Liquid crystal device for continuous rotation of selective polarization of monochromatic light
What we claim is: 1. A liquid crystal device for the continuous rotation of the selective polarization of monochromatic light, comprising: a cholesteric mixture with positive dielectric anisotropy; fi... Read More
Inventors: Simoni, Francesco; Bartolino, Roberto; Guarracino, Nicola; Scaramuzza, Nicola; Barbero, Giovanni; Catalano, Armando;, Assignee: Consiglio Nazionale Delle Ricerche (Rome, IT) |
Liquid crystal display and method for production
In carrying out the invention there is provided a matrix addressable liquid crystal display comprising an insulating substrate, a thin film circuit supported on said substrate including a plurality of... Read More
Inventors: Di Maria, Donelli J.; Wolf, Hans P.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Polarization control element for phased array antennas
This invention provides for the control of the phase and the angle of the radiated linear polarization from a phased array antenna radiating element. The device consists of a cascade of a non-reciproc... Read More
Inventors: Gaglione, Stanley;, Assignee: The United States of America as represented by the Secretary of the Army (Washington, DC) |
Thermocouple, multiple junction reference oven
What is claimed is: 1. An oven for maintaining the junction of a plurality of reference thermocouples at a substantially constant common temperature comprising: (A) a cylindrical body formed of therma... Read More
Inventors: LeBlanc, Louis P.;, Assignee: The United States of America as represented by the Administrator of the (Washington, DC) |
Magnetohydrodynamic device
It is an object of the present invention to provide improvements in electrodynamic and gasdynamic characteristics of a rectangular duct of the MHD device. It is another object of the present invention... Read More
Inventors: Gorlin, Samuil M.; Ljubimov, Grigory A.; Bitjurin, Valentin A.; Kovbasjuk, Valentin I.; Maximenko, Vladilen I.; Medin, Stanislav A.; Barshak, Alexandr E.;, Assignee: Institut Vysokikh Temperatur Akademii Nauk SSSR (Moscow, GB) |
Cooperative passive identification system for moving or stationary objects
The system is based upon using a suitable device that will mechanically vibrate as a transponder mechanism as an attachment that can be attached to stationary or moving targets. The radar system, as a... Read More
Inventors: Barley, Thomas A.; Alexander, Pierre M.; Rast, Jr., Gustaf J.;, Assignee: The United States of America as represented by the Secretary of the Army (Washington, DC) |
Circularly polarized wave launcher
OF THE PREFERRED EMBODIMENTS Referring now to FIGS. 1 and 2 of the drawings, the preferred embodiment of the invention employs a square hollow main waveguide 1 having a pyramidal horn 2 extending fro... Read More
Inventors: Young, Paul T. K.;, Assignee: Macrowave Development Laboratories, Inc. (Natick, MA) |
Heat insulator for pipe lines
Accordingly, it is an object of the present invention to provide a heat insulator which is devoid of the problems involved in the prior art heat insulation system. It is another object of the present ... Read More
Inventors: Kikuchi, Siro;, Assignee: Nippon Asbestos Co., Ltd. (Tokyo, JP) |
Bee feeder
The bee feeder of the present invention is constructed for mounting within the interior of the inner beehive cover so that it does not interfere or interact with any of the other structure, notably th... Read More
Inventors: Mihos, Harry N.;, Assignee: |
Fluid flow measuring apparatus
I claim: 1. An apparatus for measuring the movement of a flowing fluid comprising: housing means having a chamber, a fluid flow path, a plurality of rows of openings open to the outside of the housing... Read More
Inventors: Du Vall, Zell;, Assignee: TSI Incorporated (St. Paul, MN) |
Statistical averaging method for wind profiler doppler spectra
It is an object of the invention to provide a spectral estimating method for use in Doppler radar signal processing which identifies and separates different target signals before the average spectral ... Read More
Inventors: Merritt, David A.;, Assignee: |
Statistical quality control of wind profiler data
According to the present invention, the reliability and accuracy of wind profiling data is determined by comparing a probability density function (PDF), preferably the cumulative distribution function... Read More
Inventors: Jordan, James R.; Strauch, Richard G.;, Assignee: The United States of America, as represented by the Secretary of Commerce (Washington, DC) |
N,N-Diethyl-2-ethylhexanamide fragrances
OF THE INVENTION More particularly, the present invention features perfume compositions/formulations, and perfume bases and perfumed products, each of which is characterized by including, as the acti... Read More
Inventors: Breant, Claude;, Assignee: Rhone-Poulenc Industries (Paris, FR) |
Plastic bonded permanent magnet and method of making same
Having thus defined the invention, it is claimed: 1. In a plastic bonded permanent magnet including particles of a cobalt-rare earth alloy permanent magnet material dispersed within a plastic binder, ... Read More
Inventors: Baermann, Max;, Assignee: |
Pressure sensitive conductor and method of manufacturing the same
What is claimed is: 1. In a method for the manufacture of a pressure sensitive conductor comprising an insulating elastomer having dispersed therein from about 3% to 40% by volume based on the total v... Read More
Inventors: Kotani, Teizo; Arai, Kozo; Fukui, Shiomi; Nagata, Masaki;, Assignee: Japan Synthetic Rubber Company Limited (Tokyo, JP) |
Aqueous artificial resin dispersions free of emulsifying agents
