Abstract: A pin wheel roller assembly for a bacon slicer. The roller assembly is formed with a number of individual spacer segments and an end cap. The pin wheel assembly is formed with a pin wheel sandwiched between adjacent cylindrical segments and the end cap.

Abstract: A method includes receiving a sheet of material at a sensor assembly. The sensor assembly includes a sensor configured to measure a property of the sheet. The method also includes stabilizing the sheet with respect to the sensor using a guide roller. Stabilizing the sheet includes using the guide roller to remove at least a portion of a first boundary layer of air moving towards the guide roller and to reform at least a portion of a second boundary layer of air moving away from the guide roller. For example, the guide roller could include a plurality of grooves or openings in a surface of the guide roller, or the guide roller could include a plurality of rings spaced apart from one another. Air could move from one side of the guide roller to another side of the guide roller through the grooves, through the openings, or between the rings.

Abstract: The invention relates to a milling roller of a high-pressure material bed roller mill, having profile-members which are embedded with a portion of the length thereof in holes of the roller body and, with the remainder of the length thereof, protrude above the surface of the roller body, with, when the milling roller is new, the holes having different depths and the profile-members having different lengths in differently loaded part-regions of the width of the roller body. Such a construction brings about a long service-life for the roller and cost-effective reconditioning after operational wear with a production operation which reduces costs.

Abstract: A web of a first sheet material and a web of a second sheet material are laminated together by a process wherein the sheet materials are wound, in an interleaved relationship, upon a roller having a radially displaceable outer surface. The roller and webs and then subjected to heating and/or a low-pressure environment so as to complete the lamination. A body of adhesive material, such as a hot melt adhesive, may be interposed between the webs and the heating or low pressure environment can activate this adhesive. Further disposed are particular configurations of rollers with radially displaceable surfaces.

Abstract: The claimed carpet cleaning apparatus incorporates recesses in a rigid surface of a roller, a hand-operated cleaning device, or a rigid disk. The rigid surface compresses the fibers of the soft surface as the device and the recesses decompress the fibers. The repeated compression and decompression, preferably in combination with a cleaning compound, provide the mechanical action necessary for removal of foreign material.

Abstract: A developing roller includes a developing sleeve and a magnet roller disposed within the developing sleeve to attract developer to an outer surface of the developing sleeve by magnetic force. The outer surface of the developing sleeve has a plurality of recesses of circular or elliptic shape in plan view regularly or irregularly arranged therein so as not to overlap.

Abstract: In one embodiment, a starter roll for a baler includes a continuous chevron-shaped rib provided on a contact surface of the starter roll. The rib may include a center portion arranged generally parallel to the longitudinal axis of the starter roll and outwardly and rearwardly extending wings. A plurality of ribs may be provided to form guide channels for guiding wrapping material that is provided to the bale and engaged by the starter roll outward to cover the edges of a bale and distribute the wrapping material over the lateral surface of the bale.

Abstract: A method of manufacturing a hollow body having an external surface randomly provided with a large number of depressions is provided. The method includes providing the large number of depressions on the external surface of the hollow body. A profile curve of the external surface in a circumferential direction is obtained while rotating the hollow body. A frequency analysis is performed on the obtained profile curve. A quality of the hollow body is judged by comparing a result of the frequency analysis with a predetermined judgment standard.

Abstract: A drive roller for flat belts is provided in various embodiments wherein the roller has improved characteristics for maintaining traction of belts, such as lagging applied to the roller.

Abstract: A method for manufacturing a coiler drum to be used in a coiler furnace and a coiler drum. The method comprises the step of forming a trinickel aluminide containing surface layer onto a coiler drum body.

Abstract: The claimed carpet cleaning apparatus incorporates recesses in a rigid surface of a roller or in a rigid disk. As the roller or disk rotates or is moved across the soft surface to be cleaned, the roller or disk presses downward on the soft surface and compresses it. The soft surface decompresses to the original position when the soft surface is in contact with a surface of a recess and recompresses when the roller or disk presses downward again. The compression, decompression, and recompression, preferably in combination with a cleaning compound, provide the mechanical action necessary for removal of foreign material.

