In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Application No. | Application Title | Issue Date |
| 20120125305 | HIGH-POWER PNEUMATIC WEAPON SYSTEM This invention relates to “high-power pneumatic weapon system”. It is the weapon shooting by means of compressed air, having double pistons engaged each other, fore-sight with multiple adjustments and rotatable around its own axis, and mechanism for releasing excess... | 05/24/2012 |
| 20120024279 | AIR-POWERED TOY GUN AND PLIABLE PROJECTILES FOR SHOOTING THEREFROM An air-powered toy gun is described. The toy gun includes a housing with a barrel. A cartridge slot is formed in the housing to accept a projectile cartridge and align a bullet chamber of the cartridge with the barrel. An air cylinder is attached with the housing. A dua... | 02/02/2012 |
| 20120024278 | RAPID FIRE AIR-POWERED TOY GUN AND PLIABLE PROJECTILES FOR SHOOTING THEREFROM An air-powered toy gun is described. The toy gun includes a main housing with a barrel extending therefrom. The main housing is formed to accept a projectile cartridge and align a bullet chamber of the cartridge with the barrel. An air cylinder is attached with the main... | 02/02/2012 |
| 20110271941 | SOFT-PROJECTILE LAUNCHING DEVICE A device for projecting a soft-projectile made from a super absorbent polymer, the device comprising a holder designed for containing the soft-projectile made from a super absorbent polymer; and a firing mechanism operatively arranged to accelerate the holder from a fir... | 11/10/2011 |
| 20110214655 | PNEUMATIC MECHANISM FOR A TOY WEAPON THAT FIRES LIGHTWEIGHT PAINTBALLS OR PLASTIC BEADS, ACTUATED BY SPECIAL PYROTECHNIC AMMUNITION The invention relates to a pneumatic mechanism actuated by specific pyrotechnic ammunition. The pneumatic mechanism is actuated by specific pyrotechnic ammunition or by blank ammunition and is characterized in that the recoil of the breech block actuates a piston which ... | 09/08/2011 |
| 20110168150 | Reconfigurable Toy Gun A reconfigurable toy gun includes a handle portion, a guide member coupled to the handle portion, and a barrel portion. The barrel portion is slidably coupled to the guide member and movable along the guide member between a first end portion of the guide member and seco... | 07/14/2011 |
| 20110041824 | TOY EMPLOYING CENTRAL SHAFT COCKING MECHANISM FOR RAPID FIRE PROJECTILE LAUNCHING AND METHOD THEREOF A toy for launching two or more projectiles employing a central shaft cocking mechanism for rapid fire projectile launching through quick, simple and fun cocking and triggering mechanisms. The toy includes a housing assembly, a projectile device disposed about the housi... | 02/24/2011 |
| 20110017185 | BALL LAUNCHING DEVICE A ball launcher of the type that includes a piston slidable in a launch tube to increase air pressure behind a ball loaded into a front end of the launcher includes a launch tube of an outwardly flared construction to a diameter greater than the diameter of the ball loa... | 01/27/2011 |
| 20100024791 | Apparatus for Driving Small Projectiles with an Archery Bow An apparatus for launching projectiles. The apparatus includes a hollow cylinder and a piston in sliding engagement through the hollow cylinder. The piston is configured to drive a fluid through the hollow cylinder. The apparatus further includes a barrel defining an op... | 02/04/2010 |
| 20090064979 | TOY PROJECTILE LAUNCHER The present invention is a toy launcher which is transfigurable from a compacted state to an operative state for launching projectiles. In one embodiment, the launcher utilizes a hand-pressurized air pump for providing the launching power, and may accommodate multiple t... | 03/12/2009 |
| 20080022990 | Pressure charged soft projectile launcher A projectile launcher for launching soft projectiles. The projectile launcher features a breech loading mechanism for loading soft projectiles into the launcher. The projectile launcher includes a pressure vessel which is pressurized by a positive displacement type pump... | 01/31/2008 |
| 20070204841 | Action reciprocating structure of a toy gun An action reciprocating structure of a toy gun an action part and a gear box of a loading mechanism, of a toy gun, wherein the action part is located at a top of the toy gun, the gear box is located at a bottom of the toy gun, and a reciprocating mechanism is located be... | 09/06/2007 |
| 20070101982 | Toy soft dart launcher A toy launcher for launching soft darts includes a housing; a motor in the housing; a dart magazine subassembly supported by the housing; a dart magazine rotation subassembly supported by the housing and operated by the motor; and a dart launcher assembly supported by t... | 05/10/2007 |
| 20070034197 | Rapid-firing projectile launcher A projectile launcher has a magazine of launching chambers for holding a plurality of projectiles at the launcher's front end. The projectiles are launchable by the delivery of a blast of compressed air through each chamber's respective air inlet. The air inlets are uni... | 02/15/2007 |
| 20060070722 | Air cannon manifold An apparatus for cleaning deposits from the interior surfaces of an industrial vessel, such as a kiln. The apparatus utilizes an air cannon manifold for selectively directing and venting a high volume of pressurized fluid to any one or more of a plurality of access port... | 04/06/2006 |
| 20050188974 | Portable electric driven compressed air gun A portable electric motor driven air gun powered by a power source. The motor is coupled to a lead screw, which drives a piston. The piston compresses air in a chamber producing high-pressure air. When sufficient energy is stored within the air stream by the piston a va... | 09/01/2005 |
| 20050183710 | Air Pressure Projectile Launcher An air pressure projectile launcher toy comprising at lease one soft foam projectile and a telescopic tube assembly, adapted on one end for releasably securing a projectile, and capable of generating a high speed compressed air stream, which is buffered by a large avail... | 08/25/2005 |
| 20050115550 | Pneumatic assembly for a paintball gun A pneumatic assembly for a paintball gun preferably includes a bolt slidable between an open and a closed position. The bolt preferably operates as a firing valve by permitting compressed gas to flow through the bolt when the bolt is in the closed position but preventin... | 06/02/2005 |