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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...
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7326139 |
Belt with integrated monitoring
A belt has at least two fiber strands which have synthetic fiber threads twisted in themselves and are designed for acceptance of force in longitudinal direction. The strands are arranged at a...
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6911632 |
Method for controlling the position of a foil strip edges
A method for controlling the edges ( 7, 7 ′) of a foil strip guided in a shaping funnel of a device producing tubular bodies from the foil strip by an overlapping weld seam using a guide wedge,...
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6849838 |
Heating device using electromagnetic induction and fuser
A short ring is provided outside a support frame. In the short ring, eddy current is generated in such a direction as to cancel apart of a magnetic flux developed from the exciting coil when it is...
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6799712 |
Conveyor oven profiling system
A system is disclosed for determining optimal process settings for a conveyor oven, such as a reflow oven used to reflow solder paste on a PCB assembly. According to a disclosed embodiment, an...
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6620374 |
Induction heat-treating of threaded fasteners with a rotary conveyor
A system and method for inductively heating and then quench hardening a portion of a workpiece, such as a several threads of a screw or bolt are disclosed. The system includes a conveyor system...
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6486664 |
Magnetic field exposure sensor and analysis system
A compact magnetic field exposure sensor and analysis system suitable for use in the calibration of induction heating processes such as foil cap sealing or the heat treatment of metals. The compact...
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6359267 |
Induction heating system
An induction heating system that can be used to braze metals and that overcomes many of the disadvantages of conventional brazing systems. The induction heating system improves quality and lowers...
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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...
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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...
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6160247 |
Induction hardening apparatus for a crankshaft
An induction hardening apparatus for inductively heating and quench hardening a crankshaft includes an arrangement of two workstations similarly configured and a robotic device indexing the...
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6114675 |
Alloying system and heating control device for high grade galvanized steel sheet
An alloying system for a galvanized steel sheet, using an induction heating coil, wherein the temperature of the steel sheet in an induction heating furnace is measured based on the impedance of a...
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6069348 |
Method and apparatus for inductively heating non-circular workpieces
Apparatus for inductively heating and hardening diesel cam shaft lobes includes a table supporting an inductor for radial displacement relative to the lobe of a workpiece to be hardened and a...
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5739506 |
Coil position adjustment system in induction heating assembly for metal strip
An adjustable width transverse flux heating apparatus for induction heating in the moving workpiece includes first and second elements disposed in the common plane to form an inductive coil. The...
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5529703 |
Induction dryer and magnetic separator
Apparatus for inductively heating metal can lids operates at medium frequency, with a many-turn induction coil wrapped partly or entirely around the can closures. No focusing cores are required,...
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5370172 |
Safety device for mobile modules which inductively heat or reheat metallurgical products
Mobile modules for electromagnetic-induction heating or reheating a flat metallurgical product on the move, wherein each of the said modules is mounted so as to move on a track perpendicular to the...
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5237143 |
Process and installation of on-track neutralization of the rails of a railway with high-frequency heating
The process for on-track neutralization of the rails of a railway consists in causing to move past continuously along the rails (R2) at least one heating element (12), measuring continuously the...
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5159166 |
Drawroll unit
The drawroll unit has a heatable galette in which the shaft of the gallette is mounted in bearings which, in turn, are mounted via vibration damping devices in a stationary housing. The vibration...
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5134264 |
Device for the inductive heating of the inside of cylinder liners of reciprocating-piston engines for the purpose of hardening
A device for induction heating of the inside of cylinder liners of reciprocating-piston engines to a transformation temperature, for the purpose of hardening. An inductor head is equipper with an...
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4996402 |
Method and apparatus for continuously melting material by induction heating
A method of continuously melting a material comprises the steps of depositing carbon in a crucible furnace provided with a melt outlet and an inlet in an upper portion thereof, heating the carbon...
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4870239 |
Induction heater for drums
An induction heater (1) includes a substantially cylindrical jacket adapted to be placed around an article which is to be induction heated, an induction coil (5) arranged within the jacket, and...
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4866230 |
Method of and apparatus for controlling floating zone of semiconductor rod
In a method of controlling a floating zone of a semiconductor rod of the present invention shown in FIG. 1, the diameter D s at a crystallization boundary of a crystal and the axial length of the...
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4857689 |
Rapid thermal furnace for semiconductor processing
A semiconductor wafer processing furnace includes an elongated processing chamber enclosing a first zone and a second zone extending along a first reference axis, and a wafer support assembly...
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4775773 |
Method and apparatus for controlling thickness of a web in a calendering nip
Method and apparatus for controlling the thickness profile of a web passing through a calendering nip formed by two rolls, in which a variable magnetic flux is directed onto an outer surface on one...
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4728761 |
Method and apparatus for hardening axially spaced cams on a camshaft
Method and apparatus for inductively heating and quench hardening axially spaced cams on a steel camshaft having a longitudinally extending rotational axis concentric with a plurality of axially...
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4695712 |
Flexible autoregulating heater with a latching mechanism
A flexible autoregulating heater with a latching mechanism to form the strap that may be applied about work to be heated, the strap holding the work during the heating and subsequent cooling cycle....
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4683361 |
Brazing apparatus having a dual function heating and eddy current probe coil
A brazing apparatus and process which utilizes a dual function heating and eddy current probe coil is disclosed herein. The apparatus generally includes a radiant heater assembly having a coil...
