Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7414226 | Movable heating method and system having fixed heating source for brazing stator bars A method to heat a stator bar and clip assembly in a brazing chamber including: placing the stator bar and clip assembly in the brazing chamber, wherein the assembly is seated in a heating coil; positioning a conductive mass between a press and the stator bar and cl... | 08/19/2008 |
| 7378622 | 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... | 05/27/2008 |
| 7272967 | Thermal control extrusion press container A subliner for use in a metal extrusion press, the subliner comprising an elongate annular body having an outer surface dimensioned for placement within an outer mantle, and an inner surface dimensioned to receive an inner liner. The subliner further comprises at le... | 09/25/2007 |
| 7263757 | Electromagnetic trimming, flanging and hemming apparatus and method Electromagnetic (EMF) trimming, flanging and hemming steps are performed at a single workstation in a combined fixture designed to form a hemmed panel assembly, such as a vehicle closure panel. Two or more formed sheets, outer and inner panels, are positioned togeth... | 09/04/2007 |
| 7238018 | Method and apparatus for heating plastic extruding die A coil surrounding only the tip of nozzles of a plastic extruding die is provided. By passing a high frequency current through the coil to selectively heat only the tip of the nozzles. Further, in a plastic extruding die in which a high frequency current is passed t... | 07/03/2007 |
| 7211773 | Conveyance and forming apparatus A conveyance apparatus comprises a transformer having a core, a primary coil connected to an alternate power source and a secondary coil connected to an output coil, a holding section including a conductive member for heating fluid by high frequency induction heatin... | 05/01/2007 |
| 7170038 | Molding compounds for use in induction heating applications and heating elements molded from these compounds The invention provides molding compounds that are particularly suitable to be molded into an article such as a heating element that will conduct heat and not burn when an electric current is passed through the article. These compounds are generally liquid thermosett... | 01/30/2007 |
| 7168160 | Method for mounting and heating a plurality of microelectronic components A method for heat-treating a plurality of microelectronic structures attached to a non-metallic substrate is disclosed. The method comprises the steps of: (a) placing the non-metallic substrate and the plurality of microelectronic structures in an oscillating electr... | 01/30/2007 |
| 7126096 | Resistance welding of thermoplastics in aerospace structure Rib and spar webs are joined in a composite wingbox to eliminate fasteners by welding the webs along bondlines defined by overlapping sections of the webs. Heat to produce the weld is generally achieved resistively by connecting a multistrip susceptor positioned alo... | 10/24/2006 |
| 7087869 | Transverse induction heating apparatus In a transverse induction heating apparatus in which a material to be rolled is heated by inductors to which electric power is supplied from an AC power source, iron core widths of the inductors in a plate width direction of the material to be rolled are smaller tha... | 08/08/2006 |
| 7086266 | Method of producing tapered or pointed cannula A method of producing a tubular device is provided. The method comprises providing a tubular stock having an axial passage, heating the tubular stock at a first heating location to form a softened section, the softened section separating a workpiece portion of the t... | 08/08/2006 |
| 7076987 | Method of producing tapered or pointed cannula A method of producing a tubular device is provided. The method comprises providing a tubular stock having an axial passage, heating the tubular stock at a first heating location to form a softened section, the softened section separating a workpiece portion of the t... | 07/18/2006 |
| 7049548 | System and method for processing a preform vacuum vessel to produce a structural assembly A system and method for processing a preform in a vacuum vessel to produce a structural assembly are provided. The system includes a heated die set defining a cavity in which the preform can be formed, bonded, or otherwise processed. The die set is disposed in a cav... | 05/23/2006 |
| 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 exert a force thereon. The deformation member can be a plastically def... | 04/11/2006 |
| 7010950 | Suspension component having localized material strengthening A suspension component for an automobile, such as a stabilizer bar, is provided and includes at least one localized portion having a strengthened outer surface. The localized portion is positioned at a location of highest stress along the suspension component. A met... | 03/14/2006 |
| 6938333 | Method of manufacturing a metal-ceramic circuit board A metal-ceramic circuit board is characterized by being constituted by bonding on a base plate of aluminum or aluminum alloy at least one of ceramic substrate boards having a conductive metal member for an electronic circuit. A method of manufacturing a metal-cerami... | 09/06/2005 |
| 6906300 | Consolidation device and method An apparatus and method for consolidating a composite workpiece are provided. The apparatus includes an electromagnetic field generator for inducing a current and thereby heating a susceptor in thermal communication with the workpiece. The workpiece is supported by ... | 06/14/2005 |
| 6863585 | Method of bonding by anodic bonding for field emission display A method of bonding spacers to an anode plate of a field emission display. An anode plate having separate phosphor regions is provided, wherein a black matrix material is provided to separate the phosphor regions from one another. A magnetic layer is formed on the b... | 03/08/2005 |
| 6498324 | Induction heating device for rolling roller and method of induction heating An induction heating device is disclosed for heating a rolling roller by induction heating so as to equalize the diameter of the rolling roller. The device includes an induction heater and a means for moving the induction heater to a portion of the roller... | 12/24/2002 |
| 6456957 | Method and system for determining heating point and heating line in bending of steel plate A method for determining a heating line for bending a steel plate includes the steps of: placing a virtual pattern on a virtual plate; rolling the plate along a frame line from a reference position to contact the plate at two points on the plate; rolling ... | 09/24/2002 |
