Abstract: A recording apparatus comprises a lifting mechanism lifting and lowering a roll-shaped medium, wherein the lifting mechanism includes a lifting unit which lifts and lowers in an apparatus height direction and on which the roll-shaped medium is placed, a position adjustment unit configured to adjust a position of the lifting unit in the apparatus height direction, and a base unit supporting the lifting unit and the position adjustment unit. The base unit includes an insertion portion through which a shaft member supporting the base unit is inserted. The insertion portion includes an inner circumferential portion facing an outer circumferential portion of the shaft member. A plurality of rolling elements is disposed in the inner circumferential portion of the insertion portion, and the plurality of rolling elements protrudes from the inner circumferential portion when viewed from an axial direction in which the shaft member extends.

Abstract: An electric actuator comprises a housing and an output shaft reciprocatingly received by the housing. There is a screw assembly disposed within the housing and coupled to the output shaft. The screw assembly includes a plurality of annular rollers and a central screw received by the annular rollers. The annular rollers are rotatable about the central screw. There is a motor which includes a stator and a rotor. The rotor has an inner bore which engages the annular rollers. Rotation of the rotor causes the central screw to translate axially relative to the rotor and the output shaft to reciprocate relative to the housing.

Abstract: The present disclosure is directed to a component handling assembly. The component handling assembly includes a base member, an arm pivotably coupled to the base member, and a beam rotatably coupled to the base member. The component handling assembly also includes a counterweight rotatably coupled to a first end of the beam. The component handling assembly further includes a coupling assembly coupled to a second end of the beam. The coupling assembly is configured for coupling to a component. Rotating the counterweight in a first direction rotates the beam, the coupling assembly, and the component in a second direction.

Abstract: Presented herein are downstream recovery (error correction) techniques for an aggregated/consolidated media stream. In one example, a consolidated media stream that includes source media packets from one or more sources is sent to one or more downstream receiving devices. Based on the source media packets, one or more self-describing recovery packets for downstream error correction of the source media packets are generated. The self-describing recovery packets include a mapping to the source media packets used to generate the self-describing recovery packets, thereby avoiding the addition of error correction information in the consolidated media stream. The one or more self-describing recovery packets are sent to each of the downstream receiving devices as a separate stream.

Abstract: A holding and supporting group of a winding spindle in a machine for winding plastic film onto spools includes a winding reel positioned between two uprights, wherein a first upright carries a rotating plate which cantilever-supports three spindles and a central shaft, wherein the central shaft is supported at the other end by the second upright, wherein, in correspondence with a free end of the central shaft, there is a star-shaped plate with three supporting arms for each free end of the three spindles through a respective toggle lever mechanism driven by an actuator carried on a lever articulated with respect to the star-shaped plate, and in turn caused to oscillate between an operative blocking position of the respective spindle and a rest position for releasing the respective spindle by an additional actuator.

Abstract: A web rewinding apparatus having a mandrel cupping assembly for releaseably engaging unsupported ends of a plurality of mandrels is disclosed. Each of the plurality of mandrels extends generally parallel to the web winding turret assembly axis. Each of the mandrels is driven in a closed mandrel path about the web winding turret assembly axis. The mandrel cupping assembly comprises a cupping arm turret having a cupping arm turret central axis, a mandrel cup cooperatively associated with each mandrel of the plurality of mandrels, at least three motion limiting devices disposed upon the cupping arms, and a first actuator.

Abstract: A cam-controlled core inserter for a surface winder is disclosed. The device has a cam housing having a longitudinal axis, a cam disposed within a first surface of the cam housing, a fixed finger plate juxtaposed proximate to the cam housing and the cam, and a first cam follower cooperatively associated with the cam. The fixed finger plate has a fixed finger fixably attached thereto. The first cam follower has a finger shaft disposed through the fixed finger plate and has a movable finger attached thereto. The movable finger has an adjustable orientation relative to the longitudinal axis as the first cam follower orbits about the longitudinal axis. The distal end of the movable finger and the distal end of the fixed finger are capable of forming a space therebetween for contacting engagement and containment of a core suitable for the convolute disposal of a web material thereabout.

