Electric heating inventions 03/08

20080073328 - Apparatus for coating a pipe surface: A wear resistant coating is applied on an elbow or S-bend by weld beads applied along a pipe. A rectangular support rod is attached inside the pipe by connectors so that wheels of the carriage are guided on the corners to maintain a fixed orientation relative to the support rod.... Agent: Mr. Adrian D. Battison Ade & Company Inc.

20080073329 - Drilling method and laser machining apparatus: A drilling method and a laser machining apparatus which can shorten the measuring time of workpiece surface height and improve the machining efficiency in spite of irregularities of about 10-30 μm high in the surface of a table. Surface heights of the table is measured at lattice points in advance.... Agent: Crowell & Moring LLP Intellectual Property Group

20080073330 - Dual power integrated mig welder and generator system: An integrated welding system is described that includes an engine-driven power supply, control circuitry for regulating power from the power supply and for delivering power suitable for welding, and a wire feeder driven by the generated power for delivering a continuous feed of wire electrode. The system is suitable for... Agent: Patrick S. Yoder Fletcher Yoder

20080073331 - Wire spool brake: The invention relates to a braking device (12), for a wire spool (13) on an arc welding torch (10), provided with a holder (40) hinged on a support (14) and braking means (42) arranged to pivot thereon. The wire spool typically comprises a winding region (32) for winding up the... Agent: Blakely Sokoloff Taylor & Zafman

20080073332 - Dual head soldering device: The present invention relates to a soldering device for joining two work pieces and more specifically, a soldering device with two cooperating spring biased jaws adapted to grip a work piece to be joined to a second work piece to uniformly apply heat energy to the work pieces, and reduce... Agent: Fraser Clemens Martin & Miller LLC

20080073334 - Heat-processing furnace and manufacuring method thereof: A heat-processing furnace comprises: a processing vessel for housing an object to be processed to thermally heat the object to be processed; a cylindrical heat insulating member surrounding the processing vessel; a helical heating resistor disposed along an inner circumferential surface of the heat insulating member; and support members axially... Agent: Smith, Gambrell & Russell

20080073333 - Preform-heating furnace comprising a member for controlling the movement of a heating means between indexed positions: The invention relates to a furnace (10) for heating preforms (20), of the type that comprises a preform-heating tunnel (12). According to the invention, the tunnel consists of a heating module (18) comprising vertical walls (14, 16) between which the preforms (20) travel. Moreover, at least one wall (16) of... Agent: Young & Thompson

20080073335 - Method for multi-step temperature control of a substrate: A method of changing the temperature of a substrate during processing of the substrate includes providing the substrate on a substrate holder, the substrate holder including a temperature controlled substrate support for supporting the substrate, a temperature controlled base support for supporting the substrate support and a thermal insulator interposed... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080073336 - Heat-generating element of a heating device: A heat-generating element of a heating device for heating air including at least one PTC element, electric strip conductors lying on the PTC elements and a longish positioning frame that forms at least one frame opening for holding the minimum of one PTC element. A heat-generating element that is improved... Agent: Boyle Fredrickson S.c.

20080073337 - Induction heating device for an induction hob and induction hob: In one embodiment, an induction heating device for an induction hob has one or two coatings of insulating layers being applied to an induction coil and, above the same, a flat thermal insulation is provided. The insulating layer(s) carry on their respective upper side an electrically conductive coating connected to... Agent: Alston & Bird LLP

20080073338 - High frequency cookware: To provide a high-frequency cooking apparatus of which installation performance, handling performance, and quality can be enhanced. A high-frequency cooking apparatus 10 for heat-processing an object to be heated, by supplying high frequency and steam into a heating chamber, is provided with a water tank 13 which stores water for... Agent: Pearne & Gordon LLP

20080067154 - Sinker electric discharge machining method and apparatus: An electric discharge machining method of removing material having a dimension (d) and a removal surface area (S) from a workpiece. A removal volume (V) of the material to be removed is obtained based on the dimension (d) and the removal surface area (S). Machining conditions are set, and a... Agent: Mcdermott Will & Emery LLP

20080067155 - Method and system for laser processing targets of different types on a workpiece: A method and system for laser processing targets of different types on a workpiece are provided. The method includes setting a laser pulse width of one or more laser pulses to selectively provide one or more laser output pulses having one or more set pulse widths based on a first... Agent: Brooks Kushman P.C.

