Patents Assigned to Hunkeler AG
  • Patent number: 8960659
    Abstract: In a first step, in a printed material web (1) moved in a feed direction, a first material web part (5) which is formed by a material web section (1a)is folded against the rest of the material web (6) that is formed from two material web portions (1b, 1c)).In the region of a connecting line (2b) extending between neighbouring material web sections (1b, 1c) the two material web parts (5,6) are connected to one another by a means of a bonding adhesive. In a subsequent step the material web (1) is folded again along a line (2b) extending between two neighbouring material web sections. (1b, 1c)All material web sections (1a, 1b, 1c) lie above one another. Subsequently, multi-page sub-products (11), the pages (12a, 12b, 12c) of which are connected to one another in the region of the spine (13) of the sub-product, are separated from the twice-folded material web (1).
    Type: Grant
    Filed: November 10, 2011
    Date of Patent: February 24, 2015
    Assignee: Hunkeler AG
    Inventors: Franz Hunkeler, Kurt Graber
  • Patent number: 8920298
    Abstract: A method and apparatus of moving printed material web includes two processing arrangements arranged one above the other that are optional in operation. A material web is processed either in the upper, first processing arrangement or in the lower, second processing arrangement. In the processing section belonging to the first processing arrangement, the material web is folded about a line parallel to its advancement direction. In the processing section belonging to the second processing arrangement, the material web is separated, along a line parallel to its advancement direction, into two material-web strands, which are then positioned one above the other. The two processing sections having in common a pair of braking rollers and a pair of drawing rollers and also a longitudinal-cutter.
    Type: Grant
    Filed: May 18, 2009
    Date of Patent: December 30, 2014
    Assignee: Hunkeler AG
    Inventors: Jakob Gerhard, Martin Gfeller
  • Patent number: 8910551
    Abstract: In order to punch a moving material web there are two punching units present, which are arranged one after another in the direction of movement of the material web. Each punching unit has two punching tools, which interact with a rotatably mounted back-pressure cylinder that can be driven. The punching tools are arranged on a rotatably mounted drive shaft that can be driven, and their position can be adjusted in the direction of the longitudinal axis of the latter and locked in various working positions. Each punching tool has a cylindrical base, to the periphery of which a punching strip which is provided with at least one punching shape is fixed such that it can be replaced. The drive shafts can be driven independently of the associated back-pressure cylinder.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: December 16, 2014
    Assignee: Hunkeler AG
    Inventors: Thomas Schürch, André Meznaric
  • Patent number: 8871047
    Abstract: In a material web which is printed in a digital printing station and moved in an advancement direction, a first material-web strand, which is formed by at least one printed material-web portion, is combined with a second material-web strand, which is formed by two printed material-web portions, by folding. The two material-web strands are connected to one another by an adhesive. Subproducts are then severed from the thus interconnected material-web strands by cross-cutting. These subproducts comprise a first printed sheet, severed from the first material-web strand, and a second printed sheet, connected to the first printed sheet and severed from the second material-web strand. The subproducts are then positioned one upon the other to form a stack, the subproducts being connected to one another by an adhesive in the region of the subsequent folding line. The stacked subproducts are then folded about a folding line to form an end product.
    Type: Grant
    Filed: July 17, 2009
    Date of Patent: October 28, 2014
    Assignee: Hunkeler AG
    Inventors: Franz Hunkeler, Erich Hodel
  • Patent number: 8709190
    Abstract: In order to form stacks, of which each forms a book block, folded sheets are provided with an adhesive application or layer of adhesive before they are placed on one another. Said adhesive application is applied to the sheets adjacent to the folded edge of said sheets and extends in the direction of said folded edge which comes to lie in the spine of the book block. The adhesive can be applied as a continuous track or as a track which is interrupted multiple times, or else in a punctiform manner. The sheets are joined to one another in the stack by means of said adhesive application, with the result that they maintain their position within the stack during further transport of the stack.
    Type: Grant
    Filed: August 14, 2009
    Date of Patent: April 29, 2014
    Assignee: Hunkeler AG
    Inventors: Franz Hunkeler, Kurt Graber
  • Patent number: 8708326
    Abstract: Sheets of different formats, i.e. of different format lengths, are transported in a feeding direction one behind the other; and at a certain conveying speed, to at least two collecting drums, which have essentially cylindrical lateral surfaces. Each of these collecting drums is driven about an axis of rotation at a circumferential speed, which corresponds essentially to the feeding speed of the sheets. The first incoming sheet is secured temporarily on one of the collecting drums, while the following, second sheet is secured temporarily on the other collecting drum. At a suitable point in time, the two sheets secured on the collecting drums are detached from the collecting drums and brought together with the third fed sheet to form a sub-product or end product.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: April 29, 2014
    Assignee: Hunkeler AG
    Inventors: Toni Egli, Stephan Riedel
  • Patent number: 8480553
    Abstract: In order to form two longitudinal folds in a material web, there are two plow folding units which extend in the vertical direction and are arranged behind one another in the movement direction of the material web. Each of the plow folding units has two guide elements for the material web, which guide elements are arranged in the manner of a gable or saddle roof. The guide elements are arranged behind one another in the movement direction of the material web and enclose a folding angle between them. The folding angle between the guide elements of the second plow folding unit which is arranged downstream of the first plow folding unit has a magnitude of at least 100°, preferably of at least 140°.