Abstract: A detacher for detaching from a roll a spool supporting the roll, and the detacher includes a detacher body; and a plurality of hooking parts disposed on a circumference of the detacher body to engage a plurality of projections of a flange disposed at an end of the spool. With the hooking parts engaging the projections of the flange, the roll and the detacher are relatively displaced so that the spool is detached from the roll.

Abstract: A surface winder for winding a log of web material convolutely about a core is disclosed. The surface winder has a frame providing the web material with a path therethrough, a first winding roll rotatably mounted in the frame on one side of the path, a stationary finger mounted on the frame on the other side of the path adjacent the first winding roll and spaced therefrom a distance sufficient to receive the core to be wound in the path, the first winding roll cooperating with the stationary finger means to rotate the core, a cam-controlled core insertion device for a surface winder, and a second winding roll rotatably mounted in the frame on the other side of the path and downstream in the direction of web advance from the stationary finger means and forming a nip with the first winding roll.

Abstract: A roll medium feeding device includes a temporal placement portion on which a roll medium is placed temporarily, a roll holder that has a fitting portion which is movable in a width direction of the roll medium, and an elevating unit that lifts the roll medium. The elevating unit includes an elevating portion that has a placement portion and is capable of going up and down in an up-down direction, an operation lever that moves rotationally about a fulcrum, and moves the elevating portion with the rotational movement, and a pedal that is provided at a free end side of the operation lever.

Abstract: A mandrel cupping assembly for releasably engaging unsupported ends of a plurality of mandrels is disclosed. The mandrel cupping assembly comprises a cupping arm turret having a cupping arm turret central axis, a mandrel cup cooperatively associated with each mandrel of the plurality of mandrels, at least three motion limiting devices disposed upon the cupping arms distal from the fulcrum, and a first actuator.

Abstract: A web rewinding apparatus having a mandrel cupping assembly for releasably engaging unsupported ends of a plurality of mandrels is disclosed. Each of the plurality of mandrels extends generally parallel to the web winding turret assembly axis. Each of the mandrels is driven in a closed mandrel path about the web winding turret assembly axis. The mandrel cupping assembly comprises a cupping arm turret having a cupping arm turret central axis, a mandrel cup cooperatively associated with each mandrel of the plurality of mandrels, and a first actuator.

Abstract: A set changing device of a slitter-winder has a pusher device for pushing completed wound fiber web rolls (10) of partial webs cut with a slitter-winder and carried by carrier means (11, 18?) forward from the winding-up section (1). The pusher device has at least two press rolls. The position of at least one of the press rolls (2, 3) with respect to the body (17) of the pusher device (6) is arranged to change during pushing.

Abstract: A roll medium lifting device of a recording apparatus includes: an elevating unit that has a loading unit therein and can be raised and lowered in the vertical direction; an operation lever that is rotatable about a fulcrum; and a cam that performs force transmission by converting rotational movement of the operation lever in the vertical direction to vertical movement of the elevating unit at a position closer to the fulcrum in the operation lever. Further, when the operation lever is rotated to cause the cam to move the elevating unit upward, a portion of the cam that makes contact with the elevating unit faces to the moving direction when the elevating unit is moved upward.

Abstract: A hose deployment and retrieval system is described that includes a modular reel assembly. The modular reel assembly includes a reel having a hub around which a hose may be wound and a wheel assembly on either side of the hub and spaced to accept the hose there between. The reel assembly also includes an axle in the center of the hub around which the hub can spin and a base holding the axle. A deployment fork assembly includes a reel assembly mount for engaging with the modular reel assembly and a drive mechanism to spin the reel when the deployment fork assembly is engaged with the modular reel assembly, wherein the deployment fork assembly is adapted to mount to a vehicle.

Abstract: A winder assembly includes a turret assembly rotatably mounted to a frame and a first core and at least one second core mounted for rotation on the turret assembly. The winder assembly includes a lay-on roll assembly pivotally mounted to the frame and including one or more lay-on rollers. The lay-on roll assembly is movable between a first retracted position and a first extended position. The winder assembly includes an enveloper assembly having one or more first pivot arms pivotally coupled to the frame. The winder assembly includes one or more pivot roll side plates pivotally coupled to the at least one first pivot arm. The pivot side roll plate is configured for curvilinear movement. The winding assembly includes biasing means coupled to the pivot roll side plate and rotatable therewith.

