Abstract: A roll accommodation unit includes: a roll support shaft; a pair of side walls; and a pair of roll bearings that are attached to the pair of side walls, recessed portions are formed at upper ends of the pair of side walls, the pair of rolling bearings are attached to the side walls at positions corresponding to bottoms of the recessed portions such that the rolling bearings project upward beyond inclined surfaces of the recessed portions, the roll support shaft includes a support shaft main body, and a pair of small-diameter portions that are provided at both ends of the support shaft main body, and the roll support shaft is supported with the small-diameter portions abutting on outer circumferential surfaces of the pairs of rolling bearings in a state in which the support shaft main body is located at an interval from the recessed portions.

Abstract: A reel-holder unit for transporting reels of web material in a production plant, including a frame having two frame sections separated and spaced apart in order to leave a free passage space between the two frame sections, where the frame sections comprise respective reel support bars arranged so as to carry a plurality of reels with their respective axes aligned with each other along a common horizontal axis.

Abstract: A spool-less system for deployment, recovery and manipulation of a traversable road covering track. The system includes an arcuate guide member detachably coupled to a retaining member; the guide member and retaining member defining a volume for receiving a roll of traversable road covering; the guide member arranged to contact the roll along a first arcuate range and the retaining member configured to contact the roll along a second arcuate range; and wherein the guide member and retaining member are detachably coupleable having, a first position in which, the guide member and retaining member are separated at a first diameter whereby the roll of traversable road covering may be deployed or recovered when the host machine is in motion, and a second position in which, the guide member and retaining member are separated at a second diameter in which the roll of traversable road covering is retained.

Abstract: A safety device for a window shade system comprising a shade tube having a first end mounted to a first bracket 100 and a second end mounted to a second bracket. The system also includes a first plurality of catchpins 110 mounted to the first bracket, wherein the first plurality of catchpins 110 are mounted below the first end of the shade tube. In response to the first end of the shade tube disengaging from the first bracket, the first plurality of catchpins 110 catch the first end of the shade tube and prevent the first end of the shade tube from further falling.

Abstract: A system includes a frame and a first pair of rollers coupled to a first side of the frame. The first pair of rollers is configured to support a first end of a pipe reel. The system also includes a first cradle disposed longitudinally between the first pair of rollers and a second pair of rollers coupled to a second side of the frame. The second pair of rollers is configured to support a second end of a pipe reel. The system also includes a second cradle disposed longitudinally between the second pair of rollers, a pipe guide coupled to a third side of the frame between the first and second sides, a pipe brake coupled to the frame, and a pipe re-spooler coupled to the frame.

Abstract: A shade bracket and support system includes a shade, a shade tube, at least two bracket assemblies, and a plurality of roller assemblies. The shade is movable between a retracted position and an extended position. The shade tube is coupled to the shade and rotates in a first direction to retract the shade and a second direction to extend the shade. The bracket assemblies mount to a structure and support the shade tube and shade. The roller assemblies are provided between the bracket assemblies and support the shade and the shade tube along a longitudinal axis of the shade tube. At least one of the roller assemblies rotates in the same direction as the shade tube when the shade is being retracted or extended.

Abstract: A system includes a frame and a first pair of rollers coupled to a first side of the frame. The first pair of rollers is configured to support a first end of a pipe reel. The system also includes a first cradle disposed longitudinally between the first pair of rollers and a second pair of rollers coupled to a second side of the frame. The second pair of rollers is configured to support a second end of a pipe reel. The system also includes a second cradle disposed longitudinally between the second pair of rollers, a pipe guide coupled to a third side of the frame between the first and second sides, a pipe brake coupled to the frame, and a pipe re-spooler coupled to the frame.

Abstract: A sheet feeding apparatus is provided which restrains a borne rolled sheet from being deflected to allow the sheet to be reliably fed. The sheet feeding apparatus includes a holder configured to hold the rolled sheet so as to be rotated; and a rotator configured to bear an outer periphery of the rolled sheet held by the holder from below in a direction of gravity, the rotator rotating with the rolled sheet while feeding.

