Hermann Jansen, Peter Wallow
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Patent number: 4850279Abstract: A subcaliber projectile has a small-diameter projectile body extending along and centered on an axis, having a radially outwardly directed outer surface, and adapted to move in a predetermined axial back-to-front direction, and a sabot formed of a plurality of similar segments annularly surrounding at least a portion of the body, the segments forming an inner surface generally on the outer surface of the body and having an extreme front end and an extreme rear end. This projectile is formed on one of these surfaces at the extreme rear end of the sabot with a radially projecting ridge of generally semicircular shape having a center of curvature. The other of the surfaces is formed at the extreme rear end of each segment of the sabot with a radially open recess complementary to and receiving the ridge.Type: GrantFiled: August 12, 1987Date of Patent: July 25, 1989Assignee: Firma Rheinmetall GmbHInventors: Reinhart Fuchs, Hans W. Luther, Peter Wallow, Juergen Boecker, Walter Simon, Rudolf Romer, Klaus Gersbach, Bernahrd Bisping, Karl W. Bethmann
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Patent number: 4850280Abstract: A propelling cage sabot is provided with longitudinal slits and its front region is provided with centering holding elements which are oriented inwardly toward the projectile while its rear region has a centering face associated with the projectile. A rear opening in the propelling cage sabot is provided with an internal thread to accommodate a screw-in element which at its front serves as a seat for a tail surface of the projectile. Compressible band-shaped elements disposed around the circumferential region of the propelling cage sabot may be provided. Conical surfaces of the propelling cage sabot facilitate insertion of the arrangement at a cadence customary in automatic equipment, with any possibly occurring insertion shock not resulting in relative axial movement of the projectile with respect to the propelling cage sabot due to a frontal holding region and the centering surface.Type: GrantFiled: October 21, 1987Date of Patent: July 25, 1989Assignee: Rheinmetall GmbHInventors: Peter Wallow, Karl W. Bethmann
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Patent number: 4774889Abstract: An improved armor-piercing inertial penetrator projectile having a prepenetrator which has a substantially uniform flight diameter D, over substantially its entire length. A prepenetrator assembly is formed by a plurality of elements which are adapted to interact with the material of the corresponding target upon inpact so as to form an effective surface which has a diameter larger by a predetermined amount than the flight diameter D of the prepenetrator.Type: GrantFiled: January 21, 1987Date of Patent: October 4, 1988Assignee: Rheinmetall GmbHInventors: Peter Wallow, Bernhard Bisping
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Patent number: 4770102Abstract: There is disclosed a kinetic energy type projectile having an armor piercing head which is intended to penetrate multi-shell targets, and even sharply angled targets. The piercing head is provided with favorably discriminated shearing regions which are axially spaced apart by distances corresponding to the thicknesses of the shells which are to be pierced by the piercing head. The shearing regions are provided by external or internal localized transverse weakenings e.g. grooves, or heat treatments by electronic bombardment, applied to the external surface of the piercing head and/or in a central bore in the piercing head. Additionally, the localized weakenings may be provided by bound collars on the piercing head.The shearing regions are progressively stronger in a direction from the front of the piercing head so that they will shear consecutively as the head pierces successive shells of a multi-shell target.Type: GrantFiled: October 3, 1984Date of Patent: September 13, 1988Assignees: Rheinmetal GmbH, Etat FrancaisInventors: Bernhard Bisping, Hans W. Luther, Udo Sabranski, Peter Wallow, Yves Millet, Jean Sauvestre
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Patent number: 4765248Abstract: A subcaliber projectile intended for arrow stabilization has its guide assembly set so that the projectile spins around its longitudinal axis and is constructed so that it is unbalanced with respect to its longitudinal axis such that the spinning reaches a critical number of revolutions at a given time during the trajectory of the projectile and the resulting resonance causes destruction of the projectile.Type: GrantFiled: April 23, 1987Date of Patent: August 23, 1988Assignee: Rheinmetall GmbHInventors: Heinz-Josef Kruse, Ulrich Theis, Klaus D. Pahnke, Peter Wallow, Wilfried Becker
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Patent number: 4747191Abstract: A sabot arrangement is produced in accordance with an improved manufacturing method. The sabot arrangement includes a rotational symmetrical sabot body having a central axial bore and radial separating grooves or slots. The radial grooves or slots divide the sabot body into a plurality of equal segments. These slots nearly sever the sabot body into separate segments, so that a material bridge remains near a forward edge and a material bridge remains near a rear edge of the sabot body, which material bridges function as fracture zones.Type: GrantFiled: September 16, 1985Date of Patent: May 31, 1988Assignees: Rheinmetall GmbH, L'Etat Francais represente par le Delegue General pour l'ArmementInventors: Patrick Montier, Pierre A. Moreau, Jean-Claude Sauvestre, Walter Simon, Bernhard Bisping, Peter Wallow, Klaus Gersbach