Abstract: A recording apparatus includes a roll paper holder including a shaft portion which holds a roll paper such that the roll paper is capable of being fed, a temporal placement portion on which the roll paper is temporarily placed, and a roll paper lifting device which includes a placement portion on which the roll paper is placed, and lifts the roll paper to a height position of the shaft portion of the roll paper holder while an end of the roll paper in the temporarily placed state is placed on the placement portion so as to position a core port of a roll core of the roll paper and the shaft portion.

Abstract: A method for forming a tubular sheet product roll includes providing a sheet product roll having a first configuration and a void, centering a rotational axis of the sheet product roll on a longitudinal axis of a first tool, and inserting the first tool into the void of the sheet product roll to define an inner diameter of the void and to form the sheet product roll having a second configuration different from the first configuration.

Abstract: Disclosed is a system to be combined to one or more rewinding machines (1) for forming reels or logs of web material wound around winding mandrels. The system, whose function is to prepare the winding mandrels with the related winding cores positioned thereon, comprises in combination: a robot (5) for extracting winding mandrels (A) from formed reels (BB); a cutting unit (7) for cutting tubes (T) for forming tubular winding cores (AT) of settable axial length; an insertion unit (9), for introducing the winding mandrels into a set of tubular winding cores.

Abstract: A coreless roll of paper is formed by winding a web of paper around an elongated mandrel to form a roll of convolutely wound paper. The mandrel is formed from flexible and elastic material, and after the roll is wound, the mandrel is pulled longitudinally and withdrawn from the roll of paper to form a coreless roll. Alternatively, the mandrel can be pressurized to expand the mandrel radially before or during the winding of the web around the mandrel. After the roll is wound, the pressure in the mandrel is relieved so that the mandrel contracts radially, and the mandrel is withdrawn from the roll. A novel clasp is used to grasp and extract a tubular mandrel from the roll. The clasp includes a rigid shaft which is adapted to be inserted into a tubular mandrel. A plurality of clamping blocks are spaced radially outwardly from the shaft and are spaced circumferentially around the shaft.

Abstract: The rewinding machine includes a path for feeding a web material; a first winding roller and a second winding roller defining a nip, across which the web material passes; downstream of the nip a third winding roller with movable axis, cooperating with the first winding roller and the second winding roller to form a winding cradle for the rolls. An auxiliary winding roller with movable axis is also provided, which can be inserted between the first winding roller and the second winding roller downstream of the nip.

Abstract: In a winder assembly, a turret assembly indexes first and second cores between winding and removal positions. A lay-on roll assembly includes a roller and moves between a retracted position and an engaged position wherein the roller and the core, or the work material wound onto the core, cooperate to form a nip. A cutter is provided for cutting a web of sheet-type work material being wound onto the core. An enveloper assembly is provided and includes a nipping pivot roller that can engage a cut edge of the work material and feed the cut edge into the nip formed between the roller forming part of the lay-on roll assembly and a fresh core thereby allowing the work material to wind around the core.

Abstract: Processes for initiating a web winding process, more particularly a processes for initiating a web winding process that doesn't require the use of a threading rope or manually threading a tail of the web like known processes are provided.

Abstract: A front winding base frame (1A) and a rear winding base frame (1B) are respectively provided with winding arms (3A and 3B) that hold winding shafts (4A and 4B) so as to be capable of ascending and descending vertically, and the winding arms (3A and 3B) are attached to the front winding base frame (1A) and the rear winding base frame (1B) so as to be capable of being exchanged between the front winding base frame (1A) and the rear winding base frame (1B). A front-side touch roller frame (13A) and a rear-side touch roller frame (13B) are respectively provided with touch rollers (16A and 16B) so as to be capable of ascending and descending vertically, and the touch rollers (16A and 16B) are attached to the front-side touch roller frame (13A) and the rear-side touch roller frame (13B) so as to be capable of being exchanged between the front-side touch roller frame (13A) and the rear-side touch roller frame (13B).

