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6861622 |
Negative temperature coefficient thermistor and method for manufacturing the same
A negative temperature coefficient thermistor includes a thermistor element containing a transition metal oxide as a main component; internal electrodes disposed in the thermistor element; and...
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6852951 |
Heating apparatus and system using such apparatus
Heating apparatus comprising a body of conducting material having oppositely directed surfaces extending between the edges, a channel formed one of the surfaces and defined by a pair of walls...
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6844531 |
Conduit ready electric belly-band heater and method of use
An electric belly-band heater includes at least one conduit fitting housing. The housing is located on the heater to surround one or more lead wires and provide a securement point for a conduit...
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6838647 |
Flexible heating element
A surface-heating element for a curved surface and method of producing a heating element is provided. The heating element includes a continuous, planar conductor arranged along a longitudinal axis...
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6805167 |
Fluid conduit
A fluid conduit has a peripheral wall defining a fluid passage extending along a longitudinal access. A heating element is located in contact with the peripheral wall and extending parallel to the...
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6803545 |
Electrically heated smoking system and methods for supplying electrical power from a lithium ion power source
An electrically heating smoking system wherein tobacco smoke is generated by heating a portion of a cigarette with an electrical resistance heating element powered by lithium ion battery cells. The...
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6794609 |
Prosthetic device for use with touch-screen displays
Representative embodiments provide for a prosthetic device, including a pointer region, an electrically conductive touch pad supported by the pointer region and configured for selectively...
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6787740 |
Integrally bladed rotor airfoil fabrication and repair techniques
The present invention relates to a method for fabricating an integrally bladed rotor which comprises providing a hub section, preferably formed from a titanium based alloy, and welding an airfoil,...
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6781099 |
Electrofusion socket forming system
An electrofusion joint assembly includes a meltable member, such as a pipe or fitting, and a heating element secured to the pipe or fitting. The pipe or fitting may be tapered to facilitate...
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6762396 |
Deposited resistive coatings
The present invention involves coatings deposited on a substrate including a layer having a selected resistivity. The resistive layer can serve as a heat source in a variety of applications and can...
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6747251 |
Fast response heater for a glue gun
A heating system for a hand-held glue gun has a low-mass melting chamber, high-power resistance heating element, and thermostat ( 24 ). The heating element is arranged between the chamber and...
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6740856 |
Preformed heating element and method of making
In one embodiment of the present disclosure a preformed heating member is disclosed, the preformed heating element comprising: a first layer having a conductive layer for receiving an electrical...
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6730883 |
Flexible heating cover assembly for thermal cycling of samples of biological material
A flexible heating cover assembly for an apparatus for heating samples of biological material with substantial temperature uniformity includes a housing having a plurality of engageable enclosure...
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6710312 |
Heating jacket assembly with field replaceable thermostat
A heating jacket for use on a processing vessel includes a flexible heater jacket having a plurality of layers, a flexible heating element positioned within the layers, and a thermostat positioned...
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6703588 |
Compact, thermally stabilized housing for planar lightguide circuits
A housing is provided for maintaining a planar lightguide circuit at a temperature within a predetermined temperature range independent of ambient temperature. The housing includes a planar heating...
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6703593 |
Low and high voltage electrical heating devices
A low-voltage self-regulating heating device ( 200 ) for operation with supply voltages in the range of 0.1-12 volts having first and second layers ( 104, 106 ) of material, at least one of which...
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6683283 |
Apparatus and method for heating injection molding fluid
A heater assembly for mounting around a fluid flow channel in an injection molding apparatus, the heater assembly comprising: an inner tube comprising a first heat conductive material having a...
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6680464 |
Electrofusion joining control device
A piping system that includes a plurality of pipe made of thermoplastic material, a coupling and an arrangement for securing the pipe to the coupling. The coupling is configured so that either a...
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6651699 |
Liner for branch pipe of old repaired pipe and lining system and method for such liner
A liner for a branch pipe of an old repaired pipe lined with a polyethylene liner, the liner comprising: a branch pipe portion made of a tubular body, the branch pipe portion being insertable into...
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6590189 |
Method of measuring a welding voltage at a heating coil of a heating coil fitting and a heating coil welding apparatus
In a method and apparatus for measuring the welding voltage at the heating coil of a heating coil fitting a welding current supply unit is connected to the connecting elements of the heating coil...
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6580061 |
Durable, non-reactive, resistive-film heater
A heater for fluids, the heater comprising a conduit having a wall and a surface, the conduit being configured to convey a fluid. In one arrangement, the conduit surface is roughened to...
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6570140 |
Device for heating shrinkable sleeves
A resistance element ( 19 ) for a device for shrinking shrinkable sleeves comprises an elongate electrical conductor extending in a zigzag pattern and bent to a tunnel shape. The shrinkable sleeve...
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6509552 |
Temperature-controlled steering wheel
A temperature-controlled steering wheel for heating and cooling the user's hands while steering a vehicle. The temperature-controlled steering wheel includes a steering wheel member having an...
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6492629 |
Electrical heating devices and resettable fuses
A heating element ( 10 ) having a first bus wire ( 12 ) and a second bus wire ( 14 ) and a plurality of flexible heating wires ( 16 ) which are connected between the first and second bus wires (...