Abstract: Apparatus, systems, devices, methods and computer program products configured to provide one or more of the following: clip spool cradles, improved rotary table or platform packaging systems, improved adhesive (glue) based film seal systems, and/or easier loading or releasing mounting systems of horns, forming collars and/or sprockets.

Abstract: A building-mounted awning. The awning includes a support frame, and a covering provided over the support frame to act as shelter from precipitation, or act as a shade from the sun. The support frame is attached to the building at only one location along a width of the support frame.

Abstract: A device for handling a spool having a barrel about which a wire or cable is wound and two flanges at each end of the barrel includes a pair of wheeled carriers wherein each carrier includes an elongated frame having two opposite end portions and wherein the opposite end portions of the frame are adapted to be moved toward and away from one another. A roller is rotatably supported at each end portion of each frame and is arranged so that the rotational axis of the two rollers of each frame are substantially parallel to one another, and a screw jack is incorporated within each frame for moving the rollers of each frame toward one another so that by positioning each carrier of the device adjacent a corresponding flange of the spool and then moving the end portions of the carrier toward one another, the flange of spool is raised to an elevated condition above the floor.

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: There is provided an apparatus for dispensing paper towels or toilet paper from a roll including first and second side walls. At least one roller is located between the first and second side walls. The apparatus for dispensing is adapted to receive the roll, and the roller is adapted to make contact with the roll so that the roll rotates freely on the roller while the paper towels or toilet paper is being dispensed.

Abstract: The invention relates to a support for metal coils (1, 11, 31), wherein a metal coil (1, 11, 31) substantially has a circular circumference as viewed in cross section and the support comprises at least three support points (2, 2?, 12, 32), which are arranged in such a manner as to make contact with the metal coil (1, 11, 31) in the circumferential direction of the metal coil (1, 11, 31) when the metal coil (1, 11, 31) is laid on the support. The support permits particularly secure storage and/or transportation.

Abstract: A dispensing aid is disclosed for attachment to an annular roll of tape that has an inside radial surface and an outer radial tape surface, such as a roll of masking tape for example. A pair of side risers each have at a lower end thereof an opposing, inwardly-projecting tab that is configured for sliding along the inside radial surface of the roll of tape. A top platform laterally spans the outer radial tape surface width and is fixed with an upper end of each riser. The distance between each riser may be adjustable to accommodate different tape roll widths. A cutting blade projects away from the top platform at a forward end of the platform. One of the risers may include a central slot wherein the riser is slidably engaged within the slot. The riser may include a pivot mechanism such that the riser may pivot from a vertical closed position to a horizontal open position, thereby facilitating the attachment and removal of the aid with the tape roll.

Abstract: The invention relates to a cable reel device, comprising a rack on which the cable reel is rotatable mounted. The cable reel is provided with a portion for storing cable, wire or the like, as well as flanges on either side of the portion. The device comprises a machine which is provided with at least two drive wheels. The rack with the cable reel can be placed in the machine so that the rack and the cable reel rest on the machine, so that the flanges of the cable reel are in contact with the drive wheels.

Abstract: An apparatus for supporting and dispensing a pipe roll. The apparatus includes a frame that has opposite one and other frame ends; a first pair of rollers that are spacedly disposed and mounted at the one end of the frame; and a second pair of rollers that are spacedly disposed and mounted at the other end of the frame. The second pair of rollers are disposed in spaced relationship to the first pair of rollers. The first and second pairs of rollers all extend substantially in parallel to each other and define a circular locus with corresponding support points for the pipe roll. A free standing spool support structure is also disclosed.

Abstract: In a printer that uses a roll paper being a printing medium, when a 2-inch roll paper is used, as a flange member coaxially fixed to each central portion of both ends of a paper tube of the roll paper in its axial direction, a flange member with a smaller outer diameter than that of the flange member used for a 3-inch roll paper is used.

Abstract: A sheet roll dispenser includes an open-top hollow housing closed by a hingedly mounted lid. A first embodiment includes first and second roller support members mounted within the housing. A roll of sheet material is supported by the first roller support member when the housing is in a tabletop orientation and by the second roller support member when in a wall-mounted orientation. A nip is mounted in registration with an opening formed in the front wall. A free end of the sheet material is disposed in the nip. A switch actuator actuates a motor, causing the free end of the sheet material to be unrolled from the core and dispensed to a user through the opening. In a second embodiment, the roller support members may be rotatably mounted rollers, low-friction surfaces, or both. A third embodiment eliminates the rollers and plates and provides a “U”-shaped low friction surface.

