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8129662 |
Portable heater
A portable heater (100) is provided. The portable heater (100) comprises an air inlet (108) and an air outlet (118). The portable heater (100) also comprises a heating chamber (115) including one...
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8084721 |
Electrical heating apparatus, method of manufacturing heat generator unit and pressing jig for use in manufacturing thereof
An electrical heating apparatus has: a fin brazed on at least one of a main body upper wall and a main body lower wall of a tube; an insertion unit having an electro-heat-generating element...
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7853132 |
Electrically heatable fluid line
An electrical heatable fluid line includes an inner cross sectional area which surrounds a medium conducting duct, a heating conductor arrangement which is arranged in a thermally conductive...
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7592572 |
Compressed cartridge heater
A cartridge heater, especially a compressed cartridge heater (1) has at least one heating coil (8, 9), which is arranged exposed in a metallic tubular body (2) and is embedded in a granulated...
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7576306 |
Electric heating element that includes a radiant tube
An electric heating element with radiant tube comprising a radiation pipe (1) and an electric heating element (2, 3) contained in said pipe, wherein the heating element has legs that run to and fro...
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7554064 |
Method for sealing electrical heating elements
An electrical resistance heater element has a metal tube containing an electrical resistance coil that is electrically insulated from the metal tube by magnesium oxide powder, the coil being bonded...
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7439473 |
Method and arrangement for supporting vertically depending electrical resistance elements
A method of supporting vertically hanging electrical resistance elements for heating furnaces or ovens in industrial operations. Each resistance element includes current-conducting legs that extend...
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7206506 |
Fluid heating system
A fluid heating system includes a fluid supply conduit, a hot fluid conduit, and a fluid heating tube assembly. The fluid heating tube assembly includes an inlet coupling coupled to the fluid...
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7091450 |
Two-circuit grip heater
A grip heater has a tubular insulator that is designed to slip over a handlebar and has two interposed pairs of helical recesses. Each pair of helical recesses is formed by two parallel helical...
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7046918 |
Space heater with pretreated heat exchanger
A space heater with a linear source of infrared radiant energy in heat exchange relationship with a heat exchanger formed of copper or aluminum material. The copper is pretreated to soften the...
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6658205 |
Apparatus for adjusting temperature variation value correction of aquarium heating tube
An apparatus for adjusting temperature variation value correction of an aquarium heating tube and particularly an apparatus that is capable of adjusting temperature variation correction of an...
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6611660 |
Radial fin thermal transfer element and method of manufacturing same
An electric heater element, that is injection overmolded with a thermally conductive polymer having a thermal conductivity of at least 3 W/m° K, includes surface enhancements to increase the ...
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6584280 |
Aquarium heater
An improved aquarium heater and particularly an aquarium heater that has a protective device adjacent to an electric heating coil to cut off the electric circuit when the heater is overloaded to...
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6434328 |
Fibrous supported polymer encapsulated electrical component
Heating elements, electrical devices and processes for manufacturing these components are provided. The heating elements and electrical components employ a fibrous support layer, such as a...
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6415104 |
Heating elements comprising polybutadiene and polyisoprene based thermosetting compositions
Articles are formed from a thermosetting composition based on polybutadiene or polyisoprene resins which are subjected to a high temperature cure step of greater than 250° C. The thermosetting ...
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6402943 |
Diesel filter system
The present invention provides a diesel filter system and a fuel heating device comprising a PTC heating element and a rod-shaped heat conductor which is in thermal contact with PTC heating...
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6337470 |
Electrical components molded within a polymer composite
Various components of thermal systems are shown molded within a polymer composite sheath, including heaters, sensors, and control circuits. The use of transfer and compression molding allows for...
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6262401 |
Gold-plated water heater element and method of making same
A self-cleaning water heater element is provided. The water heater element is plated with a layer of gold such that the gold surface has a low surface roughness. The smooth gold surface inhibits...
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6233398 |
Heating element suitable for preconditioning print media
Heating elements suitable for heating a printing media of a ink-jet printer are provided. The heating element includes an electrical resistance heating member for generating resistance heating and...
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6205291 |
Scale-inhibiting heating element and method of making same
A scale-inhibiting water heater element is provided. The water heater element is coated with a diamond-like coating which has low surface tension to keep scale from forming, and is thermally...
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6191400 |
Metal sheath heating element and method of manufacturing same
A metal sheath heating element for substantially dry applications is disclosed. In one embodiment, the heater is substantially elongate and cylindrical, and comprises a coiled resistive heater...
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6188051 |
Method of manufacturing a sheathed electrical heater assembly
A method of manufacturing a sheathed electrical heater assembly comprising the steps of: molding a core element into a desired shape, the core element having an outer surface; heating the core...
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6180930 |
Heater with enclosing envelope
A heater with an enclosing envelope to enhance safety, has a plate-shaped heating body made of a ceramic resistor, two conductive plates attached on the plate-shaped heating body, and at least one...
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6124579 |
Molded polymer composite heater
A molded polymer composite heater is shown. The use of transfer molding and compression molding allows for the use of thermoset polymers containing very high levels of reinforcement fillers. These...
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6118934 |
Safety protection structure for aquarium heater
A safety protection structure for aquarium heater, including an anti-corrosion tube body in which an insulative receptacle, an electric heater, a thermal control switch, an anti-oxidation heat...
