Class / Patent application number | Description | Number of patent applications / Date published |
219728000 | With field modifier | 28 |
20090095741 | MICROWAVE FIELD DIRECTOR STRUCTURE WITH VANES HAVING A CONDUCTIVE MATERIAL THEREON - A reusable self-supporting field director for use in heating an article in a microwave oven is characterized by a plurality of vanes, with each vane extending radially outwardly from a central axis. Each vane is angularly adjacent to two other vanes. Each vane has a substrate formed from an electrically non-conductive material, with a portion of the major surface of each vane having an electrically conductive material thereon. A vane support structure is attached to the vanes. | 04-16-2009 |
20090095742 | MICROWAVE FIELD DIRECTOR STRUCTURE HAVING OVER-FOLDED VANES - A reusable self-supporting field director for use in heating an article in a microwave oven is characterized by a plurality of vanes, with each vane extending radially outwardly from a central axis. Each vane is angularly adjacent to two other vanes and is attached to each other at their inner ends. Each vane has a predetermined thickness dimension. | 04-16-2009 |
20090095743 | Molded Microwave Field Director Structure - A reusable self-supporting field director structure for use in heating an article in a microwave oven is characterized by an integral array of rigid vanes extending radially outwardly from a central axis, the vanes being molded from an electrically non-conductive heat-resistant material. At least a portion of one major surface of each vane has an electrically conductive material embedded thereinto. The electrically non-conductive heat-resistant material is either a polymeric resin (with an optional reinforcing matrix) or paperboard material. A plurality of bracing members, each extending between the first major surface of one vane and the second major surface of an adjacent vane, may be integrally molded into the field director structure. | 04-16-2009 |
20090095744 | Microwave Field Director Structure With Laminated Vanes - A reusable self-supporting field director for use in heating an article in a microwave oven is characterized by a plurality of vanes, with each vane extending radially outwardly from a central axis. Each vane is angularly adjacent to two other vanes and is attached to each other at their inner ends. Each vane has a predetermined thickness dimension. | 04-16-2009 |
20090095745 | Microwave Field Director Structure Having Vanes With Inner Ends Wrapped With A Conductive Wrapper - A reusable self-supporting field director for use in heating an article in a microwave oven is characterized by a plurality of vanes, with each vane extending radially outwardly from a central axis. Each vane is angularly adjacent to two other vanes and is attached to each other at their inner ends. Each vane has a predetermined thickness dimension. | 04-16-2009 |
20090095746 | Microwave Field Director Structure Having Vanes Covered With A Conductive Sheath - A reusable self-supporting field director for use in heating an article in a microwave oven is characterized by a plurality of vanes, with each vane extending radially outwardly from a central axis. | 04-16-2009 |
20090095747 | Microwave Field Director Structure Having Vanes With Outer Ends Wrapped With A Conductive Wrapper - A reusable self-supporting field director for use in heating an article in a microwave oven is characterized by a plurality of vanes, with each vane extending radially outwardly from a central axis. Each vane is angularly adjacent to two other vanes and is attached to each other at their inner ends. Each vane has a predetermined thickness dimension. | 04-16-2009 |
20090095748 | Microwave Field Director Structure Having V-Shaped Vane Doublets - A self-supporting field director structure for use in heating an article in a microwave oven is characterized by a vane array comprising a plurality of V-shaped vane doublets, wherein each vane doublet itself comprises a first and a second vane. Each vane extends radially outwardly from the central axis. Each vane has a substrate formed from an electrically non-conductive material, with a portion of each vane being electrically conductive. A vane support structure is attached to the vane array. | 04-16-2009 |
20090095749 | Microwave Field Director Structure Having Metal Vanes - A self-supporting field director structure for use in heating an article in a microwave oven includes a plurality of vanes connected to a central support member. Each vane is formed from an electrically conductive metallic material. Each vane extends radially outwardly from a central axis, with the radially inner end of each vane being spaced a predetermined separation distance from the axis. | 04-16-2009 |
20090114643 | COLLAPSIBLE FIELD DIRECTOR STRUCTURE - A collapsible field director structure convertible from a collapsed to a deployed state includes at least one master vane and at least a first and a second slave vane. The master vane includes a conductive flap having at least one electrically conductive region thereon. The conductor flap is attached to the mounting flange for articulable movement with respect thereto. | 05-07-2009 |
20090294439 | Even Heating Microwavable Container - A construct for heating a food item in a microwave oven comprises a base, a wall extending upwardly from the base, a microwave energy shielding element overlying at least a portion of the wall, and a microwave energy diffusing element circumscribed by the microwave energy shielding element, where the microwave energy diffusing element includes a plurality of microwave energy reflective elements within a microwave energy transparent area. | 12-03-2009 |
