Abstract: The modular multizone heater system is for controllably heating areas of a structure, for example for bonded doubler reparation. The system comprises a number of heater cells to be placed in thermal contact with the areas to be heated of the structure. Each heater cell has a heating element and a temperature sensor. The heating elements of the heater cells are connected to a heater power supply to receive electric power. The heater power supply is controlled by a control unit receiving control data from a computer. The temperature sensors of the heater cells are connected to the control unit that relays the temperature data produced by the temperature sensors to the computer for monitoring, processing and control purposes.

Abstract: A Remote Car Heating System for heating an interior portion of a vehicle without starting the vehicle. The inventive device includes an electric heater, a pliable mat secured to the electric heater, a remote sensor electrically connected to the electric heater, and a remote control for transmitting a signal which the remote sensor detects. The remote sensor includes a clip for removably coupling the sensor to the rear view mirror of a vehicle.

Abstract: A reflow apparatus includes a reflow furnace. A transfer device holds and transfers printed circuit boards with to-be-reflowed electronic components thereon from an inlet to an outlet of the furnace within the furnace. A plurality of adjusting/circulating sections separate an ambient gas for heating the printed circuit boards into predetermined temperature regions in the furnace in which the ambient gas is circulated in a heated state. A feed port is formed in the furnace to feed the ambient gas into the furnace under pressure. Residence parts each provided between adjacent adjusting/circulating sections regulate the amount of the ambient gas when the ambient gas, after having been sent to and heated in the adjusting/circulating section adjacent to the feed port, is circulated and sequentially moved to the adjusting/circulating sections at the inlet or the outlet and finally flows out through the inlet or outlet into atmosphere.

Abstract: A flexible pad member includes a plurality of layers including a heat transmissive interior surface layer arranged to engage in a surrounding relationship a baby bottle, with the pad member arranged for ease of securement about the baby bottle in use. A vehicular cigarette lighter plug member is arranged to direct electrical energy into the heating wire grid positioned in adjacency into the interior web surface.

Abstract: A resistive sheet electrical mirror heater is provided for defogging a bathroom mirror. The heater may be retrofitted to a standard wall-mounted mirror. An elongated frame member rests along the top of the mirror and contains electrical circuitry. A planar heater sheet extends downwardly from and is supported by the frame member between the mirror and the wall. A power cord for connecting directly to a household outlet may extend from either end of the frame member.

Abstract: A heater block for bonders used in a semiconductor assembly line uses a vacuum suction force to securely hold the heater plate on the heater block via vacuum passages and vacuum adhesion holes connected to a vacuum pump so that an attachment and removal of the heater plate is accomplished easily and in a short span of time by merely turning on and off the vacuum suction adhesion force.

Abstract: A far infrared radiator apparatus which includes a metal wire heating element integrally formed with a radiating device composed of an elastomeric material admixed with a ceramic powder having far infrared radiating properties. The apparatus can be composed of wire fixed to a fabric and coated with the elastomeric material, a heating element coated with far IR radiating elastomeric material to form an integrated body, or wire woven with thread formed of ceramic impregnated material to form a fabric sheet. A radiator apparatus so formed can be made flexible enough to be formed into garments, or various shapes, to heat areas or portions of the body not readily accessible to other heating means.

Abstract: A heated bilayer appendage is provided for mounting outboard of an existing non-heated aircraft window. The appendage prevents moisture or frost accumulation on the outboard surface of the appendage so that a clear viewing area is maintained through that portion of the windshield over which the appendage is mounted. The appendage may be provided with an anti-static coating to prevent static charge accumulation on the appendage.

Abstract: An aquarium heater which consists of a heater pad attached to the outside bottom surface of the aquarium. The heater pad uses an etched-foil heating element laminated between layers of insulating material. Normally, the heat is attached to the bottom of the tank using a pressure sensitive adhesive. The aquarium water temperature is maintained using a current limiting electronic controller and a thermistor for sensing temperature. The thermistor is located in the heater pad between the two layers of insulation.

