Abstract: A combined folding roller module is disclosed. The combined folding roller module of the present invention comprises a shaft, a plurality of folding wheels and at least one bearing unit. In the present invention, an appropriate quantity of bearing units are used to support the combined folding roller at suitable locations for enhancing the strength of the combined folding roller module, reducing the deformation of the combined folding roller module, and reducing the vibration during operation.

Abstract: A device for holding tools for processing flat, sheet-like material includes top and bottom tool holding devices which have respective top and bottom tool units that are driven by drive shafts through servomotors and are laterally displaceable by tool guide elements which are supported on cross members. The top and bottom cross members have a rectangular construction and are fitted perpendicularly in the device. A sheet-processing machine and a folding carton gluer having the device, are also provided.

Abstract: A detachable assembly having multiple adjustable components is provided for folding various materials, such as a sheet of disposable wipes. In one embodiment, the assembly includes an attachment bracket configured to detachably connect the assembly to a structural member, a roller, a feeder plate having a return flange, and a folding bracket. In another embodiment, the assembly includes a mounting bracket having at least one hook configured to detachably receive the attachment bracket. In a further embodiment, the feeder plate is formed from two tapered halves which are slideably connected. In use, a material is a fed over the roller, down along the feeder plate, and then forward along the return flange where the folding bracket folds the material inward over the return flange. The user may adjust the position of the feeder plate and the folding bracket to achieve the desired fold width in the material.

Abstract: An anvil device (1) for a fitment applicator is described, where the anvil device (1) includes one or more arms (2), where each arm is equipped with a carrier (5) for the positioning of a closure (22) against a contact surface (6) for co-operation with a welding head (21) during fixation of a closure to a cartoon, where the carrier (5) and the contact surface (6) are aligned on a contact device (4) which is adjustably fastened to the anvil device (1).

Abstract: A rotary processing device that comprises a plurality of processing, an anvil roll arranged facing the processing rolls, and an upstream nip roll and a downstream nip roll arranged on the upstream and downstream of the processing rolls while facing the anvil roll. A belt like body is so carried as to pass through between the upstream nip roll and the anvil roll and, next, through between the processing roll and the anvil roll and, thereafter, through between downstream nip roll and the anvil roll, so as to be processed by the processing rolls.

Abstract: A processing apparatus for processing a sheet member used in manufacturing of an absorbent article includes: a rotating roller that rotates with both ends thereof in an axial direction being supported; a sheet-placing portion having a sheet-placing surface on which the sheet member is placed; and a processing portion and a protuberance that are included on a peripheral surface of the rotating roller. The sheet member is processed by being pinched between the sheet-placing surface and the processing portion. The processing portion is located at a side where one end of the rotating roller is positioned with respect to a center of the rotating roller in the axial direction of the rotating roller. The protuberance is located at an other side where an other end of the rotating roller is positioned with respect to the center in the axial direction.

Abstract: A web pleating apparatus comprising a first series of converging elongate spaced protuberances and a second series of elongate spaced protuberances converging in the machine direction. The first series of protuberances and said second series of protuberances interleave in the Z-direction. The interleaved protuberances are capable of folding a pleatable web into a generally pleated pattern of machine direction pleats upon contact with said first and second series of protuberances.

Abstract: An apparatus for cutting tubes includes a counter holder arranged to receive a tube, having at least one cutting tool that is movable to a cutting position on the counter holder during a cutting process, having an ejector that ejects cut-off portions of the tube, wherein the ejector is movable relative to the counter-holder, having a slide that is movable along the counter-holder on which the at least one cutting tool and the ejector are provided, and having a programmable control for freely setting cut-off lengths of tubular sleeves by moving the cutting tool on the slide.

Abstract: A drum for a creasing device, a resilient creasing ring and method are provided. The drum includes first and second drum parts that cooperate with one another to define a circumferential channel of the drum a base and two side wall for receiving a resilient creasing ring. At least one of the side walls includes recess for receiving a portion of the resilient creasing ring such that the resilient creasing ring cannot be removed radially from the channel. The creasing ring may be continuous or a split ring. A method of mounting the creasing ring includes mounting the resilient creasing ring on a first drum part and axially sliding a second drum part into cooperation with the first drum part to mount the creasing ring within a channel formed therebetween.

