Did You Know...
...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!
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| Number | Title | Issue Date |
| 7478778 | Rocket engine having guide vanes in the nozzle of the engine A rocket engine having guide vanes in the engine nozzle the guide vanes (2) being mounted for turning at or near the rearmost ends of fixed vanes (1) being parallel to the axis of the nozzle and protruding into the combustion chamber of the engine. The... | 01/20/2009 |
| 7117797 | Pyrotechnic charge structure A pyrotechnic charge structure, in particular for use as propellant in a rocket motor, is disclosed. The charge structure has a predetermined longitudinal extension and cross sectional area adapted to the intended purpose. The pyrotechnic charge structure (1; 2; ... | 10/10/2006 |
| 6928931 | Release mechanism in missile A release mechanism between a projectile and a rocket motor in a missile. The projectile releases from the rocket motor during flight of the missile when the rocket motor burns out and aerodynamic retardation commences. The front end of the rocket motor comprises a ... | 08/16/2005 |
| 6659393 | Retarding and lock apparatus and method for retardation and interlocking of elements A retarding and locking mechanism for use between two mutually translatable bodies. A first body can be induced into motion and guided into a second body and, after a predetermined movement of the first body, the first body is subject to retardation and i... | 12/09/2003 |
| 6647889 | Propelling device for a projectile in a missile A propelling device for a projectile that is lying in a standby position within a rocket motor in a missile. The projectile is translated with respect to the rocket motor by means of a pyrotechnic charge before the rocket motor is ignited. The projectile ... | 11/18/2003 |
| 6640720 | Translation and locking mechanism in missile A translation and locking mechanism for a projectile that is lying in a standby position within a rocket motor in a missile, wherein the projectile is translated with respect to the rocket motor by means of a pyrotechnic charge before the rocket motor is ... | 11/04/2003 |
| 6272998 | Projectile with a tracer sleeve having a self-destruction charge A tracer sleeve having a self-destruction charge, for use with a projectile. The tracer sleeve is screwed into a threaded bore in a rearward end of the projectile. The self-destruction charge is situated in a recess in a forward bottom of the tracer sleev... | 08/14/2001 |
| 6269747 | Training rocket for smoke development A training rocket for smoke development. The training rocket includes a rocket tube which contains powder and constitutes a propulsion motor for the rocket. The rocket includes a forward training head which contains a smoke composition adapted to emit vis... | 08/07/2001 |
