Abstract

This disclosure relates to a multi-planar heater element for use in a high-speed oven with a new tensioning system. Disclosed subject matter includes a radiative heater for use in a high-speed oven formed from two or more planar heater elements stacked closely to form an effective single element and allowing for extended life through the minimization of concentrated eddy currents in both elements. The disclosure further includes structures to install and remove various planar heating elements without any external tools.

IPC Classes  ?

• F24C 7/06 - Arrangement or mounting of electric heating elements
• F24C 7/04 - Stoves or ranges heated by electric energy with heat radiated directly from the heating element
• H05B 3/06 - Heater elements structurally combined with coupling elements or with holders
• H05B 3/24 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor being self-supporting
• H05B 1/02 - Automatic switching arrangements specially adapted to heating apparatus
• F24C 7/08 - Arrangement or mounting of control or safety devices

Abstract

An oven system to heat a moving item includes a conveyor capable of moving at more than one speed along a path of movement; a heat source positioned along the path of movement; a baseline heating profile for heating the moving item at a constant velocity; a sensor to detect energy available for the heat source at a particular moment or over a period of time; and a system to dynamically modify, based on the energy available, the baseline heating profile into a modified heating profile including a variable conveyance speed, where, when the moving item exits the oven system, the energy supplied by the heat source to the moving item equals the energy to be supplied per the baseline heating profile.

IPC Classes  ?

• A21B 1/22 - Ovens heated by radiators by electric radiators
• A21B 1/46 - Bakers' ovens characterised by the baking surfaces moving during the baking with surfaces suspended from an endless conveyor or a revolving wheel
• A21B 1/40 - Bakers' ovens characterised by the means for regulating the temperature
• A21B 1/50 - Bakers' ovens characterised by having removable baking surfaces
• A21B 3/00 - Parts or accessories of ovens
• H05B 3/00 - Ohmic-resistance heating

Abstract

An oven system to heat a moving item includes a conveyor capable of moving at more than one speed along a path of movement; a heat source positioned along the path of movement; a baseline heating profile for heating the moving item at a constant velocity; a sensor to detect energy available for the heat source at a particular moment or over a period of time; and a system to dynamically modify, based on the energy available, the baseline heating profile into a modified heating profile including a variable conveyance speed, where, when the moving item exits the oven system, the energy supplied by the heat source to the moving item equals the energy to be supplied per the baseline heating profile.

IPC Classes  ?

• A21B 1/22 - Ovens heated by radiators by electric radiators
• A21B 1/40 - Bakers' ovens characterised by the means for regulating the temperature
• A21B 1/46 - Bakers' ovens characterised by the baking surfaces moving during the baking with surfaces suspended from an endless conveyor or a revolving wheel
• A21B 1/50 - Bakers' ovens characterised by having removable baking surfaces
• A21B 3/00 - Parts or accessories of ovens
• H05B 3/00 - Ohmic-resistance heating

Abstract

This disclosure relates to a multi-planar heater element for use in a high-speed oven with a new tensioning system. Disclosed subject matter includes a radiative heater for use in a high-speed oven formed from two or more planar heater elements stacked closely to form an effective single element and allowing for extended life through the minimization of concentrated eddy currents in both elements. The disclosure further includes structures to install and remove various planar heating elements without any external tools.

IPC Classes  ?

• H05B 1/02 - Automatic switching arrangements specially adapted to heating apparatus
• F24C 7/04 - Stoves or ranges heated by electric energy with heat radiated directly from the heating element
• F24C 7/06 - Arrangement or mounting of electric heating elements
• H05B 3/24 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor being self-supporting
• H05B 3/62 - Heating elements specially adapted for furnaces

Abstract

This disclosure relates to a multi-planar heater element for use in a high-speed oven with a new tensioning system. Disclosed subject matter includes a radiative heater for use in a high-speed oven formed from two or more planar heater elements stacked closely to form an effective single element and allowing for extended life through the minimization of concentrated eddy currents in both elements. The disclosure further includes structures to install and remove various planar heating elements without any external tools.

IPC Classes  ?

