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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Bushman; Boyd B.
Address:
Lewisville, TX
No. of patents:
27
Patents:












Patent Number Title Of Patent Date Issued
6606578 System and method for electromagnetic propulsion fan August 12, 2003
An electromagnetic propulsion fan includes a hub and a plurality of fan blades coupled to the hub. The electromagnetic propulsion fan also includes a rim coupled to the fan blades such that rotating the rim causes the fan blades to rotate. The rim includes a plurality of magnets coupled
6411001 Variable ratio angled magnetic drive June 25, 2002
The present invention encompasses an angled magnetic drive that includes a motor for generating rotary motion about a first axis. This angled magnetic drive also includes a driving member coupled to the motor and rotated by it. The driving member includes a plurality of magnets coupled
6028434 Method and apparatus for detecting emitted radiation from interrupted electrons February 22, 2000
A system for evaluating defects and determining unknown parameters is provided which includes an AC source (10) coupled to a device under test (36). A radiation detector (16) detects radiation emitted from interrupted electrons flowing in the surface of the device under test (36). An
5999652 Plume or combustion detection by time sequence differentiation of images over a selected time in December 7, 1999
A method and system of image modulation detection of an aircraft or missile exhaust plume or explosives by time sequence differentiation is provided. The method comprises the steps of forming two sequential images of the field of view in which an exhaust plume to be detected is located,
5982180 Metal detection system and process using a high voltage to produce a visible electrical discharg November 9, 1999
The apparatus includes an electrical circuit for producing a high voltage at a high frequency with very little current and an elongated and electrically insulated electrical conductive member coupled to the circuit for producing an electrical discharge when in close proximity to a metal
5929732 Apparatus and method for amplifying a magnetic beam July 27, 1999
An apparatus and method for creating a magnetic beam wherein a focusing magnet assembly (45) is comprised of a first opposing magnet pair (20) and a second opposing magnet pair (30) disposed in a focusing plane, each magnet of the respective opposing magnet pairs having a like pole direc
5836549 Airfoil leading edge with cavity November 17, 1998
A jet airplane capable of supersonic flight has airfoils with leading edges. Each leading edge has a cavity which extends for substantially the entire length of the airfoil. The leading edge also has a cover which is approximately the same size as the cavity. The cover has an open positi
5793889 Plume or combustion detection by time sequence differentiation August 11, 1998
A method and system of image modulation detection of an aircraft exhaust plume by time sequence differentiation is provided. The method comprises the steps of forming two sequential images of the field of view in which an exhaust plume to be detected is located, and forming a differentia
5775635 Aircraft engine nozzle July 7, 1998
An aircraft engine has a nozzle shaped to reduce the volume of Mach diamonds being formed in the exhaust plume. A notch or recess is formed in the discharge edge of the nozzle. The recess provides a forward discharge edge that causes additional Mach diamonds to occur at a regular spacing
5726798 Method and apparatus for filter infrared emission March 10, 1998
A method and apparatus are provided for emitting a laser like monochromatic narrow beam of light at a selected wavelength from a heated emitter member having a plurality of parallel layers while reducing emission at other wavelengths of light. The parallel layers are overlaid with each o
5680135 Radiation communication system October 21, 1997
An aircraft has an exhaust flame or plume which can be modulated to communicate. A sound emitter is mounted to the aircraft for emitting acoustic waves into the exhaust plume. An encoder will control the emitter at selected digital sequence to provide a digital message. The flame or
5637946 Thermally energized electrical power source June 10, 1997
An electrical device functions as a thermally energized DC power source. The device has a base plate of conductive metal. A number of electrode points protrude upward from the base plate, terminating in a sharp edge. A collection plate of conductive metal is positioned above the sharp up
5590014 Method and apparatus for supplying electric power December 31, 1996
A method and apparatus are provided for supplying electric power in the form of an output d.c. voltage. An electret material emits the output d.c. voltage in response to continuously applying a high potential static field across the electret material. In a preferred embodiment, a central
