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| Number | Title | Issue Date |
| 7572215 | Roll A combi roll comprising a roll shaft and a roll ring mounted on the same against which at least one other ring is axially pressed, such as a spacer ring, the contact surfaces of the rings pressed against each other serving as torque-transferring friction joints. In ... | 08/11/2009 |
| 7507194 | Pulling roll material for manufacture of sheet glass A pulling roll for glass manufacture comprised of a high-temperature millboard material. The millboard comprises aluminosilicate refractory fiber, silicate, mica, and kaolin clay. A method of manufacturing a pulling roll is disclosed, together with a roll produced b... | 03/24/2009 |
| 7381174 | Discharging roller, method of manufacturing the same, and recording apparatus incorporating the same In order to manufacture a discharging roller which discharges a recording medium from a recording apparatus, there are a first die formed with a first recess extending in an axial direction of a shaft portion of the discharging roller, and a second die formed with a... | 06/03/2008 |
| 7343767 | Roller tool for the linear deformation of sheet metal and sheet deformation facility having such a roller tool A roller tool is used within a sheet deformation facility for the linear deformation of sheet metal. The roller tool comprises a press roller having a shaft and a roller body rolling around the same as well as a counterbody. The press roller and the counterbody can ... | 03/18/2008 |
| 7284328 | Method for producing pulling rods for use in manufacturing sheet glass Pulling rolls (13) for glass ribbons (11) and methods for manufacturing such rolls are provided. The rolls include a shaft (17), a plurality of heat-resistant discs (15) mounted on the shaft in face-to-face contact, and a pair of fittings... | 10/23/2007 |
| 7201713 | Agricultural roller A roller assembly for use, for example, in agricultural machines where the roller assembly has an exterior surface portion adapted to contact a conveyor element supporting the agricultural products and a bearing sub-assembly positioned about an axle in the center of... | 04/10/2007 |
| 7147596 | Low-mass roller or pulley A low-mass roller is disclosed comprising a cylindrical body formed of polymeric material and having an exterior surface, first and second open ends and defining an interior tubular space along a longitudinal axis therethrough for receiving an axle; and an outer she... | 12/12/2006 |
| 7131295 | Roller assembly for a glass sheet bending apparatus and a glass sheet bending apparatus A roller assembly for a glass sheet bending apparatus has a guide shaft bent to have a predetermined curvature and a plurality of ring rollers fitted rotatably to the guide shaft whereby a glass sheet is bent while the glass sheet is transferred into a predetermined... | 11/07/2006 |
| 7113725 | Roller, belt unit, and image forming apparatus that uses a roller and a belt unit A belt unit for use in an image forming apparatus includes a first roller driven by a drive source in rotation and a second roller having a circumferential surface covered with a resin material. An endless belt is entrained about the first and second rollers. When t... | 09/26/2006 |
| 7086730 | Ink-jet printer and star roller used therein A star roller used in a paper feed mechanism of an ink-jet printer is constituted by a combination of two star roller units having the same shape in a manner so that one star roller unit is reversed with respect to the other star roller unit. Each star roller unit h... | 08/08/2006 |
| 7067027 | Method of making an electro-mechanical roll Method of making an electro-mechanical roll such as a bias transfer roll for use in an electrostatographic apparatus such as a printing or copying apparatus comprising a conductive core having a segmented layer of compressible material positioned in a tandem relatio... | 06/27/2006 |
| 7028946 | Expander roll An expander roll that has a plurality of metallic, cylindrical roll members is constructed to obtain sufficient liquidtightness, wherein a gap-facing concave portion 19 is formed in the outer circumferential surface of a ring-shaped elastic packing 17 ... | 04/18/2006 |
| 6896646 | Pulling rolls for use in manufacturing sheet glass Pulling rolls (13) for glass ribbons (11) are provided. The rolls include a shaft (17), a plurality of heat-resistant discs (15) mounted on the shaft in face-to-face contact, and a pair of fittings (25 or 25,31) affixed to t... | 05/24/2005 |
| 6846277 | Roller for winding up a material web In a roller enveloping a base body for winding up a material web, particularly a paper web, the circumferential surface contacted by the winding material is more radially resilient near the two roller ends than in the mid-roller area, compensating, at least partiall... | 01/25/2005 |
| 6843761 | Paper feed roller and method of manufacture The present invention relates to paper feed rollers required to transfer papers in printers, facsimiles, copiers, etc. with accurately, and provides novel paper feed rollers which are lighter, less expensive and mass-producible with larger diameters as compared with... | 01/18/2005 |
| 6843762 | Spreader roll A spreader roll that is useful to spread a slit web into a plurality of split webs for rewinding or at numerous other critical processes positions on web machines and related finishing and converting equipment. The spreader roll includes a bowable shaft and a plural... | 01/18/2005 |
| 6730008 | Differential shaft for a strip-producing machine A differential shaft for a strip-producing machine comprises a differential shaft mainly made up of a shaft core, a securing plug disposed at one end of the shaft core, a multiple of rolling tubes and partition rings each alternatively positioned with the other and ... | 05/04/2004 |
| 6723032 | Segmented roll A segmented roll has a plurality of end-to-end mounted roll segments (10, 10′), each adapted to rotate on bearings supported on a separate support shaft (11). In both axial end surfaces of the support shafts (11) of the roll segments (10 | 04/20/2004 |
| 6716147 | Insulated sleeved roll An insulating roll comprising: a metal conduit having an outer peripheral portion; a plurality of discs having outer peripheries and preferably fabricated from an inorganic material positioned axially on and around the metal conduit; a tubular shell having an inner ... | 04/06/2004 |
| 6599224 | Braking roller for systems for cutting metal bands into strips Braking roller for systems for cutting metal bands into strips, characterized in that it comprises a rotating and motorized (21) shaft (20), with two supported (in 33) end pins (22, 23), which in a central side surface (24) carries a series of idle pulley... | 07/29/2003 |