• H05B 1/02 - Automatic switching arrangements specially adapted to heating apparatus
• H05B 3/24 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor being self-supporting
• H05B 3/62 - Heating elements specially adapted for furnaces
• F24C 7/04 - Stoves or ranges heated by electric energy with heat radiated directly from the heating element
• F24C 7/06 - Arrangement or mounting of electric heating elements

Abstract

A heater element including: a primary conductor formed from a single sheet of metal, wherein the primary conductor is capable of radiating heat within 5 seconds and has a DeLuca Element Ratio of less than 2 ohms/m2; and primary conductor bars that are not welded to the primary conductor.

IPC Classes  ?

• H05B 3/20 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
• H05B 1/02 - Automatic switching arrangements specially adapted to heating apparatus

Abstract

A multi-planar heating element for a high-speed oven comprising: two or more sheets of metal overlaid upon each other and capable of radiating heat within 5 seconds, wherein electrical energy supplied to the two or more sheets are cycled on and off with a life of greater than 15,000 cycles.

IPC Classes  ?

• H05B 3/20 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
• H05B 1/02 - Automatic switching arrangements specially adapted to heating apparatus

Abstract

A heater element including: a primary conductor formed from a single sheet of metal, wherein the primary conductor is capable of radiating heat within 5 seconds and has a DeLuca Element Ratio of less than 2 ohms/m2; and primary conductor bars that are not welded to the primary conductor.

IPC Classes  ?

• H05B 3/20 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
• H05B 1/02 - Automatic switching arrangements specially adapted to heating apparatus

Abstract

The present teachings disclose a wire mesh heater including: a wire mesh element having a surface area comprising a non-contact area and a contact area; a primary conductor which is hollow and has a contact surface; and a secondary conductor configured to expand outwards. The contact area contacts the contact surface to provide an electrical connection between the wire mesh element and the primary conductor, and the primary conductor is disposed about the secondary conductor and secured to the secondary conductor when expanded.

IPC Classes  ?

• A21B 1/22 - Ovens heated by radiators by electric radiators
• H05B 3/03 - Electrodes
• H05B 3/34 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs

Abstract

The present teachings disclose a wire mesh heater including: a wire mesh element having a surface area including a non-contact area and a contact area along at least 50% of a wire mesh element length; a primary conductor including a slit having a contact surface, wherein the contact area contacts the contact surface to provide an electrical connection between the wire mesh element and the primary conductor. In some embodiments, the primary conductor is welded to the wire mesh element, wherein the contact area contacts the contact surface to provide an electrical connection between the wire mesh element and the primary conductor. In some embodiments, an elastic is stretched and secured tautly under tension prior to operation of the wire mesh heater, and the elastic keeps the wire mesh element tautly under tension during operation of the wire mesh heater.

IPC Classes  ?

• H05B 3/34 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
• H05B 6/64 - Heating using microwaves

Abstract

A microwave wire mesh oven including: a microwave oven cavity; a wire mesh element positioned to radiate black body radiation into the microwave oven cavity; and a magnetron configured to generate microwaves, wherein some of the generated microwaves impinge on the wire mesh element.

IPC Classes  ?

• A21B 2/00 - Baking apparatus employing high-frequency or infrared heating
• H05B 3/00 - Ohmic-resistance heating
• F24C 7/08 - Arrangement or mounting of control or safety devices
• F24C 7/06 - Arrangement or mounting of electric heating elements
• F24C 7/04 - Stoves or ranges heated by electric energy with heat radiated directly from the heating element

Abstract

A high power appliance system to supply outlet electrical wattage is disclosed. The high power appliance system includes: a primary electrical power source to provide a primary electrical wattage; a secondary electrical power source configured to deliver a stored electrical wattage upon demand and configured to store the primary electrical wattage as the stored electrical wattage when not in demand; an outlet configured to provide the outlet electrical wattage. In the high power appliance system, the outlet electrical wattage is greater than the primary electrical wattage and includes the stored electrical wattage.

IPC Classes  ?

• H02J 9/00 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
• F24C 1/04 - Stoves or ranges in which the fuel or energy supply is not restricted to solid fuel or to a type covered by a single one of groups Stoves or ranges in which the type of fuel or energy supply is not specified adapted for the use of two or more kinds of fuel or energy supply simultaneously
• F24C 7/00 - Stoves or ranges heated by electric energy
• H01G 9/00 - Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devicesProcesses of their manufacture
• H02J 4/00 - Circuit arrangements for mains or distribution networks not specified as ac or dc
• H02J 15/00 - Systems for storing electric energy
• H02M 7/04 - Conversion of AC power input into DC power output without possibility of reversal by static converters

Abstract

A high power appliance system to supply outlet electrical wattage is disclosed. The high power appliance system includes: a primary electrical power source to provide a primary electrical wattage; a secondary electrical power source configured to deliver a stored electrical wattage upon demand and configured to store the primary electrical wattage as the stored electrical wattage when not in demand; an outlet configured to provide the outlet electrical wattage. In the high power appliance system, the outlet electrical wattage is greater than the primary electrical wattage and includes the stored electrical wattage.

