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| Number | Title | Issue Date |
| 7185960 | Printing device having a printing fluid detector A printing device is provided, wherein the printing device is configured to print a printing fluid onto a printing medium. The printing device includes a printing fluid reservoir configured to hold a volume of the printing fluid, a print head assembly configured to ... | 03/06/2007 |
| 7059696 | Remaining-liquid-amount display apparatus and remaining liquid-amount display method A remaining-liquid-amount apparatus for displaying an amount of conductive liquid (ink) remaining in a container includes electrode units which are arranged along a direction in which the liquid level falls when the amount of liquid in the container decreases and wh... | 06/13/2006 |
| 6844806 | High voltage load resistor array A high voltage resistor comprising an array of a plurality of parallel electrically connected resistor elements each containing a resistive solution, attached at each end thereof to an end plate, and about the circumference of each of the end plates, a corona reduct... | 01/18/2005 |
| 6696964 | Device for monitoring the filling of a bag A device for monitoring the filling of a bag (10) comprises a resistor element to be mounted on the outside surface of the bag, the resistor element being a flexible potentiometer (20), the resistance whereof being changed by bending of the potentiometer ... | 02/24/2004 |
| 6525642 | Self-regenerating liquid metal current limiter A self-regenerating liquid metal current limiter including solid metal electrodes for connection to an electric circuit to be protected and several compression chambers which are partially filled with liquid metal. The compression chambers are located one... | 02/25/2003 |
| 5767413 | Peripheral gauge A gauge for measuring a dimensional change, such as a change in the periphery of a test object, is an elastomeric tube filled with an electrically conductive fluid such as mercury. The gauge can be formed into a loop around the test object. Thereafter, an... | 06/16/1998 |
| 5593949 | High temperature conductor probes for determining liquid level of cryogens Method and arrangement for detecting the level of a liquid cryogen having a predetermined boiling point and which is being held in a container relative to the bottom of the container. The arrangement includes a container which receives the liquid cryogen ... | 01/14/1997 |
| 5393736 | Cryogenic fluid level sensor A cryogenic fluid level sensor utilizing a high temperature ceramic superconductor material driven above its level of critical current density, an exterior housing for holding the length of ceramic superconductor material, a support material disposed betw... | 02/28/1995 |
| 5315162 | Electrochemical synapses for artificial neural networks An electrochemical synapse adapted for use in a neural network which includes an input terminal and an output terminal located at a distance of less than 100 microns from the input terminal. A permanent interconnect having controllable conductivity is loc... | 05/24/1994 |
| 5250924 | Power supply testing system for non-utility power generators and so on A power supply testing system for non-utility power generators, etc. includes a test tank filled with a resistive liquid; a main electrode housed within the test tank to receive power from a non-utility power generator to be tested; a movable insulator me... | 10/05/1993 |
| 5114907 | Cryogenic fluid level sensor A cryogenic level sensor assembly. A sensor assembly includes a continuous length of high temperature ceramic superconductor material, an exterior housing for holding the length of ceramic superconductor material, a support material disposed between the c... | 05/19/1992 |
| 5097248 | Electrode for level detection An electrode for level detection includes a detection electrode including conductor portions and resistor portions arranged and formed one after the other in a level change direction. An insulating coating layer is formed on either each conductor portion ... | 03/17/1992 |
| 5001928 | Liquid level detecting apparatus A level detecting resistor (Rd) is inserted into a liquid (5) and has a length immersed in the liquid. The level detecting resistor (Rd) is supplied a constant current (Id) from a constant current source (1). The voltage drop (Vd) developed across the lev... | 03/26/1991 |
| 4959525 | Apparatus for heating an electrically conductive flowable material flowing through a pipeline A heating apparatus for heating an electrically conductive flowable medium includes a pipe having a conductivity no greater than that of the medium and a pair of electrodes projecting in a cantilever fashion into the pipe at spaced locations therealong an... | 09/25/1990 |
| 4949064 | Non-linear resistor having a poly (amino acid) membrane A membrane of an ionic pendant-containing, water-insoluble copolymeric poly(amino acid) composed of a first moiety derived from a first amino acid which gives a water-soluble poly (amino acid) with ionic groups of carboxyl and/or amino groups as the penda... | 08/14/1990 |
| 4945257 | Electrically settable resistance device A device provides an electrically settable resistance and comprises first and second electrodes. Each electrode comprises a redox active material. The device further comprises means defining an environment for each electrode such that the average redox st... | 07/31/1990 |
| 4939500 | Electrode water circulation and processing system and hooded radiator for water rheostat The water rheostat has a main electrode unit including the main electrode shaped as a hollow cylinder and provided with an electrode water inlet port in the top of the hemispherical upper end portion of the electrode, electrode water outlet ports at equal... | 07/03/1990 |
| 4871000 | Method and apparatus for the continuous measurement of the depth of a radioactive glass melt flowing into a container A method of continuous measurement of the depth of fill of a radioactive ss melt flowing from a melting furnace or from a storage container into a chill mold (special steel receiver) consists in measuring the electrical resistance of the flowing jet stre... | 10/03/1989 |
| 4804936 | Liquid selective automatic bilge pump control A highly reliable bilge pump control system which distinguishes between oil and water and operates without a mechanical float switch. It uses a conductivity type probe of special construction which is unaffected by sludge and contamination at the oil-wate... | 02/14/1989 |
| 4792777 | Variable water resistor for controlling the application of a therapeutic voltage to the human body An output controller for low-frequency treatment device for use in a bath, comprising a low-frequency oscillator; a variable water resistor having fixed terminals connected with the output terminal of the low-frequency oscillator; and an active electrode ... | 12/20/1988 |