    Type: Grant
    Filed: May 13, 2011
    Date of Patent: July 9, 2013
    Assignee: Hunkeler AG
    Inventors: Jakob Gerhard, Martin Gfeller
  • Publication number: 20110277608
    Abstract: In a cylindrical knife holder rotatable about its longitudinal axis, at least one groove, which is open towards the peripheral surface thereof, is present. The groove extends in the direction of the longitudinal axis of the knife holder. Inserted exchangeably in this groove is a perforating knife, the perforating edge of which protrudes over the peripheral surface of the knife holder. The perforating knife, which can be clamped in the groove by means of a releasable clamping device, is supported, at its end lying opposite the perforating edge, on a stop element disposed in the groove. The stop element rests on supporting elements distributed over the length of the groove, which are adjustable in directions running transversely to the longitudinal extent of the groove. The supporting elements define the once set radial position of the perforating knife.
    Type: Application
    Filed: May 12, 2011
    Publication date: November 17, 2011
    Applicant: Hunkeler AG
    Inventors: André Meznaric, Toni Egli
  • Patent number: 7798039
    Abstract: The invention relates to a cross cutting device and a corresponding operating method for manufacturing cut-out portions from a flat material web which is moved in a direction of transportation. The device has two cross cutting units which each have a fixed blade and a rotating blade arranged on a rotational element, and said cross cutting units are spaced apart from one another in the direction of transportation. The second rotational element can be connected to a suction device in such a way that in a case of application the cut-out portion is at least temporarily secured on the second rotational element. According to the invention, the second rotational element has, along its circumferential face, a plurality of zones, to which suction air can be applied individually and/or in combination, in order to secure cut-out portions of different formats.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: September 21, 2010
    Assignee: Hunkeler AG
    Inventors: Thomas Schurch, Bruno Wallimann
  • Patent number: 7631857
    Abstract: For the production of different types of newspapers, the material web printed in a digital printing system (2) passes through a further processing system (3), whose most important structural units are a side edge cutting station (4), a longitudinal cutting station (5), a crosscutting station (6), a first collecting station (8), a crossfolding station (10), a longitudinal folding station (11), a stitching station (12), a second collecting station (13) and a delivery station (14). The sheets separated from the material web in the crosscutting station (6) are placed on one another in the first collecting station (8) to form sections. These sections are folded transversely with respect to the direction of movement (Y) in the crossfolding station (10). In the longitudinal folding station (11), the sections are folded in their direction of movement (Y). In the stitching station (12), the sheets of a section are joined to one another along the longitudinal fold.
    Type: Grant
    Filed: June 9, 2006
    Date of Patent: December 15, 2009
    Assignee: Hunkeler AG
    Inventors: Franz Hunkeler, Dominik Scheidegger
  • Patent number: 7618040
    Abstract: The invention concerns a gathering device (10) with a revolving body (14) for the formation of sheet stacks (34, 35) from individually delivered sheets (30, 31). Thanks to a device (23) for generating a holding force, preferably by electrostatic charging, which is arranged essentially outside the outer surface (16) of the revolving body (14), the sheets (30, 31) can be secured to the revolving body (14) without the revolving body (14) needing to have receiving positions dictated by mechanical means. Therefore, the receiving positions can be adapted as desired to the particular requirements.
    Type: Grant
    Filed: May 14, 2007
    Date of Patent: November 17, 2009
    Assignee: Hunkeler AG
    Inventors: Erwin Mahler, Thomas Mazur
  • Patent number: 7585146
    Abstract: A device for forming stacks of sheet products, in particular of paper products, may include the paper products being supplied in an input stream by a feed conveyor to a transfer section. The device may also include at least two set-down tables each including a set-down surface for receiving stacks of the supplied paper products. The set-down tables may move along a circuit-like table-circulating path and may be flexible at least in some segments to conform to shapes of curvatures located in at least some parts and subregions of the table-circulating path. As a result, it is possible for the set-down tables to be guided into the curvatures with a leading front side edge of each of the set-down tables being a leading edge in a circulating direction of the set-down tables. The stacks of stacked paper products may then be transported away from a delivery section by a removal conveyor.
    Type: Grant
    Filed: May 5, 2005
    Date of Patent: September 8, 2009
    Assignee: Hunkeler AG
    Inventors: Josef Widmer, Roland Hofer, Benno Arnold
  • Patent number: 6945923
    Abstract: A method of producing a newspaper having at least one section which is formed from at least one centrally folded printed sheet.
    Type: Grant
    Filed: November 28, 2001
    Date of Patent: September 20, 2005
    Assignee: Hunkeler AG
    Inventors: Kurt Graber, Jakob Gerhard
  • Patent number: 6371475
    Abstract: In a drawer (20) of a high-speed printer, individual sheets (24) supplied in an imbricated stream (30) are fed from below to a stack (22) consisting of individual sheets (24). For continuous feed, a conveying means (28) is arranged in the drawer (22). The individual sheets (24) are transferred to the conveying means (28) from a delivery conveyor (36) at a transition point or interface (38).
