Daniel; Anne D., Chafin; James H., Moser; William R. - US Patent Attorneys and Agents

Attorney: Daniel; Anne D., Chafin; James H., Moser; William R.

Number of patents: 36
Last date: April 20, 1993

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Number	Title	Issue Date
5203509	Vortex nozzle for segmenting and transporting metal chips from turning operations Apparatus for collecting, segmenting and conveying metal chips from machining operations utilizes a compressed gas driven vortex nozzle for receiving the chip and twisting it to cause the chip to segment through the application of torsional forces to the ...	04/20/1993
5187980	Method and apparatus for acoustic plate mode liquid-solid phase transition detection A method and apparatus for sensing a liquid-solid phase transition event is provided which comprises an acoustic plate mode detecting element placed in contact with a liquid or solid material which generates a high-frequency acoustic wave that is attenuat...	02/23/1993
5178498	X-Z-Theta cutting method A method for machining a workpiece. The method includes the use of a rotary cutting tool mounted on the end of a movable arm. The arm is adapted to move in a plane perpendicular to the axis of rotation of the cutting tool. The cutting tool has cutting tee...	01/12/1993
5166966	Coated x-ray filters A radiation filter for filtering radiation beams of wavelengths within a preselected range of wavelengths comprises a radiation transmissive substrate and an attenuating layer deposited on the substrate. The attenuating layer may be deposited by a sputter...	11/24/1992
5164975	Multiple wavelength X-ray monochromators An improved apparatus and method is provided for separating input x-ray radiation containing first and second x-ray wavelengths into spatially separate first and second output radiation which contain the first and second x-ray wavelengths, respectively. T...	11/17/1992
5132529	Fiber-optic strain gauge with attached ends and unattached microbend section A strain gauge is made of an optical fiber into which quasi-sinusoidal microbends have been permanently introduced. The permanent microbends cause a reduction in the fiber's optical transmission, but, when the gauge is attached to a substrate that is subs...	07/21/1992
5121993	Triaxial thermopile array geo-heat-flow sensor A triaxial thermopile array geothermal heat flow sensor is designed to measure heat flow in three dimensions in a reconstituted or unperturbed subsurface regime. Heat flow can be measured in conductive or permeable convective media. The sensor may be enca...	06/16/1992
5121871	Solder extrusion pressure bonding process and bonded products produced thereby Production of soldered joints which are highly reliable and capable of surviving 10,000 thermal cycles between about -40° C. and 110° C. Process involves interposing a thin layer of a metal solder composition between the metal surfaces of members to be ...	06/16/1992
5113966	Downhole hydraulic seismic generator A downhole hydraulic seismic generator system for transmitting energy wave vibrations into earth strata surrounding a borehole. The system contains an elongated, unitary housing operably connected to a well head aboveground by support and electrical cabli...	05/19/1992
5110222	Positive contact, self retaining bearing seals An ultra-low friction bearing including an inner race, an outer race, bearing elements engaged between the inner and outer races and a seal between the inner and outer races is disclosed. The seal includes first and second sealing washers. The first washe...	05/05/1992
5104738	Sealing glasses for titanium and titanium alloys Glass compositions containing CaO, Al2 O3, B2 O3, SrO and BaO of various combinations of mole % are provided. These compositions are capable of forming stable glass-to-metal seals with titanium and titanium allo...	04/14/1992
5081862	Apparatus and method for pressure testing closure disks A method and device for testing the burst pressure of closure disks which provides high pressure to both sides of a disk and rapidly releases pressure from one side thereof causing a high rate of change of pressure. A hollow notched plug allows the rapid ...	01/21/1992
5080559	Liquid metal electric pump An electrical pump for pumping liquid metals to high pressures in high temperature environments without the use of magnets or moving mechanical parts. The pump employs a non-porous solid electrolyte membrane, typically ceramic, specific to the liquid meta...	01/14/1992
5056129	Apparatus for monitoring X-ray beam alignment A self-contained, hand-held apparatus is provided for minitoring alignment of an X-ray beam in an instrument employing an X-ray source. The apparatus includes a transducer assembly containing a photoresistor for providing a range of electrical signals res...	10/08/1991
5055727	Rotary drive mechanism A rotary drive mechanism includes a rotary solenoid having a stator and multi-poled rotor. A moving member rotates with the rotor and is biased by a biasing device. The biasing device causes a further rotational movement after rotation by the rotary solen...	10/08/1991
5042306	Multiple direction vibration fixture An apparatus for simulating a rocket launch environment on a test item undergoing centrifuge testing by subjecting the item simultaneously or separately to vibration along an axis of centripetal force and along an axis perpendicular to the centripetal for...	08/27/1991
5024096	Composite slip table of dissimilar materials for damping longitudinal modes A vibration slip table for use in a vibration testing apparatus. The table s comprised of at least three composite layers of material; a first metal layer, a second damping layer, and a third layer having a high acoustic velocity relative to the first laye...	06/18/1991
5021307	High expansion, lithium corrosion resistant sealing glasses Glass compositions containing CaO, Al2 O3, B2 O3, SrO and BaO in various combinations of mole % are provided. These compositions are capable of forming stable glass-to-metal seals with pin materials of 446 Stain...	06/04/1991