Abstract: A method and apparatus are disclosed for transporting and/or unloading and/or installing a flexible pipe. The apparatus comprises at least one support member for supporting a reel member carrying a wound flexible pipe and a plurality of reel rim guide elements for locating the reel member at a desired location with respect to the support member.

Abstract: The invention relates to a method for expanding the use of a coiling and uncoiling station (coilbox) located between the roughing train and the finishing train for rolled strip material in hot-rolling mills. The use of said coilbox is expanded by impinging the coil that is to be uncoiled with a pressing force (F) which acts in the direction of the roller table (4) and/or placing the coil in a depression of the roller table in order to process smaller coil weights in a spikeless coilbox, and/or by combining, in a chronological and weight-related manner, the active transfer and passive transfer of a coil from a first coiling station to a second coiling station in order to increase the throughput especially at average coil weights in a spikeless coilbox, and/or by supplying heat to the strip upstream or downstream of the spikeless coilbox and/or thermally insulating the strip or the coilbox in order to variably increase and homogenize the strip temperature.

Abstract: Device for dispensing strapping material from a coil of the strapping material includes a carriage for receiving the coil of material such that the coil can be rotated about a longitudinal axis of the coil by pulling the material from the coil to unwind the material from the coil. The carriage supports the coil at circumferential spaced locations on the periphery of the coil, is adjustable to various widths or thickness of the coil, and operates to apply a proportional braking force to the coil at circumferential spaced locations on the periphery of the coil as a function of the weight of the coil. The carriage is mounted to a wheeled cart that includes various receivers for storing tools and supplies used in the process of bundling articles together with strapping.

Abstract: A roll paper is received in a receiving area so as to have a horizontal rolling axis. In the vicinity of a lowest part of the receiving area, an inclined surface faces the receiving area. At a position being lower than the inclined surface, a rotation making member is placed to face the receiving area. In such arrangement, the inclined surface makes the roll paper be slid towards the lowest part of the receiving area when the inclined surface receives the roll paper that is out of the receiving area. In response to movement of the roll paper towards the lowest part of the receiving area, the rotation making member rotates the roll paper around the horizontal rolling axis towards a winding direction of the roll paper.

Abstract: A low paper sensor mechanism including first and second support rollers rotatable about a first and second rotational axis to support a paper supply roll, the first and second support rollers and rotational axes configured to translate in a path between a first position and a second position, first and second biasing members biasing the first and second support rollers toward the second position and a detection device, including a light emitting element and a light detecting element, disposed adjacent to the first and second support rollers, wherein the first and second support rollers move from the first position to the second position when a diameter of the paper supply roll is less than or equal to the predetermined distance between the first and second support rollers and the paper supply roll disrupts a line of sight between the light emitting element and the light detecting element.

Abstract: A low paper sensor mechanism for a printer includes two paper supports. Each paper support includes a fixed roller rotatable about a fixed roller axis and a movable roller rotatable about a movable roller axis and pivotable about the fixed roller axis from a start position to an end position, the movable roller and fixed roller spaced a predetermined distance apart and capable of supporting a paper supply roll. A detection device includes a sensor having an emitting element and a detecting element disposed in a line of sight of the detecting element. The movable roller is translatable from the start position toward the end position as a diameter of the paper supply roll decreases to less than or equal to the predetermined distance thereby allowing the paper supply roll to fall between the fixed roller and the movable roller thereby restoring the line of sight.

Abstract: The invention relates to a coil box, which is mounted between a roughing rolling train and a finishing rolling train, for metal pre-strips, in particular steel strips, which are hot wound to form coils and are protected against further cooling in the vicinity of a winding and/or unwinding station (6) by means of heat-shield devices (7) on the front faces (5a; 5b) of the coils. The aim of the invention is to universally configure said coil box. To achieve this, the heat-shield devices (7) are configured from lateral walls (8; 8b) that can be pivoted to rest against the front faces (5a; 5b) of the coils and a pair of opposing heat-shield devices (7) can be aligned in parallel to different coil widths (5c).

