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| Number | Title | Issue Date |
| 4835462 | Means for proximal end measurement of AC voltage across distal end cable load A voltage measuring device for accurately sensing the AC load voltage at remote, distal end of a long, two-conductor cable, the measuring device comprising a parallel arrangement of an AC source and a DC voltmeter, located at the proximal, source end of... | 05/30/1989 |
| 4833271 | Structurally defined oligomers and preparation thereof for the protection of oxidative phosphorylation and which exhibit ionophoretic activity Structurally-defined, low molecular weight oligomers and preparation thereof which are active in the protection of oxidative physphorylation of mitochondria and exhibit ionophoretic activity. Said structurally defined low molecular weight oligomers are sy... | 05/23/1989 |
| 4825441 | Free electron laser using a relativistic beam with spiralling electron A free electron laser (FEL) is described which is used for generating high ower radiation in a region of increasing guiding magnetic field before injection into an undulating low magnetic field. It includes an electron beam propagating along a guiding magn... | 04/25/1989 |
| 4819503 | Low frequency structureborne vibration isolation mount A low frequency structureborne vibration isolation mount includes an annu disk pad of vibration damping material which is sandwiched and bonded between two similar light but rugged annular disks. The annular disk pad and the two annular disks have equal ... | 04/11/1989 |
| 4815049 | Disappearing baffle for sonar arrays A selectively transparent baffle means for controlling beam pattern dispel or direction, further comprising a plurality of parallel, vertically oriented, compliant tubes each of which attach to one of two header tubes at one end while the opposite ends a... | 03/21/1989 |
| 4801221 | Oceanwheel breakwater A compression wall and tension spoke structural system which transfers lateral loads from the sea surface to the sea floor efficiently. The cellular breakwater combines tension piles and concrete fabric forms with oceanwheel structural elements to form ce... | 01/31/1989 |
| 4794575 | Submarine launched sea-state buoy (SLSSB) A self-contained, expendable sea-state measuring device which deeply submed submarines can launch in order to determine sea surface conditions prior to a missle launch. The device comprises a multi-chambered, buoyant cylindrical metal shell which houses ... | 12/27/1988 |
| 4789971 | Broadband, acoustically transparent, nonresonant PVDF hydrophone An acoustically transparent voided, polyvinylidene fluoride (PVDF) hydrope made of material whose impedance matches the characteristic acoustic impedance (.rho.c) of sea water, having drastically reduced diffraction and resonance effects. The frequency r... | 12/06/1988 |
| 4777562 | Wire wrap single in-line package A thick film passive network on an alumina substrate, the passive elements being terminated by conducting metal leads. The network, substrate and a small portion of each lead is encapsulated in a material with high insulation characteristics. The geometry... | 10/11/1988 |
| 4764739 | Light-induced unidirectional light switch A light induced unidirectional light switch is described wherein a unidirectionally emitting medium is obtained using the method of Doppler compensation by light-induced velocity-dependent light shifts. The emission in the emitting medium can be switched ... | 08/16/1988 |
| 4764731 | Light-induced unidirectional light amplifier A unidirectional light amplifier is described wherein laser light is utilized to create an anisotropic medium in which light is fully amplified in only one direction and fully absorbed in the opposite direction. It is analogous to the way in which a junct... | 08/16/1988 |
| 4725136 | Method for measuring particle velocity using differential photodiode arrays A method for measuring the velocity of a scatterer in a moving fluid by examining the spatial structure of the optical field on the detector of a Laser Doppler Velocimeter (LDV). The optical field after scattering from the laser beam is a traveling wave o... | 02/16/1988 |
| 4718250 | Compact heat exchanger for refrigeration systems A compact refrigeration heat exchanger comprising coiled tubing wrapped around a cylindrical chamber having input and output ports for preheating the evaporatior output to superheat liquid refrigerant prior to the compressor inlet by passing hot gas from ... | 01/12/1988 |
