Abstract: A warmer device includes a protection device, a rechargeable warmer bag and a monitoring device. The rechargeable warmer bag includes a bag, a heating unit, a charging unit, and a monitoring unit for protecting the rechargeable warmer bag. When the rechargeable warmer bag is being charged in the cavity of the protection device, the rechargeable warmer bag is monitored by the monitoring device. When the rechargeable warmer bag is heated to be over expanded, the monitoring device disconnects the external circuit to protect the rechargeable warmer bag from being broken or explosion. When the rechargeable warmer bag is being used, the rechargeable warmer bag and the monitoring device are separated.

Abstract: Methods and apparatus for processing substrates and measuring the temperature using radiation pyrometry are disclosed. A reflective layer is provided on a window of a processing chamber. A radiation source providing radiation in a first range of wavelengths heats the substrate, the substrate being transparent to radiation in a second range of wavelengths within the first range of wavelengths for a predetermined temperature range. Radiation within the second range of wavelength is reflected by the reflective layer.

Abstract: Embodiments of the present invention are directed to methods and systems for laser micro-machining, which may include dividing a long line illumination field into a plurality of individual fields, wherein each of the plurality of fields includes an aspect ratio of about 4:1 or greater, directing the plurality of individual fields onto at least one mask, wherein each individual field illuminates a corresponding area on the mask and translating the mask and/or workpiece relative to one another along a scan axis.

Abstract: A ventilation system for cooling a cooking appliance that can be placed within a kitchen countertop is described. The cooking appliance includes one or more air inlets within the sides of the cooktop, and an air mover that draws air in through the air inlets and over control circuits provided within the frame of the cooking appliance.

Abstract: A power source for an electric arc welding process, wherein the power source comprises an input stage having an AC input and a first DC output signal; a second stage in the form of an unregulated DC to DC converter having an input connected to the first DC output signal and an output in the form of a second DC output signal electrically isolated from the first DC output signal and with a magnitude of a given ratio to the first DC output signal; and, a third stage to convert the second DC output signal to a welding output for the welding process.

Abstract: A heater supporter for use in a cooking apparatus is provided. The heater supporter may include a clip portion that receives a heater, an extension portion that supports the clip portion, and a hook portion that couples the heater supporter to an installation plane of the heater. The extension portion may include an elastic portion that elastically supports the clip portion and heater therein, and maintains at least a predetermined distance between the heater and the installation plane. The heater supporter may be formed of a single panel to simplify fabrication and reduce cost.

Abstract: A heater plate may be manufactured by receiving a sheath heater within a groove portion formed in a base member made of aluminum or aluminum alloy. At least one joint member made of aluminum or aluminum alloy may be placed into the groove portion so as to fix the sheath heater in the groove portion. The joint member may have two correspondingly tapered portions facing each other which extend toward a lower end thereof such that a distance between the two tapered portions becomes narrower and a width of a surface portion contacting with the sheath heater in the joint member is larger than a width of the sheath heater. The base member and the joint member may be metal-bonded such that a force is added from an upper surface of the base member toward the sheath heater direction, wit the sheath heater fixed in place therebetween.

Abstract: The present technology relates to adjustment mechanisms for control settings on stud weld tools. Stud welding tools typically have a body that comprises a handle, a front end and a rear end. In one aspect, the present technology relates to plunge adjustment mechanisms for stud welding tools that are located at the front end of a stud welding tool and provide an adjustment knob for manual plunge adjustment. Another aspect of the present technology relates to weld heat adjustment mechanisms for stud welding tools that are located at the rear end of a stud welding tool and provide an adjustment knob for manual weld heat adjustment.

Abstract: A data input device includes a heating circuit and a temperature control circuit. The heating circuit includes a heating apparatus, and a relay. When a temperature of the data input device is lower than a determined temperature, a first switch of the data input device is turned off, and a relay of the data input device is turned on, and the heating apparatus heats at least one surface of the data input device.

Abstract: A heater unit for a respiratory system is designed for natural convection cooling air to pass first through a transformer in the heater unit and then through a heat sink in the heater unit to which is mounted a power switch to conduct heat from the power switch to the cooling air passing through the heat sink. A thermal break may be provided between the heat sink and the transformer. The transformer may be a toroidal transformer with the air passing through an aperture thereof such as from a hollow projection of the heater unit extending into the aperture. One side of the transformer may be situated along a surface of the heater unit and the heat sink secured to the heater unit against the opposite side of the transformer to hold the transformer in place. A venting chamber may be associated with an air exhaust of the heater unit to provide a circuitous exit path for air exiting the heater unit. The venting chamber may extend in generally surrounding relationship with the heater of the heater unit.