Abstract: A metal foil machining roller of the present invention is a metal foil machining roller in which a plurality of recessed portions are formed on a circumferential surface of the roller, wherein at least a surface layer portion contains a metal material with a Rockwell hardness in A scale of HRA 81.2 to 90.0 and a transverse rupture strength of 3 GPa to 6 GPa. By pressure-molding a metal foil by using the metal foil machining roller, protrusion portions of an approximately uniform shape with dimensions of several microns to several tens of microns can be formed efficiently on a surface of the metal foil on an industrial scale.

Abstract: A tool device with projections and valley floors used in profiling material such as foam. The projections having distal recesses surrounded by rims to form flat topped products. A profiler has opposing tooling devices with one or more (e.g., stacked) tool devices and a cutter to form, for example, mirror image flat top output products including single of multi-zoned flat top surface regions with flat surface protuberances. Projections of one tooling device extend within a valley floor region surrounded by a projection of an opposing tooling device or within recesses formed in, for example, an opposing side wall of a projection of the opposing tooling device or projections designed to extend within valley floor regions between adjacent rows of projections on an opposing tooling device, inclusive of conformingly shaped valley floor regions having a common interior configuration to the exterior configuration of an opposing projection to be received.

Abstract: This invention relates to molding apparatus and related systems and methods. In one aspect of the invention, a mold roll, assembly includes an inner member and multiple molding tools disposed about a circumference of the inner member, each molding tool including at least one molding plate that at least partially defines a molding cavity.

Abstract: Methods of fly-cutting a workpiece are disclosed, and in methods in which the position of a fly-cutting head or its associated cutting element is known as a function of time. Also disclosed are methods of forming features, such as grooves or groove segments, in a workpiece such as a cylindrical roll. The features may be provided according to one or more disclosed patterns. Articles made using tools machined in the manner described are also provided, such as polymeric film or sheeting that exhibit certain beneficial properties.

Abstract: Disclosed is an image forming apparatus equipped with a pick-up roller to pick up a sheet. The image forming apparatus includes a sheet feeding tray, in which sheets are stacked, and a pick-up roller to pick up sheet from the sheet feeding tray. The pick-up roller includes a pick- up section to pick up the sheet and a feed section to deliver a sheet feeding pressure greater than that of the pick-up section to the sheet, so that a component corresponding to a feed roller can be removed, thereby simplifying the structure of the image forming apparatus and lowering the height of the image forming apparatus.

Abstract: There is provided a roller for a printing machine that includes a cylindrically shaped wall with at least partially one layer of a fiber braid and plastics material infiltrated in the fiber braid.

Abstract: A sheet feed roller prolonging sustainability of sheet feeding capability even if crushed powders are scattered. The sheet feed roller comprises a hub and an elastic layer provided on an outer peripheral surface of the hub, wherein plural grooves axially extend at specific intervals circumferentially on an outer peripheral surface of the elastic layer, a textured surface comprising mountain portions and a valley portion is formed on an outer peripheral surface of the elastic layer except for the grooves, and on bottom surfaces and wall surfaces of the grooves, a ratio of a total area of the bottom surfaces of the grooves to a total area of the outer peripheral surface of the elastic layer except for the grooves is 10% to 20%.

Abstract: The invention relates to a milling roller of a high-pressure material bed roller mill, having profile-members which are embedded with a portion of the length thereof in holes of the roller body and, with the remainder of the length thereof, protrude above the surface of the roller body, with, when the milling roller is new, the holes having different depths and the profile-members having different lengths in differently loaded part-regions of the width of the roller body. Such a construction brings about a long service-life for the roller and cost-effective reconditioning after operational wear with a production operation which reduces costs.

