Abstract: A circuit configuration is disclosed for use in an appliance includes a power switch configured to open and close a first group of electrical contacts, where the contacts while closed cause the appliance to energize upon a user initiating a use of the appliance. The circuit configuration also includes a primary timing device electrically connected to the first group of electrical contacts, the primary timing device being actuated upon energization of the appliance and the primary timing device being configured to de-energize the appliance after a first time period by opening the first group of electrical contacts. The circuit configuration also includes a secondary timing device electrically connected to the power switch by a second group of electrical contacts, where the secondary timing device is configured to de-energize the appliance after a second time period, where the second time period is set based on the first time period.

Abstract: A hole cutting apparatus for cutting a hole in a tubular structure, which includes a center shaft, a slide mount rotatably attached to the center shaft, a slide rail slidably attached to the slide mount; a cutter attachable to the slide rail so as to move with the slide rail, and a cutter height roller attached to the cutter. The cutter height roller is structured and arranged to maintain the cutter at a distance from a cutting surface of the tubular structure as the hole is cut.

Abstract: A heating blanket system comprises a blanket, one or more heating wires embedded within the blanket, a control switch embedded in the blanket, the control switch being configured to allow a user to adjust a temperature setting of the blanket, and an external control module detachably connectable to the control switch and the one or more heating wires, the external control module configured to receive the temperature setting from the control switch and configured to control current flow through the one or more heating wires based on the temperature setting, the external control module being external to the blanket.

Abstract: A cooktop appliance includes an electric heating element positioned at a cooking surface and a controller operably connected to the electric heating element. The controller is configured to generate a temperature setting. The controller is also configured to activate the electric heating element and calculate a projected maximum temperature. The controller is further configured to deactivate the electric heating element when the projected maximum temperature is greater than the temperature setting.

Abstract: A temperature controller includes a microprocessor, a temperature detector, a current detector, a control relay and an external interface. Wherein, the temperature detector detects a working temperature of a heater; the current detector detects a current value passing through a heating element; and the microprocessor determines an operating state of the temperature controller (102) according to a temperature and a current value received from the temperature detector and the current detector, and sends a control signal to the control replay, thereby controlling the operation of the heater so as to adjust the temperature. By means of the temperature controller, current measurement is added while temperature measurement is performed, so that an operating state of a heater can be correctly determined, thereby greatly improving the reliability of the temperature controller.

Abstract: The present invention provides an SiC inverted plasma cutting power supply, which is characterized in that: the SiC inverted plasma cutting power supply comprises a main circuit and a closed-loop control circuit; the main circuit comprises a sequentially connected noise suppression module, a power-frequency rectification and filtering module, an SiC inverter module, a power transformer, an SiC rectification and smoothing module and a non-contact arc initiation module, wherein the noise suppression module is connected to an alternating-current input power supply, and the SiC rectification and smoothing module and the non-contact arc initiation module are respectively connected to a load; the closed-loop control circuit comprises a man-machine interaction module, a DSC controller, a failure diagnosis and protection module, an SiC high-frequency drive module and a load electrical signal detection module.

Abstract: A tankless water heater for use in a recreational vehicle uses one or more water chambers, each with a heating element, through which cold water flows and is heated. The system is connected to the alternating current of the recreational vehicle and controls the water temperature by sending the current through one or more TRIACs that change the firing angle of the current in order to increase or decrease power flow to the heating elements depending on the sensed temperature of the outflowing water that is compared against the selected temperature or to match the amount of power flow desired to be sent to the heating elements. The user selects whether to control the unit via a temperature selection or an amount of power flow selection.

Abstract: A material processing system includes a power supply in electrical communication with a cutting head. The power supply includes a control processor and a wireless communications control circuit configured to establish a web server for wirelessly communicating with a client device via a first communications interface. The wireless communications control circuit is configured to receive a request from the client device for a first web resource. The wireless communications control circuit is configured to request, via a second communications interface, a set of material processing system parameters from the control processor. The set of material processing system parameters is based on content of the request. The wireless communications control circuit is configured to serve, via the web server over the first communications interface, the first web resource to the client device. The first web resource includes web page formatting information and the set of material processing system parameters.

Abstract: A Method and Apparatus for Heating and Cooling a Motorcycle Seat have been disclosed. In one implementation a plurality of heating and cooling elements are used to affect heating and cooling a motorcycle seat.

Abstract: Present embodiments include a system that includes a welding tool configured to receive a welding wire from a wire feeder, to receive welding power from a power source, and to supply the welding wire to a workpiece during a welding process. The system also includes a mechanical oscillation system configured to mechanically oscillate a structural component toward and away from the workpiece. The structural component is external to the wire feeder and the power source. The system further comprises control circuitry configured to control the welding power based on feedback relating to the welding process.