Abstract: A transformation station for a packaging production machine comprises side frames between which tool-carrier cassettes are mounted. The side frames support slides on which members slide for the mounting of the tool-carrier cassettes. The members for mounting the tool-carrier cassettes comprise cassette supports that can be moved in opposition across and according to material advancing direction dimensions of the tool-carrier cassettes. The cassette supports are fitted with first devices for attaching in position the cassette supports and second devices for locking the tool-carrier cassettes to the supports.

Abstract: A drum for a creasing device, a resilient creasing ring and method are provided. The drum includes first and second drum parts that cooperate with one another to define a circumferential channel of the drum a base and two side wall for receiving a resilient creasing ring. At least one of the side walls includes recess for receiving a portion of the resilient creasing ring such that the resilient creasing ring cannot be removed radially from the channel. The creasing ring may be continuous or a split ring. A method of mounting the creasing ring includes mounting the resilient creasing ring on a first drum part and axially sliding a second drum part into cooperation with the first drum part to mount the creasing ring within a channel formed therebetween.

Abstract: A drum for a creasing device, a resilient creasing ring and method are provided. The drum includes first and second drum parts that cooperate with one another to define a circumferential channel of the drum a base and two side wall for receiving a resilient creasing ring. At least one of the side walls includes recess for receiving a portion of the resilient creasing ring such that the resilient creasing ring cannot be removed radially from the channel. The creasing ring may be continuous or a split ring. A method of mounting the creasing ring includes mounting the resilient creasing ring on a first drum part and axially sliding a second drum part into cooperation with the first drum part to mount the creasing ring within a channel formed therebetween.

Abstract: A drum for a creasing device, a resilient creasing ring and method are provided. The drum includes first and second drum parts that cooperate with one another to define a circumferential channel of the drum a base and two side wall for receiving a resilient creasing ring. At least one of the side walls includes recess for receiving a portion of the resilient creasing ring such that the resilient creasing ring cannot be removed radially from the channel. The creasing ring may be continuous or a split ring.

Abstract: Folding blade (1) that is particularly applicable to devices for the closure of flexible tubular packaging, taking the form of a flat plate, provided on one of its lateral edges with a tab (5) in the form of a hook that is adapted to hold the packaging, of the type that is disposed opposite and perpendicular to a lateral portion of the packaging and attached to an axis of rotation (3) that transmits thereto a reciprocating rotational movement around the axis. This folding blade (1) comprises a main body (2) that can be attached to the axis of rotation; an end portion (4) provided with a tab (5) that is joined by articulation to the main body by its free end opposite the axis of rotation (3); and an elastic means (6) that exerts a permanent pulling force on said end portion, thus maintaining it in the initial position, folded over the main body of the blade.

Abstract: A web forming machine, and a method of forming a web is described and which includes a first rotatable assembly; a second rotatable assembly positioned in spaced relation relative to the first rotatable assembly, and wherein a gap is defined between the first rotatable assembly, and the second rotatable assembly; and wherein a web of material to be formed is received in the gap; and means for reciprocally moving the first rotatable assembly into contact with the web, and into mating relation relative to the second rotatable assembly.

Abstract: The invention relates to a folding machine for the graphics industry. The machine has a folder, at least one pair of blade shafts following the folder, and a separate roll frame that supports the pair of blade shafts. In order to be able to perform changeover operations on the pair of blade shafts as ergonomically as possible without partial dismantling of the folding machine, the folding machine is equipped with a guide for the roll frame and with an actuating device (e.g., tooth rack, pinion, crank) for displacing the roll frame along the guide.

Abstract: A folding gear is comprised of a cylinder that is mounted to a frame for rotation. At least one clamp is arranged on the outer surface of the cylinder. The at least one clamp can be positioned by an actuator which includes a flexible toothed shell that is shaped by a non-circular section of a shaft. A hollow gear engages this flexible shell and cooperates with it to form a harmonic drive gear.

