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"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 6199469 | Counterbalance weight device A device for weight counterbalance of compensating equilibrators of a TOW weapons system substituted in place of a launch tube. A ballast weight rest on a platform and further includes a centering element, with support and bracing structure, so that the d... | 03/13/2001 |
| 6178866 | Field howitzers Improvements in or relating to field howitzers A light weight field howitzer includes a barrel which is supported by a cradle constructed from hollow members and which is pivotally mounted about a trunnion bearing secured to a chassis. The trunnion bearin... | 01/30/2001 |
| 5663521 | Method and apparatus for controlling an equilibrating system subject to varying temperatures and laying angles An equilibrating system connects a top carriage of a piece of artillery and a pivoting mass. The equilibrating system includes a pressurized gas chamber that exerts a force opposing a force exerted by the pivoting mass. The system also includes two mechan... | 09/02/1997 |
| 5614690 | Equilibrating device for a gun An equilibrating device for a gun having an oscillating mass mounted on a movable top carriage includes a gas chamber, a laying mechanism and an equilibration rod. The gas chamber contains a gas under pressure. The laying mechanism is connected to a gun a... | 03/25/1997 |
| 5413028 | Weapon stabilization system A weapon stabilization system for an unbalanced gun tube pivotally mounted on a tank turret or other movable platform is disclosed. The system includes a muzzle position controller which accounts for flexion of the gun tube and which comprises a muzzle re... | 05/09/1995 |
| 5196642 | Unbalance-compensating device for a weapon, especially a large-caliber weapon with a long barrel An unbalance-compensating device for a weapon, especially a large-caliber weapon with a long barrel, with a component accommodating the barrel, mounted on trunnions in a stationary accommodation, and pivoting in elevation. The pivoting component's center ... | 03/23/1993 |
| 5101708 | Unbalance-compensating device for a weapons system A weapons system has a stationary base and an assembly that has the tube mounted on it, that pivots in the direction of elevation, and that is mounted on a trunnion in a stationary base. The center of gravity of the pivoting assembly is outside the axis o... | 04/07/1992 |
| 5014594 | Unbalance-compensating device for a weapons system especially a heavy weapon An unbalance-compensating device for a weapons system, especially a heavy weapon, with an assembly that has the tube mounted on it, that pivots in the direction of elevation, and that is mounted on a trunnion in a stationary base, whereby the center of gr... | 05/14/1991 |
| 4809585 | Equilibrator assembly for a gun system A gun equilibrator is shown including a driven shaft connected to the gun which compresses coned-disc springs as movement of the shaft lowers the elevated gun. The shaft is driven by a rotating drive nut that has acme threads engaging similar threads on t... | 03/07/1989 |
| 4040332 | Variable spring rate equilibrators Artillery weapon equilibrator assemblies comprising a plurality of coaxia aligned springs, the individual load response rate of which is programmed so that the cumulative load response rate of the plurality of springs simulates a curvilinear force supply... | 08/09/1977 |