Abstract: A conductive rod body is embedded in an insulative torch adapter into which a plasma torch is fitted so that a leading end protrudes from its outer circumferential surface. Further, a metal plate member electrically connected to a cable line to which a voltage for plasma ignition is applied is attached to a lower holder, and a conductive leaf spring member having a V-shaped cross section is attached to an upper holder. When the torch adapter is placed on the lower holder so that the protruding part of the rod body faces upward and the upper holder is closed to tighten a draw latch, the rod body and the metal plate member are electrically connected via the leaf spring member, and a high voltage for ignition can be applied to the plasma torch.

Abstract: The invention relates to a device for producing a baked good. The device comprises an accommodating unit, which is designed to accommodate a capsule, wherein the capsule comprises ingredients for producing a baked good. Furthermore, the device comprises a baking unit, which is designed to bake a dough, and an output unit for outputting a baked good baked in the baking unit. In addition, the device comprises a control unit, which is designed to cause dough, which comprises the ingredients from a capsule inserted into the accommodating unit, to be baked in the baking unit. The control unit is also designed to cause the baked good baked from the dough to be output by means of the output unit.

Abstract: Various methods for sensing and/or heating that utilize nanostructures or carbon structures, such as nanotubes, nanotube meshes, or graphene sheets, are disclosed. In some methods, at least a pair of contacts are electrically coupled with a given nanostructure or carbon structure to sense a change or to pass a current for heating.

Abstract: A method includes projecting energy onto an annular edge of a glass substrate. The annular edge includes a first roughness. The first roughness is reduced to a second roughness with the energy. The energy reduces the first roughness without changing a roundness of the annular edge of the glass substrate.

Abstract: In one embodiment, the present invention includes an apparatus to heat a body. A first conductive path and/or a second conductive path include a resistive heating element that produces heat from said current. The first conductive path is coupled to redirect the current to the second conductive path and set up complementapy magnetic fields between said first and second layers. A third layer substantially blocks an electric field produced from the resistive heating element included in the first layer and/or second layer.

Abstract: The present disclosure relates to a method of fusion splicing an optical fiber. The method includes the steps of mechanically stripping a coating layer from the optical fiber to form a bare fiber end and inserting the bare fiber end of the optical fiber into a resistive heating element structure to remove residual coating from a cladding layer. The resistive heating element structure shapes a severed end of the coating layer such that the severed end is fully within a cylindrical envelope defined by a non-disturbed portion of the coating layer. The method further includes a step of loading the optical fiber into an alignment groove of a fiber alignment fixture such that the shaped severed end of the optical fiber is in contact with the alignment groove. The method includes a step of fusion splicing the bare fiber end of the optical fiber to a cable fiber.

Abstract: The present subject matter describes a heating unit. The heating unit comprises a heating element and a controlling unit coupled to the heating element to determine a desired value of a direct current (DC) voltage based on heating element parameters. The desired value is a value of DC voltage desired for operation of the heating element. The controlling unit computes a value of a duty cycle parameter based on device input parameters and the desired value of the DC voltage. The heating unit further comprises a power factor correction (PFC) unit coupled to the controlling unit and the heating element to convert an input alternating current (AC) voltage, received by the PFC unit from an AC supply, to a direct current (DC) voltage of the desired value based on the duty cycle parameter. The PFC unit provides the DC voltage to the heating element.

Abstract: The invention relates to a citrus fruit juice extractor which can be used to cut citrus fruits into at least two parts, extract the juice therefrom and discharge the peel following juicing. The juice extractor consists of a juice extractor element coupled in a hollow housing having openings in the sides thereof, a cutting element connected above the extractor element, and press means located above the hollow housing.

Abstract: A connector component configured for coupling a consumable component to a plasma arc torch is provided. The connector component comprises a body having a proximal end and a distal end disposed along and defining a longitudinal axis. The connector component includes at least two engagement regions disposed radially about the longitudinal axis on a surface of the body. Each engagement region includes at least one engagement feature disposed on the surface of the body. The connector component also includes at least two free regions disposed radially about the longitudinal axis on the surface of the body. Each free region is radially located between a pair of the engagement regions and characterized by an absence of the engagement feature.

Abstract: The present invention generally relates to a system and method for high accuracy temperature control of an oven used to operate an electronic device, sensor, or resonator at a fixed temperature. The fixed temperature operation may result in high stability and operation accuracy of the devices across varying environment temperature conditions. Specifically, the present invention relates to systems and methods that enable realizing, sensing, and controlling the temperature of an ovenized device with high temperature control, accuracy, relaxed temperature sense, and control electronics requirements.