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7378617 |
Heating systems and methods for a cooking appliance
A heating system for a cooking appliance includes a first upper heating element and a second upper heating element positioned within a cooking cavity defined by a cabinet of the cooking appliance....
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7297902 |
High performance defrosters for transparent panels
The present invention provides a window assembly having a transparent panel and a conductive heater grid formed integrally with the transparent panel. The conductive heater grid has a first group...
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7163301 |
Method and apparatus for managing actinic intensity transients in a lithography mirror
An apparatus and method for mitigating a cold edge effect within a lithography mirror is presented. The apparatus includes a heated annular zone formed on a substrate and a heated optical aperture...
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7115841 |
Imaging methods for fluorescence and reflectance imaging and spectroscopy and for contemporaneous measurements of electromagnetic radiation with multiple measuring devices
Optical systems that provide for simultaneous images and spectra from an object, such as a tissue sample, an industrial object such as a computer chip, or any other object that can be viewed with...
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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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7087868 |
Heating device
In order to create a heating device which can operate in different power stages, but only has to be contacted from one side, the invention provides a heating device with at least two plate-like...
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7078656 |
Device for electrically heating a vertically erect chamber
A device for electrically heating a vertically erect chamber comprising several heating zones arranged vertically one above the other. The components of the device, with the exception of the...
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7005617 |
Apparatus and method for thermally cycling samples of biological material with substantial temperature uniformity
An apparatus for thermally cycling samples of a biological material including a thermal block assembly including a plurality of sample holders for receiving samples of biological material; a heat...
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6858820 |
Fixing device
Preset electric powers are distributed and continuously supplied to a plurality of coils to uniformly heat a fixing member in a warm-up period, and the preset electric power is supplied only to the...
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6723964 |
Apparatus for heating and cooling semiconductor device in handler for testing semiconductor device
A heating and cooling apparatus is provided which employs a series of thermally conductive plates thermally coupled to heating and cooling devices to heat or cool a mounting plate loaded with...
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6657169 |
Apparatus for thermally cycling samples of biological material with substantial temperature uniformity
An apparatus for thermally cycling samples of a biological material including a thermal block assembly including a plurality of sample holders for receiving samples of biological material; a heat...
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6463999 |
Multiloop temperature control system
A multiloop temperature-control system has a hydraulic bus connected to a plurality of loops for the temperature-control medium and respective hydraulic modules connected to the hydraulic bus, and...
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6466737 |
Portable electric space heater
A method and apparatus for conditioning air includes conditioning units that are removably attached together. The conditioning units may be separated from each other and individually perform...
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6414281 |
Hot-toe multicell electric heater
A multicell heater is shown with typically round outer tubing, containing a plurality of resistive heating elements having a common inner sheath. The inner sheath has a preferably non-circular...
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6348672 |
Electric heater for a motor vehicle with individually switched branch circuits
An electric heater for a motor vehicle uses heat generated by power semiconductors as the heat source. The heat output by the power semiconductors is used directly for heating. The power...
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6321034 |
Pivotable heater
A heater comprising two or more heating units which are rotatably attached to each other about a common axis. Preferably, each heating unit is rotatably attached to the next successive heating unit...
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6316746 |
Defrosting assembly for a mirror of a vehicle
A defrosting assembly for a mirror of a vehicle for keeping sideview mirrors free of ice. The defrosting assembly for a mirror of a vehicle includes a transparent planar sheet and an electrical...
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6279349 |
Method for making glass sheet heating furnace
A method for making a furnace for heating a glass sheet by lower electric resistance elements (50) supported by a furnace housing (12) below a roll conveyor (40) and by supplying a gas burner...
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6153861 |
Heating element for lambda sensors
A heating element, preferably for oblong plate-shaped sensors for measuring oxygen concentration in internal combustion engine exhaust gas, has a conductive heating strip at one end of the heating...
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6058245 |
Electric boost heater for deep fryer
A fryer system having a vat containing shortening, a first heater for supplying heat to the shortening, and a second heater for supplying heat to the shortening. The second heater is preferably...
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6035097 |
Electrical heating unit with two concentrically disposed heating elements
An electrical heating unit, particularly for a hair drier, comprises a first wire heating element, in particular a spiral coil wire heating element (2) having a heat conductor support comprising at...
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6006009 |
Superheated vapor generator system
A superheated vapor generator system comprises at least two vapor generators connectable to a controller for causing at least one of the superheated vapor generators to generate superheated vapor...
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5925273 |
Electric multi-stage heater assembly
An electric multi-stage heater assembly that provides multi-level heating using a plurality of separately controllable heating elements within a housing that is readily interchangeable with...
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5832179 |
Floor heater with water tube and thin copper electric heating element inserted therein
An apparatus for heating rooms with electrically heated hot water tube, and a method therefor are disclosed. The apparatus for heating rooms with electrically heated hot water tube and a method...
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5628928 |
Method for reducing the potential difference in an electrically heatable converter by connecting the strip heater to corrugated strip with an electrical conductor
A converter having electrically heatable strips connected in an electrical circuit, and intertwined with non-electricvally heated thin metal strips, having an electrical connection, or anchor, from...
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5579575 |
Method and apparatus for forming an electrical connection
A method and apparatus of forming a solder connection between a plurality of elongate bodies, comprises: (i) forming an initial connection between the elongate bodies by inserting them into an...
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4792246 |
Apparatus for raised printing
Raised printing is produced on a printed sheet by applying thermography powder to a top printed surface of the sheet while printed areas on such top surface are tacky, such that the powder adheres...
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4580144 |
Postal fixed and variable data thermal printer
The invention features a high speed thermal printing mechanism having a dichotomized printing sequence. The thermal printing mechanism is particularly useful for printing postal values and indicia...
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4217481 |
Cooking appliance with several electric cooking zones
A surface-unit cooking appliance comprising a plurality of electric hot plates of the same type, each of the hot plates having a temperature regulator and each of the regulators having a...
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4071738 |
Ventilated range with convertible radiant convection oven
Disclosed is a domestic cooking range of the ventilated type having surface elements and an underlying oven characterized by an extension of the ventilating fan motor shaft carrying an auxiliary...
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4015104 |
Control system for electrically operated heat generating apparatus
A control system for controlling energization of electrically operated heat generating apparatus included in a multizone electrical heating system. Each of the zones has at least two parallel...
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3806703 |
FLEXIBLE ELECTRICAL HEATING ASSEMBLY
A heating assembly having two flexible electric heating devices laid side by side, each comprising blocks of heat conductive material and an electric resistance heating element passing through said...
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3335459 |
Cartridge heater constructions including extrusion dies
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3257543 |
Combination oven and surface unit
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3183975 |
De-icing
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3047702 |
Plate heater
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2911512 |
Heating device
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2790063 |
Vapor sprayers
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