Abstract: Method for the handling of parent reels in paper converting plants, comprising the following steps: (a) providing at least one platform with a base adapted to support a parent reel in a waiting station and at least one unwinder (S) adapted to receive said reel in an unwinding station where the parent reel is unwound; (b) positioning a parent reel (1) on the platform at the waiting station; (c) transporting the parent reel (1) along a predefined path from said platform to said unwinder (S) by means of a bridge crane (CP) equipped with movable arms (BC). The step (c) is preceded by a first step consisting in the temporary association of two pins (P) to the arms (BC) of the bridge crane (CP) and by a second step consisting in inserting the two pins (P) in two opposite bases of the parent reel (1) using the same arms (BC); and the step (c) involves the transport of the reel (1) along a path comprising at least one ascending or descending portion with the pins (P) thus inserted into the parent reel (1).

Abstract: A modular element of creel including a structure having at least one support suitable to support a reel or yarn spool; the structure is in the form of a solid polygon and includes a feeder device suitable to allow the feeding of the thread developed by such spool with at least one characteristic, selected from the characteristics of tension and speed, maintained constant and equal to a preset fixed value or function of the operational phase of the machine. The structure is able to be modularly coupled to other similar structures to allow the feeding of more yarn to a textile machine. Every yarn fed by every modular element having its own selected characteristic defined by the feeder device associated with such modular element.

Abstract: Apparatuses and methods for producing an absorbent article are provided. Generally, the apparatuses and methods allow for continuous delivering of a plurality of web material to downstream equipment during a manufacturing process. In some embodiments, the apparatuses and methods allow for simultaneously unwinding, splicing, and lamination of multiple rolls of web material rotatably mounted to a frame and delivering the web material to various downstream manufacturing processes.

Abstract: The invention described relates generally to a method and apparatus for improving existing bulk wire transfer methodologies and more particularly, to welding wire packages for use as an endless wire container such that the welding wire of multiple containers can be linked together to produce an uninterrupted flow of welding wire to a welding operation by employing a welding wire transfer guide, the guide having an outwardly-facing curvilinear groove, one end of said groove of said welding wire transfer guide positioned along a tangent line running between an outer diameter of the in-process coil of wire and an opposed end of said groove along a tangent line running between an inner diameter of the staged coil of welding wire. The apparatus further includes a magnetically positionable wire guide arm above at least two, preferably each bulk welding wire container.

Abstract: Systems and methods for introducing hook fastening elements into a mold traveling along a mold assembly line are disclosed. The system can be configured to cut hook fastening tape into strips having a predetermined length based on information received from the mold assembly line, and to drop the cut strips directly into the mold at the appropriate intervals as the mold travels along the mold assembly line. Also disclosed is a system for facilitating the continuous feeding of hook fastening tape through the system.

Abstract: A splicing device (13) and a method for the transport and feeding of plastic film (8) to a processing station. In this processing station the articles are wrapped in the plastic film (8) and the film (8) can subsequently be shrunk. This device includes a supply of film rolls with at least three separate film rolls (1 to 6) that are subsequently fed to a conveyor. The device furthermore includes a fixation device (20, 24, 26) arranged between the conveyor and the film rolls (1 to 6). The fixation device (20, 24, 26) fixes and joins the beginnings of film of new full film rolls (2 to 6) to the sheet of film currently fed into the processing device.

Abstract: A movable support apparatus (10), supported on a floor and movable between at least two target stations, for receiving, moving and handing over rolls, winding shafts (1) and/or machine reels (4) intended for the handling of a fiber web. The movable support apparatus (10) has support members (12) for holding up the load being handled (1, 4) at both its support ends (2) and is adapted to be supported on a floor with at least one pressure medium cushion element (40). A handling system includes the movable support apparatus (10). Rolls, winding shafts (1) and/or machine reels (4) may be handled with the movable support apparatus (10). The movable support apparatus may be used as a movable winding stand for the winding of a fiber web (W).

