Piezoelectric ceramics
OF THE INVENTION The piezoelectric ceramic of the present invention will be described in greater detail below. The piezoelectric ceramic of the present invention comprises a perovskite-based solid so... Read More
Inventors: Ushida, Yoshihisa; Mase, Hiroshi;, Assignee: Mitsui Petrochemical Industries, Ltd. (Tokyo, JP) |
Piezoelectric ceramic composition
It is an object of the present invention to provide a piezoelectric ceramic composition that solves the above problems, does not deteriorate even when exposed to temperatures of 200.degree. C. or high... Read More
Inventors: Otsu, Satoshi; Yamane, Fumikazu; Kamihara, Masaharu;, Assignee: TDK Corporation (Tokyo, JP) |
Method of preparing lipid structures
It is a general object to provide a novel method of preparing a variety of lipid structures, including liposomes, micelles, and emulsion particles. It is a more specific object of the invention to pro... Read More
Inventors: Aitcheson, David F.; Tenzel, Renee A.;, Assignee: Liposome Technology, Inc. (Menlo Park, CA) |
Stabilized solid pharmaceutical composition containing acid addition salts of a basic drug and an alkaline stabilizer
What is claimed is: 1. A dry pharmaceutical preparation consisting essentially of a water soluble acid addition salt of a poorly soluble basic drug selected from the group consisting of apomorphine, c... Read More
Inventors: de Haan, Pieter; van der Ven, Cornelus J. M.;, Assignee: Akzo N.V. (Arnhem, NL) |
Mechanically steerable modular planar patch array antenna
Accordingly, it is one object of the present invention to provide a planar patch array antenna which is mechanically steerable for satellite communications in the 1530-1660.5 MHz frequency range and w... Read More
Inventors: Cosenza, John M.; Goldfarb, Samuel; Moore, Shaun G.;, Assignee: Dorne & Margolin, Inc. (Bohemia, NY) |
Parallel connection multi-stage band-pass filter comprising resonators with impedance matching means capacitively coupled to input and output terminals
Accordingly, an essential object of the present invention is to provide a multi-stage band-pass filter which is capable of realizing a flat group delay characteristics over an entire pass band region.... Read More
Inventors: Wakino, Kikuo; Hishikawa, Toshio; Ishikawa, Youhei; Takehara, Koichi; Tanizaki, Toru;, Assignee: Murata Manufacturing Co., Ltd. (JP) |
Flat type dielectric filter
The present invention has been developed in order to remove the above-described drawbacks inherent to the conventional flat type dielectric filter. According to the present invention there is provided... Read More
Inventors: Eguchi, Kazuhiro; Fukushima, Fumio; Nishimura, Koji; Sasaki, Katsumi; Yoneda, Takehiko; Taki, Hiromitsu;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Monolithic integrated interdigital coupler
We claim: 1. A monolithic integrated interdigital coupler comprising a plurality of parallel conductors (5, 6, 7, 8, 9) extending side-by-side, a plurality of conducting air bridges (10,11,12, 13) and... Read More
Inventors: Gill, Hardial;, Assignee: Robert Bosch GmbH (Stuttgart, DE) |
Dual mode dichroic antenna/aperture
A dual mode antenna/aperture system allows both millimeter wave and infrared wave energies to enter a detection system by way of a single antenna or aperture and propagate through a common transmissio... Read More
Inventors: Saffold, James A.; Green, Jr., Augustus H.; Passmore, Ronald C.;, Assignee: The United States of America as represented by the Secretary of the Army (Washington, DC) |
Motor-driven automobile antenna
In view of the above-described problems in conventional antennas, the present invention employs a logic circuit to stop the motor which drives a rod antenna. The logic circuit activates a motor stoppi... Read More
Inventors: Nakase, Kazuhiko; Yamamoto, Yuzo;, Assignee: |
Wave action device for radio frequencies
The principal object of the invention is to provide a wave action device for redirecting waves of any type and modifying the phase and amplitude of the waves. An object of the invention is to provide ... Read More
Inventors: de Camargo, Luiz M. V.;, Assignee: |
Decoupling means for monopole antennas and the like
In the present invention, there is provided a monopole antenna which includes a sleeve-type antenna. There is further disclosed a stub antenna. In accordance with the present invention, each of these ... Read More
Inventors: Dalby, Thomas G.;, Assignee: The Boeing Company (Seattle, WA) |
Monitored fire protection system
What is claimed is: 1. An electrical protection system comprising: a plurality of suppressor units activatable to suppress an abnormal condition; a plurality of electrical current responsive activator... Read More
Inventors: Osborne, William B.;, Assignee: Walter Kidde and Co., Inc. (Clifton, NJ) |
Ignition timing control method and apparatus for internal combustion engines
This invention aims to solve these defects in the prior art methods. A first driving state of the engine is detected to calculate a base ignition timing. This base ignition timing is corrected in acco... Read More
Inventors: Ninomiya, Masakazu; Suda, Toshi; Omori, Norio; Akiyama, Susumu; Fukaya, Hiroyasu;, Assignee: Nippondenso Co., Ltd. (Kariya, JP) |
Sliver drawing apparatus
OF THE PREFERRED EMBODIMENT Referring to FIG. 5, where the drawing frame 19 according to the present invention is shown, which comprises: a pair of feed rollers 20 which feeds a sliver 4 to a gill bo... Read More