| 6407552 | Testing of bimetallic actuators with radio frequency induction heating A test apparatus to determine the trip setting of a bimetallic element of a thermal tripping mechanism of the circuit breaker. The apparatus comprising a conveyance configured to receive and move the circuit breaker. A radio frequency induction heater pos... | 06/18/2002 |
| 6385556 | Method and system for determining heating point and heating line in bending of steel plate A method and a system for determining a heating point and a heating line in steel plate bending place a virtual wooden pattern on a virtual steel plate; roll the wooden pattern or steel plate along a frame line from a reference position to contact the woo... | 05/07/2002 |
| 6384388 | Method of enhancing the bending process of a stabilizer bar A method of enhancing the bending process of a stabilizer bar by locally pre-heating the stabilizer bar immediately prior to formation. By pre-heating the stabilizer bar, the stress in the stabilizer bar is relieved at the bending areas. This allows large... | 05/07/2002 |
| 6298310 | Method and system for determining heating point and heating line in bending of steel plate A method and a system for determining a heating point and a heating line in steel plate bending place a virtual wooden pattern on a virtual steel plate; roll the wooden pattern or steel plate along a frame line from a reference position to contact the woo... | 10/02/2001 |
| 6097012 | Induction-heating bender Disclosed is an improved induction-heating bender comprising: conveyor means for feeding a workpiece to be bent; a pivot arm having a gripper rotatably fixed at its free end for gripping the workpiece, permitting the gripper to be set at a selected angle ... | 08/01/2000 |
| 6077475 | Arrangement and process for the inductive hardening of profiled camshafts In a device for inductive hardening of profiled camshafts (especially those having valve cams and zero cams) during a hardening operation, the camshaft is surrounded by an inductor and is heated by means of a magnetic field emanating from the inductor. Th... | 06/20/2000 |
| 6002118 | Automatic plate bending system using high frequency induction heating An automatic plate bending system using high frequency induction heating has many universal poles for bearing a steel plate, a member to be heated, by supporting it from below, the height positions of front end portions of the universal poles themselves b... | 12/14/1999 |
| 5996219 | Method for embedding electric or optical components in high-temperature metals This invention relates to a method of embedding electric components or optical components, such as sensors, in a high-temperature metal and the embedded products produced by the method. In the preferred embodiment the components are embedded on a substrat... | 12/07/1999 |
| 5990464 | Method for producing hot rolled steel sheet using induction heating and apparatus therefor A method and hot rolling apparatus for producing a hot rolled steel sheet include a roughing rolling mill to roughing roll a heated slab into a sheet bar, at least one solenoid-type induction heater arranged for re-heating the sheet bar over its entire wi... | 11/23/1999 |
| 5753894 | Hot rolling method for continuously joining metal blocks and an apparatus for the same The invention comprises a continuous hot rolling method in which a rear end portion of a preceding metal block and a fore end portion of a succeeding metal block are cut and the metal blocks are joined to each other by heating and pressing followed by a f... | 05/19/1998 |
| 5710411 | Induction heating in a hot reversing mill for isothermally rolling strip product The present invention provides a hot reversing rolling mill for isothermally reducing a metal strip product. The mill includes a hot reversing mill stand with a pair of coilers positioned on opposite sides of the mill stand. At least one heater is positio... | 01/20/1998 |
| 5571436 | Induction heating of composite materials Apparatus and method for superplastic forming. The workpiece is held between a pair of dies that are electrically and thermally nonconductive, and is heated inductively by a coil embedded within the dies. The dies are formed of a material that is substant... | 11/05/1996 |
| 5530228 | Process for consolidation of composite materials A process for consolidating a composite material comprising the steps of forming a workpiece including a matrix interspersed with fibers, supporting the workpiece by an electrically conductive support, inductively heating the support and thereby conductiv... | 06/25/1996 |
| 5412185 | Induction heating of polymer matrix composites in an autoclave Induction heating is utilized to heat polymer matrix composites containing electrically conductive fibers. This is accomplished with an apparatus having a mandrel for supporting a composite workpiece and a helical induction coil disposed around the mandre... | 05/02/1995 |
| 5410132 | Superplastic forming using induction heating Apparatus and method for superplastic forming. The workpiece is held between a pair of dies that are electrically and thermally nonconductive, and is heated inductively by a coil embedded within the dies.... | 04/25/1995 |
| 5403540 | Heating of formed metal structure by induction A method is presented for uniformly heating plastically deformable material, which comprises particles of electrically conducting matter. This method comprises inducing an electric current, or causing hysteresis loss within such material, by using electro... | 04/04/1995 |
| 5401938 | Rotary drop former with electrical inductive heater A drop former includes an outer rotary steel body having circumferentially spaced openings which successively reach a lower discharge position to enable viscous material to drop onto a cooling conveyor from within the outer body. An inner steel body, whic... | 03/28/1995 |
| 5313815 | Apparatus and method for producing shaped metal parts using continuous heating Shaped metal parts are produced on a continuous basis from a semi-solid metal perform. A plurality of free-standing metal slugs are sequentially heated within an arcuate path defined by a pair of concentrically-positioned solenoid coils to a semi-solid st... | 05/24/1994 |
| 5229562 | Process for consolidation of composite materials A process for consolidating a composite material comprising the steps of forming a workpiece including a matrix interspersed with fibers, supporting the workpiece by an electrically conductive support, inductively heating the support and thereby conductiv... | 07/20/1993 |
| 5218178 | Method of and apparatus for internal heating of solid bodies using electromagnetic induction Method and apparatus for internally heating solid bodies using electromagnetic induction. The method comprises generating an electromagnetic induction field and causing it to induce the flow of an electric current in a preselected portion of a solid body ... | 06/08/1993 |
