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| Number | Title | Issue Date |
| 4227856 | Reverse velocity rotor system for rotorcraft A blade control method and means for helicopter rotors which increases heopter speed by mixing two/rev. control motion with one/rev. cyclic and collective motion through mechanical summation is provided. Both rotary and vertical motions are imparted to a... | 10/14/1980 |
| 4210847 | Electric wind generator A device for generating an air jet without the use of moving parts is proed. High voltage is used to create a corona discharge electric wind in a ducted, compact, portable generator that can be used for augmentation cooling applications where high voltag... | 07/01/1980 |
| 4202517 | Fluidic interface means A means for interfacing between low pressure, low flow fluidic circuits and he high pressure, high flow input requirements of fluidic digital thrusters to control the roll, pitch or yaw rate of missiles is provided. Input pressures from the fluidic circuit... | 05/13/1980 |
| 4197270 | Process for bonding with polyethylene encapsulant A process for producing a bond at the interface between an encapsulant and he object to be encapsulated is provided. A selected resin with curing agent is coated and oven cured on the object to be encapsulated and thereafter a copolymer coating is applied ... | 04/08/1980 |
| 4191028 | Dry ice, liquid pulse pump cooling system A CO2 -powered system for cooling garments by conduction cooling when he wearer is subjected to heat stress is provided. A dry ice refrigerant source provides the cooling and the CO2 gas given off during sublimation of the dry ice pro... | 03/04/1980 |
| 4188172 | Method and means for injecting hot liquid when pumping cold liquid A method of and means for introducing a heated liquid into a cold liquid the purpose of improving the pumping rate of the cold viscous liquid is provided. The heated liquid is directed upward into the suction inlet of the cold liquid pump through an ori... | 02/12/1980 |
| 4171159 | Optical homodyne microscope An optical homodyne microscope is disclosed which detects phase modulation of the optical radiation that is reflected from an object under study which is in a state of periodic motion. The dimensions of the object may be smaller than the optical wavelengt... | 10/16/1979 |
| 4168441 | Picosecond pulse generator utilizing a Josephson junction A picosecond pulse generator for producing pulses having widths in the or of 10-12 seconds utilizes a Josephson junction that has an external load resistor connected in shunt therewith by a balanced transmission line. The Josephson junction is... | 09/18/1979 |
| 4168445 | Offset liquid metal storage method and means An offset or asymmetrical self-contained liquid metal current collector for cyclic or homopolar electrical generators or motors is provided which includes a narrow annular volume on one side and a wide annular volume on the other side of the collector disc... | 09/18/1979 |
| 4148032 | Method and means for defocusing engine cavity reflected energy Radar wave energy entering aircraft engine cavities is substantially disped by providing within such cavities surfaces having perturbations or dipoles which interact with the electromagnetic energy within the cavity interior, causing the reflected energy... | 04/03/1979 |
| 4143520 | Cryogenic refrigeration system A simply constructed low input power cyclic cryogenic refrigerator suitable or cooling superconducting quantum interfering devices (SQUID) and similar instruments is provided. A Stirling machine having a multistage displacer and a piston as its only essent... | 03/13/1979 |
| 4111596 | Turbine blade cooling system The disclosure concerns a means for cooling the leading edges and trailing dges of turbine blades by cross-stream injection. Cooling is achieved by ejecting coolant from holes opposite either the leading or trailing edges of the blades, or both, with coola... | 09/05/1978 |
| 4109867 | Two-position nozzle A dual-position nozzle having a stationary outer support structure or thr holder and an inner sustain throat assembly which translates during boost-sustain transition is provided. The throat holder includes inner and outer metal support rings joined by t... | 08/29/1978 |
| 4107946 | Low heat loss liquid helium disconnect attachment and system An easily maintainable interface for magnet dewars which includes a low h leakage disconnect fitting that retains the vacuum integrity of both the dewar and the transfer line is provided. The fitting includes a bayonet-type insert having separate coils d... | 08/22/1978 |
| 4099375 | Exhaust plume reduction and cooling system A radiation suppressor for exhaust turbine or other engines which signifitly reduces the lock-on range of infrared seeking missiles is provided. Engine exhaust gases are the sole power source for driving an exhaust turbine which includes a self-contained... | 07/11/1978 |
| 4096818 | Drogue type deceleration device A device for rapidly decelerating a high velocity projectile in a liquid ium, e.g. water, while preventing both excessive high inertial loading of sensitive projectile components and high impact loading of the device itself is provided. A plurality of de... | 06/27/1978 |
| 4077518 | Sensor transport system A transport system for fragile instruments such as the motion sensors used n aircraft flight controls which are very susceptible to damage during handling, shipment and installation is provided. Individual sensors are mounted on a plate that is suspended i... | 03/07/1978 |
| 4071194 | Means for cooling exhaust nozzle sidewalls A cooling arrangement for a gas turbine exhaust nozzle is provided which ludes a plurality of heat shield panels slidably positioned on tracks mounted on the nozzle casing. The panels are spaced apart to permit thermal expansion and include impingement b... | 01/31/1978 |
