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| Number | Title | Issue Date |
| 7280749 | Filament for radiation source A radiation source including a base, a curved reflector attached to the base, pins passing through the base and within the reflector, and a filament of high emissivity material helically wound about the pins and having opposing ends electrically connected to the pin... | 10/09/2007 |
| 7009151 | Mounting structure of heating element A mounting structure of a heating element is provided. The structure includes: a heater supporting bracket that is interposed between a radiant heating element and a supporting panel and whose one side is fixed by a screw and whose other side is elastically supporte... | 03/07/2006 |
| 6925142 | Computer tomography detector module, detector formed therefrom, and operating method A detector module for an X-ray computed tomography apparatus has a sensor array composed of a number of sensor elements that is mounted on a front side of a printed circuit board. In order to enhance the precision of the detector, at least one heating element for he... | 08/02/2005 |
| 6924495 | Heat controlled ultraviolet light apparatus and methods of sanitizing objects using said apparatus A heat controlled ultraviolet light apparatus includes a source of ultraviolet light, a cover, and a heating or cooling element that heats/cools the space or gap between the ultraviolet light source and the cover. Accordingly, the ultraviolet light source may be mai... | 08/02/2005 |
| 6919542 | Sheathed heating element with positive temperature coefficient A heating element for an electric appliance for heating or cooking foods. The heating element is composed of: a tubular metal envelope; and a resistance wire encased in an insulator disposed at the interior of the tubular envelope. The wire is composed of nickel and... | 07/19/2005 |
| 6115540 | Radiative keyboard heating apparatus Methods and apparatus are disclosed for warming a typist's hands to provide relief from arthritis, muscle fatigue, Carpal Tunnel Syndrome and general discomfort. A radiative hand warming apparatus is disclosed, including a source of hand-warming radiation... | 09/05/2000 |
| 5780817 | Retrofittable glass-top electric stove element Electrical resistance retrofittable stove heating elements are provided which include a metal oxide-containing cooking top and a sheathed resistance heating element spaced from the lower surface of the cooking top. The stove element can also contain a hou... | 07/14/1998 |
| 5643481 | Double bowl electric cooktop cooling A double burner bowl assembly for a cooking appliance having a cooktop surface with burners disposed in burner holes therein, said assembly having a lower bowl with a support shelf and a trim ring. The trim ring is disposed in the burner hole so as to sup... | 07/01/1997 |
| 5422460 | Glass ceramic cooking hob with a reflecting surface arranged in a position corresponding with a light and/or heat generator, in particular a halogen lamp cooled by air circulation A glass ceramic cooktop includes a free surface on which containers containing food to be prepared are placed, below surface there being provided a light and heat generator, such as a halogen lamp at which there is positioned a reflecting element having a... | 06/06/1995 |
| 5183997 | Heating apparatus for cooking food, especially a hot plate Heating apparatus which emits optical radiation having a visible content and an infrared content, for cooking foods by means of at least one radiation source (2) directed at a cook site for accommodating foods to be cooked or a container for foods to be c... | 02/02/1993 |
| 5176067 | Indoor grill An apparatus for grilling food includes a base, a reflector positioned within the base, a heating element mounted upon the base and spaced above the reflector, and a food-supporting grill. The reflector includes a downwardly sloped bottom surface having a... | 01/05/1993 |
| 5136142 | Retractable burner for an electric range having a removable burner element In a device for raising and lowering a burner element of an electric range, cookware is supported upon a plurality of rigid posts and the burner element is raised and lowered in a plane parallel to the plane of the bottom surface of the cookware. This all... | 08/04/1992 |
| 5079408 | Drip pan An insulated drip pan assembly for a cooking range including an upper pan and a lower pan between which insulation is sandwiched; the two pans and insulation cooperating together to reduce both the time and energy required to cook food in a cooking vessel... | 01/07/1992 |
| 4739152 | Electric radiant heating device for localized heating of objects and substances An elongated, coiled, electrical resistance heating filament is positioned along the major axis of an ellipsoidal reflector with its inner end positioned at the inner focus of the reflector and with the coil extending outwardly toward but short of an annu... | 04/19/1988 |
| 4451727 | Heating fixture An improved heating fixture, wherein the support means upon which a workpiece to be heated is mounted, is a vitreous carbon plate. The use of a vitreous carbon support plate significantly reduces the time required to heat and cool the support plate and a ... | 05/29/1984 |
| 4280044 | Heat absorbing and radiating device for electric stoves A heat absorbing and reflecting disc-shaped device having a flat top and a convex bottom and an irregular radially inward-extending cut-out and a plurality of randomly spaced throughbores, said disc being removably mounted on an electric range between the... | 07/21/1981 |
| 4150280 | High efficiency free expansion foil heating element A flat plate surface heating unit or cooktop having a solid utensil-supporting plate that is heated by a resistive foil heating element that is bonded to a flexible, ceramic fiber paper substrate by a high temperature inorganic cement of high thermal cond... | 04/17/1979 |
| 4126778 | Cooking-stove structure Improvements in cooking stoves or ranges, whether of the gas or electric variety, which advantageously recaptures and directs heat to the underside of the cooking vessel and at the same time permits restricted air circulation to allow for air-conduction o... | 11/21/1978 |
| 4032750 | Flat plate heating unit with foil heating means A flat plate surface heating unit with a utensil-supporting cover plate provided with a separate, flexible, insulation sheet supporting a resistive foil heater that is seated on a pad of dielectric material in a reinforced reflector pan. Constant upward p... | 06/28/1977 |
| 4009795 | Combined reflector pan and trim ring An electric range for household cooking purposes has a cooktop with a plurality of surface heating units in the form of coils of metal-sheathed, electrical resistance heating elements. Each unit is mounted in an opening in the cooktop. A combined reflecto... | 03/01/1977 |
| 3987275 | Glass plate surface heating unit with sheathed heater A flat plate surface heating unit with a glass-ceramic utensil-supporting cover plate and a metal-sheathed heating element in direct contact with the underside of the cover plate. The heating element is supported on an open framework of low thermal mass. ... | 10/19/1976 |