20120228288 | FOOD CONTAINER FOR MICROWAVE USE - A food container for microwave use comprises at least one compartment for receiving a food item, the container portion having a structural wall defining the lateral sides of the container portion. The structural wall is made of a polymer. A label is secured to the structural wall and covers continuously the lateral sides of the container portion. The label has an inner surface against the structural wall and an outer surface oriented away from the structural wall. The label comprises a substrate defining the outer surface of the label and a metallic ink defining partly the inner surface of the label. The metallic ink defines a continuous coating on the label with openings. The openings have a selected dimension to allow some microwaves to pass therethrough to reach the food item in the compartment. A method for fabricating a food container for microwave use is also provided. | 09-13-2012 |
20130126520 | MICROWAVE FIELD DIRECTOR STRUCTURE HAVING VANES WITH OUTER ENDS WRAPPED WITH A CONDUCTIVE WRAPPER - A reusable self-supporting field director for use in heating an article in a microwave oven is characterized by a plurality of vanes, each vane extending radially outwardly from a central axis and being angularly adjacent to two other vanes. The vanes are attached to each other at their inner ends. Each vane has a substrate formed from an electrically non-conductive material and an electrically conductive wrapper that wraps the substrate so that a portion of the first and second major surfaces are covered and the radially outer end of each vane is wrapped by an electrically conductive material. The wrapper and the substrate are arranged in a laterally symmetric fashion so that thermal expansion effects due to heating are equalized across the thickness of each vane. | 05-23-2013 |
20130248521 | DEVICE AND METHOD FOR APPLYING ELECTROMAGNETIC ENERGY TO A CONTAINER - Some aspects of the invention may be directed to an apparatus and method for applying RF energy to containers. The containers (e.g., pots, tanks, vats, kettles, reactors, etc.) may contain an object to be heated or processed by EM energy. The object may be in the liquid phase, gas phase, solid phase or any combination of phases thereof. The apparatus may comprise an outer housing. Optionally the outer housing may be substantially opaque to RF energy. The apparatus may further comprise an inner housing disposed at least partially within the outer housing, wherein at least a portion of the inner housing is configured to transmit RF energy. The apparatus may include at least one radiating element configured to apply RF energy to an energy application zone within the inner housing. In some embodiments the at least one radiating element is located external to the inner housing, optionally between the inner housing and the outer housing. In some embodiments, the at least one radiating element may be activated and RF energy may be transmitted, via the at least one activated radiating element, to the object located within the energy application zone. | 09-26-2013 |
20140231419 | MICROWAVEABLE FOOD PRODUCTS AND CONTAINERS - Embodiments of the invention include food products and related methods. In an embodiment, the invention includes a food product. The food product can include a container and a food composition. The container can include a bottom wall and a side wall. The bottom wall can include a microwave reflector. The side wall can include a material that is substantially transparent to microwaves. The microwave reflector can cover at least about 80 percent of the surface area of the bottom wall. In an embodiment, the invention includes a microwaveable food container. The microwaveable food container can include a bottom wall and a side wall. The bottom wall can include a microwave reflector. The side wall can include a material that is substantially transparent to microwaves. The microwave reflector can cover at least about 80 percent of the surface area of the bottom wall. Other embodiments are also included herein. | 08-21-2014 |
20160183332 | MICROWAVE GENERATOR AND MICROWAVE OVEN | 06-23-2016 |
219729000 | Shielding | 12 |
20090039076 | Multi-Compartment Microwaveable Food Container - A multi-compartment microwaveable food container and, in particular, a microwaveable container having at least two compartments with different degrees of shielding to provide different energy inputs to food products contained therein while being heated in a microwave together at the same settings. At least one compartment of the container contains an in-mold label or other type of shielding with microwave-reflective areas to provide the desired shielding properties to the food product contained therein. Additionally, a lid component can also contain an in-mold label or other type of shielding to provide further shielding of the compartment. The two or more food compartments may contain various degrees of shielding provided by complete or partial in-mold labels or other types of shielding. | 02-12-2009 |
20090078698 | Microwavable food package having an easy-open feature - A system for heating a food item in a microwave oven is provided. The system may comprise an inner container and an outer carton including an opening feature that allows for easy opening thereof. The system also may include a microwave energy interactive element. | 03-26-2009 |
20090114644 | UNIFORM MICROWAVE HEATING OF FOOD IN A CONTAINER - The invention relates to a device and method for ensuring more uniform heating of food by microwaves. The method includes providing food in a portion having a predetermined size and shape; and providing a container adapted for receiving and reheating the portion of food in a microwave oven. The container forms a supporting cavity having peripheral sides and a bottom side, with the portion of food placed within the supporting cavity. The peripheral sides of the container are circumferentially shielded by a microwave reflective material that forms a circumference having axial and transverse distances that are determined so as to change the wavelength of resonant modes inside the food thereby resulting in a more uniform heating food pattern. | 05-07-2009 |