20080067156 - Connection between two components: A method of connecting two components includes providing an assembly including a first component and a second component, optically sensing a connection region between the first component and the second component to produce an image, defining a substantially elliptical path in a three-dimensional space based on the image, and initiating... Agent: Medtronic, Inc.

20080067157 - Via hole forming method: A method of forming a via hole reaching a bonding pad in a wafer having a plurality of devices on the front surface of a substrate and bonding pads on each of the devices, by applying a laser beam from the rear surface side of the substrate, comprising the steps... Agent: Smith, Gambrell & Russell

20080067158 - Laser-based ablation method and optical system: A method and a system for the ablation of volume elements of a target object such as an optical fiber or the like are presented. A CO2 laser is used to produce a light beam which includes long pulses having a rise time followed by a plateau where the peak... Agent: Merchant & Gould PC

20080067159 - Laser processing system and method for material processing: A laser processing system includes a laser source configured to transmit a laser beam. A hollow focusing device is configured to focus the laser beam to a work piece. A pressure source is coupled to the hollow focusing device and configured to feed a pressurized liquid through the hollow focusing... Agent: General Electric Company Global Research

20080067160 - Systems and methods for laser cutting of materials: A laser cutting system for cutting a material in a vacuum environment. The laser cutting system comprises a vacuum chamber adapted to house the material. The laser cutting system further comprises a vacuum system coupled to the vacuum chamber adapted to reduce the pressure inside the vacuum chamber below atmospheric... Agent: Duft Bornsen & Fishman, LLP

20080067161 - Device for transporting a welding wire: The invention relates to a device for transporting a welding wire (13), comprising at least one pair of rollers (55) consisting of drive roller (32) and a pressure roller (31) and a device (28) which is used to clamp a welding wire (13), in addition to a roller, in particular... Agent: William Collard Collard & Roe, P.C.

20080067162 - Heater unit and battery structure with heater: There are provided a heater unit and a battery structure with heater, which are capable of heating the battery structure appropriately and preventing a heater (part or whole of the heater) itself from excessively increasing in temperature. A first heater unit is provided with a first sheet heater, a first... Agent: Oliff & Berridge, PLC

20080067163 - Heated clothing for pets: A heated clothing item for a pet is provided that includes at least one heating element for heating the surface of the clothing contacting the pet wearing the clothing. The clothing can be heated evenly throughout the portions contacting the animal so that the animal is uniformly warmed. Alternatively, the... Agent: Perkins Coie LLP Patent-sea

20080067164 - Stand for holding soldering iron: A stand configured for holding a soldering iron therein includes a base, and a supporting member extending slantingly and upwardly from the base. A reservoir is defined in one end of the base for receiving solder therein. A sponge holder sponge holder is defined in another end of the base... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20080067165 - Carbon-deposit protection system for a sheathed-element glow plug having a gas conduit for pressure measurement: A sheathed-element glow plug for an internal combustion engine, made up substantially of a plug housing and a glow element disposed in the plug housing, having a gas conduit for measuring the combustion chamber pressure. A gas-permeable filter element, provided according to the present invention in the gas conduit, prevents... Agent: Kenyon & Kenyon LLP

20080067166 - Oven with convection air current and energy savings features: An oven for heating, cooking, or toasting a food product. The oven can comprise a conveyor for conveying the food product, and a parabolically shaped top surface with a plurality of reflectors connected thereto, to direct heat back toward the conveyor. The oven can also comprise a fan for circulating... Agent: Paul D. Greeley Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

20080067167 - Heating cooker with cooling device and method of controlling the same: Provided is a heating cooker which includes a body constituting an appearance thereof, an upper panel on which a cooking container is laid, a heater positioned under the upper panel to heat the cooking container laid on the upper panel, a fan housing liftably positioned at one side of the... Agent: Staas & Halsey LLP

20080067168 - Method and an apparatus for retrosealing of packaging containers: The present invention relates to a method and an apparatus for retrosealing, by means of induction sealing, an intersection zone (12) between two overlap joints (6, 11) in an at least partly formed packaging container (1) comprising a first and a second packaging part (2, 3). The first packaging part... Agent: Buchanan, Ingersoll & Rooney PC