Abstract: An electric heating apparatus for providing freeze protection for a fluid-control device, such as a gas regulator, at a well site includes a flexible electric heating pad adapted to be wrapped around the control device to be freeze-protected and a two part thermally insulated housing adapted to be placed about the heating pad and control device when the apparatus is installed. The heating pad is adapted to be energized from a rechargeable battery under the control of a thermostat within the housing which disconnects heating pad from the battery when the temperature in the housing rises above a temperature of about 40.degree. F. A solar panel provides direct current for recharging the battery. A second thermostat disconnects the solar panel from the battery when the ambient temperature rises above about 50.degree. F. to terminate charging of the battery.

Abstract: A preheater unit magnetically attachable to the surface of the oil pan of an automobile engine includes an electric heating unit and a magnetic device situated within a rectilinear shell having an open side closed by a non-magnetic heat transfer plate. The heating unit is encased in the plate and surrounds the magnetic device. The magnetic device includes a permanent magnet disposed between two magnetic end portions situated to be operative in the same plane as the outer planar surface of the plate through parallel spaced apart openings in the plate for magnetically attaching the preheater unit to the surface of the oil pan. A temperature control switch within the shell maintains the heat transfer plate within predetermined temperature limits.

Abstract: An electric bed heating device for attachment to the understructure of a bed for supplying heat to a sleeper includes an electric heating element mounted below a metallic plate thermally insulated on its upper side and having a lower face shaped to radially downwardly direct heat. In one embodiment the heating element is directly supported by vertical fins extending downwardly and radially outwardly from the lower face of the plate with the fins and heating element being exposed. In another arrangement a serially slit lower metallic plate is spaced below the first mentioned plate to allow flow of air therebetween. The lower plate supports an electric heating element in the path of the air flow. The slits in the lower plate form offset air inlet and outlet openings. The plates are aligned and attached to the bed structure by a central fastener binding the plates together. The upper face of the lower plate is roughened and blackened to enhance heat absorption.

Abstract: A flexible device which can be detachably mounted on a window, such as a vehicle window, in order to prevent icing or fogging. The device is a semi-flexible sheet of layered materials having a length and width substantially coterminus with the window and having arranged at intervals along its two dimensions, holders which are used to detachably mount the device on the window. The sheet materials include a rather stiff supporting layer which acts as a backing surface of the sheet and a heat reflecting layer on the sheet side which faces the window when mounted. Optional layers include an insulating layer, a decorative layer, a silicone rubber electrically conductive layer and braided copper electrode strips for connecting the conductive layer to an electric source and causing the generation of heat from the conductive layer. The holders are of a length which will position the sheet a distance of about 5 to 15 mm away from the window.

Abstract: An electric single-pass drip-type coffeemaker includes a plastic base having an upper half with an opening surrounded by a downward lip. A metal warming plate closes the opening and is laterally immobilized by downwardly projecting spaced bosses around the opening. A central upward protuberance on the lower half of the base terminates in a high temperature silicone pad which engages the underside of the warming plate and presses the plate up against a gasket seated in a groove in the lip to vertically immobilize the warming plate between the lip and the silicone pad when the upper and lower base halves are secured together. A U-shaped metallic extrusion is welded or soldered to the underside of the warming plate and includes an upper passage containing an electric heating element controlled by an adjustable thermostat secured to the extrusion and a lower water heating passage connected to the cold water reservoir and hot water discharge spout of the coffeemaker.

Abstract: An electric heating device for heating the interior of a cabinet containing electrical apparatus, such as a switch or distribution apparatus, to prevent sweating or condensation therein, includes at least one PTC electrical resistance heating and temperature self-regulating heating element situated in the interior of an elongated body made of thermally conductive material that is thermally connected to a radiator. The radiator is formed by a pair of flat base plates extending laterally from opposite sides of the body and radiator fins extending only from the base plates and only from one flat side thereof. The body is a massive hollow element having a wall thickness greater than that of the base plates and fins and a height greater than the thickness of the base plates. The body, base plates and fins are formed as a one piece extrusion. A permanent magnet may be used to secure the body to the interior surface of a steel cabinet.

