Abstract: The present invention relates to a method for detecting overheating of an electrical heating device comprising a plurality of resistive elements configured to be supplied electrically using a control signal by pulse width modulation according to a setpoint, comprising the following steps: —detecting the setpoint, —detecting the duty cycle (PWM_system; PWM_subsystem), —defining a threshold value for detecting the duty cycle according to the setpoint, or a value of at least one parameter for monitoring an incidence of overheating, —comparing the detected duty cycle value with the detection threshold value, and —detecting an incidence of overheating when the detected duty cycle value reaches the detection threshold value. The invention also relates to a corresponding control unit.

Abstract: A torch having a replaceable trigger module is disclosed. The trigger module includes a housing defining a cavity; a trigger operatively coupled to the housing; and a printed circuit board (PCB) configured to be electrically coupled to one or more accessories. The PCB and the one or more accessories are disposed at least partially in the cavity and are coupled to the housing so that coupling the housing to a torch handle mechanically couples the PCB and trigger to the torch handle.

Abstract: A French press rod assembly configured to be operably engaged with a French press coffee pot wherein the French press rod assembly provides an element to engage therewith to stabilize the French press rod assembly during removal of the filter screen. The French press rod assembly includes a shaft having a first end and a second end. A handle is secured to the first end of the shaft and a filter screen is removably secured to the second end of the shaft. The shaft has surroundably mounted thereto proximate the second end an engagement member. A flow member is rotatably secured to the shaft wherein the flow member is intermediate the second end of the shaft and the engagement member. In a preferred embodiment of the flow member, the flow member is rotatably mounted to the shaft and includes a plurality of blades.

Abstract: The disclosure relates to a device for producing milk beverages or milk foam beverages, comprising a pump, a milk intake line connected to the pump and connectable to a milk reservoir, an outlet line connected to the pump, and a heating element. The heating element comprises at least two series-connected flow heaters. The disclosure furthermore relates to a method for heating milk or milk foam, in which cold milk or cold milk foam is sucked by means of a pump out of a milk intake line connected to a milk reservoir and conveyed into an outlet line connected to the pump, and heated by means of a heating element, wherein the milk or the milk foam is conducted successively through at least two series-connected flow heaters of the heating element.

Abstract: A method of laser processing a transparent workpiece includes directing a pulsed laser beam into the transparent workpiece. The pulsed laser beam includes pulse bursts having 2 sub-pulses per pulse burst or more, each pulse burst of the pulsed laser beam has a burst duration Tbd of 380 ns or greater; and the pulsed laser beam forms a pulsed laser beam focal line in the transparent workpiece, the pulsed laser beam focal line inducing absorption in the transparent workpiece, the induced absorption producing a defect in the transparent workpiece. The pulsed laser beam focal line includes a wavelength ?, a spot size wo, and a Rayleigh range ZR that is greater than F D ? ? ? w o 2 ? , where FD is a dimensionless divergence factor comprising a value of 10 or greater.

Abstract: The present disclosure related to an electric grill's housing, controller, and a mounting bracket which mounts the controller to the housing. The mounting bracket is generally hollow and forms a thermal barrier between the controller and the housing, wherein the thermal barrier protects the controller from heat generated in the housing. As a result, the controller does not require insulation and may include lower temperature rated components. Moreover, the mounting bracket may have metallic tabs which interface with spring elements on the controller, thereby fastening the controller to the bracket. These spring elements and metallic tabs may be in electric communication with the housing, thereby allowing the controller to act as an electric ground with respect to the housing.

Abstract: The present disclosure relates to a tamper-resistant heater cover assembly for baseboard heater units and components thereof. The components include tamper-resistant end caps, couplers, and corner pieces that can be used with baseboard heating units. The end cap, the coupler, and corner piece contain apertures and flanges adapted to accommodate one or more fasteners for attaching the end cap coupler, or corner piece to a wall.

Abstract: The inventive concept relates to a substrate treating apparatus including a process chamber having a first and a second body, a support unit supporting a substrate, a heating unit heats the substrate, a driver moves any one of the first body and the second body, an interval state detection unit that detects an interval state between a side wall of the first body and a side wall of the second body when the first and the second body are placed in a process location, and a controller that controls the driver and the interval state detection unit, wherein the interval state detection unit includes a pressure provision line that provides a positive pressure or a negative pressure between the side wall of the first body and the side wall of the second body, and a pressure measurement member that measures a change in a pressure of the pressure provision line.

Abstract: A wireless power transmission apparatus for induction heating includes: a working coil that is configured to change operation based on selection of a mode of operation from among a plurality of operating modes, the plurality of operating modes including a wireless power transmission mode configured to wirelessly transmit power and a heating mode configured to heat one or more objects, an inverter that is configured to output, to the working coil, current at an operation frequency, and a controller. The controller is configured to calculate an eccentricity degree between the working coil and a reception coil of a target object and control, in the wireless power transmission mode, the operation frequency based on the calculated eccentricity degree in a preparation period prior to wireless power transmission to the target object.

Abstract: A coffee maker for automatically preparing a coffee beverage, and optionally other beverages, having a housing, in which the grinder, brewing device, and boiler, for example, are accommodated, and an outlet unit, by way of which the desired beverage is dispensed. In the outlet unit, an outlet arrangement is provided, in which a plurality of tubular outlets are arranged side-by-side, and which are removably mounted in the outlet unit. On the front side of the housing, a display and operating unit can be arranged, by way of which the desired coffee beverage can be inputted, and by way of which information about the respective coffee beverage and/or the operational state of the machine are outputted. On the upper side of the housing, storage containers can be arranged, in which basic ingredients for the preparation of the coffee beverage, and other beverages as the case may be, are kept.

