Device for determining the position of a moving part and drilling machine including such a device
One object of the present invention is a device for determining the position of a moving part and containing both a sensor carried by the moving part and designed to supply two out-of-phase signals, e... Read More
Inventors: Aiello, Giovanni; Hamelin, Jean-Pierre;, Assignee: Soletanche (FR) |
Counters
I claim: 1. A counter comprising a body, a set of co-axially disposed discs, a plurality of numerals around a periphery of each said disc, a window in said body for displaying a numeral on each disc, ... Read More
Inventors: Walters, John Benjamin Leslie;, Assignee: The Lucas Electrical Company Limited (Birmingham, EN) |
Roller bearing internal pinion counter
The invention, in its broader aspects, provides an internal pinion revolution counter of the internal gear type including a rotatable input shaft the revolutions of which are to be counted, a bearing ... Read More
Inventors: Herr, Robert W.; Sigl, Edward D.;, Assignee: Bowmar Instrument Corporation (Fort Wayne, IN) |
Zero-reset type counter
The primary object of the present invention is, in view of the above mentioned circumstances, to provide a zero reset type counter so formed as to be easy to assemble and apt for a mass production and... Read More
Inventors: Nishiuchi, Toshio;, Assignee: Dai-Ichi Seiko Co., Ltd. (Kawaguchi, JP) |
IC card processing method and processing device therefor, and IC card
We claim: 1. A processing device for an IC card designed so as to supply power and clock signals to an integrated circuit (IC) card on which an electronic circuit including a microcomputer and a memor... Read More
Inventors: Nishikawa, Seiichi; Okada, Koichi; Shiro, Teruaki;, Assignee: Dai Nippon Insatsu Kabushiki Kaisha (JP) |
Fiber optic matrix coding method and apparatus for radiation image amplifier
An object of the invention is to provide an improved matrix coding method and improved matrix coding apparatus for attaining increased levels of image resolution and time resolution in a radiation ima... Read More
Inventors: McIntyre, John A.;, Assignee: |
Luminance and chrominance signal separating apparatus
To solve the above-mentioned problem, a luminance and chrominance signal separating apparatus in accordance with a first exemplary embodiment of the present invention includes a first delay device for... Read More
Inventors: Hatano, Takahisa;, Assignee: Matsushita Electric Industrial Co., Ltd. (Kadoma, JP) |
Hydrostatic guide bearing of a seat
We claim: 1. Hydrostatic guide bearing for a shaft having a journal in the form of a sleeve, characterized in that the bearing comprises a first and a second set of chambers disposed in concentric rac... Read More
Inventors: Drevet, Michel; Trouillet, Jean;, Assignee: Jeumont Schneider Corporation (Puteaux, FR) |
Universal self-clocking code reading method and apparatus
The technique of the present invention generally comprises steps of measuring a reference length of at least one bar and space sequence (or pair) placed in an initial location ahead of the first data ... Read More
Inventors: Vinal, Albert Watson;, Assignee: International Business Machines Corporation (Armonk, NY) |
Displacement coder
What is claimed is: 1. A displacement coder for determining the position of a movable component of a machine comprising a casing, a primary shaft rotatably supported within said casing, a first disk m... Read More
Inventors: Bourgeaux, Pierre; Riaud, Alain;, Assignee: S.A. Des Etablissements Staubli (Faverges, FR) |
Impedance canceller circuit
In accordance with the present invention, an impedance canceller for a two-wire transmission system of the type having a metallic impedance between and a metallic voltage across the wires, in which th... Read More
Inventors: Chambers, Jr., Charles W.;, Assignee: Tellabs, Inc. (Lisle, IL) |
Additive PCM speaker circuit for a time shared ISDN conference arrangement
In accomplishing the object of the present invention a novel additive PCM speaker circuit for a time shared ISDN conference arrangement is provided. An ISDN system includes a number of system subscrib... Read More
Inventors: Bruce, Donovan A.;, Assignee: A G Communication Systems Corporation (Phoenix, AZ) |
Electronic current feed circuit
We claim: 1. A current feed circuit for a telephone exchange transmission bridge comprising: a pair of electronic circuit elements which form a balanced network, each circuit element having one termin... Read More
Inventors: Rogers, Alastair S.; Thurlow, Norman T.;, Assignee: The Post Office (London, EN) |
Telephone line feeding circuit including a protective device
An object of this invention is to provide a telephone line feeding circuit overcoming the above mentioned drawbacks. The feeding circuit according to the invention is characterized more particularly i... Read More
Inventors: Bolus, Daniel M. A. F.; Chevillon, Jean P.; Conte, Jean C.; Philippe, Pierre D. P.;, Assignee: International Standard Electric Corporation (New York, NY) |
Current sink for DPT channel unit
What is claimed is: 1. Apparatus responsive to a first control signal that is one of a first state, a second state, and varying between the first and second states for selectively passing DC loop curr... Read More