Abstract: An elongate flexible package (10) adapted to contain and either enhance or contribute to the control of the heating efficiency of an elongate heating element contained therein and having sufficient flexibility to conform to the item to be heated to which it is secured. Package 10 is provided with a first layer (1) made from a flexible heat conductive or heat insulative material and a second layer (2) made from a heat insulative material that is secured along the length of package 10 to the side of first layer (1) that faces away from the item to be heated to which package (10) is secured. A third protective layer (3) is disposed over second layer (2) and a cavity (4) enclosed by a portion to the walls of layers (1), (2) and (3) extends along the length of package (10) having a cross-sectional configuration adapted to contain and permit the heating element to be axially inserted into or removed from package (10) without having to remove package (10 ) from the item to which it is secured.

Abstract: An elongate flexible package (10) adapted to contain and either enhance or contribute to the control of the heating efficiency of an elongate heating element contained therein and having sufficient flexibility to conform to the item to be heated to which it is secured. Package 10 is provided with a first layer (1) made from a flexible heat conductive or heat insulative material and a second layer (2) made from a heat insulative material that is secured along the length of package 10 to the side of first layer (1) that faces away from the item to be heated to which package (10) is secured. A third protective layer (3) is disposed over second layer (2) and a cavity (4) enclosed by a portion to the walls of layers (1), (2) and (3) extends along the length of package (10) having a cross-sectional configuration adapted to contain and permit the heating element to be axially inserted into or removed from package (10) without having to remove package (10 ) from the item to which it is secured.

Abstract: An aquarium heater that is disposed on an outside surface of the aquarium tank for maintaining the water in the tank at a selectable temperature. The heater is preferably supported by a hanger or holder from a top edge of the tank and has a heat transfer plate disposed in intimate contact with a side or back wall of the tank. The heater includes, in addition to the heat transfer plate, a plastic or phenolic housing, a heating element, insulation and a settable thermostat contained in a temperature-sensing section of the housing. When the tank water is below a threshold temperature the thermostat closes coupling power to the heating element, which is preferably a rope-type resistance heater covered by a metal foil blanket, and when the temperature of the water reaches the threshold the thermostat temporarily opens to uncouple power to the heating element.

Abstract: The combination of a water filled flotation bed mattress with a filler neck and an elongate flexible cord-like heater structure comprising an elongate power supply cord section with inside and outside end portions and a filler neck engaging and sealing means between its end portions and engaged in and sealing said neck with said inside end portion extending into the mattress and the outside portion extends from the mattress, an elongate flexible resistance heater section with inner and outer ends arranged within the mattresses and including a water proof jacket structure and an elongate resistance element within extending from the inner to the outer end and thence to the inner end of jacket structures; and temperature control means including an elongate rigid metal tube with inner and outer ends engaged with and between the free end of said inside portion of the cord section and the inner end of the heater section, insulated conductors extending through the tube and connecting ends of the element with related

Abstract: A portable apparatus for inserting into a bottom unloading valve of a railroad tank car which has been locked in an opened or partially opened position due to liquids solidifying therein. The apparatus is a portable electrical heating unit removably insertable into the valve so as to be in a heat-transmitting relationship within the fluid passage of the valve. The apparatus has a removable flange adaptor which is connected to the heating unit and securable directly to the bottom unloading valve or a fitting connected to the valve. A control means for regulating the heat output of the heating unit is electrically connected to the heating unit. A drain may be provided to allow the liquefied fluid to escape from the valve's fluid passage.

Abstract: A preheater unit magnetically attachable to the surface of the oil pan of an automobile engine includes an electric heating unit and a magnetic device situated within a rectilinear shell having an open side closed by a non-magnetic heat transfer plate. The heating unit is encased in the plate and surrounds the magnetic device. The magnetic device includes a permanent magnet disposed between two magnetic end portions situated to be operative in the same plane as the outer planar surface of the plate through parallel spaced apart openings in the plate for magnetically attaching the preheater unit to the surface of the oil pan. A temperature control switch within the shell maintains the heat transfer plate within predetermined temperature limits.