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| Number | Title | Issue Date |
| 7390995 | Image forming apparatus, fixing device and image heater having an adjustable exciting member An image forming apparatus includes a fixing device which fixes a toner image on a recording medium. The fixing device includes a heating device. The heating device includes a heat-generating member, an exciting member, and a changing device. The heat-generating mem... | 06/24/2008 |
| 7337644 | Assembled workstation A workstation has a base, a conveying device, a driving assembly and a working device. The base is composed of multiple supporting frames. The conveying device is mounted on the base and has a rail, a moving base, a motor, a pushing rod and two rotating rods. The ro... | 03/04/2008 |
| 7271371 | Magnetic flux image heating apparatus with shaped heat rotation member A fixation apparatus having a good fixability in its longitudinal direction and an image forming apparatus are provided. The fixation apparatus includes an electromagnetic induction heating member which is a hollow rotation member, and a magnetic flux generation mem... | 09/18/2007 |
| 6940056 | Induction heat treatment method and coil and article treated thereby A method of induction heat treatment of articles having curved outer surfaces, such as differential housings. The method employs a semi-rectangular induction coil that is adapted to provide a plurality of lateral magnetic fields that are used to induce currents in, ... | 09/06/2005 |
| 6903317 | Induction heating system having eccentric locator An induction heating system and method of using the same are described. The system includes a locator system that eccentrically positions the central axis of the internal central void of the work piece with respect to the central axis of the locator system. The loca... | 06/07/2005 |
| 6867396 | Apparatus for inductive heating of a tool holder An apparatus for inductively heating a sleeve section, having a central holding opening for a shank of a rotary tool, of a tool holder that holds the shank in the holding opening in a press fit and releases it upon heating. The apparatus includes an induction coil a... | 03/15/2005 |
| 6734401 | Enhanced sample processing devices, systems and methods Devices, systems, and methods for processing sample materials. The sample materials may be located in a plurality of process chambers in the device, which is rotated during heating of the sample materials. ... | 05/11/2004 |
| 6680466 | Shrinkage device for tools, especially for hard metal tools A shrinkage device for rapidly shrinking and outshrinking tools, especially hard metal tools, in so-called shrinkage tension chucks using an induction heating coil, wherein a plurality of shrinkage chucks of paramagnetic or ferromagnetic materials can be ... | 01/20/2004 |
| 6638379 | Method and device for hardening bearing surfaces of crankshafts This invention relates to a procedure for hardening the bearing surfaces (H1,H2,H3,H4) of a shaft or axle, in particular a crankshaft (2) or camshaft, in which the bearing surfaces (H1-H4) to be hardened are hardened sequentially with the shaft or axle tu... | 10/28/2003 |
| 6555800 | Process and apparatus for the induction hardening of crankshafts In a process for the induction hardening of crankshafts with at least one connecting-rod pin and with at least two main bearings, in particular for the hardening of the at least one connecting-rod pin, by means of a contactlessly operating inductor, the c... | 04/29/2003 |
| 6514455 | Heating apparatus of a workpiece of distorted shape, and a quenching apparatus for simultaneous operation of multiple cams and a quenching method for the same Rotation of a plate cam arranged at almost the center position of a semi-open coil is performed by a motor, and induction heating of the periphery of the plate cam is performed by the semi-open coil during the rotation. The process results in uniform heat... | 02/04/2003 |
| 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. When a trouble occurs in the rolling bearings 10, a rotational tor... | 08/20/2002 |
| 6274857 | Induction heat treatment of complex-shaped workpieces A multi-station induction heat treatment system is used for heat treating metal workpieces that have multiple generally cylindrical components whose axes are parallel to and offset from a common workpiece axis. The heat treatment system includes heat trea... | 08/14/2001 |
| 6246036 | Induction heating fusing device The object of the present invention is to provide an induction heating fusing device in which the rotary heating member, such as a fusing roller or fusing belt, may be easily replaced. In order to attain this objective, the induction heating fusing device... | 06/12/2001 |
| 6177662 | Inductive heating method and apparatus A method and apparatus (10) for the heating of convective material contained within the lumen of an inductive heating coil (12, 15, 16, 17) such that the cans (20) are rotated about their axes as they are heated. When the cans (20) are to be heated above ... | 01/23/2001 |
| 6170732 | Device and method for feeding, clamping and processing, particularly for geometric welding of automobile welding components in a work station The invention concerns a method and a device for feeding, clamping, and processing, particularly for geometric welding of automobile body components in a work station. The invention method consists of side-section clamping frames which, after receiving a ... | 01/09/2001 |
| 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 crankshaft from a first workstation to a second workstation. The ... | 12/12/2000 |
| 6140625 | Device for rotating and simultaneous hardening by electric induction The invention relates to the rotary and simultaneous electroinductive hardening of the bearing surfaces (2a; 3a) of crank pins (2; 3) of a crankshaft (1) disposed immediately one beside the other and offset in relation to one another in the axial directio... | 10/31/2000 |
| 6111236 | 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 crankshaft from a first workstation to a second workstation. The ... | 08/29/2000 |
