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| Number | Title | Issue Date |
| 8104176 | Method of manufacturing a developing agent regulating member for regulating an amount of a developing agent A method of manufacturing a developing agent regulating member is provided. The method includes providing a non-magnetic member and a magnetic member. The non-magnetic member and the magnetic member are fixed together by caulking such that an end face of the non-mag... | 01/31/2012 |
| 7399254 | Infinitely variable transmission An infinitely variable transmission comprising a pair of rotary, generally conical, torque-transmitting members, each being mounted for rotation on its geometric axis, the angularity of the axes, one with respect to the other, being variable, the outer surfaces of e... | 07/15/2008 |
| 7354393 | Magnetic foot therapeutic apparatus and method Provided are exemplary embodiments of a magnetic therapy device, which may include a rotatable housing, a first magnetic element configured to rotationally couple to said rotatable housing, a second magnetic element adjacent to said rotatable housing that affects th... | 04/08/2008 |
| 7353605 | Method for producing a metallic core for use in cylinder sleeves for an electrophotographic process An improved method for producing a metallic core for use in the production of a blanket cylinder or an image cylinder sleeve for use in electrophotographic processes. The sleeves includes aluminum or other suitable metal, which is rendered more suitable for use as a... | 04/08/2008 |
| 7325292 | Method for refinishing a test electrode A method for reusing a conductive (carbon) core/glass or sapphire cylinder test electrode comprising expelling spent core material from the tip of the electrode and refinishing the electrode tip for use in further tests and refinished test electrodes produced in acc... | 02/05/2008 |
| 7296763 | Keyless frictional shaft/hub locking device A grinder roll assembly (500) is provided herein. The grinder roll assembly (500) includes a grinder roll (505), a shaft (510) in a through bore of the grinder roll, a first tapered sleeve (615A), and a second tapered sleeve (61... | 11/20/2007 |
| 7288058 | Semi-conductive roll A semi-conductive roll is provided including a shaft, a low-hardness base layer formed on an outer circumferential surface of the shaft, and a coating layer formed by coating the low-hardness base layer radially outwardly. The coating layer includes one of a rubber ... | 10/30/2007 |
| 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 |
| 7240875 | Yarn carrier A yarn carrier is provided in the form of a yarn winding tube having a yarn catch insert. The yarn winding tube is a hollow cylindrical tube having a longitudinal axis extending lengthwise between its first and second opposite ends. The tube has a hole through its s... | 07/10/2007 |
| 7208064 | Method for embossing air-laid webs using laser engraved heated hard rubber embossing rolls A method of making an embossed air-laid absorbent sheet includes: depositing a dry web of fibers on a foraminous support; embossing the compacted web with a laser engraved roll provided with a hard rubber embossing surface having an embossing pattern with a depth of... | 04/24/2007 |
| 7200935 | Work roll Improved work roll, particularly for use in closed gap rolling, has a composite structure comprising a cylindrical outer layer (14) made of steel, and providing the work surface of the roll, separated from a steel core (12) by an intermediate layer ( | 04/10/2007 |
| 7171901 | Flexographic printing method Methods and apparatus are provided for improving the accuracy and streamlining the process of preparing an imaged flexographic printing sleeve. Seam layout details are determined by a controller and transferred to an automated cutting device to cut flexographic prec... | 02/06/2007 |
| 7152322 | Toner supply roller A toner supply roller comprises a metallic core shaft and an electrically conductive elastic layer formed to surround the outer surface of the shaft. The conductive elastic layer is formed of open-cell polyurethane foam. The polyurethane foam is impregnated with an ... | 12/26/2006 |
| 7097604 | Guide roller for a stamping machine In a guide roller for a stamping machine for deflecting a stamping foil web and/or a substrate web to be stamped upon, so that the guide roller has a negligibly low degree of friction, fixed to a roller spindle that is fixed with respect to the machine is at least o... | 08/29/2006 |
| 7014604 | Paper machine roll cover A paper machine roll cover surface layer has a mixture of an elastomeric material and HDPE particles. The HDPE particles have surface modification to improve roll cover performance. ... | 03/21/2006 |
| 6971309 | Web-fed rotary press In order to create preconditions, in a web-fed rotary press, for good format variability of the printed products and economic utilization of the printing material, at least two printed pages of different heights are arranged in the circumferential direction on a for... | 12/06/2005 |
| 6971174 | Method of manufacturing a caster roll The caster roll (10) is used in the manufacture of metal plate, strip, sheet, or foil. The caster roll (10) includes a cylindrical roll core (12) and at least one metal overlay (14) formed on the roll core (12). The at least one me... | 12/06/2005 |
| 6939279 | Tire for skew reducing roller A roller assembly for a sheet material transport assembly is disclosed, wherein skewing of the transported sheet material relative to the transport assembly is reduced. The roller assembly includes an elongate shaft having a compliant layer disposed about the shaft.... | 09/06/2005 |
| 6926656 | Method and apparatus for fabricating corrugated composite stiffeners An apparatus and method for fabricating corrugated composite stiffeners provides a base tool having grooves formed in an outer surface and a roller having a rotating shaft and a removable, lobed, elastomeric member surrounding the shaft. The lobes of the elastomeric... | 08/09/2005 |
