Abstract: A conveyance roller 3 including a support shaft 31, a main rotating portion 34, and a sub rotating portion 35, and a driving body 50 that is in contact with the main rotating portion 34 and the sub rotating portion 35 and that supplies a rotational force to the main rotating portion 34 and the sub rotating portion 35 are provided, wherein the main rotating portion 34 and the sub rotating portion 35 are attached along the support shaft 31 and are rotatable independently of each other around the support shaft 31, the sub rotating portion 35 is not configured to contact an object to be conveyed but the main rotating portion 34 is configured to contact the object to be conveyed and bias the object to be conveyed, the driving body 50 is rotated by power around a rotation shaft 51 in a direction intersecting with the support shaft 31, the support shaft 31 is configured to change an orientation of the support shaft 31 by rotating around the rotation shaft 51, and the driving body 50 is in contact with the main rotat

Abstract: A bearing housing with improved protective element and non-separable conveyor pulley that reduces metal use, labor, assembly and maintenance costs. The conveyor pulley includes a tubular housing, an axle, two bearing housings with an integrated bearing protection and two bearings. Bearing protector includes air permeable element (e.g., wool, felt) that is configured to allow passage of air while preventing dust and other particulars from entering the bearing thereby improving bearing operation and longevity. The proposed configuration provides protection for pulley bearings from dust and abrasive particles. The bearing housing assembly is manufactured using polymer composite materials by injection molding with embedded parts. The bearing housing includes a slanted bevel proximate outer side of the housing facet to facilitate installation into the pulley housing. The conveyor pulley housing tube is form-pressed around the slanted face to form non-separable conveyor pulley.

Abstract: A motor-driven conveyor roller includes a cylindrical roller body extending along a longitudinal axis of rotation, an axle unit coaxially aligned with the roller body with respect to the longitudinal axis of rotation, a drive unit arranged in the roller body, which is coupled to the roller body and the axle unit to produce a rotational movement between the axle unit and the roller body about the longitudinal axis of rotation, and an end lid which closes the roller body at a first axial end and through which an axle section of the axle unit extends. The end lid has an outer wall formed of stainless steel and an inner wall cast on the outer wall and formed of a light metal.

Abstract: A labyrinth seal including a stator and a non-contacting rotor, and annular elastomeric seals. The confronting surfaces of the stator and rotor define at least one interface passage, including a radially-outermost annular interface passage between an annular, outermost, radially-extending projection of the stator and an annular rearwardly-extending distal projection of the rotor that overlaps the radially-extending projection of the stator, the radially-outermost annular interface passage tapering outwardly and rearwardly at an acute angle relative to an axial reference line. The annular elastomeric seals are stationary with the stator during dynamic operation of the rotor, and are not contacted by a surface of the rotor during dynamic operation. The interface can also have two radially-disposed exclusion chambers, the outer exclusion chamber being defined in part by a radially-inboard projection of the rotor.

Abstract: A roller for a conveyor system comprises a nonlinear bore hole to facilitate retention of the roller on a roller-receiving portion of a corresponding shaft. A nonlinear bore hole comprises a central cylindrical portion for receiving a roller-receiving portion of the shaft and unaligned slots in communication with the central cylindrical portion to prevent migration of the roller from the roller-receiving portion.

Abstract: A compressor may include a non-orbiting scroll, an orbiting scroll, a driveshaft and a bushing. The non-orbiting scroll includes a first end plate having a first spiral wrap extending therefrom. The orbiting scroll includes a second end plate having a first side and a second side. The first side has a second spiral wrap extending therefrom and meshingly engaged with the spiral wrap of the non-orbiting scroll. The second side has a hub extending therefrom. The driveshaft drivingly engaged to the orbiting scroll. The bushing supporting the driveshaft and is disposed within the hub of the orbiting scroll. One of the hub of the orbiting scroll and the bushing includes a convex portion.

Abstract: A material aligning device having a plurality of sine waves, wherein the sine waves can be in the form of protrusions repeating along an outer surface of a roller. The material aligning device provides an oscillation to the material sheet moving on it to cancel its vibrations, which allows for faster and improved alignment while printing, web converting, and during other similar processes. The material aligning device also relieves the high amount of tension typically necessary for the printing, converting, and other similar material processing using machines. The reduction in tension also reduces the likelihood of the material sheet being overly stretched or for it to rip.