Abstract: 1. Roll paper feed device (1) for a printing machine (2), comprising a cradle (3) provided with side cheeks (4), means (5, 7) at the bottom of the cradle for supporting a freely rotating paper roll (6) whenever the free end of the paper web (10) is subjected to a traction (9), braking means (13) for the rotating roll (6), which are joined to the cradle and have at least one elastic bearing member (14) against a side of the roll, which member comprises at least one elastically deformable arm (19) joined to the cradle and a protruding zone (16) situated at the free end of the arm and engaged through an opening (17) in the cheek and protruding relative to the inner face of the latter; the protruding zone is in the form of a protruding stub having a flat bearing surface (18) peripherally surrounded by an inclined surface (24, 25) suitable for sliding over the sides of the roll when this is introduced in the cradle.

Abstract: A dispenser for dispensing roll stock material comprises a pair of rollers for receiving the roll stock material, the pair of rollers being axially offset. A base supports the pair of rollers and a wheel assembly is coupled to the base. The wheel assembly enables movement of the dispenser and rotation of the pair of rollers causes the roll stock material to be unrolled. The rollers are driven by a drive mechanism to deliver a free end of material to a workstation for processing.

Abstract: An intermediate support for a retractable roll awning. The support is positioned between two end brackets and provides additional support. The support includes a two support surfaces for supporting the roll awning in two directions. Alternatively, the support may comprise a single curved support surface. The support surface or surfaces include an arrangement for reducing friction.

Abstract: Dispenser for rolls of material in the form of a web, such as paper, which dispenser has space for at least two rolls. A first space is intended for a roll in use position, and a second space is intended for a roll in reserve position. A retaining member is arranged so as to hold the second roll in reserve position and to interact with a roll in use position in such a manner that, when a roll is present in use position, the retaining member is held in retaining position, whereas the retaining member is freed in order to allow the reserve roll to drop down into use position when the first roll is removed. The dispenser comprises a wall bracket and a casing. Two support elements are mounted on the wall bracket inside the withdrawal opening and are intended to support a roll arranged in use position. A plate is mounted pivotably on the wall bracket about an axis and is spring-loaded below the axis.

Abstract: A device for unrolling an elastic material in sheet form from a roll has a frame that has a series of roller members, the axes of which are essentially parallel. The series of roller members is arranged in accordance with a curved path that adjoins an out-feed such that the roll can be supported by the series of roller members and the material in sheet form can be unrolled from the roll via the out-feed.

Abstract: An intermediate support for a retractable roll awning. The support is positioned between two end brackets and provides additional support. The support includes a two support surfaces for supporting the roll awning in two directions. Alternatively, the support may comprise a single curved support surface. The support surface or surfaces include an arrangement for reducing friction.

Abstract: Apparatus and methods for packaging and dispensing coiled material. A device for packaging a coil of metallic ribbon stock comprises a first planar panel and a second planar panel, wherein the first and second planar panels have substantially the same shape, and a sidewall panel that interconnects the first and second planar panels along the perimeter of the first and second planar panels to form a container. The sidewall panel comprises preferably comprises a plurality of perforated regions each defining an aperture through which a roller is inserted to rotatably engage a coil of metallic ribbon stock within the container.

Abstract: A loading lid is provided with a roll holding mechanism. The roll holding mechanism is constituted of a holder plate, a first position regulate section and a second position regulate section. The holder plate and the loading lid are attached to a same shaft. The holder plate is biased by a spring toward the loading lid. After the printing paper roll is put on the loading lid, it is closed. On closing the loading lid, as it relatively moves to the holder plate, an open angle between the loading lid and the holder plate becomes smaller gradually. When first and second positioning plates and the holder plate contact to a periphery of the paper roll, the loading lid stops relatively moving to the holder plate. Thereafter, the loading lid and the holder plate move together while they keep the open angle in accordance with the largeness of the radius of the paper roll. When the loading lid is perfectly closed, a center of a roll core is set at a predetermined position, regardless of the largeness of the paper roll.