| 6915569 | Method of manufacturing an anilox roller for a flexographic printing press A method of manufacturing an anilox roller, in particular for a flexographic printing press, the anilox roller comprising a cylindrical core and a sleeve detachably held on the core and having at its surface an anilox layer with a grid pattern of pits, including the... | 07/12/2005 |
| 6910415 | Printing unit cylinder for a rotary printing machine A printing unit cylinder is subject to only low deformation in the event of operationally induced increases in the temperature of the printing unit. At least the barrel of the body of the printing unit cylinder is produced from a metallic material with a linear coef... | 06/28/2005 |
| 6904741 | Groove design for precision rubber/urethane conditioning rolls A conditioner roll design is provided that employs unique spiraled stepped grooves that enhance feeding of the crop mat when the rolls are abutted or at precise gaps. The groove has a leading edge and increased depth that allow expansion of the crop mat into the tra... | 06/14/2005 |
| 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 |
| 6896647 | Elastic roller and process for producing same Elastic roller and process for producing elastic roller. The elastic roller includes a hard roller core and an elastic coating layer at an outer side of the hard roller core. The elastic coating layer includes an elastic matrix material and fillers imbedded in the m... | 05/24/2005 |
| 6866619 | Disintegrator roll with a coated accessory wire For an improvement of the coating of disintegrator rolls, an accessory wire in the area of a tooth base is coated with a reduced quantity of hard material granulate as compared to the coating on the tooth. With the proposed coating, the advantage is gained that a pr... | 03/15/2005 |
| 6857187 | Method of manufacturing a measuring wheel for wireline operations A method of manufacturing a measuring wheel for wireline operations includes the step of machining a metal wheel to achieve a first outer radius. The metal wheel is positioned within a ceramic ring having an inner radius that exceeds the first outer radius by an amo... | 02/22/2005 |
| 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 |
| 6827677 | Rollers or cylinders with a metallic foam core Rollers and cylinders that are useable in a rotary printing presses are made using hollow tubular casings having metallic foam cores. The casings and cores are made separately. The cores are then placed inside the casing and the two are secured in a force-transmitti... | 12/07/2004 |
| 6802123 | Method of manufacturing a rolling shaft of a photo printer A method of manufacturing a rolling shaft of a photo printer mainly has two rubber casings sleeved at two ends of a long cylindrical rod which is then placed horizontally; after that, the long cylindrical rod is sprayed with a layer of resin thereby forming an rubbe... | 10/12/2004 |
| 6792239 | Fusing roller assembly for electrophotographic image forming apparatus A structurally improved fusing roller assembly based on the heat pipe principle is provided. The fusing roller assembly includes a fusing roller and a heat pipe coaxially mounted inside the fusing roller. A resistance heater is helically wound around the exterior cy... | 09/14/2004 |
| 6788178 | Magnet roller and process for preparing the same A process for preparing a magnet roller comprising a plurality of bar-like magnet pieces in a high working efficiency and in an improved adhesion accuracy, which comprises the steps of regulating the bonding position of at least two magnet pieces by their outer peri... | 09/07/2004 |
| 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 |
| 6687999 | Method for manufacturing ink dispensing roller A construction of ink dispensing roller is described in which a porous ink metering layer extends around a peripheral surface of a porous ink reservoir. To prevent relative movement between the ink metering layer and the ink reservoir, the ink metering la... | 02/10/2004 |
| 6655746 | Paint roller and its production process The invention relates to a method for producing a paint roller having a roller body comprised of a synthetic foam with an inner recess for placement on a support arm. The invention is characterized in that the roller body is expanded in a molding tool. To... | 12/02/2003 |
| 6651338 | Method for the production of a cylindrical embossing sheet In a method and an apparatus for the production of a cylindrical embossing sheet that is to be fixed on a rotating clamping cylinder for the manufacture of continuous webs having surface structures, such as holograms, cine-grams, exelgrams, for safety and... | 11/25/2003 |
| 6641512 | Idler roll bearing assembly An assembled idler roll having an outer shell and end bearing assemblies. The bearing assemblies each have an outer race and an inner race. The inner race is press fitted onto a roller shaft to an initial position which is spaced inwardly from a final des... | 11/04/2003 |
| 6616584 | Elastomeric covered roller having a thermally sprayed bonding material A elastomer-covered roller (10) is provided with an improved bond coating for bonding the elastomeric cover (14) to the core (11). At least one layer of material (15) is thermally sprayed on the core to form a rough surface having a roughness from 400 mic... | 09/09/2003 |
| 6615490 | Method of manufacture of paint application Roller covers and methods for manufacturing such roller covers are disclosed. According to one method, a paint carrying medium is secured to a core material to form a composite material having at least one core layer and a paint-carrying layer, wherein th... | 09/09/2003 |
| 6523262 | Elastomer-covered roller having a thermally sprayed permeable bonding material A elastomer-covered roller (10) is provided with an improved bond coating for bonding the elastomeric cover (14b) to the core (11b). At least one layer of material (21) is thermally sprayed on the core (11b) to form a rough surface having a roughness from... | 02/25/2003 |
| 6490793 | Method of manufacture of as-cast composite roll A method of manufacturing an as-cast composite roll by metallurgically bonding one or more rings of cemented carbide to a cast iron casing. The composite roll may be used for hot or cold rolling. The cast iron has the following composition in addition to ... | 12/10/2002 |