Abstract: An adaptive roller conveyor for conveying objects, comprises a plurality of rollers and a control device, wherein the control device is connected with a sensor for detecting at least one parameter of an object, wherein at least one roller is connected with an adjustable brake device, wherein the brake device is connected with the control device, and wherein the control device is configured to control the brake device in dependence on the detected parameter to change the braking effect of the roller.

Abstract: A rolling member includes a rolling shaft; rolling wheels fixed to two ends of the rolling shaft, rolling surfaces of the rolling wheels being sleeved with flexible loops respectively; at least one first engagement structure provided on a rolling surface of each rolling wheel; at least one second engagement structure provided on a surface of each flexible loop facing toward the rolling surface of the rolling wheel; wherein the at least one first engagement structure engages with the at least one second engagement structure.

Abstract: A conveying device (1) is specified, having two frame profiles (2, 3) and a conveying roller (4), arranged in between, with a drive motor (5) and a brake (6). The drive motor (5), located closer to the first frame profile (2), is connected in this case to a power supply bus (10) positioned on the first frame profile (2), and the brake (6), located closer to the second frame profile (3), is connected to a power supply bus (12) positioned on the second frame profile (3). In an operating method for the conveying roller (4), the drive motor (5)/the brake (6) are operated with a first voltage (U1) and associated electronic controllers (17, 30) are operated with a second, lower voltage (U2). In addition, the brake (6) is completely released/ventilated only with a time delay after the application of an electric voltage to the drive motor (5) for the purpose of starting up the conveying roller (4).

Abstract: The composite tube may include a body having a longitudinal centerline axis and at least one end portion. The at least one end portion may include a plurality of segments that are angled relative to the longitudinal centerline axis and are circumferentially separated from each other by a plurality of slits. The composite tube may be implemented in a joint assembly that includes a support wedge. The support wedge may at least partially engage at least one of a radially inward surface of the at least one end portion and a radially outward surface of the at least one end portion.

Abstract: A roller including a roller body in a cylindrical form. The roller body comprises at least partially of a borosilicate glass material.

Abstract: A plastic filler for a cylinder conveyor, wherein the cylindrical conveyor includes a drum supported on a central shaft and defines a void therebetween, and wherein the plastic filler at least partially fills the void and thereby prevents the entry of contaminants into the void.

Abstract: A cartridge bearing assembly for a roller conveyor system includes a housing having a first end, a second end opposing the first end, an inner surface, and an outer surface. A pair of bearings is spaced from each other and disposed in the housing. An shaft is received by the pair of bearings. The shaft is formed from a plastic material. A spring is disposed about a first portion of the shaft intermediate the pair of bearings. The spring biases the shaft outwardly from the first end of the housing.

Abstract: A surface arrangement for a conveyor roller adapted for use in a conveyor system configured to support and move a conveyor medium, and a conveyor roller incorporating same. The surface arrangement has a cylindrical rotatable supporting surface, at least one shear stop member extending outwardly from the rotatable supporting surface, at least one lagging member positioned on the rotatable supporting surface, and a bond between the at least one lagging member and the rotatable supporting surface. The at least one lagging member is positioned on the rotatable supporting surface, with at least a portion of one end of the at least one lagging member abutting at least a portion of the side surface of the at least one shear stop member. The at least one shear stop member is adapted to resist movement of the at least one abutting lagging member in at least one direction along the circumference of the rotatable supporting surface to reduce a shear force exerted on the bond when the conveyor roller is in use.

Abstract: An installation for treating material having a treatment chamber equipped with an envelope which separates a controlled atmosphere which is present in its interior from an atmosphere which is present outside the envelope and a housing which delimits the treatment chamber. At least one supporting roller for conveying the material is arranged at least partly inside the treatment chamber. One or more mounting apparatuses for mounting at least one supporting roller are arranged outside the housing. A flexible compensating element is provided between at least one mounting apparatus and a wall, which is associated with the latter, of the housing, there being provided a sealing arrangement which is connected to said compensating element and which separates the at least one mounting apparatus from the atmosphere which is present inside the envelope.