| 6097013 | Method of soft-cooking an egg A raw egg is cooked by orienting the egg adjacent a field coil and electrically energizing the field coil with a high-frequency alternating electric current so as to inductive heating the egg. The field coil operates at between 1 MHz and 1000 MHz, prefera... | 08/01/2000 |
| 6069347 | Heating roller device A heating roller device which incorporates a metal roller having a curier temperature adjusted to an appropriate level and enabling a self-temperature-controllability and which has a structure that the metal roller is induction-heated by an induction heat... | 05/30/2000 |
| 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 master component having a lobe identical to that of the workpie... | 05/30/2000 |
| 6018155 | 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 crankshaft from a first workstation to a second workstation. The ... | 01/25/2000 |
| 6013904 | 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 crankshaft from a first workstation to a second workstation. The ... | 01/11/2000 |
| 5977527 | Changeover fixture for induction brazing work station A fixture for an induction brazing station includes a removable front plate on which is mounted a work piece holder. The base of the induction unit mounts to a back plate lying coplanar with the front plate on the work surface. The coil of the induction u... | 11/02/1999 |
| 5872352 | Swingable induction heating chamber for melting ingot for metal casting A heating machine for heating an ingot of a metal such as a magnesium alloy. The heating machine has a heating chamber equipped with a RF induction coil capable of swinging about a horizontally axis. The coil is placed horizontally, and the metal ingot is... | 02/16/1999 |
| 5808276 | Device for unattended simultaneous heating and agitating of a bottle of infant formula The formula preparation device comprises a housing within which a reciprocating semi-cylindrical closed ended sleeve is located. The sleeve, in conjunction with a semi-cylindrical concavity in a cover of the device, produces a cylindrical cavity within wh... | 09/15/1998 |
| 5796078 | Method for the inductive surface hardening of workpieces In a method for the inductive surface hardening of workpieces with any desired external geometries, especially camshafts for internal combustion engines, an inductor (15) is provided which at least partially surrounds the workpiece (2 or 4). The workpiece... | 08/18/1998 |
| 5763859 | Induction heating draw roller with vibration damping In order to prevent transmitting vibrations which are generated by the turning of a godet to an inductor used for heating the godet, the inductor may be arranged vibration-free on bearings by a vibration damper. The vibration damper may be arranged betwee... | 06/09/1998 |
| 5568240 | Image heating apparatus An image heating apparatus includes a movable member having an electrically conductive layer and movable with a recording material; an excitation coil for producing magnetic flux, which produces eddy current in said movable member to generate heat therein... | 10/22/1996 |
| 5525780 | Method and apparatus for uniform semiconductor material processing using induction heating with a chuck member A multipurpose chuck apparatus (100) has a chamber (112) for holding a medium (114). The medium (114) is heated into a high temperature molten state by a radio frequency induction heating coil (130). The medium (114) heats up a semiconductor material (118... | 06/11/1996 |
| 5517004 | Process and apparatus for removing contaminations from bulk material A method for removing one or more contaminations from a bulk material, the bulk material being fed into a treating chamber (1), exposed therein to a temperature treatment and then discharged. According to the invention, the bulk material is exposed to a v... | 05/14/1996 |
| 5421070 | Godet for guiding and heating an advancing yarn A godet for guiding and heating an advancing yarn, which includes a shaft mounted for rotation about its axis, and a casing coaxially and releasably mounted to the shaft. An induction coil heating system is fixedly mounted between the shaft and the outer ... | 06/06/1995 |
| 5412171 | Cooking device having stirrer movable about two mutually perpendicular axes A domestic cooking system including a base defining one or more cooking locations, electromagnetic induction apparatus for heating a food at the cooking location and apparatus for automatic stirring of the food at the cooking location.... | 05/02/1995 |
| 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 |
| 5386102 | Cooker A cooker in which a receptacle with a pot for holding ingredients and a heater for induction heating the pot is supported by a main unit so that it can be inclined freely, consists of an angle control unit which provides driving force for inclining the re... | 01/31/1995 |
| 5360963 | Apparatus for and method of induction-hardening machine components An induction-hardening machine for the contour hardening of cross-axis, intersecting-axis and nonintersecting-axis gears such as hypoid gears includes a programmable logic control unit, a source of quench liquid and a high-frequency induction generator wh... | 11/01/1994 |
| 5283409 | Coil body for the inductive heating of rollers An inductive coil for heating a rotating roller is embedded in a plastic carrier. To cool the plastic carrier in the region of the coil, a cooling element in the form of a flat cooling chamber through which a fluid cooling medium can flow is provided on t... | 02/01/1994 |
| 5274207 | Induction heater An induction heater for heating a material is described which has an alternating current carrying conductor 30 extending along an axis of rotation. Mounted about the axis are containers 32 which rotate about the axis and hold the material to be heated. A ... | 12/28/1993 |
| 5247150 | Apparatus for induction-hardening machine components An induction-hardening machine for the contour hardening of cross-axis, intersecting-axis and nonintersecting-axis gears such as hypoid gears includes a programmable logic control unit, a source of quench liquid and a high-frequency induction generator wh... | 09/21/1993 |
