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7573007 Power supply, image forming apparatus, and electric current supply method  
This invention provides a power supply which supplies an AC electric current to the coil of a heating unit employing the electromagnetic induced heating method via a connector connecting a...
7569800 Method and apparatus for rapid thermal processing and bonding of materials using RF and microwaves  
A method and apparatus for rapid and selective heating of materials using variable frequency RF and microwaves. The apparatus uses variable frequency solid state electronics as a microwave power...
7446287 Induction heating cooker with buoyancy reducing plate  
An induction heating cooker has a top plate, a heating coil, an inverter circuit, a pot type discriminator, a non-magnetic-metal buoyancy reducing plate having a high electrical conductivity, an...
7423244 Heating device for a planar heater with induction heating elements  
A heater for a hob or cooktop having a glass ceramic surface is disclosed, whereby a number of individual modules with induction coils are provided with converters and a converter control for each...
7368688 Apparatus and method for sensing load of electric cooker  
A heater unit is provided, the heater unit equipped with an induction heating coil and an electric heater selectively operated based on kind and state of a load of a cooking vessel placed on the...
7365290 Method and device for thin plate article induction heating, and thin plate article  
A reduction of the unevenness of a temperature increase at the end of heating work can be achieved without specific equipment, and with securing the shortening of the working time, which is an...
7355150 Food preparation system with inductive power  
A food preparation system includes a non-contact power supply for energizing a cooking appliance. The food preparation system includes a communication system for enabling communication between a...
7265325 Cap sealer with a graduated power display  
An induction foil cap sealer which includes a visual display device that shows power consumption in a bar graph format.
7238924 Magnetic flux image heating apparatus with control of movement of magnetic flux shield  
An image heating apparatus includes a heating rotatable member for heating an image on a recording material in a heating nip; a magnetic flux generator for generating a magnetic flux for induction...
7205514 Heating apparatus with movable magnetic flux adjusting means  
An image heating apparatus has a magnetic flux generator for generating a magnetic flux; a heat generation member for generating heat by the magnetic flux generator; a magnetic flux adjustor for...
7176424 Induction heating cooking apparatus and method for operating the same  
An induction-heating cooking apparatus and a method for operating the same are disclosed. Upon receiving a low-voltage signal in a high-output level state, the apparatus controls an output signal...
7170037 Indentification system for insert elements for tempering foods accommodated in containers  
The invention relates to an identification system for insert elements for tempering food accommodated in containers. Advantageously, the invention can be used in particular for short-term, economic...
7157674 Induction heater with controlled current to heating coil  
A detector is operable to detect a displacement of a load by an ascending force based on a period of time from a time a heating output of an inverter drops from a predetermined level to a first...
7151242 Induction heating system and method  
An excitation system for heating food, water, or both in airplanes uses induction heating. The system includes at least one load circuit including an inductor that is excited with a load circuit AC...
7115843 High-frequency pulse oscillator  
The present invention generally relates to a high-frequency pulse oscillator, and more particularly to a high-frequency pulse oscillator adapted to provide pulse currents having a high frequency...
7075044 Induction heating cooking apparatus, operation of which is interrupted by container eccentricity  
An induction-heating cooking apparatus, operation of which is interrupted by container eccentricity is disclosed. Upon receiving an input signal varying with the degree of eccentricity of a...
7026585 Method for monitoring the performance of a magnetic pulse forming or welding process  
The performance of a magnetic pulse forming or welding process is monitored by positioning a deformation member relative to an inductor coil of the apparatus, then energizing the inductor coil to...
7009159 Induction heating apparatus having electrostatic shielding member  
An induction heating apparatus with high safety is provided in which leakage current is prevented from flowing to the human body and there is no possibility of an electric shock even when an...
6940054 Production/injection line and methods relating to same  
A production/injection line including a production/injection tube and heating apparatus for heating of the production/injection tube. The line also includes insulation and heat conductive material...
6828530 Apparatus for marking the operation of an induction coil by illumination  
An illuminating apparatus for an induction coil of an induction cooking field is in the form of a ⅓ circular ring segment and carries conducting tracks, which form turns of a coil, which is...
6812440 Induction heating device  
An induction heating device prevents an object to be heated from being displaced and buoyed from a mounting surface due to an mutual action of repulsive forces between the object to be heated and...
6806447 Spatula induction heating apparatus  
A spatula heating apparatus with excellent usability which overcomes drawbacks inherent to conventional gas burner type and electro-thermal type apparatuses. A spatula heating apparatus for heating...
6794622 Device and method for removal of rust and paint  
A method and a device for the removal of rust and paint from a metal surface, wherein induction heat is used for heating the metal surface. The device includes an electrical power supply coupled to...
6770857 Induction heating apparatus  
An induction heating apparatus can heat aluminum pot etc. with pot vibration noise being suppressed. During a turn-on time of second switching device 57 , an energy is accumulated at choke coil ...
6737617 Methods and apparatus for a signal distortion based detection system  
Methods and Apparatus for detecting the presence of a conductor near an inductive coupling loop are disclosed. The method includes supplying an excitation to the coupling loop, measuring the signal...