Abstract: A roller shaft is inserted into a mold including molding members respectively having a first mold surface that defines an outer circumference of a roller portion and second and third mold surfaces that respectively define first and second flat portions of the roller portion, and the mold is then closed. A molding material is injected around the roller shaft to integrally mold the roller portion. The roller portion includes the outer circumference and the first and second flat portions rising from the roller shaft to the outer circumference. The roller shaft includes flange portions at portions corresponding to the first and second flat portions. The flange portions prevent the molding material from leaking outside the first and second flat portions when the roller portion is integrally molded around the roller shaft by injection molding.

Abstract: The present invention relates to a modular and adjustable sliding base, intended mainly for flexible or rigid sheet material cutting machines, but being able to be applied to any machinery requiring it. The base comprises an upper surface (1a) and a lower surface (1b), where said upper surface (1a) has a plurality of through holes (3) communicating the upper and lower surfaces, and a plurality of legs (4) on the lower surface for supporting the base (1). Some legs (4) having a through hole (4a) along the length of the leg and an elastic element (6) arranged around the perimeter of each leg (4) and having a threaded fixing element (5) that can be inserted in the through hole (4a) and emerging from the free end of the leg, for allowing height adjustment of each leg (4) on a support surface (2).

Abstract: A unidirectional annular labyrinth seal for a roller having an outer labyrinth seal and an inner labyrinth seal. The inner and outer seals have an annular outer wall, and an annular inner wall defining an interior and an interior surface. The interior of each seal has one or more annular middle walls and each has a central opening. The outer labyrinth seal and the inner labyrinth seal engage each other so that the outer walls, the inner walls, and the one or more middle walls cooperate to form a labyrinth in the unidirectional annular labyrinth seal. An annular interior seal is positioned in the interior of the outer labyrinth seal or in the interior of the inner labyrinth seal. The unidirectional annular labyrinth seal allows air to flow out of the roller but not into the roller.

Abstract: A loading apparatus includes a first roller, a second roller, a first arm support, a second arm support, a support bar, a first clamp and a second clamp. The loading apparatus is useful for providing a loading apparatus to facilitate loading an article into and out of a vehicle.

Abstract: A bearing holding structure has a substantially cylindrical sleeve and a plate-shaped pressing plate. A tubular portion of the sleeve includes a housing press-fit portion having an outer peripheral surface to be press-fit into a recess of an upper housing, and a bearing press-fit portion having an inner peripheral surface to be press-fit thereinto by a bearing. A pullout prevention portion that protrudes inward to prevent pullout of the bearing is formed at one end of the tubular portion, and the pressing plate is press-fit into the other end thereof.

Abstract: An article feed device for feeding articles along a feeding direction towards a front edge of a shelf being provided with the article feed device. A least one roller carrier has a longitudinal extension which is parallel to the feeding direction and comprises a number of roller receiving seats for rotationally receiving the rollers. The roller carrier is arranged to be longitudinally inserted in the profile rails for fixation of the rollers. The roller carrier comprises end stops for preventing relative longitudinal displacement between the roller carrier and the first profile rails when mounted. The roller carrier is divided into at least two section arranged one after the other in the longitudinal direction. Each section is arranged to be inserted from a respective longitudinal end of the first profile rails and comprising cooperating snap engagement means for mutual engagement of one section to the other.

Abstract: A transfer plate for loading a cargo space is disclosed. The transfer plate is intended to be moved, together with load units, into the cargo space, and out of the cargo space, while the load units remain in the cargo space. The transfer plate includes positioning means for positioning the transfer plate relative to the cargo space.

Abstract: A tandem seal, according to the present invention, is provided for a conveyor roller having a drum body with opposing ends rotatably mounted on an axle by way of a bearing assembly within a flanged housing attached at either end of the drum body. The tandem seal has an end cap rigidly mounted within the flanged housing, extending radially inwardly towards the axle and spaced apart therefrom. A guard is rigidly mounted on the axle and extends radially outwardly from the axle and is spaced apart from the end cap. A first contact seal seals the space between the guard and the end cap and a second contact seal seals the space between the axle and the flanged housing.

Abstract: The present disclosure provides a roller assembly including: a support base provided with a shaft hole; and at least two circular arc segments that are detachably mounted on the support base, wherein the at least two circular arc segments constitute a roller and a vertical distance from any point on periphery of the roller to an axis of the shaft hole is larger than a vertical distance from any point on periphery of the support base to the axis of the shaft hole. The present disclosure also provides a transmission device including a roller assembly described above.

