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7969160 Electrolytic capacitor  
The electrolytic capacitor has an insulating casing, at least one capacitor element and multiple external terminals. The casing has multiple through holes and mounting protrusions. The at least...
7675292 Method of determining acid stratification in rechargeable batteries  
A method of determining a stratification of an electrolyte in an active mass of positive electrode plates in rechargeable batteries includes determining a variation of at least one of a charging...
7393702 Characterizing the integrity of interconnects  
The present invention provides for a system and method of characterizing the integrity of a barrier structure. The barrier structure is an interconnect comprising a porous dielectric layer...
7288219 Method and apparatus for size measurement of particles of carbon black  
Improvements to the electrical sensing zone instrument are described that allow the good accuracy of this type of instrument to be applied to the measurement of the size of particles of carbon...
6269317 Self-calibration of an oscilloscope using a square-wave test signal  
Self-calibration of a digitizer is carried out by using a square-wave test signal which is digitized by the digitizer, and temporal positions of the digitized values output by the digitizer are...
5909114 Coulometric analysis method and a device therefor  
The present invention provides a rapid coulometric analysis for the quantitative determination of a sample substance with high reproducibility without any application of voltage etc. from the...
5473256 Combination microwave waveguide and pressure barrier  
A waveguide and pressure barrier for use with devices for measuring fluid parameters of fluids passing in a pipe under high temperature and pressure conditions and utilizing microwave energy for...
5471134 Measuring apparatus with adjustable indicator for measuring the real load factor on an electricity source  
The invention relates to measuring apparatus for measuring the real load factor on an electricity source delivering an AC current to a consumer appliance, said apparatus comprising:a current...
5416406 Electric charge metering device and method  
An electrochemical cell includes a metallic anode electrode and a metallic athode electrode substantially immersed in an electrolyte. As charge or current is passed through the cell from the anode...
5202638 Power density measuring apparatus and method  
Apparatus and method for measuring power density in an energized volume of water using either a measurement of voltage gradient or current density for use in determining optimal electrical power...
RE31774 Measuring system  
There is provided a method for measuring a parameter whose value is calculable as an integral with time of a function of at least one variable so as to make possible the use of a microprocessor...
4382226 Electrolytic cell for actinometers  
An electrolytic cell for an actinometer, constituted by a glass vessel having a glass filter extending across the central portion thereof and forming a separator wall dividing the vessel into two...
4346363 Electronic circuit for sensing deviations in physical forces thereon  
An electronic sensor circuit is provided which generates predetermined frequencies corresponding to the resultant force vector of the gravitational and inertial forces. There is further provided...
4192009 Coulometric device for performing time integration  
A coulometric device for performing integration or timing functions with precise end-state detection comprises a coulometer; serially connected to the coulometer, a source of pulsed d.c. current...
4164004 Electrochemical potential memory device using liquid electrolyte  
An electrochemical potential memory device comprising two electrodes containing an Ag2 Se-Ag3 PO4 solid solution, and an aqueous or non-aqueous electrolyte containing Ag+ ion.
4139896 Method and apparatus for producing nonlinear integral functions  
An integrator system is disclosed which incorporates a feedback control loop to vary the linearity of the integrator's response. In the preferred embodiment an electrochemical coulometer is used...
4100490 Elapsed time indicator and electrolytic timer cell  
An elapsed time indicator includes an electrolytic timing cell in series connection with a resistor, which series circuit may be connected to a D.C. voltage. The cell is comprised of an aluminum...
4021734 Coulometric measuring instrument with plug adapters for making different measurements  
A device for the coulometric measurement of the thickness of thin metal layers of different material on a base has switch-over devices permitting switching to the measurement problem at hand and...
4015150 Normally on led coulometric timing system  
A coulometric timing system having a source of supply with a coulometric timing circuit coupled to a cathode and an anode terminal of a coulometric cell for providing current flow for the...
4010417 Watt hour meter  
This disclosure pertains to an inexpensive watt hour meter apparatus comprising a line cord supplying household energy to an inexpensive energy consuming measuring apparatus employing a...
4007122 Solid electrolytes for use in solid state electrochemical devices  
Solid electrolytes including a lithium halide and a controlled amount of water provide materials having adequate ionic conductivity and low electronic conductivity so as to be useful in solid...
4001961 Round counter  
An electrochemical elapsed time meter indicator with round counter circui for a gun to indicate past usage whereby maintenance and repair or replacement procedures will insure greater reliability...
3992668 Electro-thermal readout of coulometers  
Systems are disclosed for reading the integral stored in a coulometer by sensing the thermal properties of the electrolyte. A preferred embodiment comprises at least one temperature sensitive...
3992667 Electro-thermal readout coulometer  
A method and apparatus are disclosed for reading a coulometer by sensing the temperature of the electrolyte. A preferred embodiment comprises a pair of temperature sensitive elements spaced apart...
3986114 Watt-hour counter  
A watt-hour counter for supplying electrical energy at a remote location from an external power source having a housing with a connection to an external source of electrical power, at least one...
RE28941 Electrolytic timer delay capsule  
An electrolytic timer capsule is constructed of an outer cylindrical closed end case and an inner insulated upside down cup enclosing an electrolyte solution. The case comprises one electrode and...
