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| Number | Title | Issue Date |
| 7947927 | Heated tray The present invention is an apparatus for heating the contents of a vessel wherein said vessel has a conducting plate that contacts the interior vessel contents and actuates a thermostat based on the temperature of interior contents. ... | 05/24/2011 |
| 7939779 | Method for the laser machining of coated sheets With many coated sheets, in particular zinc-coated sheets as used in the automobile industry, the coating material has a much lower boiling point than the material of the sheet. On welding said sheets together the above leads to explosive evaporation of coating mate... | 05/10/2011 |
| 7449662 | Air heating apparatus An embodiment of an air heating apparatus includes a mass to store heat energy and a heater to provide the heat energy to the mass. ... | 11/11/2008 |
| 7449661 | In-pipe heat trace system A heat trace system (10) is used for heating water to prevent freezing in a conduit (20) while servicing an aircraft positioned at a passenger loading bridge (52). An upstream fitting (26) is attached onto the conduit adjacent to a buildi... | 11/11/2008 |
| 7442902 | Adaptive temperature controller The adaptive temperature controller includes an ambient temperature sensor, a device for measuring resistance, an electrically-conductive material, a power supply, and a device for controlling power. In operation, the controller determines the resistance of material... | 10/28/2008 |
| 7439472 | Heating body A heating body is provided. The heating body includes a tube and a heating member disposed in the tube. When a radius from a center of the heating body to an outer circumference of the heating member is “r,” a radius of the tube is equal to or greater than 1.6r.... | 10/21/2008 |
| 7435929 | Methods for monitoring or controlling the ratio of hydrogen to water vapor in metal heat treating atmospheres Methods for monitoring a heat treating atmosphere supply a preselected gas atmosphere at a preselected temperature to a heat treating furnace. The preselected temperature is not greater than a temperature at which wustite (FeO) forms. The methods sense the preselect... | 10/14/2008 |
| 7435925 | Plasma arc torch A plasma torch is provided having a movable member carrying an electrode and movable along a tubular member bore having a nozzle at one end. A piston member engaged with the movable member moves the electrode between inoperable and operable positions within the bore... | 10/14/2008 |
| 7435926 | Methods and array for creating a mathematical model of a plasma processing system A method of creating a simplified equivalent circuit model of a plasma processing system, including an electrical measuring device, a lower electrode, an upper electrode, and a signal generator device is described. The method includes creating a simplified equivalen... | 10/14/2008 |
| 7432477 | Set-back control for both HVAC and water heater via a single programmable thermostat A system and method of using a set-back or programmable thermostat for heating or cooling systems to also controlling a fast-recovery water heater such as a power-vented fossil fuel powered water heater such that the water heater is disabled during a set-back mode o... | 10/07/2008 |
| 7432474 | Heating device A heating device includes a substantially cylindrical shaft joined to a joint surface of a plate-shaped ceramic substrate opposite to a heating surface, the ceramic substrate including a resistance heating element embedded in the ceramic substrate. The shaft include... | 10/07/2008 |
| 7432469 | Arc spraying torch head The invention provides an arc spraying torch head including: a pair of spray material guides attached to a head body so as to face forward and guiding a flexible wire-like spray material inserted therein; a main air nozzle attached to the head body, and jetting main... | 10/07/2008 |
| 7432468 | Plasma processing apparatus and plasma processing method A microwave plasma processing apparatus 100 allows microwaves, passed through a plurality of slots 37, to be transmitted through a plurality of dielectric parts 31 supported by beams 26, raises a gas to plasma with the transmitted microwa... | 10/07/2008 |
| 7432470 | Surface cleaning and sterilization Methods and apparatus are provided for igniting, modulating, and sustaining a plasma for various plasma processes and treatments. Such treatments include cleaning and sterilizing parts. In some embodiments, a plasma is ignited by subjecting a gas in a multi-mode pro... | 10/07/2008 |
| 7432467 | Plasma processing apparatus A plasma processing apparatus performs a desired plasma processing on a target substrate by using a plasma generated from a processing gas by forming a high frequency electric field in an evacuable processing chamber having an electrode. The plasma processing appara... | 10/07/2008 |
| 7429719 | Self-regulating heater with a semiconductor heating element and method of heating A self-regulating heater including a semiconductor for converting electrical energy to heat. A temperature sensitive element is used to bias the semiconductor as a function of temperature. The heating element has an advantage that its maximum temperature is limited ... | 09/30/2008 |
| 7429715 | Modular plasma arc torch A modular plasma arc torch is provided that comprises a torch head and a torch lead, and a quick disconnect that is operatively engaged between the torch head and the torch lead. Accordingly, the torch head and torch lead may be quickly assembled and disassembled th... | 09/30/2008 |
| 7423234 | Process for the surface treatment of an article containing silicone crosslinked by polyaddition A process for increasing the surface tension (“wettability”) of a silicone element crosslinked by polyaddition from a liquid composition containing one or more α,ω-dimethylvinylpolydimethylsiloxanes (PDMS), one or more poly(dimethyl)(methylhydrogenosiloxy)-α,... | 09/09/2008 |
| 7423235 | Electrode and electrode holder with threaded connection A threaded connection for an electrode holder and an electrode in a plasma arc torch is provided. The threaded connection has relatively low height, and the engaged portion of a male threaded portion of the electrode and a female threaded portion of the electrode ho... | 09/09/2008 |
| 7423243 | Heating system and method A fluid heating system includes a fluid receptacle having a fluid reservoir, and a heating control system configured to heat fluid retained within the fluid reservoir. The heating control system includes a processing unit, at least one fluid temperature sensor posit... | 09/09/2008 |