Inventors: McGibbon, Gregor D.; Yu, Kenneth K.;, Assignee: GTE Automatic Electric Incorporated (Northlake, IL) |
Toroidal antenna
In the present invention electrically small, yet self-resonant and, therefore, efficient, electromagnetic structures are disclosed. These structures may be used as antennas or waveguide probes. By emp... Read More
Inventors: Corum, Janes F.;, Assignee: |
Composite switch
In view of the foregoing difficulties with the prior art switches, it is the main object of the present invention to provide a composite switch which comprises a main switch having contacts, an operat... Read More
Inventors: Kondo, Shiro; Sawada, Kenji;, Assignee: Alps Electric Co., Ltd. (JP) |
Moving coil pick-up assembly for use in a record player
Accordingly, a primary object of the present invention is to provide an improved pick-up assembly which can be assembled accurately in a simple factory assembly line and at the same time be of high qu... Read More
Inventors: Obata, Shuichi;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Composite shielding means and mounting means for x-ray machines
We claim: 1. A shielding device for an x-ray machine comprised of a transparent planar base member and a mounting means therefor: The planar base member consisting of a plurality of removable securing... Read More
Inventors: Sportelli, Louis; Winterstein, James F.;, Assignee: |
X-Ray filter for chest X-rays
A conventional radiographic apparatus comprises (1) an object plane for an object, or patient, to be radiographed, (2) a source for a beam of penetrative radiation, i.e. x-rays, directed towards the ... Read More
Inventors: Ferlic, Daniel J.;, Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN) |
Key telephone system and method
In FIGS. 1b, 2 and 3, the improved telephone system comprises a plurality of station sets, as for example at 10, each including a plurality of key buttons 11. A set adapter or station unit 12 is prov... Read More
Inventors: Shiff, Milo B.;, Assignee: The Anaconda Company (New York, NY) |
Key telephone system with multiple processor control
Accordingly, it is the principal object of this invention to provide a button telephone exchange system capable of decreasing the time required for switching the connections between an office line and... Read More
Inventors: Aikawa, Chuta; Sanada, Noriyoshi; Murakami, Mitsuyoshi; Kikuchi, Junzo; Kuroda, Masaki;, Assignee: Tamura Electric Works, Ltd. (Tokyo, JP) |
Electroacoustic transducer with a piezoelectric diaphragm
In order to obviate these disadvantages, the invention proposes an electroacoustic transducer having a minimum number of elements and making it possible to combine means ensuring the functions of hous... Read More
Inventors: Ravinet, Pierre; Claudepierre, Christian; Guillou, Denis; Micheron, Francois;, Assignee: Thomson-CSF (Paris, FR) |
Digital bridging apparatus for telephone conferencing system
It is an object of this invention to provide a digital bridge for a telephone conferencing circuit which overcomes the many disadvantages of the prior art. It is a further object to provide multiple c... Read More
Inventors: Busson, Donald G.;, Assignee: The United States of America as represented by the Director, National (Washington, DC) |
Key telephone system paging lockout circuit
I claim: 1. a key telephone system paging lockout circuit comprising: N paging lockout printed circuit cards each coupled to a common busy tone generator means and an associated one of N telephone sub... Read More
Inventors: Saxon, B. Ronald;, Assignee: International Telephone & Telegraph Corp. (Nutley, NJ) |
Non-linear sync signal processing circuit
In accordance with the invention, a sync signal processing circuit for use with television signals incorporating sync signals having first, second and third characteristics comprises means for derivin... Read More
Inventors: Auld, Jr., Frederick H.; Walker, David L.;, Assignee: Zenith Electronics Corporation (Glenview, IL) |
Method and apparatus for providing gain control for an image intensifier tube
The present invention disclosed and claimed herein describes a method and apparatus for an image intensifier gain control for a first generation image intensifier which substantially eliminates proble... Read More
Inventors: Dallin, II, William M.;, Assignee: Varo, Inc. (Garland, TX) |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST*** *** NO IMAGES AVAILABLE***
Description:... Read More
Inventors: , Assignee: |
Method for managing and re-connecting a speech path link in a switching network
An object of the present invention to provide a call process method of a subscriber through a corresponding link when a trunk link is cut off, by re-establishing a call of the subscriber through a rep... Read More
Inventors: Lee, Seong-Geun;, Assignee: SamSung Electronics Co., Ltd. (Suwon, KR) |
Interdiction method and apparatus with frequency change inhibit function
An interdiction apparatus comprises common circuitry which can be shared by one or more subscribers and a plurality of subscriber modules which are individually used for the interdiction of unauthoriz... Read More
Inventors: Thatcher, William B.; Schutte, Mark E.;, Assignee: Scientific-Atlanta, Inc. (Norcross, GA) |
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