Abstract: A method for feeding a supply station of a packaging unit with a new reel of sheet packaging material comprises releasably connecting a sheet packaging material holder to a support structure; coupling an end portion of new reel with holder connected, in turn, to support structure; carrying out on end portion at least an operation, which is preliminary for joining of end portion to a first edge of a terminated reel previously connected to packaging unit; moving new reel together with holder from support structure towards supply station; and releasably connecting a fixed part of supply station to holder together with new reel.

Abstract: Clutch pressure or servo motor torque profiling is applied to the powered capstan roll in a corrugator web splicer to control tension in the paper in the accelerating new paper roll to bring the new roll up to line speed more quickly and without causing web tear out.

Abstract: Apparatuses and methods for producing an absorbent article are provided. Generally, the apparatuses and methods allow for continuous delivering of a plurality of web material to downstream equipment during a manufacturing process. In some embodiments, the apparatuses and methods allow for simultaneously unwinding, splicing, and lamination of multiple rolls of web material rotatably mounted to a frame and delivering the web material to various downstream manufacturing processes.

Abstract: An elastomeric fiber can be easily unwound from a package by way of using an OETO unwinding device which comprises a fiber package, a standby package and a static guide such that the distance from the inlet orifice of the static guide to the center of the static guide-facing side of the fiber package is in the range of 25 to 38 cm, and the distance (R) between the centers of the static guide-facing sides of the fiber package and standby package is in the range of 25 to 50 cm.

Abstract: The present invention compact creel using the OETO method that accommodates an increased number of packages in a relatively small footprint while providing a straight in-line delivery path in which fiber bends and changes in direction are minimized. In addition, the present invention is a system, apparatus and method for tension control in a fiber feeding system that provides a fast and reliable method for feeding high tack elastomeric thread or fiber from a package to a manufacturing process. Furthermore, the present invention provides a method and apparatus for changing packages on a creel without interrupting the manufacturing process. In particular, the compact creel of the present invention provides for continuous operation of unwinding and fiber delivery by allowing a standby package to be loaded on the same mandrel as an active package that is presently being unwound.

Abstract: A non-twist tape transfer system for interconnecting the trailing edge of tape from a first roll of tape to the leading edge of tape from a second roll of tape includes a first element which is attachable to the trailing edge of the tape on the first roll and a second element which is attachable to the leading edge of the tape on the second roll. A spindle which is attached to the holder the first roll is mounted on rotates with the roll and has a slot which releasably receives the first element in a manner such that the first element rotates with it. The second element attachable to the first element in a manner such that it does not rotate with the first element. When the tape starts to feed from the second roll the first element pulls out of the slot and proceeds with the tape.

Abstract: A feeding station for a splicer of a rotary offset printing press is provided. The feeding station includes a feeding device for feeding a paper roll into a splicer; an unpack station for unpacking a paper roll; and a buffer station for storing an unpacked paper roll. The feeding station includes an unpack conveyor leading from the unpack station to the feeding device; and a buffer conveyor leading from the buffer station to the feeding device. The feeding device includes a feeding carriage having a core container for holding two or more cores. A corresponding method is also provided.

Abstract: The invention enables to automatically connect a terminal end portion of a strip-like material drawn out from a winding member constituting an apparatus of supplying the strip-like material and a start end portion of a succeeding strip-like material, at supply support portions 1a, 1b, a strip-like material B is drawn out from one winding member Ba of a plurality of winding members Ba, Bb aligned on support shafts 2a, 2b to be supported thereby, a start end portion of the strip-like material B of other winding member Ba is made to be awaited at an awaiting portion 9a, at every time of finishing transporting the strip-like material B, the strip-like material B is temporarily stopped from being transported, during a time period of stopping to transport the strip-like material B, a start end portion of the strip-like material B of a succeeding winding member Ba is held by a hand apparatus 10 and transported from above the awaiting portion 9a to above a receiving base 7, the start end portion is laminated on a ter

Abstract: An apparatus and method for unwinding yarns with: (1) a drive roll with a polished metal finish to ensure good fiber/metal contact; (2) a drive roll/separator roll combination that enables multiple wraps of yarn on the drive roll; (3) pivoting yarn holding arms for the active and standby packages that provide for easier access to the packages on a frame; and (4) in combination with the pivoting yarn holding arms, one or more pivoting legs extending from a frame so that the apparatus has a relatively small footprint and simplified yarn threading/string-up as compared to background art OETO apparatus.