6730894 Resonant frequency tracking system and method for use in a radio frequency (RF) power supply  
An RF power supply that is capable of tracking rapid changes in the resonant frequency of a load and capable of quickly responding to varying load conditions so as to deliver the desired amount of...
6670590 Eddy current/hysteretic heater apparatus  
The method and apparatus are for use in automotive vehicle repair, both mechanical and body. The apparatus includes at least an eddy current/hysteretic circuit and at least one applicator...
6630650 Induction heating and control system and method with high reliability and advanced performance features  
An induction heating and control system and method have enhanced reliability and advanced performance features for use with induction cooking devices, such as induction heating ranges. Enhanced...
6566636 Closed loop control of the induction heating process using miniature magnetic sensors  
A method and system for providing real-time, closed-loop control of the induction hardening process. A miniature magnetic sensor located near the outer surface of the workpiece measures changes in...
6531689 Fixing device using an inverter circuit for induction heating  
A fixing device for an image forming apparatus includes an inverter circuit for induction heating. In the inverter circuit, a main switch Q 1 drives one end of a work coil L 1 whose other end is...
6528770 Induction cooking hob with induction heaters having power supplied by generators  
The invention concerns an induction cooking hob with multiple inductors fed at the same frequency or multiples of a common fundamental frequency to avoid beat frequencies. Separate generators are...
6521874 RF power supply  
An RF power supply that is capable of tracking rapid changes in the resonant frequency of a load and capable of quickly responding to varying load conditions so as to deliver the desired amount of...
6498327 Method for inductive heating and monitoring  
A method for transverse flux induction heating using a heating machine including an iron core, that essentially has a U-shape with an opening facing downwards. The legs lie in contact with...
6455825 Use of miniature magnetic sensors for real-time control of the induction heating process  
A method of monitoring the process of induction heating a workpiece. A miniature magnetic sensor located near the outer surface of the workpiece measures changes in the surface magnetic field...
6437302 Interruptible variable frequency power supply and load matching circuit, and method of design  
A load matching circuit is disclosed for use with a frequency controlled power supply. The load matching circuit includes an input connectable to the frequency controlled power supply and an output...
6437301 Induction heating roller apparatus  
In an induction heating roller apparatus of the present invention, Rolling bearings 10 and a sliding bearings 14 are provided between drive shafts 2 of a roller body 1 and a support rod 9...
6359269 Heating device, image forming apparatus, and electric-power control method  
A heating device for heating a material to be heated according to a magnetic-induction heating method includes a magnetic-field generator for generating a magnetic field, an...
6320169 Method and apparatus for magnetic induction heating using radio frequency identification of object to be heated  
A temperature-regulating induction heating system is provided which comprises an induction heater (20) having apparatus (36, 38, 40) for receiving RFID transmissions and an induction heatable...
6316755 Method and apparatus for producing power for an induction heating system  
An induction heating power supply is disclosed. It includes a power circuit having at least one switch and a power output. The output circuit includes an induction head. The output circuit is...
6316753 Induction heating, temperature self-regulating  
Temperature self-regulating food delivery systems are provided having a magnetic induction heater (32, 126) and an associated food container (76, 124) equipped with an essentially permanent...
6281483 Rice cooker  
A compact rice cooker with excellent rice cooking performance while preventing boiling-over is presented. This rice cooker includes a main body 31, a lid for covering the top of the main body, an...
6271508 System and method for providing RF power to a load  
An RF power supply that is capable of tracking rapid changes in the resonant frequency of a load and capable of quickly responding to varying load conditions so as to deliver the desired amount of...
6229127 Portable induction heater  
An induction heater having an induction coil (26) for heating a metallic substance (4) hidden by a membrane (2), the metallic substance being coated with a heat activated adhesive on its side...
6229124 Inductive self-soldering printed circuit board  
A new apparatus for inductively soldering surface-mount, straddle-mount and through-hole type electronic components into a self-soldering PCB (printed circuit board) in an automated fashion...
6177659 Rice cooker having rice gruel detector  
A compact rice cooker with excellent rice cooking performance while preventing boiling-over is presented. This rice cooker comprises a main body, a lid for covering the top of the main body, an...
6163019 Resonant frequency induction furnace system using capacitive voltage division  
An induction furnace having a voltage source series inverter, a load circuit having a combination of an induction coil and a resonating capacitor bank, and control circuitry to phase lock the...
6153863 Induction heating apparatus  
An induction heating or cooking apparatus comprises an inductive heating coil (L), means (CT) for sensing the current I s of an AC supply applied to the heating coil (L), means (VR) for selecting...
6043471 Multiple head inductive heating system  
A system and method for inductively heating a workpiece includes a controller and a plurality of power supplies that receive and send signals to the controller. Induction heads receive power from...
6043470 Energy converter for electromagnetic induction heating units for foodstuffs  
For use in the heating of foodstuffs by induction, use is made of an energy converter between energy taken from the mains supply via a rectifier and a high frequency oscillation. Such a converter...
6037576 Apparatus and method for detecting a condition in an inductive heating device  
An induction heating fixing device is disclosed which is provided with a conducting sleeve, a coil for causing the sleeve to generate an induced current, and a high-frequency power source for...
Matches 1 - 50 out of 180 1 2 3 4 >