A heat blanket system including a blanket including a first sub-area and a second sub-area. The heat blanket system also includes heating elements printed on the blanket. First spacings between first ones of the heating elements in the first sub-area varies relative to second spacings between second ones of the heating elements in the second sub-area. The first spacings and the second spacings vary according to a design. The design is configured for use on a uniquely defined rework area on a uniquely defined composite material object including a third area including a heat sink region and a fourth area including a non-heat sink region. The first sub-area is sized and dimensioned to be placed over the third area. The second sub-area is sized and dimensioned to be placed over the fourth area.

The inventive concept provides a support unit for supporting a substrate. The support unit includes a heating unit for heating the substrate, and wherein the heating unit includes: a plurality of heating members; and a plurality of first power lines and a plurality of second power lines providing a supply and return pathway for a power to and from the plurality of heating members, and wherein the plurality of second power lines are connected to each of the plurality of first power lines through the plurality of heating members, and at least two heating members are connected to each first power line and at least two heating members are connected to each second power line, and at least two heating members are connected in parallel between each first power line and each second power line.

An electric heater includes a substrate (an insulating material capable of forming a conductor pattern on a surface of an insulating substrate), a first plane heating element formed on one surface of the substrate, and a second plane heating element formed on one surface of the substrate to be located outside the first plane heating element. The first plane heating element includes a first pattern portion connecting a start point with an end point located in a first zone, a pair of first electrodes located outside the first zone, and a pair of first connectors connecting the first pattern portion with the first electrodes. The second plane heating element includes a second pattern portion located in a second zone surrounding the first zone and connecting a start point with an end point, and at least some of the first connectors are located in the second zone.

An example fuser includes a flexible fixing belt, a back-up to form a fixing nip with the fixing belt, a heater substrate having a first surface on which a heating element pattern is located and a second surface opposite to the first surface, the heater substrate to heat the fixing belt at the fixing nip, and a heat conduction member having a plurality of heat conduction segments contacting the first surface of the heater substrate.

A vaporizer for vaporizing a liquefied gas includes a first heat exchanger block having first and second linear conduits extending therethrough, a second heat exchanger block having first and second linear conduits extending therethrough, one or more heaters located between the first and second heat exchanger blocks, and an inlet capacity control valve. The heat exchanger blocks may be fabricated by extruding aluminum. The heaters may be independently powered. At least a portion of the inlet capacity control valve may be located within one of the conduits.

The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a chamber having a treating space; and a support unit configured to support and heat a substrate in the treating space, and wherein the support unit includes: at least one heating element for adjusting a temperature of the substrate; a power source for generating a power applied to at least one heating element; a power supply line for transmitting the power generated by the power source to the at least one heating element; a power return line for grounding the at least one heating element; and a current measuring resistor provided on the power supply line or the power return line and used for estimating a temperature of the at least one heating element.

The present disclosure relates to food preparation apparatus with an electrical heating device comprising at least two electrical PTC thermistors for heating a food in a food preparation room, wherein the electrical PTC thermistors are electrically connected in parallel. The parallel-connected PTC thermistors are electrically connected to one another by one or more electrical bridges.

An electric heater includes a. substrate and an inner plane heating element formed on one surface of the substrate. The inner plane heating element includes an inner pattern portion connecting a start point with an end point. The inner pattern portion includes a first track, a second track located outside the first track and spaced part from the first track, a first bridge connecting the first track with one end of the second track, a third track located outside the second track and spaced apart from the second track, and a second bridge connecting the other end of the second track with the third track. A first gap G1 between the first and second tracks is shorter than a second gap G2 between the second and third tracks along a virtual line crossing the first, second and third tracks and closer to the first bridge than the second bridge.

An aerosol provision system comprising: an electric heater for generating an aerosol from an aerosol generating material for user inhalation, wherein the electric heater comprises a first portion comprising a first electrically resistive material and a second portion comprising a second electrically resistive material which is different from the first electrically resistive material, and wherein the first portion and the second portion are connected together so that the electric heater comprises a thermocouple junction; and control circuitry configured to make measurements of temperature for the electric heater using the thermocouple junction.

A wiring sheet includes: a pseudo sheet structure including a plurality of conductive linear bodies arranged at intervals; a pair of electrodes; and a first power feeder provided for one of the electrodes and a second power feeder provided for the other of the electrodes. Assuming that the number of the conductive linear bodies is N, a resistance value of a n-th conductive linear body counted from a side at which the first power feeder and the second power feeder are provided is r.sub.n, and a resistance value of the electrodes is R, all of conditions represented by numerical formulae (F1), (F2), and (F3) below are satisfied. (F1): r.sub.1/R≤300 (F2): r.sub.n+1≤r.sub.n (In the formula (F2), n is an integer of 1 or more) (F3): 0<r.sub.1-r.sub.N