Abstract: A creel magazine for continuously delivering packaged stranded material to a manufacturing process. A plurality of magazines linearly disposed in substantially parallel alignment are alternately supplied stranded materials fed to the manufacturing process from movable magazine cartridges supporting packages of stranded materials form either side of the magazine frame. The apparatus and method provide for sequential delivery of stranded materials from packages supported by cartridges at the sides of the magazines, intermediate replenishment of the depleted cartridges with cartridges loaded with replenished packages.

Abstract: A method and device for positioning strips and rolls in order to connect same to an unwinding machine. The method is characterised in that it consists in physically representing the position at which the side of the roll (3) must be positioned in relation to the longitudinal axis of the machine, on the outside diameter of the roll with the aid of a light beam emitter (6) that emits light that is visible to the operator and without the use of an active receiver. The invention is especially suitable for machines used for the continuous unwinding of strips of material and, in particular, for machines used to unwind rolls of paper or card in order to feed a downstream machine.

Abstract: A splicing machine (10) to join strip material, the strip material being intended to be delivered to a packaging machine. The splicing machine (10) supports two rolls of strip material on supports (12, 13), with the strip material being taken from one of the rolls. When the material taken from one roll becomes depleted the trailing end of the material is engaged by a first web securing member (18). A second web securing member (19) engages and retains the leading portion of the next roll. The trailing portion of the first roll is then joined to the leading portion of the next roll so that the strip material is continuously delivered to an associated packaging machine.

Abstract: An apparatus and method for supplying a continuous source of wire includes a base supporting at least first and second sources of wire, a wire joining apparatus adjacent the base configured to weld a first wire from the first source with a second wire from the second source and a swing arm apparatus adjacent the first and second sources of wire. The swing arm apparatus may comprise a swing arm assembly configured to position a source cover over the second source of wire upon depletion of a feed wire in the first source of wire.

Abstract: A method for unwinding tacky elastomeric yarn from one or multiple coiled yarn packages includes the steps of (a) removing tubular cores from each yarn package to expose the beginning end of the yarn strand at the inner diameter of the yarn package; (b) forming a terminal end of the yarn strand at a position along the length of the strand between the inner diameter and outer diameter of the yarn package; (c) when unwinding multiple coiled yarn packages, attaching the terminal end of the first yarn package to a beginning end of a next yarn package; and (d) unwinding by pulling the beginning end of the first yarn package in a generally axial direction to remove yarn from the inside of the package from the inner diameter toward the outer diameter. This method provides inside-out unwinding of a single package, or continuous unwinding of multiple packages of elastomeric yarn at a reduced overall yarn tension, and minimizes unwinding tension spikes.

Abstract: An apparatus and method for providing continuous supply of transfer tape to an applicator machine. The method includes unwinding the tape from the rolls to erase the roll memory in the tape, advancing the tape along a web path through knife elements to staging areas and past pinch rollers to the applicator. A second tape is placed on the staging plate for splicing to the first tape at the pinch roller. The first tape is cut and the second tape is advanced to the applicator.

Abstract: A fiberboard splice apparatus is made up of a fiberboard splice part for adhering an old fiberboard fed from one roll fiberboard to an end portion of a new fiberboard fed from the other roll fiberboard to accomplish fiberboard splice therebetween, and a fiberboard feed device for forwarding the new fiberboard from the other roll fiberboard to the fiberboard splice part. The fiberboard feed device includes one fiberboard feed roll placed along an axial direction of the roll fiberboard to make the other roll fiberboard rotatable in a state brought into contact with a surface of the other roll fiberboard and a pair of pickup members located to interpose the fiberboard feed roll therebetween for picking up a tip portion of the other roll fiberboard while coming into sliding contact with the surface of the other roll fiberboard.