IPC Classes  ?

• H01R 13/453 - Shutter or cover plate opened by engagement of counterpart
• H01G 9/00 - Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devicesProcesses of their manufacture

Abstract

Disclosed is a mesh heating system including: two or more electrodes configured to supply a current to the wire mesh heating element; a mesh heating element comprising filaments disposed between the two or more electrodes; and a tensioner to maintain the wire mesh heating element at tension along an axis of tension as the wire mesh heating element is heated, wherein some of the filaments of the mesh heating element are disposed to intersect the axis of tension at a non-orthogonal angle.

IPC Classes  ?

• A21B 1/22 - Ovens heated by radiators by electric radiators
• H05B 3/06 - Heater elements structurally combined with coupling elements or with holders
• H05B 3/34 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
• A21B 1/48 - Bakers' ovens characterised by the baking surfaces moving during the baking with surfaces in the form of an endless band
• A47J 37/04 - Roasting apparatus with movably-mounted food supports or with movable heating implementsSpits

Abstract

The present teachings disclose a wire mesh heater including: a wire mesh element having a surface area including a non-contact area and a contact area along at least 50% of a wire mesh element length; a primary conductor including a slit having a contact surface, wherein the contact area contacts the contact surface to provide an electrical connection between the wire mesh element and the primary conductor. In some embodiments, the primary conductor is welded to the wire mesh element, wherein the contact area contacts the contact surface to provide an electrical connection between the wire mesh element and the primary conductor. In some embodiments, an elastic is stretched and secured tautly under tension prior to operation of the wire mesh heater, and the elastic keeps the wire mesh element tautly under tension during operation of the wire mesh heater.

IPC Classes  ?

• H05B 3/34 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs

Abstract

The present teachings disclose a wire mesh heater including: a wire mesh element having a surface area including a non-contact area and a contact area along at least 50% of a wire mesh element length; a primary conductor including a slit having a contact surface, wherein the contact area contacts the contact surface to provide an electrical connection between the wire mesh element and the primary conductor. In some embodiments, the primary conductor is welded to the wire mesh element, wherein the contact area contacts the contact surface to provide an electrical connection between the wire mesh element and the primary conductor. In some embodiments, an elastic is stretched and secured tautly under tension prior to operation of the wire mesh heater, and the elastic keeps the wire mesh element tautly under tension during operation of the wire mesh heater.

IPC Classes  ?

• H05B 3/34 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs

Abstract

A high speed cooking apparatus employing a low voltage high current system for heating foods employing a novel wire mesh heating element. The system herein described providing the benefits of high speed cooking like that further described by U.S. Provisional Application 60/822,028 filed on Aug. 10, 2006, but yet providing significant cost benefit and simplicity over said system.

IPC Classes  ?

• A21B 2/00 - Baking apparatus employing high-frequency or infrared heating
• F24C 7/04 - Stoves or ranges heated by electric energy with heat radiated directly from the heating element
• H05B 3/00 - Ohmic-resistance heating
• F24C 7/06 - Arrangement or mounting of electric heating elements
• F24C 7/08 - Arrangement or mounting of control or safety devices

Abstract

Disclosed is a mesh heating system including: two or more electrodes configured to supply a current ot a wire mesh heating element; a mesh heating element comprisiing filaments disposed betweeen the two or more electrodes; and a tensioner to maintain the wire mesh heating element at tension along an axis of tension as the wire mesh heating element is heated, wherein some of the filaments of the mesh heating element are disposed to intersect the axis of tension at a non-orthogonal angle.

IPC Classes  ?

• A21B 1/02 - Bakers' ovens characterised by the heating arrangements

Abstract

Disclosed is a mesh heating system including: two or more electrodes configured to supply a current ot a wire mesh heating element; a mesh heating element comprisiing filaments disposed betweeen the two or more electrodes; and a tensioner to maintain the wire mesh heating element at tension along an axis of tension as the wire mesh heating element is heated, wherein some of the filaments of the mesh heating element are disposed to intersect the axis of tension at a non-orthogonal angle.