20080067169 - Insulated packages for microwaveable foods: Various packages for heating a food item therein are disclosed.... Agent: Womble Carlyle Sandridge & Rice, PLLC

20080061039 - Apparatus and method for electroslag welding of rails: A method of welding two members together wherein welding material is melted in an electrically heated molten slag, and forms a pool of molten welding material beneath the molten slag. The end surfaces of the two members are in contact with the molten weld material and are melted to bond... Agent: OmikronIPLaw Group

20080061038 - Composite wire for electrical discharge machining: The invention relates to a wire (1) which comprises a copper or pinchbeck core (2) surrounded by a pinchbeck coating consisting of a continuous pinchbeck sub-layer (3) in phase β and a superficial layer (4) with a fractured pinchbeck structure in phase ? enabling the appearance of pinchbeck in phase... Agent: Ratnerprestia

20080061041 - Plasma treatment apparatus and plasma treatment method: A plasma treatment apparatus that can perform an excellent plasma treatment on a portion of a work which is to be used for producing products or parts, while preventing undesirable occurrence of discharge at that portion reliably is provided. The plasma treatment apparatus performs a plasma treatment on a plate-shaped... Agent: Workman Nydegger

20080061040 - Wearable autonomous material processing system: A portable plasma arc torch system can be used for processing materials. The system includes a replaceable or rechargeable power source and replaceable or rechargeable gas source. A controller communicates with at least one of the power source or the gas source. A plasma delivery device received via the controller... Agent: Proskauer Rose LLP

20080061042 - Laser beam machining system: A laser beam machining system including a chuck table for holding a work, and a laser beam irradiation unit for irradiating the work held on the chuck table with a laser beam, wherein the laser beam irradiation unit includes: a pulsed laser beam oscillator for oscillating a pulsed laser beam;... Agent: Greer, Burns & Crain

20080061043 - Scribing method for brittle material and scribing apparatus: In a scribing apparatus, an irradiated portion is irradiated with a laser beam having an irradiation energy distribution which is Gaussian distribution, and in the case where a line along which a material is divided is a center axis, the above described irradiation energy distribution has two peak portions which... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080061044 - Laser processing method and laser beam processing machine: moving a processing line formed on the workpiece to the application position of a laser beam, activating the focal spot changing means to make an elliptic focal spot and positioning the long axis of the elliptic spot along a linear portion of the processing line when the linear portion of... Agent: Smith, Gambrell & Russell

20080061048 - Power supply cooling apparatus and configuration: An improved system for cooling a power supply of a welding or plasma cutting system, and an improved configuration of a power supply. The system cools achieves the improvement in configuration and cooling by mounting electrical components to a circuit board and then to a heat sink. Electrical components are... Agent: Proskauer Rose LLP

20080061046 - Power supply cooling system: An improved cooling system for a power supply of a welding or plasma cutting system. The cooling systems includes a heat sink with a panel forming a plurality of enclosed channels. The cooling system also includes a passage defined by walls, and a passage in a heat sink between an... Agent: Proskauer Rose LLP

20080061047 - Power supply cooling system: An improved cooling system for a power supply of a welding or plasma cutting system. The cooling systems includes sections that are divided. One section contains electrical components and remains relatively clean, and does not receive an airflow from a fan. Another section does not contain electrical components and channels... Agent: Proskauer Rose LLP

20080061045 - Systems and methods for providing paralleling power sources for arc cutting and welding: Disclosed is a system for interdependent control of multiple power sources. The system includes at least first and second power sources for supplying power to an electrical load. At least first and second sensors are respectively coupled with outputs of the first and second power sources, such that the first... Agent: Alston & Bird LLP

20080061049 - Wireless system control and inventory monitoring for welding-type devices: A welding-type system is designed for wireless control and for inventory monitoring of welding consumables. The welding-type system includes a power source to produce a welding-type power, wherein the power source is operable in a plurality of operating modes. The welding-type system also includes a controller configured to set a... Agent: Ziolkowski Patent Solutions Group, Sc (itw)

20080061050 - Tungsten-copper welding tip: An arc-welding contact tip to be provided to a welding torch for establishing an electric connection with a consumable electrode fed to a welding zone through the contact tip during welding operations is disclosed. The contact tip includes a housing to be secured to the welding torch and defining an... Agent: Brouse Mcdowell Lpa