Abstract: A method of preparing coils of wound ribbon to reduce twisting thereof during continuous axial ribbon feed to a processing machine. Each coil has a sequence of turns wound about a central axis and includes a central end at an inner-most turn of the sequence of turns and an outer end at an outer-most turn of the sequence of turns. The method includes orienting a first coil and a second coil so that the first and second coils are wound in identical directions and splicing the central end of the first coil to the central end of the second coil such that at least some twists developed during axial ribbon feed of the first coil are removed during axial ribbon feed of the second coil.

Abstract: The invention relates to improvements to methods for recharging a machine which is used to pack groups of products (1, 2, 3, 4) with the aid of a plastic film (5; 51; 53) wherein the film (51) of a distributor reel (7) is unwound, the film of a full reel (70) is subsequently engaged into injection means (17) in such a way that said reel (70) becomes a distributor reel in turn, then the empty distributor reel (7) is replaced with a new full reel.

Abstract: A device for storing and unrolling materials in web form in bookbinding machines having a roll-changing device for connecting a material which is to be unwound from a roll to the end of a material of the same kind unwound from another roll. The two rolls of material are placed, resting on their superficies, in an almost perpendicular shaft and are supported and guided on side walls of the shaft via their end faces. The roll of material to be stored rests on a stationary, almost horizontal floor. The unwinding roll of material rests on movable supporting elements which are set in motion, during the unrolling of the roll of material, when the latter is supported against supporting rollers forming one end face of the shaft.

Abstract: The invention pertains to a device for splicing webs, in particular, paper webs for manufacturing corrugated cardboard, with a splicing unit (9) for preparing and splicing the rear end of a nearly empty active roll (5akt) to the front end of a web (5spl) to be spliced, and with the splicing unit (9) containing one respective intake (11) for the active web (5akt) and for the web (5spl) to be spliced. The device also contains a web unrolling device (13) that serves for accommodating several web rolls (21), with the web unrolling device (13) being constructed in such a way that it is able to accommodate at least three web rolls (21) such that a first web of the three webs delivered from the web rolls (21) can serve as the active web (5akt), a second web of the three webs (21) can serve as the web (5spl) to be spliced to the active web and the third web roll (21) can be simultaneously exchanged and/or the web in question can be prepared for the next splicing process.

Abstract: Pancake of media in strip or tape form and method of making the pancake, the pancake including a hub onto which the media is wound until an outer wound layer is formed on the pancake, and a sealing element attached to the outer wound layer of the pancake such that a free end of the outer wound layer of the pancake is formed in a region beneath the sealing element. The process provides for winding the media onto a hub and attaching a sealing element to an outer layer of the media, wherein the sealing element is attached to the outer wound layer of the pancake such that a free end of the outer wound layer of the pancake is formed in a region beneath the sealing element.

Abstract: A partially unwound roll is moved for splicing with a subsequent parent roll, and the united web is rewound. The torque transmitting means include side clamping mechanisms engaging only the end surfaces of the parent rolls. In one aspect, an automated off-line apparatus and method splice tissue webs from different parent rolls in a finishing unit, and substantially continuous impacts on each web during unwinding splice the webs together. In one aspect, an apparatus and method are disclosed for the production of a soft, high bulk uncreped throughdried tissue web by depositing an aqueous suspension of papermaking fibers onto an endless forming fabric to form a web and through drying the web to final dryness without any significant differential compression to form a dried web having a bulk value of about 15 to 25 cubic centimeters per gram or greater, an MD Stiffness Factor of 50 to 100 kilograms, a machine direction stretch of 15 to 25 percent, and a substantially uniform density.