| 4711424 | Combination energy absorbing foundation An energy-absorbing foundation provides both large and small scale absorpn of mechanical energy over a broad frequency band using a combination of linear and non-linear energy-absorbing means positioned between a region where the energy arises and anothe... | 12/08/1987 |
| 4695921 | Film chip capacitor A chip capacitor comprising a plurality of parallel plastic organic film ers which film layers may further include organically bonded ceramic particles, interleaved with multiple thin parallel non-precious metal electrode film layers of aluminum, copper ... | 09/22/1987 |
| 4693957 | Transition and inner transition metal chelate polymers for high energy resist lithography New transition and inner transition metal chelate polymers and method for nthesizing thereof. Such polymers are used as positive or negative resists of high sensitivity for lithographic purposes in integrated circuit chip fabrication requiring submicron r... | 09/15/1987 |
| 4690482 | High frequency, hermetic, coaxial connector for flexible cable An hermetic, pressure proof coaxial connectors for flexible cables. A small onnector with SMA mating configuration accepts dielectric diameters to 0.187" while a larger connector with TNC mating configuration accepts up to 0.375". These connectors provide ... | 09/01/1987 |
| 4682486 | Amorphous alloy toroids The soft magnetic properties of amorphous alloy toroids is improved by turning under tension an amorphous alloy ribbon onto itself to form a winding having a preselected number of turns such that the radially acting compressive stress is minimized. In one... | 07/28/1987 |
| 4672337 | VLF/HF EMI filter An EMI filter for use in a low frequency radio receiver. The device is inserted in the signal line between the receiver and its antenna to provide both common mode and differential mode filtering of out-of-band interfering HF signals which are picked up o... | 06/09/1987 |
| 4668828 | Conversion of prostaglandin analogs into a bicarbonate insoluble oligomeric mixture A method for oligomerization of a group of prostaglandin analogs such as Ethyl Analog 3-(trans-3-keto-1-pentenyl)-2-ethyl-2-cyclopentenone into a biologically active exhibiting protection of oxidative phosphorylation of degenerated mitochondria and sodi... | 05/26/1987 |
| 4669085 | Electro-optical modulator for an electro-optically modulated laser The present invention provides a jitter stable electro-optical modulator for modulating a high power, repetitively pulsed laser having an optical risetime (10% to 90%) of the order of nanoseconds. The electro-optical modulator includes a birefringent elec... | 05/26/1987 |
| 4663486 | Conversion of prostaglandin analogs into a bicarbonate insoluble oligomeric mixture A method for oligomerization of a group of prostaglandin analogs such as Ethyl Analog 3-(trans-3-keto-1-pentenyl)-2-ethyl-2-cyclopentenone into a biologically active exhibiting protection of oxidative phosphorylation of degenerated mitochondria and sodi... | 05/05/1987 |
| 4659548 | Fabrication of metal matrix composite mirror Fabrication of a high precision mirror using a discontinuous metal matrix mposite is described. A metal matrix composite (MMC) is obtained by using one of the three methods described herein or any other method. The MMC material so obtained is machined to ... | 04/21/1987 |
| 4613784 | Transversely reinforced piezoelectric composites Piezoelectric PZT-polymer composites of 1-3 and 1-3-0 connectivity are trversely reinforced with glass fibers to increase the hydrostatic piezoelectric charge and voltage coefficients (dh and gh) for possible use in hydrophone appli... | 09/23/1986 |
| 4612213 | Nickel oxide battery cathode prepared by ozonation A stable tetravalent nickel oxide cathode, having a high coulombic capaci for use in high energy density batteries comprising a nickel hydroxide plate prepared by impregnating a porous conducting plaque with nickel hydroxide which is then further wet oxi... | 09/16/1986 |
| 4611098 | Coded telephone access system A telephone access system provides to the caller connection to an output upon receipt of a coded signal from the caller. Units are connected in sequence for receipt of each member of the coded signal. The caller has a predetermined period of time to enter... | 09/09/1986 |