Abstract: A calender roll, which was already in use and has a metallic core with engaged textile material sheets, can be worked for a new use. In the surface of the sheets are cut grooves, to which is subsequently applied a layer structure of synthetic resin-impregnated fibrous material forming a certain thickness over each point of the roll. Onto said layer can be applied a functional covering, for example of rubber.

Abstract: Press rolls for washing or dewatering pulp are disclosed including a core, a mantle section attached around the core, at least one perforated roll plate extending around the circumference of the press roll, and including a plurality of mounting openings disposed between the end edges of the perforated roll plate and distributed around the entire circumference of the press roll, and a plurality of fixing pins corresponding to the mounting openings, each being anchored to the mantle section and surrounded by the corresponding plurality of mounting openings whereby movement of the perforated roll plate relative to the mantle section in a circumferential direction of the press roll is prevented.

Abstract: A transfer roller with a honeycomb-like pattern has a metal roller and a ceramic layer coated on a surface of the metal roller. The ceramic layer is formed with a plurality of hexagonal pattern units. The pattern units are closely configured so that each side of each pattern unit is adjacent to a corresponding side of another pattern unit. A shaft goes through an axis of the roller and protrudes from both ends of the axis. Since the roller has a ceramic layer with better erosion resistance than steel, the transfer roller has a longer lifetime. As the pattern units are hexagonal, a flat and uniform alignment film is achieved when the transfer roller is used to make liquid crystal displays.

Abstract: A feed wheel (10) for tree trunks, with rows of drive teeth (30) protruding from extended supports (20) united with a peripheral surface (18) of the wheel. In order to make the spaces between the supports (20) more self-clearing, supports (20) that are neighbours extend mutually divergently throughout the complete sideways direction of the peripheral surface (18) (at an angle ?).

Abstract: The present invention relates to a method in connection with the manufacturing of a dosing roller, comprising the provision of a roller body (1) with an envelope surface (IA) on which a wire (4) is being wound such that plurality of turns of wire is formed in contact with the envelope surface (IA) and with adjoining turns of wire (4, 4?, 4?) in tight contact with each other, wherein for at least the major part of said adjoining turns of wire (4, 4?, 4?) the surface of the wire (4) which is outwardly exposed is being provided with protrusions (11) and depressions (12).

Abstract: A cold rolling process for impressing a pattern on a surface of a sheet metal article involves passing the sheet article through a pair of rolls and engaging a patterning feature with isolated areas of a surface of the sheet article, at a localized pressure to plastically deform at least the surface of the sheet article. A rolling pressure is maintained on other areas of the sheet article that is less than the bulk elastic yield strength of the metal. A cold rolling apparatus is also described having a pair of rolls, each with partially cylindrical outer surfaces. The rolls have a gap between the cylindrical parts. One of the rolls has a localized surface region that is displaced relative to the surface of the roll. When the localized region is brought near the other roll, a spacing exists that is narrower than the gap. One of the rolls has a localized patterning feature that aligns with the localized surface region to impress a pattern into the sheet article.

Abstract: A flapper roll including a resilient substantially cylindrical core and extending radially outwardly therefrom a spaced array of resilient rearwardly cantilevered curved flapper flanges lying in a plane substantially containing a direction of flow of workpieces passing under the roll. The flanges are rearwardly curved relative to a direction of rotation of the roll about a corresponding axis of rotation. The axis is orthogonal to the plane. Each flange may be substantially flat across its width in a direction parallel to said axis so as to substantially evenly distribute across the width a resiliently biased downward force applied to the workpieces passing under the roll. Each flange is compressed as it engages the top surface of its corresponding workpiece to thereby substantially evenly hold down the workpiece and stabilize the workpiece directionally along its intended flow path.