Abstract: In the manufacture of plastics bags using reclosable zipper strip (10, 14) with engageable male and female profiles (12, 16), a butt splicing operation is used to speed up the changeover from one reel of zipper strip to another. The trailing end of one strip and the leading end of the next strip are brought together in abutting relationship within a splicing unit, sealing material (22) is overlaid on the end zones of opposite sides of the strips, and this is sealed to the underlying zipper strips, preferably using heat and pressure. The flanges (18) of the zipper strips are held apart by separator plates (20) during the sealing operation.

Abstract: A high bulk tissue web is made by depositing an aqueous suspension of papermaking fibers onto a forming fabric to form a web, drying the web, winding the dried web to form a plurality of large diameter parent rolls wound on a core, and transporting the parent rolls to an unwind stand having torque transmitting clamping means for engaging opposite end surfaces of the parent rolls. A backing plate is connected to and rotatable with an unwind shaft connected to an electric drive. An inflatable bladder is mounted on the backing plate. The clamping means engage a first parent roll by inflating the bladder such that the opposite end surfaces of the roll are sandwiched between the side clamping mechanisms for partially unwinding the first parent roll using a variable speed drive operably associated with the clamping means.

Abstract: A splicing apparatus for an unwinder automatically splices the trailing end of a web from one roll to the leading end of a web from a second roll. A pair of roll support frames are mounted for movement between an unwinding position in which a roll on the support frame is aligned with the path of web movement and a loading position in which a roll on the support frame is laterally offset from the path of web movement. A vacuum retainer is mounted on each of the roll support frames for retaining a leading edge of the web of a new roll. A movable vacuum belt is mounted adjacent the path of web movement, and a slitter is mounted upstream of the vacuum belt. When a first roll in the unwinding position is to be replaced, the first web is secured by the vacuum belt and cut by the slitter to form a trailing end. The roll support frames are moved to bring a second roll into the unwinding position. The leading end portion of the second web is adjacent the trailing end portion of the first web.

Abstract: A method of making a tissue web is disclosed for forming a wet web, drying the web, winding the dried web to form a plurality of parent rolls, unwinding the parent rolls using center drive unwind means, moving the partially unwound roll to effect splicing with a subsequent parent roll, and rewinding the thus united web. In one aspect, a method of making a tissue web is disclosed for the production of a soft, high bulk uncreped throughdried tissue web by depositing an aqueous suspension of papermaking fibers onto an endless forming fabric to form a web and drying the web by throughdrying to final dryness without any significant differential compression to form a dried web having a bulk value of about 15 to 25 cubic centimeters per gram or greater, an MD Stiffness Factor of 50 to 100 kilograms, a machine direction stretch of 15 to 25 cubic percent, and a substantially uniform density.

Abstract: A photographic film is connected with a leader by engagement with an engaging piece provided on the leader. The film is then conveyed by being pulled by the leader since engaging holes in the film are engageable with engaging pieces provided on a leader. The engaging holes are formed at a leading end portion of a photographic film. Portions of the photographic film around the engaging holes are reinforced by adhering a reinforcement piece to the leading end portion of the photographic film, thereby preventing the photographic film from being torn at the engaging holes.

Abstract: A non-twisting transfer tail system for interconnecting spools of tape includes a first, currently dispensing spool having a tail with a pivot, a second spool having a tape end, and a lead having a first end with an aperture connectable to the pivot and a second end connectable to the tape end. The first and second spools may having either an integral or an attachable tail as well as either an integral or an attachable lead. The tail may extend slightly beyond an edge of a tube core or may form a handle.

Abstract: A loading apparatus for transferring a first roll from a preparation apparatus to an unwinding apparatus. The preparation apparatus includes a shaft onto which a first roll is loaded, and supports connected to a vacuum source to maintain the web wound about a circulation loop. When a second roll loaded on the unwinding apparatus is expired, the preparation apparatus is rotated about an axis to register the preparation apparatus' shaft with the unwinding apparatus' shaft, and the first roll is then transferred from the preparation apparatus' shaft to the unwinding apparatus' shaft. The ends of the first and second rolls are attached.

