Matches 1 - 28 out of 28
Match Document Document Title
7619187 Porous ceramic heating element and method of manufacturing thereof  
Disclosed herein is a porous ceramic heating element wherein 0.08 to 1.00 wt % of a foaming agent is added in 99.00 to 99.92 wt % of a mixture of an inorganic material, a binder, a conductive...
5916466 Space heater with element supports  
A heating apparatus for an enclosure including at least a ceiling and a side wall, the apparatus includes a plurality of electrical resistance heating wires or sections of electrical resistance...
5053743 High voltage spiral resistor  
A resistor constituted by a spiral region (4) of a second conductivity type and having a determined doping level, formed on a first surface of a semiconductor substrate (1) of the first...
4649368 Electrical resistance heating element  
A resistance heating element of the ribbon type for use in a high temperature electric furnace. The element has the same curved cross-sectional configuration throughout its entire length to give it...
4641010 Battery powered electric hair curler  
An electric hair curler comprises a handle and a barrel connected thereto for winding thereabout the hair. The barrel is provided with an electric heater for curling the hair wound on the barrel....
4575619 Electrical heating unit with serpentine heating element  
A heating unit combining a block of thermal and electrical insulating material and an electrical resistance element in which the block contains a mass of ceramic fibers bound together and has an...
4450347 Heating body  
This heating body is cut from a metal sheet (1) and defined by slots (2) obtained by punch stamping on a support (4) of plastics foam. The opposite edges of these slots (2) are spaced from one...
4429214 Electrical heating panel  
A gypsum wallboard with electrical heating wire disposed in grooves arranged to minimize tendencies for the board to crack when lifted by the two opposite board ends.
4415798 Plate for radiant heating or similar effects  
A radiant heater for heating the surrounding environment or for transferring heat therein to a remote location. In one embodiment the radiant heater comprises a plate provided with a series of...
4292504 Expanded metal electric heating element with edge support  
An electric resistance heating unit in which the heating element is a thin, foil-like strip of expanded metal supported on edge substantially along its entire length on a board of insulating...
4249069 Flask heater assembly  
A flask heater assembly for spherical bodied, boiling flasks in which a block is hollowed to receive the flask body and a ribbon of electrical resistance heated, flexible metal is folded into an...
4081657 Electrically heated roof drip edge strip  
A drip edge strip for a shingled roof is tapered and includes a first portion to be secured to the roof and provided with channels extending from end-to-end thereof and a second portion to underlie...
3928837 Ceramic oxide resistor element  
A ceramic oxide thermistor having a negative temperature coefficient at elevated temperatures comprising about 30% to 100% Fe 2 O 3 and 0% to 70% Al 2 O 3 . It preferably also contains MnO. The...
3812320 HEATED GROUND COVER FOR THE DISSIPATION OF MOISTURE  
A heated ground cover including a first outer sheet member, a second outer sheet member, heating wires interposed between the outer sheet members with chambers adjacent to the heating wires...
3680207 METHOD OF MAKING ELECTRICAL HEATING UNITS  
A method of making an electrical heating unit which includes the steps of shaping a strip of electrical resistance wire into a pattern for the heating element of the unit, contacting one of the...
3629555 HEATING APPARATUS FOR A PRINTING PRESS  
A printing press heating apparatus of modular construction providing a selected size and extent of heating surface and supported in its heat exchange position with adequate allowance for thermal...
3612828 INFRARED RADIANT OPEN COIL HEATING UNIT WITH REFLECTIVE FIBROUS-CERAMIC HEATER BLOCK  
An infrared radiant-type heating unit including a utensil support cover plate of infrared transmissive material, an underlying infrared reflective heater support block having a low thermal mass,...
3612827 FLAT PLATE SURFACE HEATING UNIT  
A flat plate surface heating unit with a recessed pan filled with thermal and electrical insulation. A closely wound, sinuous, electrical resistance heater wire of flattened cross section is...
3546653 RESISTOR ASSEMBLY  
3525851 ELECTRIC-CYCLONIC HOT AIR FURNACE  
3512115 THIN FILM RESISTOR NETWORK  
3500464 INSULATING ELECTRICAL HEATER SUPPORT  
3303324 Heating unit  
3214572 Electrical heater  
3153138 Electrical radiant panel heater  
2995645 Electric space heater  
2890318 Aluminum sheathed heating elements in aluminum die castings  
3555485 Title is not available  
Matches 1 - 28 out of 28