Abstract: A device and a method for preparing mandrels (1?) to be fitted on a rod (7) and spaced from one another. The device includes two grooves (2, 3) arranged in the vicinity of one another, i.e. a supply groove for receiving the mandrels (1) along the axis of the groove, the groove being combined with elements for juxtaposing the mandrels, and a groove for receiving the mandrels selected from the mandrels of the supply groove, the receiving groove being fitted with abutment members (6) for defining individual housings (18) for the selected mandrels, and an element (5) for transferring the selected mandrels towards the housings. A device for collecting coiled mandrels, and a device and method for handling the mandrels are also described.

Abstract: A method, a mandrel and a device for removing coreless rolls of a plastic film. The mandrel comprises a tubular body having a plurality of radial holes, conformed with a chamber for distributing pressurized air, in which a piston suitable for being magnetically coupled with an external drive member slides. When a roll must be removed, pressurized air is supplied to the fore end of the mandrel, and escapes from all the holes to expand the internal turns of the roll which can be taken off without friction. As the roll advances along the mandrel, the magnetically driven piston progressively reduces the volume of the air chamber preventing at the same time the air to escape from the holes that progressively come to lie on the rear side of the mandrel, with consequent saving of compressed air.

Abstract: One or a plurality of coreless rolls of a stretchable plastic film are wound up on a mandrel (10) having a tubular body; the mandrel (10) comprises at least a fore air chamber (14) and a rear air chamber (15) axially aligned, wherein the peripheral wall (11) of the mandrel (10) comprises a perforated zone (16, 17) in correspondence of each air chamber (14, 15). One or a plurality of coreless rolls (B1, B2) of stretchable plastic film are wound up on the mandrel (10) at said perforated zones (16, 17) and air chambers (14, 15); the roll or rolls (B1, B2) are removed by pushing said roll or rolls along the mandrel (10), by supplying pressurized air initially into all air chambers (14, 15) during a first removal step of the roll or the rolls (B1, B2) and selectively disconnecting each chamber (14, 15) from the pressurized air source, starting from the rear air chamber (15) to the fore air chamber (14) at overcoming of each air chamber (14, 15) by said roll or rolls (B1, B2).

Abstract: A set changing device of a slitter-winder has a pusher device for pushing completed wound fiber web rolls (10) of partial webs cut with a slitter-winder and carried by carrier means (11, 18?) forward from the winding-up section (1). The pusher device has at least two press rolls. The position of at least one of the press rolls (2, 3) with respect to the body (17) of the pusher device (6) is arranged to change during pushing.

Abstract: The rewinding machine includes: a winding unit; a feed path of the web material; an insertion path of the winding cores; a separator device to sever the web material upon completion of winding each log. The separator device is disposed and produced to be activated by passage of a winding core.

Abstract: A winder for winding a web to produce a rolled product is provided. The winder includes a web transport apparatus that is used for conveying the web. Also included in one exemplary embodiment is a plurality of independent winding modules. The winding modules are independently positioned to independently engage the web as the web is conveyed by the web transport apparatus. The winding modules may be configured to wind the web to form a rolled product by center winding, surface winding, and combinations of center and surface winding. The winding modules are structurally and operationally independent of one another where if one module is disabled, another may still operate to produce the rolled product without shutting down the winder.

Abstract: A winder for winding a web to produce a rolled product is provided. The winder includes a web transport apparatus that is used for conveying the web. Also included in one exemplary embodiment is a plurality of independent winding modules. The winding modules are independently positioned to independently engage the web as the web is conveyed by the web transport apparatus. The winding modules may be configured to wind the web to form a rolled product by center winding, surface winding, and combinations of center and surface winding. The winding modules are structurally and operationally independent of one another where if one module is disabled, another may still operate to produce the rolled product without shutting down the winder.

Abstract: A method, a mandrel and a device for removing coreless rolls of a plastic film. The mandrel comprises a tubular body having a plurality of radial holes, conformed with a chamber for distributing pressurised air, in which a piston suitable for being magnetically coupled with an external drive member slides. When a roll must be removed, pressurised air is supplied to the fore end of the mandrel, and escapes from all the holes to expand the internal turns of the roll which can be taken off without friction. As the roll advances along the mandrel, the magnetically driven piston progressively reduces the volume of the air chamber preventing at the same time the air to escape from the holes that progressively come to lie on the rear side of the mandrel, with consequent saving of compressed air.