Abstract: A strapping reclaimer includes a strapping feeder. There is a strapping joining station adjacent the feeder. A strapping reeling apparatus is adjacent the strapping joining station. Preferably the feeder includes a strapping straightener. The strapping joining station may include a pair of spaced-apart clamps. Preferably there is a member with a strapping receiving surface extending between the clamps. The member may have two portions mounted for moving apart to stretch joined lengths of strapping or to adjust gaps or degrees of overlapping therebetween. Strapping is reclaimed by feeding lengths of strapping successively to the work area. Adjacent lengths of strapping are joined together. The joined together lengths of strapping are then wound onto a reel.

Abstract: A continuous tape supply apparatus is provided which includes plural tape sources from which tape can be supplied to the tape applicator machine, a tension control means for providing the tape from the continuous tape supply apparatus at a substantially even tension under an indexing demand, and a splicing mechanism which is simpler in design and operation and which reliably causes a changeover of tape from one source to another. Once one source is depleted, the apparatus automatically switches to the second source, after which, a new supply can be substituted for the depleted supply and the apparatus made ready for the next subsequent changeover.

Abstract: Apparatus and method for joining, while stationary, an expiring web to a new web in such a way that the joined webs lie in one plane. To this end, the new web and the expiring web are brought together and are simultaneously cut through along one cutting line. Subsequently, at least on one side, a bonding strip is applied over the web parts to be joined. The beam-shaped unit has a first contact surface for the new web. In line therewith and on the same side of the travel path, a second contact surface is arranged for the expiring web. That part of the new web which is located downstream of the cutting line, is situated at a distance from the expiring web. By retaining each of the web parts to be joined against an associated contact surface, it is possible to achieve an accurate join.

Abstract: In order to make it possible the bobbin (11A) of heat-shrinkable plastic material film to be replaced without stopping the machine which uses it, the device (1) substantially comprises, listed in the direction of film (A-B) unwinding, one pair of parallel reels (2A, 2B), respectively supporting the bobbins (11A, 11B) on which the film (A-B) is wound, two sucking mouths (3A, 3B), two cutting devices (4A, 4B), a welding device (6) and an accumulation device (7).

Abstract: A paper roll support apparatus comprises a main paper roll support (12, 13), a paper roll feed element (22) for unrolling a main paper roll (10), a spare paper roll support (42, 43, 47, 48) for supporting a spare paper roll (11) and located behind the main paper roll support (12, 13), a residual sensor (39, 41) for detecting a residual of the paper roll, and a spare paper roll setter (43, 47, 48, 52) controlled by the residual sensor (39, 41).

Abstract: A method and apparatus for forming spiral wound rolls from strips of compressible material uses a first endless belt conveyor to deliver the strips of compressible material into a winding space. As the strip enters the winding space, the strip is compressed by a compression and slider plate to the desired thickness for the layers of strip material in the spiral roll. Then, the leading portion of the strip successively contacts: an inclined, second endless belt conveyor, a compression roll, and a third endless belt conveyor which together with the first conveyor define the winding space. The second conveyor extends upwardly at an acute angle to the first conveyor and as the strip of compressible material contacts the second conveyor it maintains the strip in compression and starts to turn the strip back upon itself to form the spiral roll. The strip next contacts the compression roll which is located intermediate the first and second conveyors.

Abstract: Disclosed is a process for making bulky nonwoven fabric suitable for use in diaper constructions that comprises the steps of (a) forming a web of one or more layers comprised at least in part of thermoplastic bicomponent fibers, (b) bonding said web by means of a thru-air system, (c) compressing--either in a nip or by winding--the resulting bonded web to increase its density, (d) transporting and/or otherwise manipulating the compressed web, and (e) subsequently transforming said compressed web, by means of exposure to heat, into the low density bulky nonwoven fabric. The bulky nonwoven fabrics are particularly useful as diaper coverstock and as diaper spacer fabrics.