Abstract: There is provided an air-based fryer including a housing defining a cooking chamber; a basket for supporting food items to be cooked, and to be mounted in the cooking chamber during a cooking operation; an air guiding element located above the basket; an air mover for circulating air within the cooking chamber, such that air is directed towards the air guiding element and then guided downwards by the air guiding element through the basket; and a heater for heating the air circulated by the air mover.

Abstract: A resistance welding apparatus includes a welding tool with a welding electrode configured to contact a component. A welding transformer is configured to feed an electric current to the welding tool and a control device is configured to control a polarity of welding transformer by transmitting polarity information to the welding transformer such that a polarity of the welding transformer is switchable. A circuit including two transistors is operably connected in series between the welding tool and an output of the welding transformer and a polarity one of the transistors is rotated relative to the other transistor, such that a polarity of a welding voltage at the welding electrode is switchable with the switching of the polarity of the welding transformer, and such that a polarity of a welding current at the welding transformer is switchable with the switching of the polarity of the welding transformer.

Abstract: The present invention provides a highly reliable and safe heating device that can uniformly heat an object to be heated and provides a refrigerator having a storage space in which frozen products as storage products can be easily thawed to a high-quality state. A heating device of the present invention includes an oscillation electrode disposed on one hand of the heating space and having an electrode surface on which an electric field concentration region is formed, a counter electrode disposed on the other hand of the heating space and having an electrode surface that faces the electrode surface of the oscillation electrode, and a high-frequency electric field forming unit for forming a high-frequency electric field applied to between the oscillation electrode and the counter electrode.

Abstract: A welding method includes: disposing a workpiece formed by stacking a plurality of metal foils in an area to be irradiated with laser light that contains a plurality of beams; irradiating a surface of the workpiece with the beams of the laser light by dispersing positions of the beams such that centers of the beams do not overlap with each other within a prescribed area on the surface; melting an irradiated part of the workpiece and performing welding; and setting each of the beams to have a power density with which no hole opens in the metal foils, and setting the power density of the beams and dispersing irradiating positions to be emitted so as to form a weld pool penetrating the workpiece by the beams.

Abstract: The invention allows producing air flow to either inflate a self-making bedding system via a first outlet, or to heat the air exiting the apparatus via a second, optionally a third, outlet, for controlling the air flow and the temperature sent into the self-making bedding system. The 5 apparatus is operated via an interface on the outside surface of the apparatus; a smartphone or tablet, an intelligent virtual/personal assistant or a computer including an application or software for wirelessly sending instructions to the apparatus, e.g. using Bluetooth™ or Wifi; or a remote control. The invention is particularly useful for disabled persons for self-making their bed by directly controlling the apparatus via the application, with the possibility to use a 0 voice control system combined with the application, or to have the apparatus daily programmed for making the bed or controlling the temperature at specific time of the day.

Abstract: An arc welding control method is for performing control in an arc period. The control includes: (i) increasing a welding current to a first current value at a first gradient and maintaining the welding current at the first current value for a first period; (ii) reducing the welding current from the first current value to a second current value at a second gradient and maintaining the welding current at the second current value for a second period; (iii) increasing the welding current from the second current value to a third current value at a third gradient; and (iv) starting to reduce the welding current from the third current value within a third period, which is shorter than the first period, after the welding current reaches the third current value.

Abstract: A welded joint comprising: a pair of steel base materials having a sheet thickness of 0.4 to 4.0 mm, and at least one of which has a tensile strength of 780 MPa or more; and a weld metal that welds the pair of steel base materials, wherein, when the weld metal is seen in plan view, a weld toe of the weld metal has peaks and valleys, an average distance in a direction orthogonal to a weld line direction between a top point of a peak and a bottom point of a valley that are adjacent to one another is 3.0 mm or less, and an average number of a total of peaks and valleys, at which the distance in the direction orthogonal to the weld line direction between the top point of the peak and the bottom point of the valley that are adjacent to one another is 0.1 mm to 3.0 mm, is 2 to 30/15 mm, and an automobile component having the welded joint.

Abstract: A method of method of resistance soldering may include providing a controllable electrical power supply having a negative pole and a positive pole. The method may include providing an electrical terminal having a first surface and a second surface opposite the first surface on which a solder layer is disposed. The method may include providing a resistance soldering device with an electrode having a first electrical conductor connected to the positive pole of the electrical power supply, a second electrical conductor connected to the negative pole of the electrical power supply, an electrically resistive bridge interconnecting the first and second electrical conductors. The method may include turning the electrical power supply on to provide an electrical current between the positive and negative poles. The method may include contacting the electrode to the first surface of the electrical terminal.

Abstract: An automated heating and/or foaming apparatus and a method for heating and/or foaming a liquid are disclosed. The apparatus includes a stage, a liquid sensor, a measuring sensor, and a steam pipe. The stage is configured to support a container holding a consumable liquid. The liquid sensor is configured to recognize a type of the consumable liquid. The measuring sensor is configured to detect a surface level of the consumable liquid. The steam pipe includes a nozzle configured to inject water vapor or compressed gas into the consumable liquid to heat and/or foam the consumable liquid. A position of the nozzle in the consumable liquid relative to the surface level of the consumable liquid is adjusted based on the type and/or volume of the consumable liquid detected by the consumable liquid sensor and/or measuring sensor.

Abstract: Methods of Electrical Discharge Machining (EDM) ceramic components are provided. In one aspect, a method includes electrical discharge machining a ceramic component, such as a Ceramic Matrix Composite (CMC) component. The ceramic component is electrical discharge machined while a contact matrix is positioned so that electrically conductive compliant and pressurized contacts of the contact matrix engage the ceramic component and so that an electrically conductive member of the contact matrix is in electrical conduction to a grounding structure.