5015530	High expansion, lithium corrosion resistant sealing glasses Glass compositions containing CaO, Al2 O3, B2 O3, SrO and BaO in various combinations of mole % are provided. These compositions are capable of forming stable glass-to-metal seals with pin materials of 446 Stain...	05/14/1991
5008909	Diffractometer data collecting method and apparatus Diffractometer data is collected without the use of a movable receiving s. A scanning device, positioned in the diffractometer between a sample and detector, varies the amount of the beam diffracted from the sample that is received by the detector in suc...	04/16/1991
4997095	Methods of and system for swing damping movement of suspended objects A payload suspended from a gantry is swing damped in accordance with a control algorithm based on the periodic motion of the suspended mass or by servoing on the forces induced by the suspended mass....	03/05/1991
4995947	Process for forming a metal compound coating on a substrate A method of coating a substrate with a thin layer of a metal compound by forming a dispersion of an electrophoretically active organic colloid and a precursor of the metal compound in an electrolytic cell in which the substrate is an electrode. Upon appli...	02/26/1991
4993139	System for exchanging tools and end effectors on a robot A system and method for exchanging tools and end effectors on a robot permits exchange during a programmed task. The exchange mechanism is located off the robot, thus reducing the mass of the robot arm and permitting smaller robots to perform designated t...	02/19/1991
4995047	Integrated injection-locked semiconductor diode laser A continuous wave integrated injection-locked high-power diode laser array is provided with an on-chip independently-controlled master laser. The integrated injection locked high-power diode laser array is capable of continuous wave lasing in a single nea...	02/19/1991
4992643	Method and device for controlling plume during laser welding A method and apparatus for enhancing the weldment of a laser welding system is provided. The laser weld plume control device includes a cylindrical body defining an upside-down cone cavity; the upper surface of the body circumscribes the base of the cone ...	02/12/1991
4989515	Ignitor with stable low-energy thermite igniting system A stable compact low-energy igniting system in an ignitor utilizes two components, an initiating charge and an output charge. The initiating charge is a thermite in ultra-fine powder form compacted to 50-70% of theoretical maximum density and disposed in ...	02/05/1991
4986307	Rotary pneumatic valve A rotary pneumatic valve which is thrust balanced and the pneumatic pressure developed produces only radial loads on the valve cylinder producing negligible resistance and thus minimal torque on the bearings of the valve. The valve is multiplexed such tha...	01/22/1991
4982811	Fluid driven torsional dipole seismic source A compressible fluid powered oscillating downhole seismic source device capable of periodically generating uncontaminated horizontally-propagated, shear waves is provided. A compressible fluid generated oscillation is created within the device which impar...	01/08/1991
4977777	Non-contact contour gage A fluid probe for measuring the surface contour of a machined part is provided whereby the machined part can remain on the machining apparatus during surface contour measurement. A measuring nozzle in a measuring probe directs a measuring fluid flow onto ...	12/18/1990
4976043	Precision contour gage An apparatus for gaging the contour of a machined part includes a rotary slide assembly, a kinematic mount to move the apparatus into and out of position for measuring the part while the part is still on the machining apparatus, a linear probe assembly wi...	12/11/1990
4966812	Sol-gel antireflective coating on plastics An antireflection film made from a reliquified sol-gel hydrolyzation, condensation polymeric reaction product of a silicon, alkoxides and/or metal alkoxides, or mixtures thereof. The film is particularly useful for coating plastics....	10/30/1990
4965806	Semiconductor laser devices having lateral refractive index tailoring A broad-area semiconductor laser diode includes an active lasing region interposed between an upper and a lower cladding layer, the laser diode further comprising structure for controllably varying a lateral refractive index profile of the diode to substa...	10/23/1990
4940865	Microwave heating apparatus and method An apparatus is provided for heating and melting materials using microwave energy, and for permitting them to solidify. The apparatus includes a microwave energy source, a resonant cavity having an opening in its floor, a microwave energy choke encompassi...	07/10/1990
4916721	Normal incidence X-ray mirror for chemical microanalysis A non-planar, focusing mirror, to be utilized in both electron column instruments and micro-x-ray fluorescence instruments for performing chemical microanalysis on a sample, comprises a concave, generally spherical base substrate and a predetermined numbe...	04/10/1990
4914818	Coaxial cable cutter A cutting device is provided which is useful in trimming the jackets from semi-rigid coaxial cables and wire having a cutting bit and support attached to movable jaws. A thumbpiece is provided to actuate the opening of the jaws for receiving the cable to ...	04/10/1990
4907489	Blank fire configuration for automatic pistol A pistol configured to fire blank cartridges includes a modified barrel with a breech portion connected to an aligned inner sleeve. Around the inner sleeve, there is disposed an outer sleeve having a vent therein through which the cartridge discharges. Th...	03/13/1990

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Attorney: Daniel; Anne D., Chafin; James H., Moser; William R.