Abstract: A cutting machine which dispenses and cuts sheet material includes a carriage on rails for movement parallel to the horizontal rolls carried on a vertical carrousel. The carriage supports a cutting table top and a drive roller at one side for driving the roll of floor covering material on the carrousel in forward direction for feeding the sheet to the table top and in reverse direction for re-winding. A measuring wheel and electric eye for detecting the presence of the material are located on the table top. A sensor is provided to detect if the measuring wheel is de-activated during use. A control unit includes a printer and is arranged to cause measurement and feeding of a measured length of the material which is fed to a re-roller on the carriage.

Abstract: A take-up reel has a diameter equal to or more than 85 times a thickness of a veneer sheet wound thereon and equal to or more than 300 mm so as to be of a curvature of the take-up reel to reduce cracking in parallel to fiber orientations that occurs in winding a veneer sheet after drying on a winding surface of the take-up reel.

Abstract: A paper roll supporting apparatus in which circular cylindrical flange members are tightly fitted to both ends of the paper roll and the outer circumferential surface of the respective flange members are pivotally supported by rotatable bodies. The respective rotatable bodies for pivotally supporting the respective flange members include at least two rollers which are arranged around the flange members, the axis lines of which are parallel with each other. The rollers are provided so as to be rotatably mounted respectively on receiving stands capable of changing the position thereof to coincide with the width of the paper roll. By improving the flange member, the structure of the member can be made simplified, the cost can be reduced, and the ease of setting the paper roll can be improved.

Abstract: A device, which can be portable, consisting of a frame with adjustably mounted idler rollers upon which spools of varying sizes and weights may be placed and freely rotated.

Abstract: The invention relates to a method and device for rotating rotational bodies (1), such as rolls, along their longitudinal axis (X) by means of motion of a trough-like surface (2) guiding and supporting said body (1). In the invention, the axis of rotation of the body (1) moving on said surface is guided by means of the profile (2a, 7a, 7b) of the surface (2) to a new position to eliminate the swinging of the body (1). In an embodiment, said profile (2a, 7a, 7b) comprises a straight section (2a) and a section (7a, 7b) which is arranged at least on the other side of the same, and which comprises a surface that rises outwards. The diagonal surface can be arranged as a separately attachable part. By means of the invention, the swinging of the conical roll (1) is prevented during rotation.

Abstract: The present invention is directed to a wire spool caddy for releasably holding at least one cylindrical spool having an outer diameter while a wire or the like is being unwound from the spool, the caddy comprising an elongated frame which includes first and second spaced apart ends; a plurality of generally parallel fixed rods which each extend between and are connected to the first and second ends; and at least one movable rod which is generally parallel to the fixed rods and which extends between and is pivotably connected to the first and second ends; wherein at least two of the fixed rods are separated by a first distance which is less than the diameter of the spool to thereby form a bottom support for the spool; and wherein the movable rod is pivotable between a first position in which the movable rod is separated from an adjacent fixed rod by a second distance that is less than the diameter of the spool, and a second position in which the movable rod is separated from the adjacent fixed rod by a third d

Abstract: The present invention is directed to a wire spool caddy for releasably holding at least one cylindrical spool having an outer diameter while a wire or the like is being unwound from the spool, the caddy comprising an elongated frame which includes first and second spaced apart ends; a plurality of generally parallel fixed rods which each extend between and are connected to the first and second ends; and at least one movable rod which is generally parallel to the fixed rods and which extends between and is pivotably connected to the first and second ends; wherein at least two of the fixed rods are separated by a first distance which is less than the diameter of the spool to thereby form a bottom support for the spool; and wherein the movable rod is pivotable between a first position in which the movable rod is separated from an adjacent fixed rod by a second distance that is less than the diameter of the spool, and a second position in which the movable rod is separated from the adjacent fixed rod by a third d

Abstract: An automatic roll tensioner for a material dispensing system enables a material, e.g., paper or plastic, to be unwound from a roll of the material by pulling the material from the roll while maintaining tension on the material when pulling suddenly stops. The roll of material is positioned in the roll tensioner such that it can be rotated about a longitudinal axis of the roll by pulling the material from the roll to unwind material from the roll. A mechanism actuated by the weight of the roll of material applies frictional resistance to the rotation of the roll at a plurality of circumferentially spaced locations on the periphery of the roll. An apparatus for converting sheets of paper into cushioning dunnage advantageously employs the automatic roll tensioner.