Abstract: A jaw cylinder in a jaw folder is provided. A first base (1) includes a stationary member (11) in a jaw mechanism. A second base (2) includes a swing member (21) having a jaw portion accessible to the jaw portion of the stationary member (11). A third base (3) has end axes (31a, 31b) at both ends and is rotatably supported by the end axes (31a, 31b) on a pair of opposite frames (Fa, Fb). The first (1) and second (2) bases are rotatably located on the third base (3) about the rotational centerline of the third base (3) relative to the third base (3). The first (1), second (2) and third (3) bases synchronously rotate to move the swing member (21) close to and apart from the stationary member (11) to grip a print therebetween. A jaw clearance adjusting mechanism (4) turns the first (1) and second (2) bases about the rotational centerline of the third base (3) in opposite directions to adjust a gap between the jaw portions of the stationary (11) and swing (21) members in the jaw mechanism.

Abstract: The invention concerns a device for positioning a plate (3) on a roll (1), in particular a chopper or folding roll. Said device is characterized in that the roll is provided with magnetic fixing means maintaining the plate on the surface thereof, and two centring elements whereof at least one (9) is mobile and longitudinally spaced apart from the first, so as to cooperate with matching means maintaining the plate (3), the mobile centering element (9) being linked to control means (15) for displacing it along the transverse axis of the roll (1).

Abstract: In a packaging machine that includes an elongated mandrel for the formation of a blank into a carton, wherein the mandrel includes a secured end and a distal end, a method and apparatus are provided for correctly positioning the blank relative to the distal end of the mandrel. The carton stop comprises a selectively rotatable tool that includes an engagement segment and is operable from a remote location, an elongated threaded rod that includes a secured end rotatably secured to the packaging machine and a distal end, and an abutment member threadably mounted upon the rod for longitudinal movement along the threaded rod in response to rotation of said threaded rod. The threaded rod defines an engagement segment adapted to engage the engagement segment of the rotating tool.

Abstract: Signatures (1) are individually gripped from a stack (2) by a rotatable extracting cylinder (A) and transferred to a first rotating opening cylinder (B) and a second rotating opening cylinder (C) which open the gripped signatures (1) at the edges (4, 5) opposite from the fold (3) and drop the signatures onto the transport device (6). To open and transport the signatures (1) onward, the signatures (1) are gripped at their respective protruding edge (5) by a clamping device (48) disposed on the first opening cylinder (B). Projections are provided which catch behind the above-referenced edges (4, 5) in the extracting cylinder (A) and transfer the edges to the clamping device (48). These projections include a guide arm (7) which is movably supported on the first opening cylinder (B) and moves in response to a rotation of the first opening cylinder (B) from a retracted position into a position projecting over the circumference (27) of the first opening cylinder (B).

Abstract: A tabber apparatus includes a frame, a friction drive roller rotatably and operatively connected to the frame, and a take-up spool rotatably and operatively connected to the frame and operatively connected to the friction drive roller to allow backing paper which is wrapped about a portion of the friction drive roller to be taken up into the take-up spool. The tabber further includes a slick tab drive roller to provide proper placement of the tab on the media, a tab brake including a roller positionable between a first and second position to rotate a tab reel spindle, and a tab and media sensor operatively connected to a microcontroller to activate and deactivate a tab dispensing motor. Moreover, the tabber apparatus further includes removable upper shafts which are retained by spring-loaded retaining members which fit into grooves on the shafts.

Abstract: An existing box-making machine is retrofitted by first removing the pull rolls and impression cylinder and other associated parts and cross-ties. However, the heavy duty side frames and drums, including the print cylinder are left intact in the box-making machine. A vacuum transfer machine is then inserted in the box-making machine and mounted to the existing frame to replace the pull rolls that were removed. The vacuum transfer machine includes a hood enclosure having an impression cylinder for printing, and transport rolls on opposite sides of the impression cylinder for conveying the corrugated boards through the impression and print cylinders and to the die cutter. The boards are held against the transport rolls and the impression cylinder by vacuum generated in a vacuum chamber in the hood which also contains the transport rolls and the impression cylinder. The vacuum chamber contains a plurality of vacuum dampers for controlling the vacuum area in accordance with the size of the boards being processed.