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Patent number: 4724770Abstract: A subcaliber projectile has a small-diameter projectile body extending along and centered on an axis, having a radially outwardly directed outer surface, and adapted to move in a predetermined axial back-to-front direction, and a sabot formed of a plurality of similar segments annularly surrounding at least a portion of the body, the segments forming an inner surface generally on the outer surface of the body and having an extreme front end and an extreme rear end. This projectile is formed on one of these surfaces at the extreme rear end of the sabot with a radially projecting ridge of generally semicircular shape having a center of curvature. The other of the surfaces is formed at the extreme rear end of each segment of the sabot with a radially open recess complementary to and receiving the ridge.Type: GrantFiled: December 16, 1985Date of Patent: February 16, 1988Assignee: Rheinmetall GmbHInventors: Reinhart Fuchs, Hans W. Luther, Peter Wallow, Jurgen Boecker, Walter Simon, Rudolf Romer, Klaus Gersbach, Bernhard Bisping, Karl W. Bethmann
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Patent number: 4716834Abstract: An improved inertial armor-piercing penetrator projectile wherein the axial length of the projectile is a relatively large multiple of its diameter. The projectile includes a pre-penetrator and a main penetrator with a nose and a tail. The forward portion of the main penetrator is operatively connected to the tail of the pre-penetrator. The pre-penetrator comprises a plurality of partial cores which are axially arranged one behind the other and are operatively connected to each other at mutual coupling regions so as to form a stack. The stack of partial cores includes centering and/or fixing means which may take various forms and can be selectively exchanged. The cover and the centering and/or fixing means are adapted to achieve a predetermined fracturing or separation upon the application of a predetermined load. Thus, the centering and/or fixing means include a weakened portion where the fracturing or separation occurs.Type: GrantFiled: August 14, 1985Date of Patent: January 5, 1988Assignee: Rheinmetall GmbHInventors: Peter Wallow, Bernhard Bisping
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Patent number: 4706569Abstract: A projectile, e.g. a subcaliber projectile to be fired from the barrel of a weapon, comprises an elongated main body having a central bore and forming a projectile of the inertial or impact type, the bore receiving a caliber or subcaliber auxiliary projectile and an appropriate charge so that a proximity fuse on the main projectile body can fire the auxiliary projectile body in an armor breaking fashion to facilitate penetration by the main body of the armored vehicle. Both projectiles are of the impact or inertial type in which their kinetic energy enables them to pierce the armor.Type: GrantFiled: November 9, 1984Date of Patent: November 17, 1987Assignee: Rheinmetall GmbHInventors: Peter Wallow, Bernhard Bisping
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Patent number: 4702172Abstract: A sabot arrangement is produced in accordance with an improved manufacturing method. The sabot arrangement includes a rotational symmetrical sabot body having a central axial bore and radial separating grooves or slots. The radial grooves or slots divide the sabot body into a plurality of equal segments. These slots nearly sever the sabot body into separate segments, so that a material bridge remains near a forward edge and a material bridge remains near a rear edge of the sabot body, which material bridges function as fracture zones.Type: GrantFiled: May 14, 1985Date of Patent: October 27, 1987Assignees: Rheinmetall GmbH, Etat Francais represente par le Deleuge General pour l'armementInventors: Peter Wallow, Klaus Gersbach, Walter Simon, Bernhard Bisping, Patrick Montier, Pierre A. Moreau
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Patent number: 4697525Abstract: An improved subcaliber fin-stabilized penetrator projectile of an equal diameter along its whole cylindrical length which is made of a high density, ductile, heavy metal. The herein described penetrator has a steel ballistic hood coaxially mounted on the front end thereof and a plurality of frontal cores mounted one behind the other in an axial direction behind said ballistic hood, and a main penetrator core arranged behind the frontal cores. Detachably connected to said ballistic hood and extending from said hood to the frontal region of the main penetrator core is a cylindrical casing of heavy metal having a smooth external surface and an outer diameter which is equal to the outer diameter of the main penetrator core. The plurality of frontal cores are partially mounted in said cylindrical casing, and partially in said ballistic hood.Type: GrantFiled: October 10, 1986Date of Patent: October 6, 1987Assignee: Rheinmetall GmbHInventors: Jurgen Bocker, Hans W. Luther, Peter Wallow, Horst Fritsch
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Patent number: 4671179Abstract: The target-effective mass of cartridged ammunition is increased while maintaining a predetermined cartridge length.A projectile body has a projectile tail portion extending rearwardly on which a fin or wing-stabilization arrangement is mounted. This tail portion extends rearwardly towards the immediate vicinity of the propellant charge casing bottom. A projection extends rearwardly past the wing or fin-stabilization guide arrangement. This projection includes a massive portion which separates at firing from the propellant charge casing bottom. The rear portion of the projectile body is surrounded by a sheathing of combustible material forming the ignition element which sheathing extends from the cartridge case bottom up to at least the middle of the propellant charge casing and has a longitudinal extent l.sub.2.Type: GrantFiled: March 13, 1985Date of Patent: June 9, 1987Assignee: Rheinmetall GmbHInventors: Reinhard Synofzik, Michael Schwenzer, Peter Wallow
