A heating appliance includes a housing having interior walls with interior surfaces defining a cooking chamber for heating food, a microwave heating source configured to generate microwave radiation for heating the food, and a thermoresistive heating plate disposed in an opening defined in an interior wall. The thermoresistive heating plate has a substrate having an inner surface aligned with the interior surface of the interior wall, and a bottom surface opposite to the inner surface. The thermoresistive heating plate includes a thermoresistive coating disposed on the bottom surface configured to generate heat upon application of an electric current such that the heat is transmitted through the substrate to the cooking chamber from the thermoresistive coating, the microwave heating source, or both, and the substrate is transparent to microwave radiation to allow microwave emission through the substrate.

A snow melting apparatus for melting snow on sidewalks, driveways, and other walkways is provided. The snow melting apparatus comprises a plurality of individual heating cables with the heat cables woven together to form a mesh-like covering mat and the covering mat having a top surface and a bottom surface. An outer perimeter border surrounds the covering mat. A snowfall sensor mechanism is mounted to the covering mat with the snowfall sensor mechanism detecting precipitation and automatically activating the heating cables. The top surface of the covering mat is presented for a person to walk and or stand while the bottom surface of the covering mat is capable of being positioned against the sidewalk, driveway, or other walkway. Upon activation of the heating cables, the temperature of the heating cables increases thereby heating the entire covering mat.

A water detecting and ejecting sensor device includes a housing, a ceramic substrate, an integrated circuit and a sensor. The housing includes a cavity and the integrated circuit is disposed on a ceramic substrate. The sensor is disposed on the integrated circuit. The ceramic substrate includes one or more ports to expose the cavity to a surrounding environment, and each port includes at least two mesh layers.

Heated platform systems are disclosed herein. Heated platform systems according to the present disclosure include a fiber reinforced panel that has a heating element that is made from a plurality of conductive mats. The plurality of conductive mats are placed into electrical continuity with one another by electrical leads, and are electrically isolated from one another by electrical insulating interleaf layers that prevent electrical shunting of adjacent conductive mats.

A heating apparatus includes a heating element (48) which converts electrical power to heat energy, a heatable element (44) having a first surface and a second surface, and a dielectric laminate layer (46) between the heating element and the first surface of the heatable element, wherein the dielectric laminate layer (46) is thermally conductive to transfer heat energy from the heating element (48) to the heatable element (44), and wherein the second surface of the heatable element is configured heat a liquid in a container.

A heating apparatus includes a heating element (48) which converts electrical power to heat energy, a heatable element (44) having a first surface and a second surface, and a dielectric laminate layer (46) between the heating element and the first surface of the heatable element, wherein the dielectric laminate layer (46) is thermally conductive to transfer heat energy from the heating element (48) to the heatable element (44), and wherein the second surface of the heatable element is configured heat a liquid in a container.

A thermal emitter includes a freestanding membrane supported by a substrate, wherein the freestanding membrane includes in a lateral extension a center section, a conductive intermediate section and a border section, wherein the conductive intermediate section laterally surrounds the center section and is electrically isolated from the center section, the conductive intermediate section including a conductive semiconductor material that is encapsulated in an insulating material, wherein the border section at least partially surrounds the intermediate section and is electrically isolated from the conductive intermediate section, and wherein a perforation is formed through the border section.

An integral resistance heater is disclosed. The heater includes a beryllium oxide (BeO) ceramic body having a first surface and a second surface. A heating element is formed from a metal foil or metallizing paint and is printed onto the top or second surface of the beryllium oxide ceramic body.

A ceramic heater with a shaft includes: a ceramic plate in which a resistance heating element is embedded; a hollow ceramic shaft having an upper end bonded to a surface on an opposite side of a wafer placement surface of the ceramic plate; and a shaft heater embedded in a side wall near an upper end of the ceramic shaft.

An electrostatic chuck heater 20 includes an electrostatic chuck 22, a sheet heater 30, and a support pedestal 60. The electrostatic chuck 22 is obtained by embedding an electrostatic electrode 24 in a ceramic sintered body 26. The sheet heater 30 is a resin sheet 32 having a plurality of correction heater electrodes 34 and a plurality of base heater electrodes 44. A first surface of the sheet heater 30 is resin-bonded to the electrostatic chuck 22, and a second surface of the sheet heater 30 is resin-bonded to the support pedestal 60 made of metal.