Abstract: In a method for folding an airbag of an airbag system connected to a gas generator a tailored fabric consisting of two fabric layers defining the airbag volume is laid out flat and then engaged by a tool at the center of the length of the tailored fabric. At least a portion of the tailored fabric laid out flat is rolled in the direction toward the gas generator by rotating the tool so that the portion of the tailored fabric positioned at a side of the tool facing away from the gas generator is rolled into a double-layer roll. The tool is removed upon completion of the rolling process.

Abstract: A resilient scoring rule for a rotary cutting die produces a creased or indented line in cardboard or paperboard along which line the board is subsequently folded when formed into a final product, such as a container. The scoring rule has a longitudinally extending, centrally disposed projecting web and opposed, cantilevered, symmetrical inwardly directed left and right ears having ends generally adjacent the central web. A pair of outwardly extending flanges raise the edge adjacent regions of the rule off the cutting die surface and function as mounting features which cooperate with staples or other retaining devices. An alternate embodiment scoring rule includes a pair of center projections or ribs flanked by a pair of cantilevered ears.

Abstract: Method and apparatus for producing a card product including a sheet with at least one cut-out and a card which is disposed in the cut-out of the sheet, wherein the sheet and the card are held together by at least one adhesive strip which is coated on one side with contact adhesive.

Abstract: An apparatus for manufacturing a wax dot comprising a housing enclosing a rotating drum. The drum has at least one hole in its surface for receiving a wax to form the wax dot. The wax dot apparatus further includes a wax channel in the housing to deliver the wax to the hole and a dispenser within the drum to eject the wax dot from the hole. When the hole in the drum is aligned with the wax channel, the dispenser is positioned away from the surface of the drum to allow the wax to fill the hole to form the wax dot. When the hole rotates away from the wax channel the dispenser gradually moves toward the surface of the drum to gradually eject the wax dot from the hole.

Abstract: A machine and method for making folded strips, which machine and method are characterized by features that enable a reduction in the size, weight and cost of the machine. The machine and method comprises a housing having first and second housing sections, a longitudinal severing assembly for longitudinally severing the sheet stock material into a plurality of strips, and a folding device downstream of the longitudinal severing assembly and operative to cause back and forth folding of the strips to produce accordion-folded strips having substantially uniform adjacent opposite folds. The longitudinal severing assembly includes first and second slitting members respectively carried in the first and second housing sections, and the first and second housing sections are separable whereby the housing is openable to maintain and repair the machine. The slitting members include a shaft and an array of slitting discs carried on the shaft for rotation therewith.

Abstract: An apparatus for adjusting folding jaws of a folding jaw cylinder having an axle on which a first cylinder part supporting at least one uncontrolled folding jaw and a second cylinder part supporting at least one controlled folding jaw are provided so as to be rotatable in opposite directions. The apparatus includes an adjusting spindle in one end of the axle of the folding jaw cylinder, two slide members, and a housing attachable to the axle at an end face of the cylinder parts and having two oppositely disposed two housing arms with radially directed guides. Each slide member being slidably arranged in a respective housing arm guide and have one end that engages with the adjusting spindle and another end that is engageable with one of the cylinder parts. Sliding pairs are provided for allowing sliding of the slides within the housing arms in a radial direction.

Abstract: A blade clamping assembly for use with a rotary cylinder is designed to allow a quick change of a perforating blade, cutting blade or scoring blade. The assembly comprises an elongated retainer bar, an elongated backing plate and at least one compressive spacer. The inside faces of the retainer bar and the backing plate have a set of aligned cavities to hold the compressive spacers in place. The retainer bar preferably has a lower support ledge along an outside face to hold the blade and also has set screws with associated lock caps and resilient pegs to adjust the blade's height. Adjustment of the set screws allows a precise setting of the assembly and associated blade in a groove of the rotary cylinder. When the assembly is positioned in the cylinder's groove, the compressive spacers clamp the blade against a side wall of the groove. The blade is readily changed by forcing the retainer bar against the backing plate to compress the compressive spacers, thereby freeing the blade.