Abstract: One or a plurality of coreless rolls of a stretchable plastic film are wound up on a mandrel (10) having a tubular body; the mandrel (10) comprises at least a fore air chamber (14) and a rear air chamber (15) axially aligned, wherein the peripheral wall (11) of the mandrel (10) comprises a perforated zone (16, 17) in correspondence of each air chamber (14, 15). One or a plurality of coreless rolls (B1, B2) of stretchable plastic film are wound up on the mandrel (10) at said perforated zones (16, 17) and air chambers (14, 15); the roll or rolls (B1, B2) are removed by pushing said roll or rolls along the mandrel (10), by supplying pressurised air initially into all air chambers (14, 15) during a first removal step of the roll or the rolls (B1, B2) and selectively disconnecting each chamber (14, 15) from the pressurized air source, starting from the rear air chamber (15) to the fore air chamber (14) at overcoming of each air chamber (14, 15) by said roll or rolls (B1, B2).

Abstract: The device to position tubular winding cores on a common supporting and rotating shaft comprises: supporting members for said shafts AS and gripping and handling members 23A, 23B of the winding cores A parallel to the axis of said shaft AS.

Abstract: A method and apparatus for transferring a web wound about a loaded core. The steps include providing a core shaft axially extending between a core shaft first end and a core shaft second end, providing a web wound about a loaded core, the loaded core coaxially related to the core shaft, axially supporting the core shaft by a first axial support operatively engaged with the core shaft first end and a second axial support operatively engaged with the core shaft second end, axially moving the loaded core from the core shaft to the second axial support, and removing the first axial support and the second axial support.

Abstract: The rewinding machine includes a winding system and a feed path for a web material towards the winding system. Along the feed path is a channel for insertion of the cores and an interruption member which acts on the web material.

Abstract: The invention relates to a rolling system for rolling strip-shaped rolling stock, comprising at least one first (1, 5) and one second reel (20), and at least one reversing frame (8, 13) between the two reels (1, 5, 20) and comprising associated coil transport means (22, 23, 28) for feeding or removing coils of the rolling stock to and from the respective coil transfer stations (24, 29), if present, and comprising transverse transport means (27) for the coil transport between the coil transfer stations (24, 29, 30). The invention is characterized in that a single common coil transport means (25), by which the coils can be transported from or to the transverse transport means (27), is disposed downstream of the coil transfer stations (24, 29).

Abstract: A winder for winding a web to produce a rolled product is provided. The winder includes a web transport apparatus that is used for conveying the web. Also included in one exemplary embodiment is a plurality of independent winding modules. The winding modules are independently positioned to independently engage the web as the web is conveyed by the web transport apparatus. The winding modules may be configured to wind the web to form a rolled product by center winding, surface winding, and combinations of center and surface winding. The winding modules are structurally and operationally independent of one another where if one module is disabled, another may still operate to produce the rolled product without shutting down the winder.

Abstract: A winding apparatus for use in a copier, a printer, and other devices for ejecting a printed sheet in a rolled form of a cylinder without having a core includes a gripping mechanism for gripping the leading end of a sheet when the sheet is rolled into cylindrical form. The gripping mechanism is disposed on a cylindrical member provided to each of both ends of the sheet in a direction orthogonal to a conveyance direction of the sheet and moving with the conveyance of the sheet. The on and off states of gripping to the leading end of the sheet can be controlled. The gripping mechanism is turned to the off state, and the cylindrical member is retracted from the sheet.

Abstract: A substrate case includes a shaft portion around which a sheet-shaped substrate having a circuit area in which a circuit manufacturing process is performed is wound; and a cover portion that accommodates the substrate in the state of being wound around the shaft portion, the shaft portion having a holding portion that holds an area different from the circuit area at a winding start portion of the substrate.

