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Patent # Description
US-5,410,152 Low-noise method for performing downhole well logging using gamma ray spectroscopy to measure radioactive...
A method for evaluating the penetration of downhole materials such as proppant, casing annulus fill, or packed gravel by radioactively tagging the material,...
US-5,410,151 Fiber optic probe and method of making same
A fiber optic probe is disclosed for use as a signal collector and illuminator in Near Field Scanning Microscopy (NSOM) and Photon Scanning Tunneling Microscopy...
US-5,410,150 Fiber optic controller with an interface having an emitting diode and a photodetector
A fiber optic controller comprises a keyboard having a plurality of keys. Each key has a transmitting fiber and a receiving fiber wired therein. Light is...
US-5,410,149 Optical obstruction detector with light barriers having planes of light for controlling automatic doors
An obstruction detection system includes emitters, a sensor, and obstruction detection circuitry. The emitters mounted along the top of an opening radiate a...
US-5,410,148 Safety switch system with photooptical and capacitance detection
A switch system for an industrial machine is described which combines both optical and capacitance switches in a switch assembly. A photo-optical switch is...
US-5,410,147 Optical communication system using coplanar light modulators
An optical communications system includes apparatus for interferometric signaling in which light signals are propagated from a first location so as to form at...
US-5,410,146 Contact image sensor with meandering data lines connected to opposite switching elements in alternating sensor...
A contact image sensor having an arrangement capable of reducing the number of data lines passing adjacent photoelectric converters, thereby achieving a high...
US-5,410,145 Light detector using reverse biased photodiodes with dark current compensation
Light intensity detecting circuits using reverse biased photodiodes are disclosed. Two photodiodes are fabricated with essentially the same structure in close...
US-5,410,144 Radiograph digitizer
A dental film-based radiograph which is relatively small of the order of 40 mm by 30 mm is scanned and converted to a digital image by mounting the radiograph on...
US-5,410,143 Space target detecting and tracking system utilizing starlight occlusion
A system for detecting and tracking targets or objects located in the earth's shadow. The system senses and processes starlight from one or more stars. More...
US-5,410,142 Optical card with printing visible below the optical recording
An optical card having visible data marked on a base layer and a substantially transparent optical data recording layer formed over the base layer. A protective...
US-5,410,141 Hand-held data capture system with interchangable modules
The disclosure relates to battery powered hand-held data entry terminals wherein a peripheral module may contain an automatically operating full image reader and...
US-5,410,140 Mirrorless ring mounted miniature optical scanner
To reduce the size and weight of an optical scanner, the present invention provides a mirrorless beam scanning unit wherein the light emitter itself moves back...
US-5,410,139 Peak detecting bar code reader
A signal processor for reading a bar code symbol having alternating dark and light portions includes a photodetector for receiving light reflected from the bar...
US-5,410,138 Magnetic tag reading apparatus
A reading apparatus simultaneously detects all the magnetic states previously recorded on a length of a magnetic strip on a substrate. The apparatus has...
US-5,410,137 Apparatus for reproducing data from a track whose track number cannot be read
A data reproducing apparatus for reproducing information recorded in at least one track formed on a recording medium. The data reproducing apparatus includes at...
US-5,410,136 Apparatus and method for the xerographic printing and magnetic encoding of information cards
A card assembly permits xerographic printing of information cards, such as identification or authorization cards. The card assembly comprises a carrier sheet...
US-5,410,135 Self limiting microwave heaters
A self-limiting dispersion of a conductive material in a binder is disclosed wherein the conductive material consists essentially of a carbon material having a...
US-5,410,134 Clamp for a water-cooled induction coil
A clamp assembly includes a yoke having a rectangular configuration and circumscribes a rectangular space, and a pair of spaced electrically conductive terminal...
US-5,410,133 Metal matrix composite
A metal matrix composite is made by roll consolidating a sandwich formed from alternating layers of a matrix metal, a brazing alloy, and reinforcing fiber at...
US-5,410,132 Superplastic forming using induction heating
Apparatus and method for superplastic forming. The workpiece is held between a pair of dies that are electrically and thermally nonconductive, and is heated...
US-5,410,131 Welding connection assembly for heat-fusing plastic tubes
An interlaced meshed resistance network having one or more continuous wire conductors is formed from a tubular wire network cylinder folded over itself in order...
US-5,410,130 Heating and temperature cycling
A heating element having a pair of terminals for being coupled to a source of electric current. The heating element includes a path arranged in a field having...
US-5,410,129 Arrangement for controlling the heating power for a cooking vessel
In accordance with the invention an arrangement for controlling the heating power for a vessel (10) which can be heated by a cook-top (11), for example a light...