Abstract: The present invention provides an apparatus for producing at least two 4-page signatures (340) and an apparatus for producing at least one 16-page signature (460). The signatures are produced by folding and cutting sheets cut from a continuous web in a folding machine (500 or 600). The apparatus of the present invention provides a selectable blade device which folds or folds and cuts sheets being processed in the device. When placed in the fold and cut position, the apparatus is capable of producing at least two 4-page signatures (340) or at least one 16-page signature (460) without the need for a final off-line trimming step.

Abstract: An improved slotter wheel apparatus (10) designed for use in the formation of box blanks is disclosed. The apparatus (10) includes a rotatable drive shaft (22), a slotter blade (16) supported on the drive shaft (22) and blade coupling structure (20). The slotter blade coupling structure (20) is operable for selectively coupling the slotter blade (16) with the rotating drive shaft (22) so that the slotter blade (16) is rotated by the shaft (22) and slots blanks passing under the apparatus (10). The slotter blade coupling structure (20) is also operable for selectively decoupling the slotter blade (16) from the drive shaft (22) to prevent the slotter blade (16) from slotting blanks passing under the apparatus (10). In a preferred construction of the invention, the slotter blade coupling structure (20) includes a clutch assembly (76), a brake assembly (78), and a controller (82) for controlling the operation of the clutch and brake assemblies.

Abstract: A rotary die cutter unit with rapid die connection has a die equipped with connecting bars, and a die-holding cylinder. The die-holding cylinder has longitudinal grooves with openings receiving the bars when connecting the die to the die-holding cylinder. Connecting teeth, which are housed in the openings of the grooves, circumferentially move on the cylinder, and assume a non-connected position in which they are completely moved out from the grooves, and a connected position in which they protrude into the grooves. Control elements corresponding to the grooves are provided, having small irregular teeth with one of the two sides whose height is progressively decreasing in the form of a chute. The control elements, when longitudinally moving, act on roller bearings to gradually move the connecting teeth between their two extreme connected and non-connected positions.

Abstract: A carton blank processing machine is disclosed having rolls for printing, cutting, creasing and otherwise processing carton blanks. The processing rolls are driven by shafts extending into bearings supported by spaced-apart frame members. At least one shaft extends through its associated bearing to the outboard side of the frame member and is surrounded by a motor, preferably of the frameless type, having a hollow rotor in which the shaft is received and connected for direct drive by the rotor. Axial adjustment systems are provided for axially adjusting at least one shaft and roll, and such systems may be mounted on the outboard end of the frameless motor.

Abstract: A paper folding assembly (15) with a plurality of rotatable rollers (18) including a cutting cylinder (60) with a cutting cylinder body (76) mounted for rotation with a rotary drive shaft (66) and having cutting members (84A, 84B) for cutting a paper ribbon (19) into individual paper sheets (24) and folding members (82A, 82B) for creasing the individual sheets (24) into a rotatable jaw cylinder (50) to create a lap (20) between opposed edges (22, 23), a cutting cylinder lap adjustment apparatus (70) with an end plate (62) secured to the folding members (82A, 82B) and mounted to the rotary drive shaft (66) adjacent an end (72) of the cutting cylinder body (76), a plurality of cutting members (84A, 84B) secured to the cutting cylinder body (76) which is mounted for rotary movement around the rotary drive shaft (66) and an adjusting member (90) connected to the cutting cylinder body (76) to move the cutting members (84A, 84B) at different selected angular positions relative to the rotary drive shaft (66) to chan

Abstract: A collecting cylinder and a folding flap cylinder cooperate to form a cross-folding device for signatures in a rotary printing press. The leading edge of each signature is initially retained on the collecting cylinder and is held there after insertion of the cylinder into the folding flap. The trailing edge of the signature is transferred to grippers on the folding flap cylinder at a point where the two cylinders are in contact. Operation of the cross-folding device results in reduced folded product damage.

Abstract: Improved slotter wheel apparatus (20) for use in the formation of box blanks is provided which includes a rotatable wheel (22) supporting a shiftable blade holder (24) and a slotting blade (26), with cooperating cam track (174) and follower (86) structure for selective shifting of blade (26) between an extended slotting position and a retracted blank-clearing position. An activation/deactivation assembly (30) allows the operator to separate cam track (174) from follower (88), thereby permitting use of apparatus (20) as a conventional, high speed, fixed blade slotter. A shock absorbing assembly (27) including a bridge piece (138) operably coupled with blade holder (24) and resilient pads (152, 154) serve to absorb potentially destructive mechanical loads experienced during outward shifting of the blade holder (24) and blade (26).