Abstract: A method of forming a roll for embossing aluminum sheet, and the associated roll, the method comprising subjecting a surface of a steel roll to at least the steps of, in order: blasting treatment, electrolytic treatment with 1,000 to 20,000 C/dm2 of electricity in which the steel roll is used as the anode, and chromium plating treatment. An aluminum sheet embossing roll produced by the method of the present invention has on the surface thereof peaks, or asperities, which are of uniform height and very numerous. As a result, aluminum sheets obtained using such a roll, when employed as lithographic printing plate supports, have excellent printing characteristics, particularly a long press life and a high sensitivity.

Abstract: An assembly comprising: a tube made of resilient material, at least a portion of the tube forming a circumferential boundary of a chamber; first and second end cap assemblies supporting the tube at opposite ends thereof and forming respective end boundaries of the chamber, the chamber being filled with pressurized fluid; a hard roller that forms a nip with the tube; a fixed structure that supports the first and second end cap assemblies and the hard roller, the first and second end cap assemblies and the hard roller being respectively pivotably coupled to the fixed structure, and the fixed structure comprising a passageway that is in fluid communication with the chamber; and a slider-zipper-film assembly that is passed through the nip. The tube is deformed radially inward to allow passage of slider through the nip.

Abstract: A suction roller system includes a suction roller and a control head having a ventilation zone situated at a face side of the suction roller. The suction roller system allows rapid ventilation of the suction bores situated on the face side opposite the control head via a cost-advantageous and space-saving expansion. For this purpose, the suction roller is equipped, on the second face side, with a closure plate having an opening that corresponds to the ventilation zone.

Abstract: A grooved forming roll in a paper machine has a rotably supported shell (20) with circular openings (21) arranged to be open at least on the outer surface of the shell (20). Each opening (21) has a circular groove which is formed on the outer surface and which is arranged concentrically relative to the opening (21). A portion of the formed circular openings (22) extends to each opening (21) from each adjacent opening (21). The outer radius (r) of the circular groove (22) is arranged such that the number of necks (24), delimited by the adjacent openings (21) and their circular grooves (22) on the shell outer surface within the area of one circular groove (22), is greater than the number of the adjacent openings (21) of the corresponding opening (21).

Abstract: In a roller member having at least a mandrel and a conductive elastic layer provided on the peripheral surface of the mandrel, the roller member has a surface roughness Rz jis 94 of from 0.5 ?m to 10 ?m, and the roller member contains voids in the vicinity of its surface. Substantially all of the voids have an average internal diameter of from 10 ?m to 400 ?m and an aspect ratio of from 1.3 or more to 10.0 or less, and having an angle of from 0° or more to 45° or less as an acute angle between an axis that takes the maximum internal diameter of each of the voids and a tangent to a concentric circle of the roller member at the center of each of the voids.

Abstract: A roller (1) for forming noodles and the like (W) comprises a roller body (2), an intermediate layer (4) and a fluoropolymer layer (3). The intermediate layer (4) is formed from a thermally sprayed material with open cells such as a ceramic. The open cells of the intermediate layer (4) permit intrusion of fluoropolymer therein. The intermediate layer (4) binds the surface of the roller body (2) with the fluoropolymer layer (3).

Abstract: An adhesive roll cleaner 1 comprises a core tube and a plurality of adhesive tapes 3 having an adhesive portion A on one side thereof helically wound around the core tube in a layered configuration with the adhesive portion A out. Each of the adhesive tapes 3 is wound with a gap G of prescribed width between a side edge S1 and an adjacent side edge S2, and the width of the adhesive tapes 3 increases toward outside.

Abstract: A suction roller for transporting flat material blanks has a roller axis and a mantle surface. The suction roller is independent of format and therefore can be universally used for transporting flat material blanks, particularly label blanks. The suction roller has controllable suction holes or suction zones that lie at the closest possible distance from one another on its mantle surface. To this end, the suction roller has a plurality of suction slits, which run parallel to the roller axis and open into the mantle surface, whereby at least adjacent suction slits can have suction air applied to them independent of one another, and whereby a slit cover provided with passage holes is disposed on the mantle surface, in such a manner that the passage holes align with the suction slits, at least in part.