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6112013 |
Apparatus for detecting a crack in a heater of an acid and rinse bath and a method of crack detection of the same
A method and an apparatus for detecting the crack of a heater of an acid and rinse bath, acid and rinse bath is filled with acid solution, a heater is used to heat the acid solution. A heater is...
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6028294 |
Heater assembly
A heating assembly for imparting energy to a liquid which is enclosed in a vessel, is described and which includes a base plate borne by the vessel and having a first portion which has a given...
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5978549 |
Method for processing heating wire of aquarium heater and aquarium heater made by the method
A method for processing heating wire of aquarium heater and an aquarium heater made by the method. The method includes a step of prior to sealing the heating wire, coating the heating wire with a...
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5930459 |
Immersion heating element with highly thermally conductive polymeric coating
Electrical resistance heating elements are provided which are useful in heating fluid mediums, such as air and water. The heating elements include an element body having a supporting surface and a...
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5919386 |
Purge management system for gas purged immersion heaters
A purge manifold assembly, which can be used in a gas purged immersion heater, includes a housing having a vessel wall having an aperture extending therethrough. A purge manifold is located...
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5872890 |
Cartridge heater system
A linear cartridge heater has a cylindrical heater element and an integral, concentrically-mounted current collector element positioned within a fire retardant chlorinated PVC enclosure. The...
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5850073 |
Electric heating element and heater assembly
Disclosed is an improved electric heater assembly suitable for heating molten metal, the electric heater assembly having a sleeve comprised of a closed end suitable for immersing in the molten...
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5844211 |
Contoured heating element
The present invention relates to an electric immersion heater utilized in heating liquids contained in a cylindrical container, such as a boiler. The immersion heater is affixed to the side of the...
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5835680 |
Immersion heater and support structure
An apparatus for heating water is provided having a water receptacle including a bottom wall and side walls for containing a volume of water therein to be heated. The bottom wall of the receptacle...
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5835679 |
Polymeric immersion heating element with skeletal support and optional heat transfer fins
Electrical resistance heating elements, hot water heaters containing such elements, and methods of preparing such elements are provided. The electrical resistance heating elements of this invention...
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5834742 |
Heater for aquarium fish tank
In a heater unit comprising a case 10 which accommodates therewithin an electrical heating element 11 and a temperature sensor 12 for detecting the temperature of the case 10 heated by the...
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5774627 |
Scale reducing heating element for water heaters
An extended life electrical heating element for a water heater includes a coiled heating resistance wire having a uniform power output per coil turn. Where the heating resistance wire passes...
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5586214 |
Immersion heating element with electric resistance heating material and polymeric layer disposed thereon
Polymeric heating elements and water heaters containing these elements are provided by this invention which utilize polymeric materials in contact with electric resistance heating materials and in...
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5396574 |
Tubular high efficiency, non-contaminating fluid heater
A tubular high efficiency, non-contaminating fluid heater includes an elongate tubular member having a coil-like configuration and a sidewall which defines an elongate tubular chamber formed from...
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5371830 |
High-efficiency infrared electric liquid-heater
An infrared electric liquid heater includes an elongated emitter unit contained within an outer containment tube to define an annular volume through which the to-be-heated water flows. The emitter...
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5305419 |
Hot water tank construction, electrically operated heating element construction therefor and methods of making the same
A hot water tank construction, an electrically operated heating element construction therefor and methods of making the same are provided, the electrically operated heating element construction...
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5155800 |
Panel heater assembly for use in a corrosive environment and method of manufacturing the heater
An apparatus and a method of assembling a panel heater for use in a corrosive environment includes a planar heating element, a planar non-conductive carrier for supporting a conductive ground plane...
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5129033 |
Disposable thermostatically controlled electric surgical-medical irrigation and lavage liquid warming bowl and method of use
A warming bowl for electrically heating lavage and irrigation liquid for use during medical-surgical procedures includes an electric heating device and an automatic thermostatic control to heat and...
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5109473 |
Heater assembly for use in a corrosive environment
A heater assembly for heating a container of corrosive fluid includes a housing adapted to be located in a container of fluid to be heated, a sealed chamber located in the housing, a heater located...
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5109474 |
Immersion heating element with conductive polymeric fitting
A hot water tank construction, an electrically operated heating element construction therefor and methods of making the same are provided, the electrically operated heating element construction...
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5083012 |
Resistance wire heating element
An improved single heating element for a furnace, and method of designing the circuit is provided.In the method of design and constructing the heating element, the voltage level of the furnace is...
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5054108 |
Heater and method for deionized water and other liquids
A heater for heating dionized water and other liquids which may be very aggressive solvents, the heater constituting one or more heating units having an external cylindrical housing of PTF Teflon...
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4910384 |
Position independent humidifier apparatus
A humidification apparatus for utilization in human respiration systems comprising a hollow housing in which an envelope of vapor permeable water impermeable material is arranged to divide the...
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4900898 |
Electric space heater
An electric space heater includes an exterior case (10) which encloses an insulated heater core housing (12). Heat is generated in the heater core (14) by elongated incandescent ultraviolet lamps...
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4900897 |
Sheathed electric heating element assembly
In a metallic sheathed electric heating element assembly having a resistance element, a sheath surrounding the resistance element, pulverulent electrically insulating material within the sheath and...
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