| 6584296 | Electro-mechanical roll with core and segments An electro-mechanical roll such as a bias transfer roll for use in a printing or copying apparatus comprising a conductive core having a segmented layer of compressible material positioned in a tandem relation to another thereon to form a generally cylind... | 06/24/2003 |
| 6554754 | "Smart" bowed roll An improved bowed roll assembly and system that can be adjusted during operation to alter critical speeds to outside the range of the operational speed of the assembly, and methods of altering critical speeds of the roll assembly during its operation to i... | 04/29/2003 |
| 6482141 | Flexible end supporting arrangement for direct drive adjustable spreader rolls An arrangement in connection with a spreader roll drive where the driving motor is directly connected to the one end of the spreader roll. Bearings support the end of the stationary axle within the drive shaft. The drive shaft is supported by bearings wit... | 11/19/2002 |
| 6474402 | Segmented roll for casting metal strip Casting molten metal using a segmented roll for casting continuous metal strip. A strip caster (10) for producing a continuous strip (18) includes a tundish for containing a melt and a pair of horizontally disposed water cooled composite casting rolls (84... | 11/05/2002 |
| 6471625 | Damping system for corrugated cardboard fabrication rollers Damping system for corrugated cardboard fabrication rollers comprising the incorporation of a damping device in the vapour chamber (2) of the application roller (1), said device being mounted integral with respect to the wall of the corresponding roller (... | 10/29/2002 |
| 6280371 | Elongated roller assembly and methods of making and replacing a roller A roller that can be assembled and inserted into a device when the finished length of the roller is longer than the available replacement space comprises at least two outer tubular members inserted on an internal connector so the outer tubular members abu... | 08/28/2001 |
| 6270450 | Guiding roller for web material A guide roller for web material, in particular for paper-handling machinery, has two outer tube sections (2, 2') and optionally at least one tube section (1) arranged between these. The tube sections (1; 2; 2') are supported on a central shaft (3) through... | 08/07/2001 |
| 6135002 | Die cutter blanket and bearing and method of arranging the blanket and bearing on an anvil A circular cylindrical bearing section for a die cutter blanket comprises two segments pivoted relative to each other at one interface therebetween and resiliently urged radially apart by spring plungers at a second interface therebetween. A blanket secti... | 10/24/2000 |
| 6006806 | Laminated corrugating roll A heated cylindrical roll for handling and treating a running web of material has a laminated construction in which a series of thin circular rings, each in turn formed from a plurality of flat ring segments, are joined face-to-face to form a hollow cylin... | 12/28/1999 |
| 5975179 | Tire stitching apparatus The present invention describes an improved pressing roller for a tire building machine. The roller comprises a cylindrical sleeve with each end attached to a housing. Inside the sleeve, and between the housings is a spring biased to separate the housings... | 11/02/1999 |
| 5960646 | Fabric take-off roller for flat bed knitting machines A fabric take-off roller arrangement for flat bed knitting machines is provided with two driven and parallel arranged fabric take-off rollers, between which a fabric web is tangentially guided, wherein at least one of the fabric take-off rollers is made u... | 10/05/1999 |
| 5766120 | Calender roller having a cylindrical base body A calender roller includes a cylindrical base body. The base body has a thin circumferential wall, which is not self-supporting, and a support structure made of a thin-wall cellular material is disposed inside of the circumferential wall. At least a part ... | 06/16/1998 |
| 5759141 | Calender roller A calender roller has a cylindrical base body and a covering made of a flexible plastic material. The covering has an inside diameter that is greater than an outside diameter of the base body to define an intermediate annular space therebetween. A support... | 06/02/1998 |
| 5735788 | Simple clamp type mill roll Annular rings are securely fixed to a shaft in a manner rendering them difficult to come loose, and easily mounted and removed. The rings, in the form of sleeves 21 and 22, are fitted over the outer periphery of a shaft 2 and fastened by a plurality of sp... | 04/07/1998 |
| 5647831 | Metal part and process for its production A forming roll includes a base component having an angularly extending surface thereabout, a solder material applied to the surface and a wear ring on the solder and shaped to complement the angled surfaces of the base component. The Base component and th... | 07/15/1997 |
| 5558610 | Rolling roller The present invention relates to a rolling roller. A conventional rolling roller has had problems that a phenomenon is produced in which a rolling ring is slipped from a shaft upon rolling, and excessive axial pressure is produced upon fixing the rolling ... | 09/24/1996 |
| 5547449 | Flexible roll A flexible roll for applying pressure to a substrate comprising a center rod extending between two end journals, and a wound helical coil attached to such journals with a diametric spacing from the center rod so that the coil will assume a convex bowed co... | 08/20/1996 |
| 5425251 | Fabric take-off roller arrangement for flat bed knitting machines A fabric take-off roller arrangement for flat bed knitting machines is provided with a driven fabric take-off roller that has roller elements disposed next to each other in the axial direction. To ensure that, even with irregular thickenings of the fabric... | 06/20/1995 |
| 5307563 | Method of making rolls with elastic covers A roll which has a metallic core and an elastomeric envelope is obtained by assembling the cover from a stack of discs each of which surrounds the core. In order to impart to the cover a desired elasticity, the discs contain a fibrous material and a plast... | 05/03/1994 |
| 5267008 | Friction retard feeder with a composite feed element A composite friction feed roll includes one material which feeds fresh paper well and another material which reliably feeds paper which has passed through fusing and has oil on its imaged surface. Such a roll will feed deplex and fresh paper or inserts eq... | 11/30/1993 |