Abstract: A method and apparatus for moving media through an image forming device using a roller having a recessed kick area is described herein. The roller includes a contact surface having a first radius that extends 360° around the roller. The roller also includes at least one recess that extends inwardly from the contact surface along a sector of the roller, where a bottom surface of the recess has a second radius less than the first radius. As a result, along the sector of the roller having the recess, the width of the contact surface is less than the width of the roller. The recess comprises at least one kick surface on one end of the recess. As the roller rotates, the kick surface kicks a trailing edge of media exiting the exit roller system into a desired bin of the image forming device.

Abstract: A rubber roller, for use in an image-forming apparatus, which is formed by molding a rubber composition into the shape of a roller. In the rubber roller, a complex elastic modulus E* of rubber and a surface roughness Rz of the rubber roller satisfy a relationship indicated by an equation (1) shown below; and a hardness change of the rubber is set to not more than five points when the rubber ages at 70° C. for eight days: 7×Ln E*?0.12×Rz+3.0?10.

Abstract: A cold rolling process for impressing a pattern on a surface of a sheet metal article involves passing the sheet article through a pair of rolls and engaging a patterning feature with isolated areas of a surface of the sheet article, at a localized pressure to plastically deform at least the surface of the sheet article. A rolling pressure is maintained on other areas of the sheet article that is less than the bulk elastic yield strength of the metal. A cold rolling apparatus is also described having a pair of rolls, each with partially cylindrical outer surfaces. The rolls have a gap between the cylindrical parts. One of the rolls has a localized surface region that is displaced relative to the surface of the roll. When the localized region is brought near the other roll, a spacing exists that is narrower than the gap. One of the rolls has a localized patterning feature that aligns with the localized surface region to impress a pattern into the sheet article.

Abstract: This relates generally to devices used in the removal of excess spray-applied insulation from building components, and more particularly to an improved roller for rotary scrubbers used in the removal of such excess insulation. A rotary scrubber generally comprises a hand-held device having a roller assembly rotatably associated with a forward end of an arm or a pair of arms of the device. The roller assembly, comprised of one or more rollers and adapted for driven, rotatable association with the scrubber, is driven to rotate by a motor and one or more associated drive belts located on the device. The improved roller comprises a cylindrical body having an at least an outer surface defining a plurality of longitudinal ribs, with each rib defining at least one longitudinal edge to enhance the removal of excess spray-applied insulation. The ribs may be machined or cut into the outer surface of each roller, or the ribs may be formed by a molding or extrusion process.

Abstract: A roll in a paper or board machine has a roll frame or center shaft (15) with bearings mounted at its ends and a groove-like surface structure (10). There is a contact between the surface structure and the center shaft so that an essentially closed structure is formed. The roll produces a vacuum that keeps the web attached to the outer surface of a fabric in the fabric wrap area of the roll circle by utilizing the boundary layer airflows of the surface structure flow and/or of the web. A dryer group has at least one contact dryer cylinder and at least one turning roll with a single fabric run arrangement.

Abstract: An automated banking machine (10) includes at least one of sheet dispensing mechanisms (34, 36, 38, 40, 210). Each sheet dispensing mechanism includes a picking member (72, 212). The picking member rotates, and with each rotation generally causes an end note to be picked from a stack (42, 264) of sheets. The picking member (212) includes an arcuate projecting portion (258) that reduces the risk of damage to the leading edge areas of sheets due to opposed picking and stripping forces.

Abstract: An embossing system is provided for embossing a web having a first embossing roll having embossing elements and a second embossing roll having embossing elements, wherein at least a portion of the embossing elements of the first and second embossing rolls are substantially oriented in the cross-machine direction. The embossing roll may be crowned, may have alignment means, and may be provided with precision gearing.