Abstract: A bottom die for a stamping tool for producing cardboard blanks consists of a composite plate made from a support foil and a top layer consisting of phenol-resin bonded paper with a textile insert. Scoring grooves are milled into the top layer of phenol-resin bonded paper to serve as a counter contour of the top die of the stamping tool. The bottom die can be removably disposed on the bottom tool plate of a stamping machine by means of an adhesive layer which is self-adhesive on both sides. According to the invention, the scoring grooves are formed through the top resin bonded paper layer of the bottom die to the level of the flexible support foil, whereby the bottom die is given a relatively large degree of flexibility. Thus, a repeated use of the bottom die sheet is possible. In addition, a method for producing a bottom die for a stamping tool, employing the above-described die, is disclosed.

Abstract: A jaw cylinder 30 includes a jaw cylinder body 31 and a folding jaw support 36 rotatably supported with respect to the jaw cylinder body 31, and two folding jaws 11 and 15 are attached to the jaw cylinder body 31 or the jaw cylinder support 36, respectively. The folding jaw 11 is rotated with respect to the folding jaw 15 so as to adjust a gap between the folding jaws 11 and 15 in accordance with the thickness of a product. At this time, a jaw cylinder driving helical gear 38 and a gap adjusting helical gear 39 are moved in an axial direction thereof by an adjusting unit 43 so that the jaw cylinder driving helical gear 38 or a folding cylinder driving helical gear 25 meshing with the helical gear 38 are rotated in a circumferential direction.

Abstract: Folder for cross folding printing products which have been cut from a web by a cutting device includes at least one cross folding device having a tucker blade cylinder and a folding jaw cylinder, the folding jaw cylinder having at least one folding jaw formed as a multiple jaw, the multiple jaw having a plurality of contiguous clamping jaws for holding a plurality of printing products brought together simultaneously while being cross folded; and method of cross folding.

Abstract: Device for trouble-free conveyance of products in a folding apparatus both through a nip between two product-guiding cylinders and through a rearwardly extending wedge region bounded laterally by circumferential surfaces of both of the cylinders and at the top by a guiding device for the product to be conveyed includes a compressible covering on a respective one of the cylinders taking over a product, the compressible covering being formed with a plurality of chambers closable off by a section of the product.

Abstract: A machine for cutting and folding an uninterrupted printed web of paper to produce folded sections includes a cutting cylinder cooperating with a transfer cylinder. The transfer cylinder is rotationally driven about its longitudinal axis and interacts with a folding cylinder having a set of folding jaws. The transfer cylinder has an external transfer surface interrupted by a number of sets of impaling pins and engaging blades intended to introduce the transversely cut web of paper into the folding jaws. The transfer cylinder also includes means for causing the angular spacing between the engaging blades and the impaling pins to vary. The disclosed transfer cylinder also includes, in the region of its external transfer surface, a set of closure plates on either side of each engaging blade and on either side of each set of impaling pins.

Abstract: An adjustable-height scoring rule includes a base member and a plurality of interchangeable scoring inserts which are detachably secured to the base member to adjust the height of the scoring rule. The base member includes insert-receiver for receiving the scoring insert. In one embodiment, the insert-receiver comprises a longitudinally-extending channel formed in the top of the base member. The scoring insert includes an insert portion that fits within the channel of the base member. In a second embodiment, the insert receiving means comprises a longitudinally extending boss, and the scoring insert includes a channel member that engages the boss on the base member.

Abstract: A machine for securing a thermoplastic coated paper handle to a paper cup having a seam on one side of the cup, the machine including a die assembly for forming paper handles having a backing strip and a wing on each side of the strip, a mandrel turret having a number of mandrels spaced about the perimeter of the turret, each of said mandrels having a blade assembly projecting outwardly from the surface of the mandrel to engage the seam in the cup, and a wheel assembly for rotating the cups on the mandrel to move the seam in the cup into engagement with the blade assembly, and a transfer turret for transferring the paper handles from the die assembly to the mandrel turret for attachment to the cups.