    Type: Grant
    Filed: January 4, 1999
    Date of Patent: April 16, 2002
    Assignee: Hunkeler AG
    Inventor: Jakob Gerhard
  • Patent number: 6371402
    Abstract: An apparatus for winding or unwinding material webs onto or from a winding core (3) has a bearing device (5) and a drive device (9) for driving the winding core (3) that is rotatably mounted in the bearing device (5). The drive device (9) comprises a drive (10) and a torque-transmitting device (11) from the drive (10) to the winding core (3). In order to achieve the smallest possible winding-core diameter and, nonetheless, to achieve an adequate winding or unwinding speed, the torque-transmitting device (11) comprises a toothed-belt reduction gear mechanism (12).
    Type: Grant
    Filed: August 4, 1999
    Date of Patent: April 16, 2002
    Assignee: Hunkeler Ag Papierverarbeitungsmaschinen
    Inventors: Josef Widmer, Robert Glur, Erwin Mahler
  • Patent number: 6363851
    Abstract: A folded, bound printed product comprising a plurality of printed subproducts is produced in that an initial product is printed sequentially in such a manner as to produce a series of printed subproducts which are to be arranged one after the other, the initial product has a weakening line or the printed subproducts are provided with a weakening line, and the printed subproducts are collated, folded and bound.
    Type: Grant
    Filed: November 29, 1999
    Date of Patent: April 2, 2002
    Assignee: Hunkeler AG
    Inventors: Jakob Gerhard, Robert Glur
  • Patent number: 6343685
    Abstract: A first conveying device has first bearing elements which are arranged parallel to one another and define a planar first bearing surface. The first bearing elements are driven such that they can be displaced in a first conveying direction. A second conveying means has second bearing elements which run parallel to one another and to the first bearing elements and define a second planar bearing surface. The second bearing elements are designed as conveying elements which are driven in a second conveying direction, which runs at right angles to the first conveying direction. The second bearing elements can be displaced, by means of a lifting drive, in a lifting direction, which runs at right angles to the two bearing surfaces. The first and second bearing elements are spaced apart from one another and arranged such that, upon displacement of the second bearing elements, the latter can be pushed through the interspaces between the first bearing elements.
    Type: Grant
    Filed: March 24, 2000
    Date of Patent: February 5, 2002
    Assignee: Hunkeler AG Papierverarbeitungsmaschinen
    Inventor: Roland Hofer
  • Patent number: 6158687
    Abstract: The winding apparatus (1) for a paper, textile, plastic or other material web (2) comprises a reel drive apparatus (5) for driving a reel (3), in order to convey the web (2) in a feed direction (Z) and to wind it onto the reel (3), and a web tension roll (12), which is arranged upstream of the reel (3) in the feed direction (Z), in order to produce a tension which acts on the web (2) counter to the feed direction (Z), the web tension roll (12) being coupled to a drive apparatus (15), the drive apparatus (15) comprising a clutch (20) and a drive (17), the clutch (20) being operatively arranged between the drive (17) and the web tension roll (12), and the clutch (20) permitting slip between the drive (17) and the web tension roll (12).
    Type: Grant
    Filed: January 4, 1999
    Date of Patent: December 12, 2000
    Assignee: Hunkeler AG
    Inventor: Josef Widmer
  • Patent number: 6103040
    Abstract: For forming a packaged product sample held in a carrier material (1), in a first operation two sections of material (8, 9), for example sections of film, are applied next to each other to the same side of the carrier material (1). Then, the product sample (10) is applied to one section of material (8). Subsequently, by folding the carrier material (1) about a folding line (11), the other section of material (9) is placed over the section of material (8) carrying the product sample (10). Subsequently, the two sections of carrier material (1a, 1b) lying one over the other and carrying the sections of material (8, 9) are joined to each other, to be precise along a closed region surrounding the product sample (10). In order to be able to remove the product sample, within the joining region between the two sections of carrier material (1a, 1b) there is provided a line of weakness which defines a tear-open part.
    Type: Grant
    Filed: October 20, 1997
    Date of Patent: August 15, 2000
    Assignee: Hunkeler AG Papierverarbeitungsmaschinen
    Inventor: Franz Hunkeler
  • Patent number: 6047642
    Abstract: An apparatus produces printed matter, such as forms and publicity material, from a first, continuously fed flexible material web of given width. The first flexible material web is conveyed at a first constant supply speed. A second flexible material web is conveyed at a second constant supply speed lower than the first supply speed. In a cutting station, the second flexible material web is cut into material strips. The supply speed of a leading end region of the second flexible material web is briefly increased periodically by an arrangement provided upstream of the cutting station.
    Type: Grant
    Filed: March 13, 1998
    Date of Patent: April 11, 2000
    Assignee: Hunkeler AG Papierverarbeitungsmaschinen
    Inventor: Franz Hunkeler