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4659892 |
Valve seat induction heating apparatus
An induction heating apparatus for inductively heating the valve seats of a family of engine component designs includes a plurality of rotatably mounted inductors which are selectively indexed and...
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4632366 |
Line travel normalizer
A normalizer for linear welds in continuous pipes, to travel along the side a pipeline during operation. The normalizer comprises an induction heater supported on a mounting assembly. A power...
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4596208 |
CVD reaction chamber
An improved reaction chamber for CVD is disclosed that combines the advantageous features of the known horizontal and vertical designs while minimizing their respective short comings. The improved...
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4577081 |
Heating nonmagnetic metal workpieces
Method and apparatus for heating a billet of nonmagnetic metal material to forging temperature by first preheating the billet in a high efficiency slot-type electric radiant heat furnace to a...
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4501942 |
Method and apparatus for uniform induction heating of an elongated workpiece
Method and apparatus for uniformly heating a workpiece such as a sucker rod or the like having a uniform cross-section over a major portion of its length and an enlargement adjacent each end...
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4484048 |
Process and apparatus for the homogeneous, electromagnetic induction heating with transverse flux of conducting and non-magnetic flat products
A process and apparatus for inductive heating of flat, thin, conductive, nonmagnetic products of variable dimensions. A plurality of currents are inductively generated in the product in such a way...
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4468549 |
Induction heater arrangement for forging bar stock
An induction heating arrangement for heating an end length of a forging bar following the cut-off therefrom of a previously heated and forged end length is arranged to heat the end length to a...
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4433226 |
Method and apparatus for induction heating of an elongated workpiece
A method for uniformly heating a workpiece such as a sucker rod or the like having a uniform cross-section over a major portion of its length and an enlargement adjacent each end thereof. A...
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4420667 |
Induction heating method and apparatus for elongated workpieces
Elongated workpieces having an extended intermediate portion of substantially uniform cross-section and axially spaced end or other portions of enlarged cross-section are inductively heated to a...
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4384514 |
Nip control method and apparatus
This invention provides a method and an apparatus for use in controlling a nip through which material is passed. The apparatus comprises at least one means for generating a magnetic field and means...
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4352969 |
Inductively heated rotary retort heat treating furnace
Workpieces are heat treated as they are advanced through and tumbled within a rotary retort. The retort is heated by electrical current which is inductively induced by coils disposed in surrounding...
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4307276 |
Induction heating method for metal products
A method of heating a long metal product to a desired temperature by an induction heating coil while continuously moving the long metal product longitudinally. The long metal product thus heated...
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4268737 |
Cordless inductive flat iron apparatus
An apparatus in which a cordless flat iron is energized by a one or more high-frequency oscillators subjacent the normally horizontal work supporting surface of an associated ironing board. The...
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4181845 |
Apparatus for tempering the weld between a tool joint connector and a drill pipe tube
An alloy steel tool joint connector is friction welded to one end of a seamless steel drill pipe tube. The weld area cools in the air as the pipe moves to a first tempering station. The weld area...
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4158758 |
Method and apparatus for heat treatment of metal member
In continuous induction heat treatment of an elongated metal member, additional local induction heating is applied to an end portion or portions of the metal member, thereby to obtain uniform...
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4122321 |
Induction heating furnace
An apparatus for heating an elongated workpiece having an elongated axis and moving along a heating path in a selected linear direction, the path having opposite sides defining a workpiece passage...
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4117293 |
Method for conveying a row of forging ingots through an inductive heating apparatus
An inductive heating apparatus for forging ingots which are pushed in a row through the apparatus for thoroughly heating them and subsequent transport includes a friction disc type of drive...
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4032389 |
Apparatus for automatically controlling crystal growth
Automatic control of the growth from the melt of a crystal in the Czochralski technique by weighing the crystal, comparing the weight with its expected value in a comparator and using the...
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3935416 |
Inductor-workpiece position detector
A desirable relative positional relationship between an inductor and a workpiece to be heated is detected by an electrical circuit which is closed upon relative movement of the inductor and...
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3854707 |
APPARATUS FOR INDUCTIVELY HEATING AND QUENCH HARDENING SURFACES ON A CRANKSHAFT
An apparatus and method for inductively heating and quench hardening bearing surfaces on a crankshaft having a central axis, the apparatus comprises a shuttle extending along a given longitudinal...
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3806690 |
CASE HARDENING ARRANGEMENT UTILIZING HIGH Q TUNED CIRCUIT
Heating pulses are applied to body to be case hardened through a heating inductor coupled to a high Q tuned circuit through a low resistance, low inductance coupling loop. Tuned circuit is pulsed...
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3757074 |
SYSTEM FOR CONTROLLING RELATIVE DISPLACEMENT BETWEEN WORKPIECES AND AN INDUCTOR
A system is disclosed for controlling the intermittent feeding of workpieces in magnetically coupled relationship with respect to an induction heating coil. A pusher mechanism is provided and is...
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3757072 |
INDUCTION HEATING APPARATUS AND METHOD
A desirable relative relationship between an inductor and a workpiece surface is measured by directing an air jet toward the workpiece surface from an outlet of an air delivery means stationarily...
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