Abstract: A device and method for axially aligning a rotary head assembly. The rotary head assembly includes a rotary head and an axial alignment assembly. The axial alignment assembly includes a guide plate means fixed to the rotary head. The guide plate means has a pair of opposing surfaces extending radially from the shaft. The axial alignment assembly also includes a carrier means with a yoke attached thereto, and an alignment element attached to the yoke. The alignment element has a pair of opposing wear surfaces for contact with the opposing surfaces of the guide plate means. The alignment element also includes an axial pressure exerting means for exerting pressure axially on each wear surface so that there is contact between the opposing surfaces of the guide plate means and the corresponding wear surfaces. Pressure is exerted on the wear surface in the direction toward the corresponding face of the guide plate means to maintain axial alignment of the head assembly as it rotates.

Abstract: An improved slotter wheel mechanism (30) designed for use in the formation of box blanks is provided which includes a rotatable wheel assembly (32) supporting one or more slotter blades (34); the blades (34) are coupled to the wheel by means (36) permitting shifting of the blades (34) during rotation of the wheel assembly (32) between an extended slotting position and a retracted blank-clearing position. A cam assembly (406) presents a shiftable cam portion (424) that can be shifted to select a blade extended or retracted position for blade sections (304, 306, and 326) which are interconnected by a respective pivot couplings (332 and 334). The assembly (406) further includes a locking link assembly (448) for locking the blade holder (438) and thereby the blades (442 and 448a, 440b) in the selected position during rotation through the bottom portion of the arc of travel.

Abstract: An improved slotter wheel mechanism (30) designed for use in the formation of box blanks is provided which includes a rotatable wheel assembly (32) supporting one or more slotter blades (34); the blades (34) are coupled to the wheel by means (36) permitting shifting of the blades (34) during rotation of the wheel assembly (32) between an extended slotting position and a retracted blank-clearing position. In one embodiment, a slotter wheel (222) is equipped with a plurality of spiders (232) operatively secured to corresponding blade holders (246). As the wheel (222) rotates, the spiders (232) encounter strategically located members (294, 294a, 296 and 296a) serving to successively rotate the spiders (232), thus moving the blade holders (246) and blades (256).

Abstract: An improved slotter wheel mechanism designed for use in the formation of box blanks is provided which includes a rotatable wheel assembly supporting one or more slotter blades; the blades are coupled to the wheel by means permitting shifting of the blades during rotation of the wheel assembly between an extended slotting position and a retracted blank-clearing position. In one embodiment, the blades are supported on respective blade holders each having a cam secured thereto. A stationary yoke plate adjacent the wheel assembly supports a pair of inner and outer cam grooves adapted to receive the blade holder cams. A shiftable, grooved cam switch is operatively interposed in the cam arrangement for selectively directing the blade holder cams into one or the other of the cam grooves, thereby camming the associated blade holders and blades between their respective positions.

Abstract: A garland making device which comprises an arm rotatable about an axis formed by a stand securable to a work surface, the arm being rotatable by a crank. There is associated with and rotates simultaneously with the arm, a spool to feed a core cord or wire to an operator who adds sections of garland to the core at any desired rate of formation. The arm also provides and feeds from an independent source and by rotation of the arm wire which is wrapped by the arm around the foliage and core.

Abstract: The creasing rule includes elongate creasing members that extend outwardly from opposite sides of a central axis of the rule. The creasing members on each side of the rule are spaced laterally from each other and are in staggered, non-aligned relationship with the creasing members upon the opposite side of the rule's axis. Each creasing member has a relatively tall head section adjacent the rule axis, and decreases in height between the head section and the opposite end of the member. The members preferably are formed of durable plastic material and are so mounted upon the die board of the rotary die apparatus as to be quickly and easily replaced when desired. Head sections of the creasing elements form a relatively wide and deep primary crease in the paperboard material of the panel, and medial and end sections of the creasing members simultaneously form secondary creases that extend outwardly from opposite sides of the primary crease.