20080061051 - Method of heating and retaining heat in an internal combustion engine to improve fuel economy: A method improving fuel economy by the retention of heat in or heating a liquid cooled, internal combustion engine is provided wherein insulation, a heating member, or both are attached to the engine and used to reduce heat loss from the engine or keep the engine at an operating temperature.... Agent: Lynn J. Alstadt Buchanan Ingersoll & Rooney PC

20080061052 - Device for delivery of heat: The present invention relates to a device for delivering heat comprising at least one heat reservoir, and at least one electrical heating element for heating the at least one heat reservoir, wherein at least one of the at least one heat reservoir is a latent heat reservoir.... Agent: Dobrusin & Thennisch PC

20080061053 - System and method for electromagnetic pulse surface treatment: A system and method for electromagnetic surface treatment of a work piece has an electromagnetic pulse generator and an electromagnetic pulse tool. The work piece has a working surface. A current pulse generated by the electromagnetic pulse generator travels through the tool producing an electromagnetic pulse. The electromagnetic pulse interacts... Agent: Gallagher & Dawsey Co., L.p.a.

20080061054 - Heating apparatus: In order to prevent non-sheet passing portion temperature rise occurred in a non-sheet passing area of an electromagnetic induction heating member 1, leakage of magnetic flux is reduced by setting a Curie temperature of the heating member 1 to be smaller than an acceptable upper limit temperature and setting a... Agent: Fitzpatrick Cella Harper & Scinto

20080061055 - High frequency heating apparatus: A driving signal for driving a first semiconductor switching element (3) and a second semiconductor switching element (4) is transmitted to a driving control IC unit (14), and an input reference signal Ref is used to perform an input current fixed control. In this case, a variation amount of the... Agent: Pearne & Gordon LLP

20080061056 - Microwave assisted chemical synthesis instrument with controlled pressure release: An instrument is disclosed for carrying out controlled microwave assisted chemical processes, and that is particularly useful for handling relatively small samples. The instrument includes a microwave-transparent reaction vessel with an open mouth, a pressure-resistant seal on the mouth of the vessel, and a needle, portions of which penetrate the... Agent: Summa, Allan & Additon, P.A.

20080061057 - Method and apparatus for the contamination-free heating of gases: A method for the contamination-free heating of a highly pure gas to a temperature of from 300 to 1200° C. involves passing the highly pure gas at a pressure of from 0.1 to 10 bar abs. over a highly pure solid which does not contaminate the gas, the solid being... Agent: Brooks Kushman P.C.

20080053962 - Methods and devices for handling a work piece for a machining process: Automated gripping devices and methods for using the gripping devices for handling a work piece in a machining process, for example, an electrical discharge machining (EDM) process, are provided. The gripping devices include at least one movable plate have a jaw that cooperates with a stationary jaw to hold a... Agent: Heslin Rothenberg Farley & Mesiti PC

20080053963 - Wire electrode supply device for wire-cut electric discharge machine: A wire electrode supply device for a wire-cut electric discharge machine that prevents a wire electrode from departing from a wire traveling path using a simple configuration. A wire bobbin is driven in a reverse direction of a wire feed direction by a torque motor to apply tension to the... Agent: Staas & Halsey LLP

20080053967 - Portable stud welder: A portable weld stud system is disclosed. An embodiment of the system includes a housing with a power source, which may be four twelve-volt sealed lead-acid batteries with fifty-two amp-hours of capacity. The housing includes a user interface and a set of power terminals that are coupled to the power... Agent: Banner & Witcoff, Ltd.

20080053964 - Wire bonders and methods of wire-bonding: Wire bonders and methods of wire-bonding are disclosed herein. In one embodiment, a method includes attaching a wire to a terminal of a microelectronic component and generating an arc between a first electrode and a second electrode to sever the wire at a point at least proximate to the first... Agent: Perkins Coie LLP Patent-sea

20080053965 - Method of mixing shielding gases for welding: A method and apparatus of forming a shielding gas mixture at a worksite includes providing a first gas in a liquefied state; providing a second gas in a gaseous state; vaporizing the first gas to a gaseous state; and blending the first gas with the second gas to form the... Agent: Air Liquide Intellectual Property Dept.