Abstract: To secure a cloth beam (2 ) of a loom in an open bearing shell (6) a resiliently borne tongue (7)is provided. The tongue includes a nosing (11) between two arms (10, 12) and is connected at one end of the first arm (10) to a bearing table (5). The nosing (11) secures a cloth beam journal (4) in the bearing. When the tongue (7) is pivoted by a lever (14) on the second arm (12) of the tongue (7), the nosing (11) moves away from the shell (6) so that the journal (4) can be moved out of the shell. Satisfactory securing of the journal (4) is therefore provided and the cloth beam (2) can be changed readily without the use of tools.

Abstract: A method and apparatus for rolling-up one or more rolls of sod wherein the sod is conveyed on a conveyor against a blocking mechanism which include tooth like elements which extend between the belts of the conveyor. The blocking mechanism blocks the progress of the sod's leading edge causing it to begin to curl. After curling up the leading edge presses the teeth of the blocking mechanism upward to a point which allows the curled up leading portion to be conveyed past the blocking mechanism. Frictional elements grip the curled up portion of the sod to cause continued rolling up of the sod. The blocking mechanism is provided with a drag end for pressing against the following portions of the sod.

Abstract: A sod cutting device having a pair of sod cutting blades offset such that their interior ends are aligned in the direction of cutting. Two strips of sod may thus be cut simultaneously with minimal waste. The two cutting blades are connected to inidividual cutter frames which are pivotably connected to respective lateral ends of a pivot frame. The pivot frame is in turn pivotably mounted at its center to a main frame of the device. This allows each cutter frame to follow the contours of the land and thus improves cutting depth consistency. The cut sod is conveyed up a first conveyor to a second conveyor which is mounted behind the first conveyor. A netting is introduced between the two conveyors under the sod such that the sod, together with the netting thereunder, travels up the second conveyor. The sod and netting are then rolled about a mandrel with the netting supporting the delicate sod. When a sod roll of sufficient size has been formed, the second conveyor is pivoted downwardly about its forward end.

Abstract: The auxiliary device for drawing in a lap sheet between the calender rollers includes a curved plate and a flexible flat structure secured to a rear edge of the plate. The plate is introduced into a gap between the first two calender rollers and moved about the second roller until entering the gap between the second and third rollers. The start of a lap sheet is then placed on the flexible flat structure and secured thereon and the plate and flexible flat structure then advanced until the lap issues upwardly through the gap between the second and third rollers. The auxiliary device is then removed and the leading edge of the lap sheet introduced between the third and fourth calender rollers for delivery to a winding roller.

Abstract: Strips of mineral fibers are brought into a space defined by three members operated by a movement which drives the coiling of the strip. The third of these members, the compressor roller, is operated at a rotational speed which is a function of a predetermined program while introducing as parameters the length of the strip which has already been coiled and the speed of the feeding conveyor of the strip. The rolls obtained are cylindrical and there are no overcompressed zones.

Abstract: A device for pulling a shaft from the core of a roll of web material, the device comprising a jack having a wheeled base, a head, and means for raising and lowering the head relative to the base. A shaft receiver is mounted on the head, the shaft receiver having a passage therein for receiving the shaft. The device further comprises a shaft gripper adapted to grip a shaft inserted into the shaft-receiving passage, permitting relative forward movement of the shaft in the passage but resisting relative rearward movement of the shaft in the passage, so that the device can be applied to the end of the shaft to grip the shaft in the passage and pulled to pull the shaft from the roll.

Abstract: The present invention relates to equipment used in a printing system for newsprint or the like, more specifically, to a device for successively rolling up unusable outer surface strips from paper rolls, compressing them, and then discharging them. The device comprises first and second conveyors which can be moved between a V-shaped position, wherein unusable paper is conveyed in a forward direction and rolled up into a cylindrical shape, and parallel positions, wherein the rolled-up, unusable paper is compressed flatly and discharged. A semi-arched guiding device disposed above the two conveyors cooperates with the conveyors to roll up the unusable paper into a cylindrical shape and one of the conveyors changes its conveying direction to switch from a rolling up mode to an ejection mode.