Abstract: A pressed pulley includes an annular connecting portion connected to an end of the outer tubular portion around which a belt is wound and an end of the inner tubular portion. The connecting portion is an annular bent portion having a circular arc-shaped section and formed with an inner circular arc-shaped surface having a constant radius of curvature and connected to the radially inner surface of the outer tubular portion and the radially outer surface of the inner tubular portion through respective tangential lines.

Abstract: A modular transport system for transporting goods around the system on transport trays, including two or more transport modules arranged side-by-side so that an upper side of the modules together form a transport plane, where each of the modules includes one or more multidirectional drives for transporting the trays in substantially any direction in the transport plane and the trays and the modules include tray orientation detectors for detecting the orientation of the tray in relation to the modules.

Abstract: A driver roller (1, 18) having a rolling body (22) and at least one axle shaft journal (3, 5, 19, 32). The at least one axle shaft journal (3, 5, 19, 32) is fixed to the rolling body (22) indirectly via at least one support element (4, 6, 21, 25, 27, 29), which is fixed to the rolling body (22), by means of removable connecting means. The at least one axle shaft journal (3, 5, 32) is arranged such that the longitudinal axis of the journal is coaxial to the longitudinal axis of the rolling body (22), and the axle shaft journal is a separate component. The support element (4, 6, 21, 25, 27, 29) has the shape of a ring or a disk with a groove (30) in an end wall of the ring- or disk-shaped support element (4, 6, 21, 25, 27, 29). The support element (4, 6, 21, 25, 27, 29) has a flange (31) on which the axle shaft journal (3, 5, 19, 32) is flange-mounted. Such a driver roller can be easily assembled from modules, thereby simplifying maintenance and storage.

Abstract: A rotary transmitting assembly may include a housing having a bearing surface sustaining a bearing; a hollow shaft coupled to the housing, wherein the hollow shaft has an outer circumferential stepped shaft portion and an inner circumferential stepped shaft portion; a rod member coupled to the housing and having a contacting portion and a protruding part, wherein the contacting portion contacts a part of the hollow shaft and the protruding part abuts the inner circumferential stepped shaft portion. The bearing may include a circular inner support part and a circular outer support part supporting the hollow shaft and the rod member, wherein the circular inner support part abuts the outer circumferential stepped shaft portion and the circular outer support part abuts the bearing surface of the housing. A stopper member may be fixed to the rod member, wherein the stopper member abuts the circular inner support part.

Abstract: In a method for restoring, renovating or rebuilding a railway, a substructure or part of a substructure is installed, a track bed is installed and a track grid is installed and/or an existing track grid is extended, an existing track bed is extended and an existing substructure or part of a substructure is extended. There is provision that the installation of the track grid, the installation of the track bed and the installation of the substructure or part of the substructure takes place in a single working process and/or in that the extension of the existing track grid, the extension of the existing track bed and/or the extension of the existing substructure or part of the substructure takes place in a single working process. Track bed material and/or substructure material is transported to the site and/or away from the site by rail.

Abstract: Disclosed herein is an apparatus for aligning a bill supplied to a transfer path with a center line of the transfer path. The apparatus may include: a first centering roller arranged at one side of the transfer path and applying a frictional force to a portion of the bill positioned at one side of the transfer path so that the bill is moved to the center line, the first centering roller having a first driven wheel formed in a border part to face one edge line of the transfer path; and a second centering roller arranged at the other side of the transfer path and applying a frictional force to another portion of the bill positioned at the other side of the transfer path so that the bill is moved to the center line, the second centering roller having a second driven wheel formed in a border part to face the other edge line of the transfer path.

Abstract: The invention relates to a conveyor roller for conveyor systems for the purpose of conveying containers, pallets and the like, comprising a roller body with a roller axis, the outer peripheral area of which represents a bearing surface for material to be conveyed, and a head element that is inserted with an insertion section into a hollow end of the roller body. The invention further relates to a method for manufacturing such a conveyor roller. In the case of the conveyor roller according to the invention, a holding element is arranged at the insertion section, which holding element has at least one point on the outer circumference thereof, the distance of which in a radial direction from the roller axis is greater than a distance between the roller axis and a point on an inner circumference of the hollow end of the roller body in the same radial direction.