| 7417208 | Power supply device The power supply device comprises first wiring that connects an alternator that is driven by the engine and a constant voltage electrical load that is driven at 12V, a heat accumulator that accumulates cooling heat and warming heat, a thermoelectric converter which ... | 08/26/2008 |
| 7417209 | Recording disk drive with reduced noise thermal flyheight control A system and method for preventing crosstalk noise from being superimposed on a read signal due to noise from a heater line for a slider in a recording disk drive is disclosed. A heater line pair to the slider is not grounded but is in a floating state with respect ... | 08/26/2008 |
| 7411163 | Device for providing a melt The invention relates to a device (1) for providing a melt, in particular a plastic melt. Said device (1) comprises a feed unit (2) for material components, at least one purification unit (4) for the flowing melt, in particular a rotatabl... | 08/12/2008 |
| 7411162 | Hot wire control apparatus and method Control system and apparatus for controlling current input to an electrical resistance element such as a seal wire. The system and apparatus of the present invention is a closed loop feedback modification to conventional systems, and takes advantage of the inherent ... | 08/12/2008 |
| 7411149 | inverter powered plasma cutting system with fixed gas flow control A lightweight and compact plasma cutting system includes a power source having an inverter and a non-adjustable regulator enclosed within the power source. The inverter is configured to generate a power signal suitable for a plasma arc process and the non-adjustable... | 08/12/2008 |
| 7408132 | Temperature sensor for power supply A temperature sensor, such as a thermistor, senses the temperature inside a power source connector, or other portion, of a power supply. This sensed temperature may then be used to determine if the output power should be reduced or switched off in order to avoid ove... | 08/05/2008 |
| 7408133 | Method of thermally coupling a flow tube or like component to a thermal sensor and sensor systems formed thereby A method of thermally coupling a flow tube or like component to a thermal sensor comprises bonding the component to the thermal sensor such that thermally conductive portions formed on the component are thermally coupled to corresponding sensing/heating elements dis... | 08/05/2008 |
| 7408134 | Programmable switch A sensor circuit provides a signal to a microcontroller to indicate parameters of an environmental condition to which the sensor circuit is exposed, such as temperature. The sensor circuit and microcontroller are mounted in a common housing, with an output lead indi... | 08/05/2008 |
| 7404670 | Analytical furnace with predictive temperature control An analytical furnace includes a predictive temperature control which is trained to model crucible temperature during analysis by employing a pair of temperature sensors, with one sensor being mounted in the furnace in fixed relationship and a second sensor which ca... | 07/29/2008 |
| 7402780 | Thermostat for a heat pump or conventional heating system A thermostat is provided comprising a first connector for connecting to an air conditioner, a second connector for connecting to either a conventional heater or a heat pump reversing valve, and a selection means for selecting from at least a first mode of operation ... | 07/22/2008 |
| 7399944 | Method and arrangement for controlling a glow discharge plasma under atmospheric conditions The present invention is directed to a method and arrangement for controlling a glow discharge plasma in a gas or gas mixture under atmospheric conditions, in a plasma discharge space comprising at least two spaced electrodes in which at least one plasma pulse havin... | 07/15/2008 |
| 7399943 | Apparatus for metal plasma vapor deposition and re-sputter with source and bias power frequencies applied through the workpiece A plasma reactor includes a vacuum chamber including a sidewall, a ceiling and a wafer support pedestal near a floor of the chamber, and a vacuum pump coupled to the chamber. A process gas inlet is coupled to the chamber and a process gas source coupled to the proce... | 07/15/2008 |
| 7397013 | Plasma lineation electrode A plasma spray device is provided. The plasma spray device includes a plasma chamber region for having a plasma formed and a throat region coupled to the plasma chamber region. The throat region has an end surface and an axial bore. The axial bore is formed substant... | 07/08/2008 |
| 7394041 | Apparatus for treating a waste gas using plasma torch Disclosed is a waste gas treatment apparatus having a waste gas inlet for flowing a waste gas into a main combustion chamber provided in empty space inside a body, and a plasma torch configured to propagate flames against the waste gas flowing through the waste gas ... | 07/01/2008 |
| 7390992 | Heat blanket The heat blanket (10) comprises an operative unit (20) and a control/power supply unit (40) which can be electrically connected on one side to the power mains and on the other side to the operative unit (20). The operative unit (20... | 06/24/2008 |
| 7385161 | Method of estimating the temperature of an oxygen sensor heating element The resistance of an oxygen sensor heating element is estimated by modeling the effects of physical and electrical heating on the resistance of the heating element lead-in conductors, and subtracting the lead-in conductor resistance from a measure of the heating cir... | 06/10/2008 |
| 7381930 | Reminder for convection cooking Provided is a cooking appliance, such as a convection cooking appliance. The appliance includes a heating element, an annunciator, and a user interface for receiving a plurality of control settings from a user. The control settings include a time setting. The applia... | 06/03/2008 |
| 7378620 | Oven control system Oven control system, including a display screen, a data input means and a calculation unit able to send instructions to the display screen and to receive instructions from the data input means, the said calculation unit including a means for grading cooking programs... | 05/27/2008 |
| 7375301 | Modular anode support member for plasma spray gun The present invention provides a modular anode support member for a plasma spray gun including an outer sleeve, an inner sleeve, and a coolant tube connectable to the outer sleeve. The outer sleeve having a cylindrical sidewall defining a central opening through a l... | 05/20/2008 |
| 7372002 | Fluid heating device and cleaning device using the same A washing water inlet for receiving washing water is provided on an upper surface at one end of a case main body in a fluid heating device, and a washing water outlet for feeding heated washing water to a pump is provided on an upper surface at the other end of the ... | 05/13/2008 |