IPC Classes  ?

• A21B 1/02 - Bakers' ovens characterised by the heating arrangements

Abstract

There is provided a vapor generator including: a circuit to carry a DC current from an energy device; a wire mesh heating element to receive the DC current; and a sprayer to direct a fine spray of a liquid at the wire mesh heating element to vaporize the liquid, wherein a ration of a resistance of the wire mesh to a radiative black body area of the wire mesh heating element is less than 2 ohms/m2.

IPC Classes  ?

• A47J 27/086 - Pressure cookersLids or locking devices specially adapted therefor with built-in heating means
• A47J 27/04 - Cooking-vessels for cooking food in steamDevices for extracting fruit juice by means of steam

Abstract

A system including a conveyance system and a stored energy cooking oven. The mobile system for heating a product including: an oven including wire mesh heating elements arranged in a parallel circuit and configured to reach 1400 Kelvin in less than about 30 seconds, wherein the heating elements are shaped to include a surface radiating heat; a stored energy device configured to provide direct current to energize the heating elements; and a conveyer configured to convey the product to a heating position facing the surface radiating heat, wherein a distance of an outer surface of the product is less than six inches from the surface radiating heat.

IPC Classes  ?

• A21B 1/52 - Portable ovensCollapsible ovens
• A21B 1/40 - Bakers' ovens characterised by the means for regulating the temperature
• A21B 1/42 - Bakers' ovens characterised by the baking surfaces moving during the baking

Abstract

There is provided a liquid heater including: a conduit; a circuit for carrying a DC current; and a wire mesh segment disposed in the conduit and configured to receive the current, wherein the wire mesh segment has a conically shaped surface. There is provided a liquid heater kit including: a DC power supply; and a wire mesh segment configured to be disposed in a conduit and to receive a current from the DC power supply, wherein the wire mesh segment has a conically shaped surface.

IPC Classes  ?

• A47J 31/00 - Apparatus for making beverages

Abstract

A radiant oven including multiple wire-mesh elements and a method of heating with the same is described. The radiant oven including: a cooking cavity configured to receive a cooking load; a circuit configured to current supplied by one or more stored energy devices; and a main heater comprising a multiple of wire mesh heating elements to be driven by the current, the multiple wire mesh heating elements being sized and positioned to heat the cooking load, and a gap between each of the multiple wire mesh heating elements.

IPC Classes  ?

• F27B 5/00 - Muffle furnacesRetort furnacesOther furnaces in which the charge is held completely isolated
• A21B 1/00 - Bakers' ovens
• A21B 2/00 - Baking apparatus employing high-frequency or infrared heating

Abstract

A system including a conveyance system and a stored energy cooking oven. The mobile system for heating a product including: an oven including wire mesh heating elements arranged in a parallel circuit and configured to reach 1400 Kelvin in less than about 30 seconds, wherein the heating elements are shaped to include a surface radiating heat; a stored energy device configured to provide direct current to energize the heating elements; and a conveyer configured to convey the product to a heating position facing the surface radiating heat, wherein a distance of an outer surface of the product is less than six inches from the surface radiating heat.

IPC Classes  ?

• A21B 1/52 - Portable ovensCollapsible ovens

Abstract

An oven is configured with a cooking cavity for receiving a cooking load, a circuit for current supplied by one or more stored energy devices such as rechargeable batteries, and a heater comprising one or more radiant lamps to be driven by the current, the one or more radiant lamps being sized and positioned for heating the cooking load. The lamps are driven by current discharged from the batteries to radiantly heat a cooking load. An application of this stove configuration is in a toaster which is capable of toasting slices of bread in a matter of seconds.

IPC Classes  ?

• A21B 2/00 - Baking apparatus employing high-frequency or infrared heating

Abstract

A high speed cooking apparatus employing a low voltage high current system for heating foods employing a novel wire mesh heating element. The system herein described providing the benefits of high speed cooking like that further described by U.S. Provisional Application 60/822,028 filed on Aug. 10, 2006, but yet providing significant cost benefit and simplicity over said system.

IPC Classes  ?

• A21B 2/00 - Baking apparatus employing high-frequency or infrared heating