1
Alexander S Edelman: Pneumatic weapon with pressure reduction valves. Blum Kaplan, September 13, 1988: US04770153 (94 worldwide citation)

A pneumatic gun has a hollow cylindrical bolt which moves in a housing, being spring-biased to a cocked position. The bolt has a pressure inlet which is coupled to an outlet so that, when air under pressure is supplied to the inlet, the pressure and the drag of the air passing through the bolt urges ...


2
Kenro Motoda, Kensuke Hasegawa: End position control robot. Motoda Denshi Kogyo Kabushiki Kaisha, Blanchard Flynn Thiel Boutell & Tanis, April 7, 1981: US04260319 (74 worldwide citation)

An end position control robot constituted by a compound robot comprising a weight control apparatus a weight control robot having a link arm robot and a position control apparatus of a position control robot, both the apparatus being mechanically associated. The weight control apparatus is construct ...


3
William N Stelcher: Practice weapon including pellet gun mounted within missile firing tube. Kinetronics Corporation, Hill Van Santen Steadman Chiara & Simpson, December 7, 1982: US04362145 (66 worldwide citation)

A practice device which allows the simulation of firing of a weapon such as a light antitank weapon wherein the weapon can be fired in an armory for practice by soldiers without requiring the actual tactical missile to be fired which requires a large firing range with extreme protection of personnel ...


4
William J Balka Jr: Automatic ball server. H Hume Mathews, June 17, 1980: US04207857 (65 worldwide citation)

Automatic ball serving apparatus for serving, lobbing, volleying or smashing balls, such as tennis balls, for practice purposes wherein two cans or buckets are vertically stacked to form a lower generally cylindrical compressed air chamber and an upper generally cylindrical ball feed chamber, a ball ...


5
Ronald S Hawke, Jonathan K Scudder, Kristian Aaland: Multiple stage railgun. The United States of America represented by the United States Department of Energy, L E Carnahan, Roger S Gaither, Richard G Besha, August 10, 1982: US04343223 (62 worldwide citation)

A multiple stage magnetic railgun accelerator (10) for accelerating a projectile (15) by movement of a plasma arc (13) along the rails (11,12). The railgun (10) is divided into a plurality of successive rail stages (10a-n) which are sequentially energized by separate energy sources (14a-n) as the pr ...


6
Oswald P Seberger: Device for silencing firearms and cannon. March 13, 1990: US04907488 (61 worldwide citation)

A cylindrical silencer tube is fastened to the muzzle of a firearm or cannon. A quasi-parabolic reflector placed in front of the gun muzzle directs the main discharge gas and sound wave flow rearward to a tuned chamber behind the gun muzzle. The deflected sound waves strike the rear of the chamber a ...


7
W Jay Culver: Gun sighting apparatus. Blanchard Flynn Thiel Boutell & Tanis, June 8, 1982: US04333385 (61 worldwide citation)

An apparatus for adjusting gun sights, particularly telescopic sights on rifles, wherein the rifle is mounted upon and rigidly clamped to, a gun support which is slidably supported upon a base structure so that the rifle can move a short distance parallel with the axis of the gun barrel when the gun ...


8
Raimar Steuer, Karl Rudolf: System for protecting a target from missiles. Diehl & Co, Scully Scott Murphy & Presser, August 26, 1997: US05661254 (58 worldwide citation)

Described is a system (10) for protecting a target such as an armoured vehicle, a bunker or the like from missiles. The protective system (10) has a launching container (12) with at least one launching tube (36) for an associated fragmentation projectile (38), mounted adjustably on a base portion (1 ...


9
Hans R Robertsson: Scoring of simulated weapons fire with sweeping fan-shaped beams. Saab Scania, Nilles & Custin, August 26, 1980: US04218834 (57 worldwide citation)

For scoring of simulated firing of a weapon, having flatwise-angularly sweeping beams of radiation, emitted at the weapon location during a period beginning at or about the instant of simulated firing are used for measuring the position of a target retroreflector in range and in functions of azimuth ...


10
James P Claypool: Long range electrical stun gun. Haugen and Nikolai, December 5, 1995: US05473501 (56 worldwide citation)

A wire-less dart adapted to be projected by a gun and capable of applying an electrical pulse of sufficient energy to stun a target. The dart includes a photovoltaic cell responsive to a coherent electromagnetic energy source, such as a laser, for converting the beam energy to an electrical pulse. T ...



Click the thumbnails below to visualize the patent trend.