Abstract: An additive manufacturing system for printing a three-dimensional part, which includes one or more electrophotography engines configured to develop layers of the three-dimensional part, a rotatable transfer belt configured to receive the developed layers from the electrophotography engine(s), a detector configured to measure powder densities of the developed layers on the rotatable transfer belt, and to transmit signals relating to the measured powder densities to a controller assembly, and a printing assembly configured to receive the developed layer from the rotatable transfer belt and to print the three-dimensional part from the developed layers.

Abstract: A boat trailer can be disassembled and packaged as a “flat-pack” system which will minimize the storage space required as well as the transport and production cost of larger boat trailers. The trailer can then be reassembled by a dealer or the end customer upon delivery. The boat trailer includes a support frame supported on the ground by wheels at a stern section thereof and a tow bar at a bow section thereof. The boat trailer includes separate frame components which can be disassembled into a flat pack form and joined together in series to form the assembled boat trailer.

Abstract: A dumbbell caster assembly includes a first omnidirectional wheel assembly mechanically coupled to a grip. A second omnidirectional wheel assembly is mechanically coupled to the grip. The omnidirectional wheel assemblies can include a plurality of wheel sub-wheels. The dumbbell caster assembly allows a user to perform exercises, such as push-up exercises and abdominal exercises, that require omnidirectionality.

Abstract: The invention relates to a conveyor roller for conveyor installations for the purpose of conveying containers, pallets and the like, comprising a roller body with a roller axis, the outer peripheral area of which represents a bearing surface for items to be conveyed, and a head element that is inserted with an insertion section having a cylindrical outer surface into a hollow end of the roller body, whereby the insertion section of the head element has a reinforcement element.

Abstract: A belt band conveyor has an endless conveyor belt band guided over deflection and/or drive friction rollers, for deflecting and/or driving the conveyor belt band. Each roller includes an axially-extending shaft. At least three roller segments are releasably mounted on the shaft, axially apart from one another, so as to rotate about a rotational axis extending axially in the longitudinal direction, Each roller segment has an inside circumference contour and a friction surface on its radial outside circumference engaging on the lower belt with friction fit. The inside circumference contour of each roller segment and the outside circumference contour of the shaft are structured so that each roller segment is connected with the shaft with shape fit to prevent twisting about the rotational axis. When the shaft turns about the rotational axis, in a rotational direction, the roller segments also turn about the rotational axis, in this rotational direction.

Abstract: A pick roller as a feed roller of a conveying device includes an inner core portion rotatably disposed on a rotational shaft, a rubber in contact with a sheet, and an outer core portion on which the rubber is mounted and that is removably mounted on the outside of the inner core portion. This enables replacement of the rubber and the outer core portion as one body, making replacement of the rubber easy without improper mounting.

Abstract: A motorized drum has a drum shell having an inner periphery and a central axis, with a motor and a reducer disposed therewithin for delivering rotary power to the drum shell at a determined region thereof. A mounting face system has a mounting face arrangement that receives components to be attached to alter the length of the motorized drum. The mounting face arrangement is disposed at an end of the motorized drum distal from the region where the reducer delivers power to the drum shell. The mounting face arrangement limits the flexure of the attachable components such that the deflection curve is continuous to reduce stress concentration.

Abstract: A belt drive mechanism includes a plurality of pulleys and a belt made from a metal material and wound around the plurality of pulleys. Around the entire circumference of an outer peripheral surface of at least one of the plurality of pulleys, a swelling portion is formed to swell outward in a radial direction of the pulley. The swelling portion includes a first part having a larger swelling amount and a second part having a smaller swelling amount, the first part having a larger linear expansion coefficient than the second part.

Abstract: A conveyor roller has a drum shell and an end lid that has an end lid, an embossed spring band, and a mounting face that is affixed to an axial end of the drum shell. The end lid has a cylindrical geometry that mates with the mounting face, whereby the embossed spring band is compressed by an interference fit between the two mating cylindrical geometries. A polymeric seal is disposed between the inward face of the end lid and the outward face of the drum shell, near the outer circumference of the end lid. Thus, the end lid maintains a spring force against the polymeric seal. The end lid has a ring compression geometry for exerting a compressive force on the polymeric seal as the end lid is retained against the drum shell by the embossed spring band. A cleaning system has a shaft with cleaning conduits, inlet and outlet ports, and an end lid.

