| Patent Number |
Title Of Patent |
Date Issued |
| 6835679 |
Lossy fiber UV curing method and apparatus |
December 28, 2004 |
| A method and apparatus for light curing of composite materials in which the radiation required to initiate the curing is delivered via one or more lossy fiber optics. The fiber optics are made lossy by methods such as bending the fiber, weaving the fiber into a mat to create periodic |
| 6497385 |
Rotor blade with optimized twist distribution |
December 24, 2002 |
| A rotor blade has a local geometric twist angle .theta.=.function.(r/R), with R being the blade span and r being the distance along the blade span from the axis of rotation. The blade has an inner region between an (r/R).sub.inner =0.20.+-.0.04 and a transition point at (r/R).sub.trams |
| 6345792 |
Actuating device with at least three stable positions |
February 12, 2002 |
| A mechanical actuating device for moving an aerodynamic or hydrodynamic surface includes plural flexure members confined in an elastically deformed condition. The flexure members are movable against the force generated by their elastic deformation to move the device into one of at le |
| 6304194 |
Aircraft icing detection system |
October 16, 2001 |
| The present invention comprises a system and method for detecting icing conditions in a multi-mode aircraft by indirectly detecting ice accretion through the measurement of aircraft performance related characteristics. Indirect characteristics are used, sometimes in additional to traditi |
| 6220550 |
Actuating device with multiple stable positions |
April 24, 2001 |
| A mechanical actuating device for moving an aerodynamic or hydrodynamic surface includes at least one flexure member confined in an elastically deformed condition. The flexure member is movable against the force generated by its elastic deformation to move the device into one of a pl |
| 6125942 |
Aircraft-based fire-fighting bucket |
October 3, 2000 |
| A fire fighting system uses a bucket suspended from a helicopter to deposit fire retardant onto a fire from an opening in the bottom of the bucket. The bucket has a predetermined configuration and a valve for controlling the area of an opening through which the retardant is deposited whe |
| 6042059 |
System and method of vortex wake control using vortex leveraging |
March 28, 2000 |
| This invention relates to a system and method for reducing the primary vortex wake structure generated by a lifting body mounted on an object moving through a fluid. This is achieved by first, altering the generated initial vortex wake to make it vulnerable to rapid breakup; and, second, |
| 5762448 |
System for alleviating scouring around submerged structures |
June 9, 1998 |
| A system for alleviating scouring damage at the base of a structure anchored in the bed of a body of liquid flowing at a velocity relative to the structure, such as a bridge pier in a river bed, comprises a plurality of hollow vehicle tires surrounding the structure in a matrix of plural |
| 5759399 |
High capacity, low head loss, suction strainer for nuclear reactors |
June 2, 1998 |
| A suction strainer for straining water from the emergency suppression pool of a boiling water reactor includes a plurality of stacked, perforated disks having an internal core with a minimum internal radius r(x) that decreases with increased distance from the intake of the strainer, so t |
| 5752672 |
Remotely controllable actuating device |
May 19, 1998 |
| An actuating device can change a position of an active member that remains in substantially the same position in the absence of a force of a predetermined magnitude on the active member. The actuating device comprises a shape-memory alloy actuating member for exerting a force when ac |
| 5092169 |
Aircraft safety measurement system |
March 3, 1992 |
| The present invention features a technique and system for achieving sufficiently stable, thick liquid films on an aircraft surface during a rain storm in flight, wherein such stable and thick films can be measured to determine liquid water content (LWC) in the air, and (by known corr |