20080053966 - Shielding gases for mag-welding of galvanized steel sheets and welding method using the same: A shielding gas for MAG welding wherein a carbon steel solid wire is used for lap fillet welding of a galvanized steel sheet; wherein the shielding gas is a mixed gas composition consisting of 8 to 15% by volume of oxygen, 20 to 30% by volume of carbon dioxide, and... Agent: Nixon & Vanderhye, PC

20080053968 - Device for controlling emission of a laser beam in a large laser cutter: A device for controlling the emission of a laser beam in a large laser-carving machine includes a portable controller formed with a switch, and a cable extending between the portable controller and a main unit of the large laser-carving machine. Furthermore, the cable electrically connects the switch with the main... Agent: Troxell Law Office PLLC

20080053969 - Laser irradiation apparatus, laser irradiation method, fabrication method for thin film semiconductor device and fabrication method for display apparatus: Disclosed herein is a laser irradiation apparatus, including: an optical system configured to form laser light of a linear cross section to be irradiated on an irradiation object; and a cutting member having a light blocking portion configured to block the laser light formed in the linear cross section by... Agent: Sonnenschein Nath & Rosenthal LLP

20080053970 - Soldering method and laser soldering apparatus: The present invention relates to a soldering method and the like comprising a structure for making it possible to solder microsize objects to each other. The soldering method is a method realizing the soldering by using a fiber laser apparatus capable of minutely adjusting the spot size of outputted laser... Agent: Mcdermott Will & Emery LLP

20080053971 - Via hole machining method: A via hole machining method for forming via holes, reaching bonding pads, in a wafer having a plurality of devices which are formed on a face side of a substrate and are provided with the bonding pads, by irradiation with a pulsed laser beam from a back side of the... Agent: Greer, Burns & Crain

20080053972 - Method and apparatus for processing brittle material: In a method for processing brittle material, a laser light from a laser light source irradiates the brittle material and transports an irradiating position of the laser light along a predetermined line, wherein the laser light L from a plurality of laser light sources 11, 12 . . . m1,... Agent: Rader Fishman & Grauer PLLC

20080053973 - Method and apparatus for laser machining: An exemplary method for laser machining is provided comprising: providing a workpiece, the workpiece including a predetermined machining region; loading the workpiece onto a laser machining station, the laser machining station being configured for providing an initial ambient temperature for the workpiece; heating the machining region of the workpiece up... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20080053974 - Laser machining method and laser machining apparatus: A laser machining method and a laser machining apparatus by which holes excelling in form accuracy can be machined efficiently are to be provided. A first cylindrical lens and/or a second cylindrical lens to correct any deformation of reflective face of a first mirror and/or a second mirror is arranged... Agent: Crowell & Moring LLP Intellectual Property Group

20080053976 - Automatic tool changer of laser beam machine: The invention provides a torch changer with a large capacity for a flying optics-type laser beam machine. A table 15 of the laser beam machine is fixed, and a laser beam working head 50 moves in three axial directions. A torch changing unit 300 is disposed on a setup station... Agent: Mark D. Saralino (general) Renner, Otto, Boisselle & Sklar, LLP

20080053975 - Laser hardening device: The invention provides a hardening device with a semiconductor laser oscillator. The laser hardening device 1 has a table 20 rotating around axis C on a bed 10. A hardening head 40 that moves along axis Z is attached to a column 30 moving along axis Y orthogonal to axis... Agent: Mark D. Saralino (general) Renner, Otto, Boisselle & Sklar, LLP

20080053977 - System for preventing processing defect in laser processing: The invention provides a laser processing system in which a heat density accumulated in a base material is computed based on nesting data in order to create an NC program for preventing processing defects. Upon cutting out works W1 through W9 from a base material B1, a nesting area N1... Agent: Mark D. Saralino (general) Renner, Otto, Boisselle & Sklar, LLP

20080053978 - Welder with positional heat control and method of using same: An electric arc welder for producing a weave pattern across a workpiece with a succession of individual weld short runs or bead, each of which has a center portion extending between two transversely spaced edges. The welder comprising a power source, a wire feeder to direct a welding wire through... Agent: Fay Sharpe / Lincoln

20080053979 - Hand warmer: In a hand warmer, a heat dissipating plate is thermally coupled to a heater that is supplied with current by a battery that is accommodated in a case. The battery is a box-shaped rechargeable battery of a box-shaped rechargeable lithium-ion battery or lithium-polymer battery that has flat surfaces opposed to... Agent: Wenderoth, Lind & Ponack, L.L.P.