Abstract: A conveying system is provided that includes two axially spaced supporting frames extending substantially parallel in the conveying direction of the conveying system, at least one roller, at least one supporting shaft, each supporting shaft configured to be engaged in at least one of the supporting tubular frames to support the at least one driving roller, and at least one first supporting bearing for each supporting shaft. Each roller includes at least one roller body extending around a rotation axis X-X, at least one engaging seat for the at least one supporting shaft, placed concentrically to the roller body, and at least first removably coupling elements for a second roller, a cover or a spacer.

Abstract: An exercise wheel includes two wheel assemblies rotatably mounted to two ends of an axle. Each wheel assembly is rotatable about a longitudinal axis. A plurality of first grooves and a plurality of second grooves are defined in an outer periphery of each wheel assembly. Each second groove is located between two adjacent first grooves. A first roller is rotatably mounted in each first groove of each wheel assembly. Each first roller is rotatable relative to a corresponding wheel assembly about a first rotating axis. A second roller is rotatably mounted in each second groove of each wheel assembly. Each second roller is rotatable relative to a corresponding wheel assembly about a second rotating axis. The second rotating axis of each second roller is parallel to and spaced from the longitudinal axis and is at a non-parallel angle to the first rotating axis of an adjacent first roller.

Abstract: Snap-on rollers for a conveyor belt. The snap-on roller may be snapped onto an axle or into a cavity of a conveyor belt module. Multi-piece snap-on rollers can be installed radially onto an axle on a conveyor belt and joined together in a puzzle pattern to form a complete roller that can rotate on the axle.

Abstract: A roller track comprising a base, a tray, and a plurality of rollers. The tray is configured to slide into the base, and comprises a first end, a center portion comprising a plurality of notches, and a second end. The first end and the second end comprise a plurality of slots. The plurality of rollers is configured to engage the plurality of notches.

Abstract: At least one roller connected to a clip via an axle. The clip capable of being removably attached to a wicket, the wicket being well known in the art. The roller provides anti-friction engagement of wicket workpieces that are handled by wickets in industrial processing such as the processing of tinplate sheets.

Abstract: A material handling system incorporates one or more arcuate conveying surfaces defined by rollers with a large conveyor radius. The rollers may be tapered rollers, and may be live rollers.

Abstract: A conveyor roller has a drum shell and an end lid that has an end lid, an embossed spring band, and a mounting face that is affixed to an axial end of the drum shell. The end lid has a cylindrical geometry that mates with the mounting face, whereby the embossed spring band is compressed by an interference fit between the two mating cylindrical geometries. A polymeric seal is disposed between the inward face of the end lid and the outward face of the drum shell, near the outer circumference of the end lid. Thus, the end lid maintains a spring force against the polymeric seal. The end lid has a ring compression geometry for exerting a compressive force on the polymeric seal as the end lid is retained against the drum shell by the embossed spring band. A cleaning system has a shaft with cleaning conduits, inlet and outlet ports, and an end lid.

Abstract: The present invention provides a scroll wheel for transferring a glass substrate, which comprises a rolling body and a surrounding member. The rolling body has an outward-curving peripheral surface, and an outermost circumference on the surface of the rolling body has an groove disposed around. The rolling body rotates on a central axis. The surrounding member is engaged with the groove of the rolling body. The surrounding member is in contact with the glass substrate and is used to support and transfer the glass substrate. The present invention can prevent the glass substrate from being scratched in the transferring process and reduce the damage of the glass substrate. Moreover, the present invention can make the best use of an element of the scroll wheel that is reusable and reduce the cost.

Abstract: A vacuum roll includes an inner rotor, an intermediate stator, and an outer shell roll. The inner rotor has open and closed portions and is adapted to rotate within the intermediate stator which is rotationally fixed and also has open and closed portions. The outer shell roll has open and closed portions and is adapted to move around the intermediate stator. Together the inner rotor and the intermediate stator define an internal rotary valve interface adapted to control fluid communication between the interior chamber and the outer shell.