US-5,410,128 Hold down spring clip for electric range coil type heating elements
A heating element assembly is provided in an opening in a top panel of an electric range. The heating element assembly includes a drip pan, a coil-type heating...
US-5,410,127 Electric blanket system with reduced electromagnetic field
An electric blanket system which runs from an AC power input, and does not use a transformer; but the power supply is rectified and regulated, to reduce the AC...
US-5,410,126 Portable AC/DC wire feed welder
In a preferred embodiment, a portable wire feed electric arc welder, including a cabinet, a welding gun connected to the cabinet through a flexible conduit, and...
US-5,410,125 Methods for producing indicia on diamonds
A method of producing a marking on diamond, pearl, precious or semi-precious stone. For producing the marking, the region on the surface to be marked is...
US-5,410,124 Tracking sensor fixture and method for tracking reference locations on a moving semiconductor leadframe strip
A tracking sensor fixture for mounting an optic sensor and for positioning reference locations on semiconductor leadframe strips with the sight line of the...
US-5,410,123 Process and apparatus for welding annular bellows
Method and apparatus for welding a plurality of parallel continuous seams on workpieces which comprise the steps of defining a welding station including a laser...
US-5,410,122 Use of electrostatic forces to reduce particle contamination in semiconductor plasma processing chambers
Particles are repelled from the upper face of a wafer in a plasma chamber by inducing positive or negative charges on the substrate without generating a gas...
US-5,410,121 System for feeding toxic waste drums into a treatment chamber
A drum is introduced into an interlock chamber and the interlock chamber is sealed. A door leading to a transition chamber is opened and the drum is moved into...
US-5,410,120 Welding enclosure assembly
A welding enclosure includes a central work chamber; a plurality of horizontally spaced welding work stations within the central work chamber; an exhaust chamber...
US-5,410,119 Thermostable wire cutting electro-erosion machine
A wire cutting electroerosion machine with upper and lower machining heads on cross slide systems for taper machining. The upper and lower machining heads spray...
US-5,410,118 Method and device for controlling a spark erosion machine
At least two parameters (.delta., Inst) of which it is known that their variation influences the state of the spark erosion process (F, W) are fed to a logic...
US-5,410,117 Device and control process for EDM machining with an electrode-wire
At least one machining parameter of an electrode-wire EDM machine, cutting according to a predetermined trajectory, is varied when the electrode-wire reaches the...
US-5,410,116 Gas isolated disconnecting switch and gas isolated switching device
A gas isolated disconnecting switch is provided which performs a sufficient restriking surge suppressing function, induces no adverse effect on the operation of...
US-5,410,115 Rod-type switch
A rod-type switch including: a tube-like body; a conductor conducting tube fixed in the middle part of the body; a contact having on one end thereof an...
US-5,410,114 Steering wheel horn switch mechanism
A steering wheel is provided having a vibration prevention mechanism and a horn switch mechanism, the horn switch mechanism includes: first and second contact...
US-5,410,113 Motion sensing apparatus
A motion sensing apparatus comprises two substrates, contact means, and at least one electrically conductive element. A first substrate contains an electrically...
US-5,410,112 Safety interlock for overhead projector
A safety interlock for an overhead projector utilizes only one electrical switch to provide the functions of both a conventional power switch and a safety...
US-5,410,111 Housing lining
A housing lining is disclosed with a self-supporting and airborne sound-absorbing layer of fibers. The fibers are compressed and glued together at least in the...
US-5,410,110 Air silencer mounting arrangement
Disclosed herein is an air silencer mounting arrangement comprising a carburetor having an air induction passage including an air inlet portion, an air silencer...
US-5,410,109 Vehicle on-board weighing system and method
An apparatus and method is disclosed for a vehicle on-board weighing system. The system includes sensor housings which may be placed between elements of a...
US-5,410,108 Combined scanner and scale
A data gathering system including a scanner and scale including one or more of the following features: a construction of compact dimensions with a low profile;...
US-5,410,107 Multichip module
An electrical interconnection medium having first and second overlying interconnection layers, each interconnection layer including parallel conductors, the...
US-5,410,106 Electric feed cable for oil well pump
The present invention relates to a cable used to supply electric power to a pump for pumping crude oil from an oil well. It is consisted of an insulating layer,...
US-5,410,105 Method for waterproofing junction of main and branch wires and cover therefor
A method for waterproofing a junction of branch wires with a main wire by enclosing the junction in a plastic cover containing a putty sealant and filling the...
US-5,410,104 Low profile strain relief cord grip fitting
A low profile strain relief cord grip is disclosed. The cord grip may be used in applications where a large number of conductors require their ganging in close...
US-5,410,103 Self-anchoring poke-through wiring device
A poke-through wiring device and, more particularly, a self-anchoring poke-through wiring device which is positioned in a floor aperture of a concrete building...
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