What is claimed as new and desired to be secured by Letters Patent of the United States is: 1. An aqueous artificial resin dispersion, comprising: an aqueous phase free of low molecular weight, ionic ... Read More
Inventors: Besecke, Siegmund; Fink, Herbert; Sutterlin, Norbert; Markert, Gerhard; Schroder, Gunter; Tilch, Willi;, Assignee: Rohm GmbH Chemische Fabrik (Darmstadt, DE) |
High temperature profile modification agents and methods for using same
OF THE INVENTION In accordance with the present invention effective profile modification of high temperature and harsh brine environment reservoirs is provided with a gelable waterdispersible copolym... Read More
Inventors: Ryles, Roderick G.; Robustelli, Albert G.; Cicchiello, James V.;, Assignee: American Cyanamid Company (Stamford, CT) |
Electrolyte for an electrolytic condenser
In order to achieve the above object, the invention provides an electrolyte for an electrolytic condenser comprising an ammonium salt of enathic acid as a solute dissolved in a solvent consisting of e... Read More
Inventors: Yokoyama, Yutaka; Fujinari, Senya; Ohtake, Akio;, Assignee: Nippon Chemi-Con Corporation (Tokyo, JP) |
Method for treating particulate material
OF THE INVENTION The method is described in greater detail below taken together with the drawing of the device used to carry out the said method. The device is a cross-sectional view of the device il... Read More
Inventors: Grun, Gustav;, Assignee: Claudius Peters AG (DE) |
Linear fluorinated polyether lubricant compositions containing perfluoroalkylether substituted phosphines
We claim: 1. A lubricant composition comprising (1) a base fluid consisting essentially of a mixture of linear fluorinated polyethers having the following formula: R.sub.f O(CF.sub.2 CF.sub.2 O).sub.m... Read More
Inventors: Snyder, Jr., Carl E.; Tamborski, Christ;, Assignee: The United States of America as represented by the Secretary of the Air (Washington, DC) |
Use of chlorofluoropolyethers as lubricants for refrigerants
OF THE INVENTION This invention pertains to a composition comprising a hydrofluorocarbon refrigerant and an amount of chlorofluoropolyether that is miscible therewith to impart desired lubricity to t... Read More
Inventors: Bierschenk, Thomas R.; Juhlke, Timothy J.; Lagow, Richard J.; Kawa, Hajimu;, Assignee: Exfluor Research Corporation (Austin, TX) |
Visual display apparatus
The present invention utilizes a gas display panel having a plurality of gas cells formed by an X-Y matrix of conductors and gas channels, wherein the matrix is further subdivided into color-producing... Read More
Inventors: Mayer, William Norman; Kirchner, Richard Karl; Andreadakis, Nicholas Cleanthis;, Assignee: Modern Controls, Inc. (Minneapolis, MN) |
Graphic display system with display line scan based other than power of 2 refresh memory based on power of 2
In accordance with the present invention, a technique is provided in a graphic display system for facilitating the display of information on a raster scanning device such as a cathode ray tube (CRT) h... Read More
Inventors: Yoshioka, Yoshikazu;, Assignee: International Business Machines Corporation (Armonk, NY) |
Liquid crystal device for direct display of analog information
It is, therefore, an object of the invention to provide a liquid crystal device for direct display of analog information in images and patterns of other than an alphanumeric character. It is another o... Read More
Inventors: Richardson, Kenneth J.;, Assignee: Eaton Corporation (Cleveland, OH) |
Method of forming a corner in a thermoplastic material using ultrasonic vibrations
This invention relates to a method of forming corners in corrugated thermoplastic material or board using ultrasonic vibrations. Corrugated thermoplastic board comprising a pair of flat plastic covers... Read More
Inventors: Summo, Arthur M.;, Assignee: Branson Ultrasonics Corporation (New Canaan, CT) |
Pressure vessel
I claim: 1. A pressure receptacle comprising: a vessel; a flange member formed along the periphery of said vessel; a removable lid member overlying said vessel and said flange member and defining a ch... Read More
Inventors: Kalasek, Karl;, Assignee: Vereinigte Edelstahlwerke Aktiengesellschaft (VEW) (Vienna, OE) |
Film speed control for sound motion picture projector
Having thus described my invention, what I claim is: 1. A sound motion picture system, comprising means forming a projection station at a first location, a projection lamp located at said projection s... Read More
Inventors: Gross, Thomas A. O.;, Assignee: Polaroid Corporation (Cambridge, MA) |
Radio frequency power divider/combiner networks
In accordance with the present invention, a radio frequency power divider/combiner network is provided for coupling radio frequency energy between a first network port and at least one pair of second ... Read More
Inventors: O'Shea, Richard L.;, Assignee: Raytheon Company (Lexington, MA) |
Electromagnetically coupled microstrip antennas having feeding patches capacitively coupled to feedlines
Accordingly, it is one object of the present invention to provide a microstrip antenna which is capable of operating over a wide bandwidth, in either linear or circular polarization mode, yet which is... Read More
Inventors: Zaghloul, Amir I.;, Assignee: Communications Satellite Corporation (Washington, DC) |
Low-power cut-offf device for diode phase shifters
What is claimed is: 1. In an electronic scanning system for an antenna provided with an array of phase-shifting diodes and phase-control means for alternately rendering each phase-shifting diode condu... Read More
Inventors: Chevalier, Michel; Bischoff, Roger; Loiseau, Yves;, Assignee: Thomson-CSF (Paris, FR) |
Radio 