Inventors: Sako, Shizuka; Amaike, Kanetoshi; Watanabe, Youji;, Assignee: Chuba Seiko Co., Ltd. (Kasugai, JP) |
Course guidance and display apparatus for vehicles
The present invention has been made in order to solve the disadvantages described above, and has for its object to provide a course guidance and display apparatus for vehicles wherein a traveling locu... Read More
Inventors: Tomoyori, Makoto; Fuse, Masashi;, Assignee: Alps Electric Co., Ltd. (JP) |
Radar device including a circuit arrangement for reducing interference
I claim as my invention: 1. A radar device particularly with a non-constantly scanning radar antenna, wherein a circuit arrangement for reducing the interference echoes due to ground reflection is pro... Read More
Inventors: Buehring, Walter;, Assignee: Siemens Aktiengesellschaft (Berlin & Munich, DE) |
PbS-Al selective solar absorber
What is claimed is: 1. As an article of manufacture a solar energy collection panel for solar absorbing purposes comprising: A. a thermally conductive plate of aluminum; and B. a vacuum deposited coat... Read More
Inventors: McMahon, Thomas J.; Green, Arold K.;, Assignee: The United States of America as represented by the Secretary of the Navy (Washington, DC) |
Welding flux formulation and process for fume reduction
In one sense the invention comprises a welding flux composition, comprising a first alloy including iron, at least two metals reactive with oxygen under welding conditions and selected from the group ... Read More
Inventors: Frantzerb, Sr., John G.;, Assignee: Caterpillar Tractor Co. (Peoria, IL) |
Anticorrosive coating of steel
We claim: 1. A method of treating phosphated mild steel, said method consisting essentially of a. contacting the mild steel with an aqueous solution of a compound of the formula: ##STR28## in which R.... Read More
Inventors: Burrows, John; Hargreaves, James Roger; Miles, Peter;, Assignee: Ciba-Geigy Corporation (Ardsley, NY) |
Polarization rotator for phase array antennas
I claim: 1. A system comprising feedhorn subsystem; a two dimensional array of polarization insensitive antenna elements arranged as an adjustable feed through lens; electromagnetic energy being space... Read More
Inventors: Smith, deceased, Bob L.;, Assignee: The United States of America as represented by the Secretary of the Army (Washington, DC) |
Reflector antenna with plural feeds at focal zone
The present invention affords opportunity for an offset fed antenna system that provides an electromagnetic wave energy beam with less sidelobe content than heretofore available in advance of any canc... Read More
Inventors: Evans, Gary E.;, Assignee: Westinghouse Electric Corp. (Pittsburgh, PA) |
Method of making a coded marking in a glass workpiece employing a trisilicate coating and product thereof
In the novel method, as in the accelerated form of the prior method disclosed in Heyman et al., each of an undercoating and an overcoating is applied one upon the other, each being dried in less than ... Read More
Inventors: Deal, Samuel B.; Cushman, Barry M.;, Assignee: RCA Corporation (Princeton, NJ) |
Thermal writing on glass and glass-ceramic substrates
We claim: 1. An article of manufacture comprising a glass or glass-ceramic substrate containing as a constituent an oxide of a transition metal capable of being exuded onto the surface of said substra... Read More
Inventors: Boylan, Elizabeth A.; Fong, Gerald D.;, Assignee: Corning Glass Works (Corning, NY) |
Method of forming a giant magnetoresistance sensor
Having thus described our invention, what we claim as new and desire to secure by Letters Patents is: 1. A method for forming a giant magnetoresistance sensor comprising the steps of: forming a layer ... Read More
Inventors: Gambino, Richard J.; Harper, James M. E.; McGuire, Thomas R.; Plaskett, Thomas S.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Multi-frequency antenna employing tuned sleeve chokes
I claim: 1. A multi-frequency antenna system capable of efficient operation at a plurality of frequencies comprising a feedline having a predetermined feedpoint, a first radiating section resonant at ... Read More
Inventors: Ploussios, George;, Assignee: |
BroadBand aerial means
The problems concerning bandwidth and space requirements are solved by a broadband antenna means according to the preamble of claim 1 that has the characteristic features of the invention set forth in... Read More
Inventors: Engblom, Gunnar;, Assignee: Allgon AB (Akersberga, SE) |
Phased-array antenna
The above object is achieved according to a first embodiment of the invention by a phased-array antenna, which comprises a plurality of transmit/receive radiator elements arranged linearly in rows and... Read More
Inventors: Solbach, Klaus; Liem, Tiang-Gwan;, Assignee: DaimlerChrysler Aerospace AG (Munich, DE) |
Card key switch
Accordingly, an essential object of the present invention is to provide an improved card key switch in which a card such as a driving license card, etc. or a card casing for accommodating the card the... Read More
Inventors: Suzuki, Masaru;, Assignee: Kabushiki Kaisha Tokai Rika Denki Seisakusho (Aichi, JP) |
Preparation of crystalline cryolite
We claim: 1. In a process for the preparation of crystalline cryolite having a molar ratio Na:Al of 2.9:1 to 3.0:1 and a maximum adsorbed water content of 8% by weight, by reacting an aqueous solution... Read More
Inventors: Lunzer, Friedrich; Kepplinger, Werner;, Assignee: Chemie Linz Aktiengesellschaft (AT) |
Radio 