3972022 Indicator of vehicle service intervals  
An indicator of vehicle service intervals for use in a vehicle comprising a transducer for transducing the revolution of the transmission output shaft of the vehicle into an electrical signal, an...
3968639 Electrochromic information displays  
Accumulating measuring devices which indicate the flow of electric current on graduated scale. Current flow may be of any fixed rate or value, steady or pulse, and scale may be any desired...
3961253 Electrical voltage indicating device  
Electrical voltage indicating device for use in the low-voltage range, characterized in that it comprises at least one electrochemiluminescence cell containing at least two electrodes immersed in...
3960138 Differential temperature integrating diagnostic method and apparatus  
A method and device for detecting the presence of breast cancer in women by integrating the temperature difference between the temperature of a normal breast and that of a breast having a...
RE28832 Coulometric metering device  
Electric metering device including at least two coulometric cells which experience a sharp voltage rise upon deplating. The current is metered by passing current through one cell until it is...
3955124 Removable coulometric timer connector assembly for printed circuit boards  
For a removable three terminal coulometric timer cell connected in a high voltage circuit, an insulating shell of cylindrical form has radial tabs thereon to receive wire leads from the cell for...
3944918 Electroosmotic kilovoltmeter  
A kilovoltmeter capable of indicating potentials in the kilovolt range is disclosed. The device is based on the phenomenon of electroosmosis engendered by a strong electric field.
3911362 Statistical analog monitor  
This abstract describes an instrument for the statistical study of the various analog parameters of a physical operation, which vary with time. The parameters may be, for example, voltage,...
3878371 Apparatus and method for compiling and recording operating data on equipment  
A recorder for mounting on a piece of equipment for recording data representative of one or more operating parameters of the piece of equipment. The recorder includes a relatively uncomplex pulse...
3875505 Data collection system and apparatus suitable for use therein  
A system for producing an indication of the number of occurrences of certain events, such as the traversal of miles by a vehicle, in which a single-pole double-throw reed switch is operated...
3855506 SOLID ELECTROLYTE COULOMETER  
An electrochemical timer or coulometer comprising an assembly of a solid electrolyte, preferably Ag7 I4 PO4, a silver electrode and a detector, e.g. gold, electrode, such assembly being positioned...
3842348 DEVICE FOR MONITORING EXCESS CURRENT USAGE BASED ON COULOMETRIC CELL  
Monitoring device for a power line including a voltage sensing means such as a zener diode for passing current whenever current on the power line exceeds a given threshold, thus causing an...
3816713 ELECTRICAL DEPLATING READ-OUT APPARATUS  
An electrical deplating read-out apparatus wherein the deplating current is preselected to give an indicated value of total deplating current in milliampere-second units.
3809905 TEMPERATURE COMPENSATING ULTRAVIOLET RAY DETECTOR  
A device in which an electrical current flowing through an electrolyte indicates a true value proportional to the intensity of ultraviolet rays, regardless of the ambient temperature. A positive...
3778702 OPERATING TIME REMAINING COMPUTER  
A computer for determining the time remaining at the present rate of energy dissipation before a finite energy source is completely drained of energy. The rate of energy consumption is sensed and...
3777266 PROGRAMMABLE INTEGRATOR  
A method and apparatus is disclosed for measuring the operational use of a physical system. The apparatus includes an integrator having a reversible coulometer including a bored tube made of a...
3757229 THERMAL POLLUTION MONITORING DEVICE  
A device for monitoring a particular function such as temperature for determining when the function is above a threshold level. A sensor responsive to the particular function being monitored...
3755728 PULSED CHARGED ELECTROCHEMICAL TIMING CELLS AND METHOD OF OPERATING  
A coulometer which is charged by a pulse charging method in an R-C network in series with the coulometer measures time by the passage of a known constant current through the cell so that when the...
3754122 MILEAGE RECORDING  
An automatic automobile rental system having a plurality of remote rental stations and a central data processing station for system control and customer billing is described. A system user employs...
3742388 COULOMETER CONTROLLED METHOD AND APPARATUS FOR GENERATING AN ELECTRICAL FUNCTION  
A method and apparatus for generating an electrical function utilizing a coulometer integrator which modulates an AC signal in accordance with the integral of a variable DC input current. The...
3719565 METHOD AND MEANS FOR MEASURING THE DEPOSITION RATE IN METALLIC PLATING BATHS  
A method and arrangement for measuring the instantaneous deposition rate of material on work pieces within metallic plating baths. A test body is immersed in the plating bath and suspended from a...
3718861 ELECTROLYTIC CAULOMETER FOR INTEGRATING VOLTAGE AND CURRENT COMPONENTS OF POWER  
A device for measuring the quantity of a direct current flow therethrough comprises a glass tube having a body of mercury at each end which serves as an electrode. The two electrodes are separated...
3704432 CAPACITIVE COULOMETER IMPROVEMENTS  
A generator utilizing a capacitive coulometer for generating a signal that is inversely proportional to the integral of a selected function. A current source and a variable amplitude interrogation...
3704431 COULOMETER CONTROLLED VARIABLE FREQUENCY GENERATOR  
A variable frequency generator utilizing a coulometer for generating a signal having an amplitude that varies in accordance with the integral of a selected function. A DC current source and a...

Matches 1 - 50 out of 141 1 2 3 >