5543917 Object detector August 6, 1996
A method for detecting objects while eliminating unwanted background utilizes polarizing contrasts. A lens systems focuses light from the field of view through a beam splitter. One beam passes to a digitizer through a polarizer which polarizes the beam at one angle. The other beam is
5542247 Apparatus powered using laser supplied energy August 6, 1996
A method and apparatus are providing for converting energy into thrust, and directing the thrust to move an object. The apparatus includes a chamber having air disposed therein, a pulsed laser for converting an energy source into light pulses, and a lens for receiving the light pulses an
5514926 Power transfer apparatus and method May 7, 1996
A method for transferring power employs moving a magnetic field past a nonmagnetic electrical conductor surface. In one instance, a magnet is mounted on a rotational axis, with the periphery of the magnet in close proximity to the object. The object may also be on a rotational axis.
5511044 Thrust producing apparatus April 23, 1996
A device for producing thrust has a variety of uses, such as pumping liquid, compressing or blowing air, or powering an aircraft. The device has a chamber with a sound driver located therein. The sound driver creates a compression standing wave in the chamber which will have at least
5504486 Detection system April 2, 1996
A detection system will detect targets against a fixed background if the target is of a type emitting a gaseous plume. The detection system directs electromagnetic energy, preferably radio frequency signals, toward the fixed background in an area of suspected target activity. The detecti
5497156 Towed target March 5, 1996
A towed target or decoy serves to avoid heat-seeking and radar missile attacks on a jet aircraft. The decoy has a body with a nose and a sidewall. A ring surrounds the body and the spaced from it. The interior of the ring and the exterior of the body have reflective surfaces. The ref
5492010 Position identification device using an accelerometer February 20, 1996
A device for determining position uses three voltage dividers. Each voltage divider is a metal conductor having a head on one end and two legs on an opposite end. The tips of the legs of each of the bodies are located in planes which are perpendicular to the other bodies. A DC voltage is
5452089 Object locator September 19, 1995
A search light employs variable polarization angles to enhance target identification. The search light shines a beam of light which may be directed across terrain. The beam of light is alternated in polarization angles at a rate of about five to twelve cycles per second. The alternat
5430448 Object detection system July 4, 1995
A detection system will detect and identify self-propelled objects, such as missiles, which create a hot exhaust plume. The exhaust plume has radiation which flickers with a frequency range of interest. This frequency range can be detected with various detectors, such as an ultraviol
5428221 Heat radiation detection system June 27, 1995
A detection system will detect and identify self-propelled objects, such as missiles, which create a hot exhaust plume. The exhaust plume has radiation which modulates with a frequency range of interest. This frequency range can be detected with various detectors, such as an infrared
5404225 Object detector April 4, 1995
A device will assist in detecting man-made objects by using a liquid crystal retarder and a stationary polarizer. The liquid crystal retarder shifts impinging light 90 degrees between a nonrotated and a rotated mode. In the nonrotated mode, the retarder is essentially transparent, with t
5384802 Laser apparatus January 24, 1995
A laser device utilizes a turbojet engine to provide a stimulation source. The turbojet engine is conventional, having a compression section, a fuel injection and igniting section, and an afterburner section. A pair of mirrors are mounted adjacent the hot gaseous stream produced by the
5345308 Object discriminator September 6, 1994
A device will detect man-made objects by using a polarizer mounted to a video camera. The polarizer rotates about an axis in front of a lens array of the video camera. The rotation of the polarizer alternately polarizes light received in proportion to the speed of rotation. This produces
5264916 Object detection system November 23, 1993
A device will detect man-made objects by using a polarizer. The polarizer rotates about an axis in front of a lens array. The rotation of the polarizer alternately polarizes light received in proportion to the speed of rotation. This produces flashing in intensity for detecting the objec










 
 
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