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Patent number: 4671180Abstract: An improved armor-piercing inertial penetrator projectile having a prepenetrator which has a substantially uniform flight diameter D, over substantially its entire length. A prepenetrator assembly is formed by a plurality of elements which are adapted to interact with the material of the corresponding target upon impact so as to form an effective surface which has a diameter larger by a predetermined amount than the flight diameter D of the prepenetrator.Type: GrantFiled: March 27, 1985Date of Patent: June 9, 1987Assignee: Rheinmetall GmbHInventors: Peter Wallow, Bernhard Bisping
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Patent number: 4635556Abstract: A penetrator shell has similar front, intermediate, and rear core elements each having an at least partially forwardly convex front face and an at least partially complementarily rearwardly concave rear face and lying in a stack extending along an axis with the front faces of the intermediate and rear elements engaging in the rear faces of the respective front and intermediate elements. A high-density main penetrator body engages against and extends axially rearward away from the rear face of the rear body. A high-density casing sleeve engaged snugly around the core elements has a front end generally at the front element and a rear end secured to the main penetrator body. An aerodynamic tip is secured to and extends axially forward from the front end of the sleeve. This tip bears axially rearward on the front core element and presses same and the other elements axially rearward against one another and the main penetrator body.Type: GrantFiled: March 17, 1983Date of Patent: January 13, 1987Assignee: Rheinmetall GmbHInventors: Juergen Boecker, Hans W. Luther, Peter Wallow, Horst Fritsch
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Patent number: 4616569Abstract: An armor-penetrating projectile comprises an outer substantially cylindrically tubular member of great length/diameter ratio and density, centered on an axis, and having an axially throughgoing bore defined by an inner surface and an axially elongated inner member of greater strength and elasticity than the outer member extending axially through the bore the full length of the outer member and having an outer surface in tight radial contact with the inner surface of the outer member at at least a plurality of annular locations spaced along the axis. This inner member can be a bundle of wires that is inserted through the bore after the outer member has been expanded by heat, then twisted and longitudinally prestressed to lock tightly in the outer member.Type: GrantFiled: March 11, 1983Date of Patent: October 14, 1986Assignees: Rheinmetall GmbH, L'Etat Francais represente par le Delegue General pour l'Armement Bureau des Brevets et InventionsInventors: Patrick Montier, Jean-Claude Sauvestre, Karl W. Bethmann, Bernhard Bisping, Peter Wallow
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Patent number: 4603636Abstract: A form-locking device for holding a sabot on a projectile body of a subcaliber inertial projectile consists of a metal strip round overlapping turns or endless metal rings in overlapping relationship formed on said body preferably with hot or cold working and previously provided with an outwardly open groove or formed with an outwardly working groove during the working operation to receive complementary ridge or projection of the sabot. The system avoids notching of the projectile body and lessening of the penetrability of the projectile.Type: GrantFiled: July 19, 1984Date of Patent: August 5, 1986Assignee: Rheinmetall GmbHInventor: Peter Wallow
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Patent number: 4597333Abstract: A composite armor-piercing subcaliber projectile has a front projectile part generally centered on an axis and having a rearwardly extending cylindrical sleeve of predetermined outer diameter and also generally centered on the axis and a rear projectile part centered on the axis and having a cylindrical outer surface substantially of the outer diameter and having a small-diameter forwardly extending projection fitting complementarily within the sleeve. An explosive charge between the front and rear parts can be detonated, as for example by a proximity fuse, to push the front part axially forward away from the rear part. The front part and sleeve can be unitary. In addition the front part can be tubular and centered on the axis.Type: GrantFiled: July 9, 1984Date of Patent: July 1, 1986Assignee: Rheinmetall G.m.b.H.Inventors: Jurgen Bocker, Peter Wallow
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Patent number: 4542696Abstract: A munitions round for a subcaliber projectile to be fired from a barrel-type weapon has a casing, of a uniform outer cross section substantially over its entire length, receiving the projectile which is at least partially surrounded by the gas-generating propellant charge. A drive body is mounted at the forward end of the projectile and has a rearward pressure-receiving surface which droops inwardly toward the projectile from an outer edge of the body which is engaged by the casing. The body is formed from a plurality of segments which form-fittingly hug the projectile and have confronting angularly spaced separating surfaces bridged by a sealing member. The forward end of the body, formed by the segments, is concave forwardly and has a leading edge which is disposed outwardly and axially ahead of the rearward inner edge of this surface which forms a pocket engaging the air upon propulsion of the projectile from the barrel to effect separation of the segments and dislodgment of the body.Type: GrantFiled: November 1, 1983Date of Patent: September 24, 1985Assignee: Rheinmetall GmbHInventors: Bernhard Bisping, Peter Wallow, Klaus Gersbach, Rudolf Romer