Abstract: The rewinding machine includes a winding unit; a feed path of a web material; a separator device to sever the web material upon completion of winding each log; an insertion path of the winding cores towards the winding unit; a movable mechanical member to facilitate forming a first turn of web material around each winding core inserted in the insertion path.

Abstract: The rewinding machine includes a path for insertion of tubular cores; a winding cradle; a first moving member designed to be in contact with the web material to be wound; a rolling surface forming, with the first moving member, a channel for passage of the tubular cores; and an insertion device to insert the cores in the channel. At the inlet of the insertion channel there is a second moving member, opposed to the first moving member, the core insertion path passing between the first and the second moving members. The two moving members are arranged at a distance such that a core inserted between them is in contact with the second moving member and with the web material entrained around the first moving member.

Abstract: A core assembly for a continuous sheet includes a core of a cylindrical form. A side channel is formed in the core to extend fully in an axial direction thereof. A shaft hub is disposed through the core movably in the axial direction. A changing unit or adjuster displaces the core in response to moving of the shaft hub between first and second positions, and enlarges an outer diameter of the core when the shaft hub is in the second position than when the shaft hub is in the first position. Preferably, the changing unit includes a cam roller, disposed on the shaft hub, for projecting in a radial direction. A cam ramp surface is formed with an inner surface of the core, has a height increasing toward the second position, is pressed by the cam roller.

Abstract: A device and a method for preparing mandrels (1?) to be fitted on a rod (7) and spaced from one another. The device includes two grooves (2, 3) arranged in the vicinity of one another, i.e. a supply groove for receiving the mandrels (1) along the axis of the groove, the groove being combined with elements for juxtaposing the mandrels, and a groove for receiving the mandrels selected from the mandrels of the supply groove, the receiving groove being fitted with abutment members (6) for defining individual housings (18) for the selected mandrels, and an element (5) for transferring the selected mandrels towards the housings. A device for collecting coiled mandrels, and a device and method for handling the mandrels are also described.

Abstract: A rolling installation for the rolling of in-process stock in the form of strip having a first reel, a second reel, with at least one stand between the reels, and with assigned coil transport trucks. Each reel is designed as a reversing reel, namely as an uncoiling and coiling reel.

Abstract: The rewinding machine includes a winding system and a path for feeding a web material towards said the winding system. Along the feed path at least one suction member is positioned to temporarily obstruct feeding of the web material and cause interruption thereof at the end of winding of each log.

Abstract: Disclosed is a system to be combined to one or more rewinding machines (1) for forming reels or logs of web material wound around winding mandrels. The system, whose function is to prepare the winding mandrels with the related winding cores positioned thereon, comprises in combination: a robot (5) for extracting winding mandrels (A) from formed reels (BB); a cutting unit (7) for cutting tubes (T) for forming tubular winding cores (AT) of settable axial length; an insertion unit (9), for introducing the winding mandrels into a set of tubular winding cores.

Abstract: A method for automatic sleeve filling of a winding shaft on roll cutting and winding machines is provided in which, in an exemplified embodiment, in a first step at least two empty winding sleeves are slid onto a free end of a winding shaft so that the winding sleeves are adjacent to one another, in a second step the last winding sleeve slid on by a freely positionable fork piece of a freely programmable draw-off plate along the winding shaft is slid over the winding shaft until the last winding sleeve has reached a predetermined position, in a third step the next-to-last winding sleeve slid on is grasped by tongs freely positionable along the winding shaft and is slid over the winding shaft to the point where in a fourth step the fork piece can dip into the gap produced by the tongs so that the next-to-last winding sleeve is positionable along the winding shaft by the fork piece.

Abstract: The plant comprises in combination at least one winder (3) which receives at least one web material and produces large diameter reels (B) by winding said web material around winding mandrels (M); at least one unwinder (9) which unwinds said large diameter reels (B) and feeds the web material to a transformation line (15, 21, 23); a plurality of carriages (11), which transfer said reels from a loading station (7) towards said unwinder (9), support said reels in the unwinder during unwinding and convey the finished mandrels towards a recovery area.

Abstract: Embodiments of a strap roll up device are disclosed which may be used to conveniently roll up and secure tie down straps or other similar articles.