20080053981 - Heat-transer-medium heating apparatus and vehicular air-conditioning: The invention provides a heat-transfer-medium heating apparatus using a PTC heater and a vehicular air-conditioning apparatus using such a heating apparatus, which have superior heat-conducting properties and ease of assembly, which can improve the heating capacity, and which can ensure sufficient electrical insulation. Included are a PTC heater having a... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080053980 - Heating assembly comprising a ptc element, in particular for a motor vehicle: The invention relates to a heating assembly (1) comprising at least one PCT element, in particular for a motor vehicle, said PCT element (2) being located between two contact sheets (3, 4), which are used to make electrical contact. According to the invention, the heating assembly (1) comprises a frame... Agent: Foley And Lardner LLP Suite 500

20080053982 - Hair straightening iron with ionic treatment: The hair straightening iron with ionic treatment consists of a pair of arms which articulate in one of their ends and that have, on the opposite end, a pair of plates or lever electrically heated. Said plates are coated with a ceramic crystal material; in one of said arms there... Agent: Hughes Hubbard & Reed LLP

20080053983 - Cook and hold system and method with ribbed tray: A cook and hold system having an oven, a food warmer and a metallic food tray. The metallic food tray is used in the oven to hold the food products during cooking and then is rapidly transferred to the food warmer for holding. The food warmer has doors that cover... Agent: Paul D. Greeley Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

20080053984 - Slow cooker: A cooking appliance for cooking a foodstuff over a period of time including a shell having a heating cavity and a heating element to heat the heating cavity. A container is removably positionable within the heating cavity and includes a food cavity for receiving the foodstuff. A temperature probe is... Agent: Panitch Schwarze Belisario & Nadel LLP

20080053986 - Apparatus and method for temperature cycling: Apparatus and method for inductive heating of a material located in a channel, to modify the state of the material between flowable and nonflowable states. An internal inductive heating assembly is disposed in the material in the channel, and a signal is supplied to the assembly to generate a magnetic... Agent: Rissman Jobse Hendricks & Oliverio, LLP

20080053985 - Inductive heating apparatus and method: Apparatus and method for inductive heating wherein an internal inductive heating assembly is provided within a bore of a solid article. The heating assembly includes an interior coil inductively coupled to a portion of the article adjacent the bore to inductively heat the article. The heating assembly lacks an internal... Agent: Rissman Jobse Hendricks & Oliverio, LLP

20080053987 - Microwave assisted chemical synthesis instrument with controlled pressure release: An instrument is disclosed for carrying out controlled microwave assisted chemical processes, and that is particularly useful for handling relatively small samples. The instrument includes a microwave-transparent reaction vessel with an open mouth, a pressure-resistant seal on the mouth of the vessel, and a needle, portions of which penetrate the... Agent: Summa, Allan & Additon, P.A.

20080053988 - Plasma generation apparatus and workpiece processing apparatus using the same: Disclosed is a plasma generation apparatus, which comprises a microwave generation section adapted to generate a microwave, a gas supply section adapted to supply a gas to be plasmatized, a plasma generation nozzle which is provided with an inner electrode adapted to receive the microwave and an outer electrode concentrically... Agent: Jordan And Hamburg LLP

20080053989 - Method and apparatus for microwave assisted high throughput high pressure chemical synthesis: A method and associated instrument are disclosed for increasing the sequential rate at which a series of microwave assisted chemical reactions that potentially generate high pressure can be carried out. The method includes the steps of opening a pressure-resistant valve on a microwave-transparent pressure-resistant vessel to define a unpressurized pathway... Agent: Summa, Allan & Additon, P.A.

20080053990 - Method for detecting a fire condition in a cooking chamber of a baking oven: A method for detecting a fire condition in a cooking chamber of a baking oven. The method includes measuring the oxygen concentration in the baking oven and also using an evaluation circuit of an electronic controller to determine the rate of change of the oxygen. The oxygen concentration and the... Agent: Darby & Darby P.C.