| 4609362 | Non-soniferous power drive for underwater vehicles The system provides propulsion of an underwater vehicle without the need noise producing gears or internal combustion engines. Variable speed of two impellers is automatically controlled from a single hydraulic piston regardless of depth, as is the hori... | 09/02/1986 |
| 4606674 | Structural wheel element At least two generally parallel compression rims are joined by tension element spokes, such as cables. A rim separating means, such as columns, holds the rims apart thus maintaining spoke tension. The resulting structural element, comprising rims, tension... | 08/19/1986 |
| 4603408 | Synthesis of arbitrary broadband signals for a parametric array A method for synthesizing arbitrary broadband signals for a parametric ar which computes the input waveform needed to a parametric array source to obtain a received signal of a prescribed waveform. The method uses Fourier transform and the inverse transf... | 07/29/1986 |
| 4600455 | Method for bonding a thin sheet to a rigid body A method for bonding a thin metal sheet to a rigid body utilizes pneumatic cylinders compressing a spreader bar against components to be bonded. C clamps specially designed to hold the pneumatic cylinders are used to hold the components in place. Heat is ... | 07/15/1986 |
| 4599711 | Multi-lever miniature fiber optic transducer An improved bifurcated multi-lever fiber optic transducer comprising one ht transmitting fiber and two receive fibers having different core diameters separated at one end and combined at the common distal end in the vicinity of a reflective surface paral... | 07/08/1986 |
| 4597345 | Torpedo cableless umbilical A communications link between a submarine and a torpedo secured within a nch tube flooded with seawater. A transmit/receive light beam pair propagating through the water provides the high bandwidth data channels between the tube wall and the adjacent tor... | 07/01/1986 |
| 4591511 | Adhesive repair patch A method for effecting repairs of the damaged components of a machinery in he field which would otherwise require high temperature treatment of the damaged components to form a metal-oxide epoxy joint in a shop. The method includes preparing a repair patch... | 05/27/1986 |
| 4591864 | Frequency independent twisted wave front constant beamwidth lens antenna A frequency independent constant beamwidth lens antenna concept is descri. The device may be configured in various ways such as with a cylindrical lens with a retina. The essential feature is that a twisted planar or hyperbolic paraboloidal phase or wave... | 05/27/1986 |
| 4589137 | Electronic noise-reducing system A method and apparatus for reducing noise from a near-field noise source sent together with signals from a far-field source. The method uses an adaptive shaping filter and a summer, in conjunction with a directional reference sensor and a primary sensor ... | 05/13/1986 |
| 4580987 | Mooring line lockup mechanism An Air Deployed Oceanographic Mooring when assembled for deployment has a ltitude of components suitable for separation by explosive bolts upon deployment of the system. A parachute system is connected to a surface buoy. The components that separate from ... | 04/08/1986 |
| 4570248 | Interferometric hydrophone reference leg low frequency compensation An interferometer inhibits a received low frequency acoustic signal that is elow the pass band of interest from appearing in the output. The interferometer has a conventional optical hydrophone in the signal leg to sense both the high and low frequencies o... | 02/11/1986 |
| 4568498 | (Vinyloxy)chlorocyclotriphosphazenes The reaction of the lithium enolate of acetaldehyde, LiOCHCH2, with achlorocyclotriphosphazene, N3 P3 Cl6, lead to the series of (vinyloxy)chlorocyclotriphosphazenes, N3 P3 Cl6-n ... | 02/04/1986 |
| 4566659 | Pivotable support rescue hoist A pivotable support mechanism for an aircraft rescue hoist or the like. The pright position provides sufficient structural strength to support objects to be lifted by the hoist. The swing-away position provides clearance for access to other equipment witho... | 01/28/1986 |
| 4563756 | Pseudo-random noise generator calibration for acoustic hydrophones A pseudo-random noise generator (PRNG) or a hard clipped tonal is remotely mployed as an acoustic signal simulator for calibrating individual hydrophone channels of an acoustic array. The PRNG is employed to present a complete measurement of the channel ga... | 01/07/1986 |