| 4050675 | Battery wedge for submarines or other installations A wedge assembly for spacing apart batteries which permits a complete range f operation with all components remaining intact in their assembled form is provided. A central or inner wedge having a plurality of identical wedge sections is movable between a p... | 09/27/1977 |
| 4050265 | Force-displacement controller knob A force-displacement controller knob for use in isometric control devices provided. A controller knob component is mounted on existing control shafts and the knob itself contains a pair of compressible, resilient washers separated by and contacting a rig... | 09/27/1977 |
| 4050775 | Catoptric lens arrangement A family of catoptric lens arrangements is provided for focusing a maximum mount of light from an omnidirectional source into a parallel or conical beam. A rear spherical-curvature reflector is inserted into a conventional forward spherical plus rear parab... | 09/27/1977 |
| 4027549 | Plug-type counterweight and lock A method of and apparatus for balancing rotating machinery components which ncorporate butted flanges or faces is provided. A circumferential slot is formed on the interior face of one of the flanges and a hole is bored in either flange communicating with ... | 06/07/1977 |
| 4018911 | Method for large volume freezing and thawing of packed erythrocytes A rigid metal holder having perforated side plates for containing plastic gs of human red blood cells for both freezing and thawing such cells is provided. Hydroxyethylstarch, HES, is used as the cryoprotective agent and, together with the perforated meta... | 04/19/1977 |
| 4017208 | Two-way fluid meter pump A two-way fluid flow metering pump for accurately measuring the rate of f of a liquid is disclosed. A section of a cylindrical shaft is disposed in a bearing made of metal or a fairly rigid nondeformable plastic. An indentation or notch is made in a shaf... | 04/12/1977 |
| 4004975 | Method of isolating and cryopreserving human white cells from whole blood A method of salvaging granulocytes, or white cells, from buffy coat of ceifuged whole blood is provided. The sequence of operations leading to the separation red cells, white cells, platelets and plasma is presented in a flow diagram of a bag system for ... | 01/25/1977 |
| 4003641 | Low distortion high energy laser mirror A high energy laser mirror formed from a single block of nickel and having secondary coolant circuit for promoting low distortion is provided. Parallel slots of alternating and selected depth are machined in the block and connected to manifolds drilled so... | 01/18/1977 |
| 3992682 | Two-dimensional laser scanning system A two-dimensional dye laser scanning system is provided wherein a dye laser having a controlled output wavelength is combined with a diffractive beam-bending device to produce a near infrared or visible laser beam that can be directed to scan in two ortho... | 11/16/1976 |
| 3990811 | Circulation controlled rotary wing aircraft and control system therefor A control system for rotary wing aircraft having a circulation controlled tor is provided. Two axial flow air compressors driven from the engine input shaft provide an air flow which is ducted to the rotor blades through a bifurcated duct and a non-rotati... | 11/09/1976 |
| 3982810 | Directional radiation by asymmetrical dielectric gratings There is disclosed a technique whereby a dielectric grating disposed on a in film that has a surface wave propagating thereon can concentrate the power from this wave into a beam that is either above or below the grating according to the profile of the gr... | 09/28/1976 |
| 3982058 | Magnetic and electric field shielding of computer components from lightning A multilayer cylindrical or rectangular shielding container oriented to pect computer components primarily from magnetic and electromagnetic field disturbances of cloud-to-ground electric lightning strokes is provided. The shielding container is formed o... | 09/21/1976 |
| 3982178 | Method of determining adequacy of substrate memory wire during the plating process A number of magnetic and memory signatures are developed for defining the equacy of a coated substrate for memory wire applications. The signatures are determined from sets of films on substrates which characterize good wire and can be used to separate th... | 09/21/1976 |
| 3969977 | Hull module weapon or equipment system A method of and means for installing weapons and associated launch gear or ther equipment in positions external to a submarine pressure or other vessel hull are provided. The lateral outer cross section of the submarine preferably is divided into quadrants... | 07/20/1976 |
| 3970156 | Water weighted corer A water-weighted corer comprising a cylindrical tank mounted concentrically n a core barrel intermediate the coring tube and the shackle is provided. The tank has a water inlet at its bottom and an air vent at its top so that during descent water enters th... | 07/20/1976 |
| 3969925 | In situ oceanographic sample separator A sampler for in situ oceanographic investigation is provided. At any desd depth, water is drawn into the sampler, treated with a desired liquid, and expelled from the sampler by gas pressure. Any particulate matter in the sample is retained on a filter ... | 07/20/1976 |
| 3959127 | Biodegradation of oil on water surfaces Free-floating oil slicks on bodies of sea and fresh water are disposed of microbial degradation at a greatly enhanced rate by applying the essential microbial nutrients, nitrogen and phosphorus, to the oil slick in a form that dissolves in or adheres to ... | 05/25/1976 |
| 3940712 | Modulation techniques for lasers An arrangement for frequency modulating a laser beam utilizes an optical prism which is disposed within the laser cavity such that the beam continuously experiences total internal reflection from one face thereof as an optical element having an index of r... | 02/24/1976 |