Abstract: A forage conditioner for conditioning cut crop material from a forage harvester includes a fixed bottom fluted roller carried in end housings and a top fluted roller which is pivotally mounted on the housings by a linkage pivotal relative to the housing about an axis lying in a plane at right angles to the roller axes so that the top roller is liftable from crushing position against the bias of a spring extending along the top roller. Flutes on the rollers are arranged with a first surface on one side which extends substantially radially outwardly to an apex and a second surface which has a first portion parallel to a tangent of the roller and a second portion inclined inwardly to the roller surface at an angle significantly less than 90 degrees. The bottom roller is arranged with the first surfaces leading to carry the crop into the area between the rollers and the top roller is arranged with the first surface trailing.

Abstract: The rotating cylinder for processing a web material comprises an essentially rigid cylindrical core (13), on which is fitted an interchangeable sleeve (45) of elastically expandable material whose rigidity is less than that of the material of the core; the sleeve is axially and angularly fixable to the core and is provided on its outer surface with a relief pattern. For each end of the 3 cylinder, there is provided at least one corresponding mechanical locking member which can be fixed to the corresponding end of the core of the cylinder and which interacts with the corresponding end of the interchangeable sleeve to lock the interchangeable sleeve angularly with respect to the core of the cylinder.

Abstract: The cleaning implement includes a shaft having an operator end and a cleaning end, a mop head comprising a liquid-absorbent material and a wringing mechanism. The mop head and the wringing mechanism are movable relative to one another between at least a cleaning position and a plurality of wringing positions. The wringing mechanism includes a roller which compresses at least a portion of the liquid-absorbent material to thereby expel liquid therefrom. The plastic roller has a plurality of spaced ribs defining cavities therebetween. The ribs are complementally shaped and dimensioned to allow rolling contact relative to the liquid absorbent material as travel takes place between the cleaning position and a wringing position.

Abstract: A feed roll for tree handling has a number of strips which substantially cover its outer face. The strips have leading and trailing edges shaped to interdigitate with one another. A layer of resilient or slippery material is located between the strips and a drum. The strips can rock slightly.

Abstract: A planographic printing plate supply unit comprising: carrying rollers rotating while pressing a stacking bundle, in which planographic printing plates and covering papers are stacked alternately, so as to carry the planographic printing plate and covering paper at the top of the stacking bundle, wherein convex portions which are elastically deformed when pressing the stacking bundle and whose contact area with the planographic printing plate is larger after being elastically deformed than before are provided on the outside periphery of the carrying roller.

Abstract: A cover peeling machine includes a pair of rolls. The roll has an almost conical shape. Both of the rolls are rotated in a reverse direction. The direction of the rotation is an inward direction as seen from above. A golf ball is put close to a tip of the roll. In the vicinity of the tip, a distance between a nip of the roll and the golf ball is short. Therefore, a clip portion formed on the golf ball can be easily bitten between the rolls. With the rotation of the roll, a cover is peeled from a core. A groove formed on a surface of the roll can prevent the roll and the cover from slipping. After the removal, the cover and the core are recycled respectively.

Abstract: A feed wheel includes a hub and a discontinuous tread removably fitted about the hub. At leading and trailing ends of the discontinuous tread are mateable non-planar female and male surfaces which interfit with one another and tend to interlock the tread ends together. The tread has locking lugs formed under leading and trailing ends and an intermediate segment of the tread which fit into holes configured and located in the hub complimentarily to the locking lugs. The holes and locking lugs are oriented relative to one another so as to enable the tread to be retained about the hub with the tread ends interlocked together during operation of the feed wheel.

Abstract: The present invention concerns a compacting machine, in which the compacting elements can be removed from the compactor housing transversely to the direction of the drive shafts.

Abstract: The invention provides a coated composite cylinder and a machine for making paper including a coated composite cylinder. On top of said composite cylinder (1) is drawn or extruded a metal casing (2), whose metal surface is modified with a metal treatment process and/or plated with a coating layer.