20100000992 | Microwave Steamer - A vessel for cooking food includes a cooker container, a boiler container and a lid. The cooker container includes a bottom wall and at least one side wall formed from a microwave shielding material. The bottom wall has one or more apertures. The boiler container receives the bottom wall of the cooker container. The boiler container is formed from a microwave transmitting material. The lid is removably coupled to a top portion of the cooker container. The lid is made from a microwave shielding material. | 01-07-2010 |
20100006566 | Microwave Heating Container - A microwave heating construct comprises a base, a wall extending upwardly around the base for defining a cavity for receiving a food item, and a microwave energy shielding element overlying a lower margin of the wall, the microwave energy shielding element having an upper edge including a substantially incurved portion. | 01-14-2010 |
20100230403 | MICROWAVE COOKING CONTAINERS WITH SHIELDING - A microwave oven cooking container is provided for evenly cooking foodstuff without risk of sparking during cooking. The container includes at least one compartment, and has at least two separate shields disposed on the container. A first shield is made of a material substantially opaque to microwave energy and is disposed on an outer or an inner surface of the compartment, with a shape generally corresponding to the outer shape of the compartment and optionally having an aperture on the base. The container further includes a lidding configured to seal the container closed, the lidding having a second shield disposed on the lidding, such as at a predetermined distance from the container sidewalls. Further, a multi-compartment container is configured to provide shielding for a food having a low specific heat capacity with one or more compartments arranged around and at least partially surrounding a shielded central compartment for the food. | 09-16-2010 |
20100308034 | MICROWAVE OVEN DOOR WITH A WAVES CHOKES SYSTEM - The present invention relates to an oven door with a wave chokes system for a microwave oven. The oven door includes at least one transparent door panel made of a dielectric material and a metallization enclosing at least partially the transparent door panel. The oven door includes further a plurality of lamellae arranged uniformly on one side of the metallization and at least one front shielding, which is arranged in the centre portion on at least one side of the transparent door panel. The metallization and the lamellae are formed by a coating on the transparent door panel, wherein said coating is made of a conductive material and applied on the transparent door panel. Further, the present invention relates to a corresponding microwave oven. Additionally, the present invention relates to a method for manufacturing an oven door with a wave chokes system for a microwave oven. | 12-09-2010 |
20110120993 | Multi-Component Food Packaging For Microwave Oven - A multi-component package is provided which enables simultaneous heat cooking of a food product which does not require a long cooking time and a food product which requires a longer cooking time. The multi-component package includes a lower container comprising a bottomed, lower container main body for containing a first food product. The container further includes an upper container comprising an upper container main body for containing a second filled food product. A flange of the lower container main body and a flange of the upper container main body are engaged with each other so that the lower container and the upper container are combined integrally. A vapor vent is provided in a lower container lid material, whereby water vapor generated upon heating of the first food product heats the second food product in the upper container. | 05-26-2011 |
20130292375 | MULTI-TEMP SQUARE TRAY DESIGN - A substantially square multi-temperature and multi-texture frozen food microwave heating tray with Y shaped, flex stabilizing dividers, includes a first integral compartment defined by at least one sidewall and an upwardly convex bottom, and two additional integral compartments defined by at least one sidewall and a bottom and comprising a microwave energy access modulating structure for at least one of the compartments. | 11-07-2013 |
20140291317 | Even Heating Microwavable Container - A construct for heating a food item in a microwave oven comprises a base, a wall extending upwardly from the base, a microwave energy shielding element overlying at least a portion of the wall, and a microwave energy diffusing element circumscribed by the microwave energy shielding element, where the microwave energy diffusing element comprises a plurality of microwave energy reflective elements within a microwave energy transparent area. | 10-02-2014 |
20150090709 | PACKAGING HAVING FIELD MODIFIERS FOR IMPROVED MICROWAVE HEATING OF CONE-SHAPED PRODUCTS - The packaging comprises a plurality of wall panels ( | 04-02-2015 |
20150096976 | MICROWAVABLE FOOD CONTAINER WITH AT LEAST ONE REMOVABLE MICROWAVE-INTERACTIVE ROBE - A microwavable food container includes a liquid-impermeable barrier configured with a single compartment or multiple compartments. The microwavable food container also includes at least one removable robe attached to the liquid-impermeable barrier on the outside surface of the container wall of one or more of the compartments. The removable robe includes a carrier and a microwave-interactive material applied to the carrier. If multiple robes are utilized, they can have similar microwave-interactive properties or different microwave-interactive properties to cause different heating environments within the container. Further, multiple microwave-interactive materials can be included on a single robe. The multiple-interactive materials can also have similar microwave-interactive properties or different microwave-interactive properties to cause different heating environments within the container. | 04-09-2015 |