Abstract: A tailer for transporting coiled pipe and assisting in the unwinding of the pipe for laying in a trench. A support cradle contacts the outer surface of the coil, thereby obviating the need for a reel. The cradle includes self-centering support rollers upon which the coil freely rotates during the pipe laying operation. Horizontal rollers are provided as a retainer for engaging the inner surface of the coil. The position of the retainer rollers is adjustable to accommodate a variety of coil diameters. To remove coil set from the pipe unwinding from the coil, a reforming assembly includes a straightener and rerounder. The pipe reforming assembly is mounted on rollers on the base of the trailer for translating back and forth to track the pipe during unwinding to maintain alignment. The rerounder and straightener are provided with a releasable gate and top portion respectively, to assist in the loading and unloading of the pipe in the reforming assembly.

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: Apparatus for dispensing a rolled fabric across the width of at least two longitudinal structural supports. In some embodiments, apparatus which is capable of forming a fall protection system which conforms to OSHA standards when constructing metal insulated roof systems.

Abstract: Reel winding device and process for supporting a reel winding device. The device includes a winding bed formed from two support rolls, that form side walls of a pressure chamber, and a bottom wall having at least one movable sealing member disposed between the bottom wall and at least one support wall. The movable member is adapted to move in a direction away from the winding bed and may be loaded with a positioning force in the direction of a sealing position. The movable member cooperates with a position sensor, which emits an error signal in the event of displacement of the sealing body away from the support roll. The process includes rotating the winding reel, rotating the support rolls and positioning a movable sealing body in a vicinity of a circumferential surface of at least one support roll. The process further includes moving the sealing body in a direction away from the winding bed and loading the sealing body with a positioning force in the direction of a sealing position.

Abstract: A mounting device suitable for use with a conventional bathroom tissue fixture. The mounting device may be used to support a dispenser from a conventional bathroom tissue fixture. In some embodiments, the mounting device includes a positioning member, a first support member, a second support member and a linkage operatively disposed between at least one of the support members and the positioning member whereby movement of the positioning member causes relative motion between the distal ends of the first and second support members. Latching mechanisms may also be used with the invention to inhibit the relative motion of the first and second support members. The mounting device may also include a housing and an attachment mechanism, such as a threaded fastener for attaching a dispenser to the mounting device.

Abstract: A toilet paper dispenser adapted for use on bathroom walls, that entails a hollow box like configuration, sized to house a vertical column of a plurality of horizontal regular to large sized toilet rolls. A spring bias lever, shaped liked the number 3, will incorporate itself in storage chamber and on exterior front plate. Interior chamber appendage arms will store rolls. Exterior section of lever will pivot off its center point facilitating a shift of position of interior appendage arms, blocking stored rolls, while releasing loaded roll; then will inverse its function to release stored roll into blocked loaded position, which returns lever back to a checking of the two most bottom rolls. Rolls are delivered one at a time to a base designed to rotate toilet roll. A set of three rollers, confined by units side and back plates, will contain and facilitate rotation of toilet roll.

Abstract: An apparatus and method for dispensing cored or coreless rolled paper is disclosed. The apparatus comprises a housing having a dispensing side from which rolled paper products may be dispensed. A doorway enclosed by one or more doors allows the insertion of a rolled paper product through the doorway to the interior of the housing in a simple and efficient manner. One or more roller guides may be mounted on a door to contact the outer circumferential surface of the rolled paper to support the rolled paper within the housing, and to assist in dispensing the rolled paper from the housing. Cored or coreless rolled paper may be dispensed from the dispenser.

Abstract: Device and method for changing film rolls, with apparatus for holding a first film roll in a working position in which film can be pulled off and separated from the film roll as desired, and holding a second film roll in a standby position. The second film roll can be moved from the standby position into the working position, with the first film roll being removable from the working position by moving the second film roll.