| 4730098 | Electric electrode-type water heater A heating device for an electrically conductive fluid, such as water, has a vessel with a fluid inlet and a fluid outlet. A plurality of closely spaced parallel electrode plates within a container having holes therein and a plurality of wall structures wi... | 03/08/1988 |
| 4691187 | Variable linear resistor The invention comprises a variable linear resistor. It comprises a first plate having a recessed area cut into one face and a second plate parallel to and facing the face of the first plate with the recessed area. A length of elastic tubing is disposed in... | 09/01/1987 |
| 4633066 | Thermostatically controlled dual mode electric water heating receptacle An electric water heating receptacle is provided with an anode member and a cathode member arranged in spaced juxtaposed relationship and connected to an electric power source such that water in the receptacle is heated by current flowing through the wate... | 12/30/1986 |
| 4577091 | Tray electrode arrangement for an electrical steam or hot water generator The electrical steam generator has a pressure vessel in which pairs of trays are disposed one above the other on a vertical riser. The bottom tray of each pair of trays is electrically insulated from the pressure vessel wall and is connected to a power su... | 03/18/1986 |
| 4575613 | Electrical steam generator An electrical steam generator includes a plurality of spaced trays disposed in a vertical axis within a pressure vessel defining a steam generating chamber. Alternate trays are electrically connected to the pressure vessel while the other trays are electr... | 03/11/1986 |
| 4510483 | Liquid rheostat for starting an electric motor with improved sill structure A variable level liquid rheostat having a tubular overflow member between a starting chamber and a tank for controlling the level of electrolyte in the starting chamber. The overflow member has a closed upper end inside the starting chamber and lateral di... | 04/09/1985 |
| 4463248 | Non-spitting noiseless electric steam vaporizer A cool-running noiseless, non-spitting electric steam vaporizer has a liquid container with a top opening closed by a cap having a steam outlet and a vent opening. An inner housing cooperates with the cap to define a steam collection space communicating w... | 07/31/1984 |
| 4439669 | Instantaneous electrode-type water heater An electrode-type water heater or steam generator constructed from only three different manufactured parts includes an electrically non-conductive housing formed from a pair of complementary identical open-face housing sections. The housing sections each ... | 03/27/1984 |
| 4347429 | High capacity corrosion and erosion resistant electrodes for AC electrode boilers An electrode boiler containing an aqueous electrolyte is provided with a pair of spaced electrodes immersed in the electrolyte and connected to an AC power source. Each electrode comprises an electrically conductive metal substrate having adhered to one f... | 08/31/1982 |
| 4338510 | Electrode type steam vaporizer having corrosion resistant nickel ferrite electrodes and a protective cover An electrode type steam vaporizer device is disclosed which includes a plurality of ferrite electrodes positioned in a water receptacle wherein AC voltage is applied to the electrodes thereby vaporizing water in the receptacle. Each of the ferrite electro... | 07/06/1982 |
| 4330439 | Electric device comprising impregnated insulating materials and electric elements The electric device according to the present invention has as its constituents the insulating materials and elements comprising films of synthetic resin, for instance, polypropylene, impregnated with 1-phenyl-2-ethylphenylethane and/or 1-phenyl-2-isopropy... | 05/18/1982 |
| 4292498 | High voltage electrode steam boiler and electrode assembly therefor An electrode assembly for an electrode boiler employing electric current flow between spaced electrode assemblies immersed in an electrically conductive fluid in a boiler vessel for raising the temperature of the fluid includes an upright electrode member... | 09/29/1981 |
| 4288683 | Insulating porous matrices for electrode boilers An electrode boiler has a pair of boiler electrodes defining a volume therebetween to be filled with electrolyte to be heated by electrical current passage between the electrodes through the electrolyte. A porous insulating matrix is confined by a pair of... | 09/08/1981 |
| 4260874 | Microporous insulating barrier system for electrode boiler output control A pair of boiler electrodes defines a volume therebetween to be filled with electrolyte to be heated by electrical current passage between the electrodes through the electrolyte. A microporous insulating barrier permeable to the electrolyte is disposed be... | 04/07/1981 |
| 4206342 | Electrode-type steam generator An electrode steam generator of the type wherein water is directed in free fall from a water distribution device in a stream onto an electrode to generate steam employs a horizontal dish-shaped water distribution device having a circular rim defining a da... | 06/03/1980 |
| 4163895 | Electrolytic water heater An electrolytic water heater is provided which has general utility for heating and boiling water, or other electrically conductive solutions, by passing an electric current through the solution. The heater includes a housing composed of electrically nonco... | 08/07/1979 |
| 4121090 | Water-jet electrode steam generator The water distribution device is dish-shaped to receive a flow of water from a load-proportional supply means and defines a dam to permit the water to overflow in unthrottled manner for all loads and to fall onto the electrode below the distributing devic... | 10/17/1978 |
| 4109137 | Electric steam generator The electrodes of the steam generator are each formed as a horizontally extending disk to receive descending water jets from a distribution chamber above the electrode as well as with openings to direct water jets downwardly onto a collecting grid. The cu... | 08/22/1978 |
| 4101758 | Electric steam generator having a movable distribution means An electric steam generator includes a vessel housing at least one dish-shaped electrode having a bottom with a plurality of openings. A water distribution means is spaced above each electrode and provides a plurality of water jets which impinge on the el... | 07/18/1978 |
| 4093846 | Multi-jet electrode boiler An electrode boiler of the type in which each electrode is located in a steam generating compartment surrounded by a control compartment and the boiler load is regulated by transfer of water between these compartments. A manifold is mounted at the top of ... | 06/06/1978 |