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6492626 |
Method and system for regulating a temperature of coupling formations
A method for regulating a coupling formation includes sensing a temperature of a coupling with a non-contact sensor and sending the temperature to a control unit that regulates the temperature of...
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6441352 |
Apparatus for electrically heat welding thermoplastic fittings and method of using the same
A method and apparatus for electrically heat welding a thermoplastic electrofusion fitting having an electrically resistive element disposed therein, whereby a regulated quantity of electric power...
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6423943 |
Connecting clamp, connecting apparatus and connecting method
A connecting clamp includes a heating member which surrounds a portion to be connected of a steel pipe and heats the portion to be connected, and a first clamp section and second clamp section...
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6407370 |
Regulated electro-welding device
An electro-welding device for electrically welding plastic elements together, comprising: a power source for having an AC current in circulation, an electrical converter AC/DC, heating means...
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6392196 |
Thermal earmuff
A thermal earmuff includes an inner cover having a circular partition formed with a first circular recess at one side thereof and a second circular recess at another side thereof, a circular member...
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6353211 |
Electric heating device
An electric heating device includes a heating member, a closure unit and an electric wire unit. The heating member is formed as a flexible sheet with opposite first and second end portions. The...
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6331698 |
Thermoweldable clip for conduits
A thermoweldable clip for a weldable conduit has two shells surrounding the conduit when in use. The shells have facing longitudinal flanges and are connected to one another under pressure. The...
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6316751 |
Apparatus for forming field joints on plastic coated pipe
A system and apparatus for and method of fusing a wrap to a portion of a length of plastic-coated pipe are disclosed. The system comprises a thermoplastic piece shaped to conform to the portion of...
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6305423 |
Thermoplastic or thermoset pipes including conductive textile reinforcements for heating and leak detection purposes
Novel thermoplastic pipes which can withstand internally generated and/or applied pressures for utilization within, primarily, underground liquid and gas transport systems are provided. Such pipes...
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6307186 |
Hydrocolloid processing module
The invention concerns a device for preparing hydrocolloids comprising means heating a container containing a hydrocolloid. The heating means consist of preferably low-power ceramic resistors,...
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6296007 |
Heated valve for operation in freezing conditions
A fluid control valve which comprises a valve body structure having a fluid flow passage therethrough and a first sealing surface means and a closure structure for controlling the fluid flow...
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6278091 |
Removable cloth sleeve with incorporated heating coil
A removable cloth sleeve with incorporated heating coil including a heating element wrappedly engaging a bottle of lotion. The heating element is comprised of an interior heating pad. The interior...
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6274073 |
Process for producing a pipe fitting consisting of thermally weldable material
A process for producing a pipe fitting of thermally weldable material for attachment to or repair of conduits of thermally weldable material. The first injection mold has channels formed as...
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6252210 |
Electrical sleeve heater with built-in thermal sensor
An electrical sleeve heater has an inner tube centered on an axis and formed with an axially extending and radially inwardly open cutout open at an axial end of the tube, an electrical heater coil...
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6242712 |
Air heater with perforated resistance element
A heater for heating air in an intake passage of an internal combustion engine. The heater includes a heating element coupled to a first holder and a second holder. The heating element has a...
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6236026 |
Device for welding an accessory on a pipe by means of electrical heating elements integrated in said accessory
A device is disclosed for welding an accessory of thermoplastic material to a pipe or to two pipes of thermoplastic material to be connected to one another. The accessory has at least two segments...
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6229122 |
Method and device for establishing a weld connection between two plastic articles by means of heat treatment
A method is disclosed for establishing heat treatment of a weld or glue connection between two mutually adjacent surfaces of components, for instance tubes, using respectively an adhesive material,...
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6222165 |
Electrical sleeve heater
A sleeve heater is made by first cutting in one face of a flat metal plate a continuous groove and then fitting to the groove a heater wire with at least one end of the wire projecting past an edge...
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6215107 |
Heating coil fitting with shrunk-on cover and process for same
A heating coil fitting for connecting at least two installation elements with a fitting pipe which overlaps the installation elements. The fitting pipe has a first material which breaks down during...
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6198081 |
Welding sleeve of thermoplastic material with indicator
A shaped part formed as a welding sleeve, consisting of thermoplastic material with a resistance wire winding arranged on its inner circumference, having at least one weld indicator. The indicator...
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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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6177658 |
Thermal filter blanket
An electric blanket that can be wrapped around the fuel filter and powered by the automotive vehicle battery by means of a cigarette lighter adapter.
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6163016 |
Heater clamp
A low profile heater for plastic injection molding equipment nozzles utilizes forces provided to the axially ends of a tube portion to radially compress the tube portion onto a coiled heater...
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6156144 |
Method for fusion jointing of plastic pipes
A process for fusion jointing or joining of pipe sections includes the steps of covering planed ends of the pipe pieces with an electric socket. The electric socket has a heating device disposed...
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6149756 |
Method for joining plastic pipes, a joint ring used in the joining and a pipe joint provided with the method
A method for joining a first tubular member to a second tubular member. The method provides a stretchable and compressible welding ring having a flexible inner ring, a resistance coil wound around...
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6147331 |
Band heater
A band heater includes a shoe assembly comprising a plurality of arcuate shoe segments each having a pair of outwardly-projecting extensions and a channel segment formed between the extensions. A...
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