Abstract: There is provided a cooking device that prevents an electricity conduction setting to a heating source from fluctuating when a user is not intending to operate a touch key. The cooking device includes a heating source for heating an object to be heated; a top plate provided on an upper surface of the device; a touch key that is provided on the top plate and is operable to input a control command by being touched with a finger; a cancel electrode provided at a periphery of the touch key; and a control unit for controlling an electricity conduction to the heating source based on the control command. When detecting that a portion of the top plate near the cancel electrode is touched with the finger, the control unit maintains a condition of electricity conduction to the heating source in time of the detection, and limits an operation based on the control command input to the touch key while detecting that the portion of the top plate near the cancel electrode is being touched with the finger.

Abstract: The invention relates to an installation that is used to perform operations for forming glass or crystal pieces (21), comprising: at least one drive wheel and at least one idler wheel (3); a support element which is driven by the drive wheel; main mandrels (7) which are supported by the support element and which, in turn, each support a first end of a glass or crystal piece (21); and work stations. According to the invention, at least one wheel takes the form of a carousel (2) which comprises secondary mandrels (8), numbering fewer than the main mandrels (7), and which co-operates with the moving support element. Each secondary mandrel (8) opposes a main mandrel (7) along a common axis (23) and supports the second end of the glass or crystal piece.

Abstract: A method of securing a terminal to a ceramic heater is provided by the present disclosure. The ceramic heater includes a ceramic substrate and a resistive heating element, and the method includes exposing a portion of the resistive heating element, forming an intermediate layer on at least one of the portion of the resistive heating element and the ceramic substrate proximate the portion of the resistive heating element, the intermediate layer being selected from a group consisting of Mo/AlN and W/AlN, and bonding the terminal to the intermediate layer.

Abstract: A heater system may include an alternating current supply and an electrical conductor. An alternating current may be applied to one or more electrical conductors at a voltage above about 200 volts. The electrical conductors may be located in a formation. The electrical conductors may provide an electrically resistive heat output upon application of the alternating electrical current. At least one of the electrical conductors may include an electrically resistive ferromagnetic material. An electrical conductor may provide a reduced amount of heat above or near a selected temperature. Heat may be allowed to transfer from an electrical conductor to a part of the formation.

Abstract: A condensate evaporator with an electrically heatable accommodation chamber for water of condensation which is produced in a cooling device and is to be evaporated. A design which is as compact and simple is achieved because the accommodation chamber is formed by a tube section on whose outer face at least one heating element which is in thermal contact with the tube section is arranged and at one end of which an inlet for the supplied water of condensation is arranged and at an other end of which an outlet for the steam which is produced from the water of condensation by the heating element is arranged. This invention also relates to a cooling device, in particular for a switchgear cabinet, having a condensate evaporator according to this invention.

Abstract: A heater system may include an alternating current supply and an electrical conductor. Alternating current may be applied to one or more electrical conductors at a frequency between about 100 Hz and about 1000 Hz. The electrical conductors may be located in a formation. The electrical conductors may resistively heat upon application of the alternating electrical current. At least one of the electrical conductors may include an electrically resistive ferromagnetic material. The electrical conductor may provide a reduced amount of heat above or near a selected temperature. Heat may transfer from the electrical conductor to a part of formation.

Abstract: Apparatus and methods for achieving uniform heating or cooling of a substrate during a rapid thermal process are disclosed. More particularly, apparatus and methods for controlling the temperature of an edge ring supporting a substrate and/or a reflector plate during a rapid thermal process to improve temperature uniformity across the substrate are disclosed, which include a thermal mass or plate adjacent the edge ring to heat or cool the edge ring.

Abstract: A heater is described. The heater includes a ferromagnetic conductor and an electrical conductor electrically coupled to the ferromagnetic conductor. The ferromagnetic conductor is positioned relative to the electrical conductor such that an electromagnetic field produced by time-varying current flow in the ferromagnetic conductor confines a majority of the flow of the electrical current to the electrical conductor at temperatures below or near a selected temperature.

Abstract: A heater may include an electrical conductor. Applying alternating current to the electrical conductor may resistively heat the electrical conductor. The electrical conductor may include an electrically resistive ferromagnetic material. The ferromagnetic material may at least partially surround a non-ferromagnetic material. The heater may provide a reduced amount of heat above or near a selected temperature. An electrical insulator may at least partially surround the electrical conductor. A sheath may at least partially surround the electrical insulator.

Abstract: Systems and methods reduce or prevent back-reflections in a laser processing system. A laser processing system includes a laser source to generate an incident laser beam, a laser beam output to direct the incident laser beam toward a work surface, and a lens to receive the incident laser beam along a first axis of propagation that is substantially perpendicular to the work surface. The lens includes a primary axis that is substantially parallel to, and offset from, the first axis of propagation. The lens is configured to focus the incident laser beam onto the work surface along a second axis of propagation that forms a non-perpendicular angle with the work surface such that at least a substantial portion of a reflected laser beam from the work surface does not return to the laser beam output.