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Ballistic resistant body covering
A ballistic resistant body covering for protecting the torso, groin and neck area from ballistic missiles.
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| Number | Title | Issue Date |
| 4156887 | Heat-sensitive capacitor The invention relates to a heat-sensitive capacitor comprising a layer of dielectric material inserted between two metal electrodes. According to the invention the dielectric material is made up of molecules of an organic compound comprising at least one aliph... | 05/29/1979 |
| 4143269 | Ferroelectric imaging system An improved ferroelectric imaging system comprises a chopper, lens system, ferroelectric detector matrix, anistropic heat sink, switching matrix, temperature controlled heat sink, drive and read out electronics, video processor, and display. The chopper i... | 03/06/1979 |
| 4101767 | Discriminating fire sensor A discriminating fire sensor includes detecting means which discriminates between hydrocarbon fires desired to be detected and high-energy exploding rounds of ammunition without causing a hydrocarbon fire. Also, the system distinguishes between a hydrocar... | 07/18/1978 |
| 4097743 | Moisture analyzing method and apparatus A moisture analyzer including a first optical system for receiving radiant energy from a source and producing therewith first and second radiant energy beams having a given band of wavelength readily absorbable by moisture and a second optical system for ... | 06/27/1978 |
| 4085326 | Radiation reflection method and apparatus particularly for gauging materials exhibiting broadband absorption or scattering, or similar effects Methods and apparatus are provided for gauging the thickness or other property of a plastic film such as blown film or other material having a front side, a back side, and characteristics including a substantial transparency to radiation at a reference wa... | 04/18/1978 |
| 4078179 | Movable instrument with light emitting position indicator A movable instrument intended for utilization in detecting a difference which is capable of being optically detected between adjacent locations can be constructed so as to include an optical sensor for producing an output which is proportional to the diff... | 03/07/1978 |
| 4072864 | Multilayered slant-angle thin film energy detector A detector of thermal energy is composed of an insulating substrate such as glass or sapphire coated with a thin film deposit of a slant-angle deposited metal preferably a transition element such as Ti, V, Cr, Co, Ni, Ta, W, U, Os, Ir, Pt and Mb exhibitin... | 02/07/1978 |
| 4068125 | Laser absorption spectroscopy employing varying absorption conditions In laser absorption spectroscopy a fluid sample is irradiated with a beam of coherent optical radiation preferably in the infrared band. A detector such as an acoustic detector or thermal detector is coupled in acoustic or thermal energy exchanging relati... | 01/10/1978 |
| 4061917 | Bolometer A bolometer for the detection of radiation includes a thin film of bismuth having electrical contacts formed at its outer boundary edge whereby electrical signals, as a function of the X and Y positions of input radiation, appear as output signals at the ... | 12/06/1977 |
| 4052615 | Spherical cavity method and apparatus for measuring a sheet material property using infrared radiation A property such as moisture content in a sheet of material such as paper that both absorbs and strongly scatters infrared radiation is measured by passing the sheet through the central region of a substantially spherical cavity formed between a pair of co... | 10/04/1977 |
| 4035644 | Atmospheric condition detecting and indicating apparatus and method A photo-optic hygrometer comprising a thermocooler with a light reflecting surface has an infrared light beam directed against such surface by an infrared light emitting diode as to reflect such light beam against a phototransistor and place such phototra... | 07/12/1977 |
| 4035643 | Infrared gas analysis A method and apparatus for detecting and quantitatively measuring a molecular species of gaseous material in a sample to be analyzed are provided. Light containing incoherent infrared radiation is collected, collimated and transmitted by a light condition... | 07/12/1977 |
| 4024560 | Pyroelectric-field effect electromagnetic radiation detector A pyroelectric-field effect electromagnetic radiation detector is comprised of a semiconductor body having opposed major surfaces. First and second electrodes are spaced apart from each other in ohmic contact with said semiconductor body to form a conduct... | 05/17/1977 |
| 4020344 | Mobile infrared apparatus for mapping thermal variations and method employing same Heat loss is detected by means of an infrared scanner mounted on a wheeled vehicle that moves along a horizontal path. The scanner is arranged to view a thermal scene along vertical scan lines transverse to the vehicle path, and corresponding electrical s... | 04/26/1977 |
| 4020341 | Generating and using coherent optical radiation Optical radiation generation and detection using metal-to-metal diode junctions. Coherent optical radiation is generated by using an antenna connected to a metal-to-metal diode junction with non-linear current-voltage characteristics and by coupling to th... | 04/26/1977 |
| 3987304 | Infrared absorption spectroscopy employing an optoacoustic cell for monitoring flowing streams In an infrared laser optoacoustic spectrometer, the optoacoustic cell is acoustically isolated from a flowing stream to be analyzed, such as the output stream of a retention time chromatograph, by means of mufflers disposed upstream and downstream of the ... | 10/19/1976 |
| 3971940 | Detector absorptivity measuring method and apparatus A method and apparatus for measuring the absorptivity of a radiation detector by making the detector an integral part of a cavity radiometer. By substituting the detector for the surface of the cavity upon which the radiation first impinges a comparison i... | 07/27/1976 |
| 3970848 | Profile technique for calibrating infrared thermal imaging systems The present invention discloses an analysis procedure which permits the calibration of airborne thermal infrared systems to absolute ground temperature and the removal of variations due to slant angle without the need for ground measurements. Absolute gro... | 07/20/1976 |
| 3968368 | Inspection apparatus and method for hot glass containers Apparatus and method for inspecting hot glass containers by sensing the heat radiation from the bottles. Newly formed glass containers are moved past the apparatus of this invention in a single file immediately after leaving the bottle forming machines. A... | 07/06/1976 |
| 3962580 | Infrared process for measuring the kneading mass in a calender roller gap The thickness of a thermoplastic kneading mass having a temperature of at least 40°C in the feeding region of a roller gap, is measured by scanning in the said feeding region the zone of bare roll to kneading mass and kneading mass to rolling sheet with ... | 06/08/1976 |
| 3939348 | Infrared gas analysis A method and apparatus for detecting and quantitatively measuring a molecular species of gaseous material in a sample to be analyzed are provided. Light containing incoherent infrared radiation is collected, collimated and transmitted by a light condition... | 02/17/1976 |
| 3936822 | Method and apparatus for detecting weapon fire A round detecting method and apparatus are disclosed for automatically detecting the firing of weapons, such as small arms, or the like. Radiant and acoustic energy produced upon occurrence of the firing of the weapon and emanating from the muzzle thereof... | 02/03/1976 |
| 3931521 | Dual spectrum infrared fire detector Disclosed is a fire and explosion detection system wherein long wavelength radiant energy responsive signals are processed in one channel and compared to short wavelength radiant energy responsive signals which are processed in a second channel. When thes... | 01/06/1976 |
