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| Number | Title | Issue Date |
| 7361131 | Systems and methods for processing a container blank A system includes a first scoring station, an optional second scoring station, and a cutting station. The first scoring station includes a stationary platen for supporting a substrate, a movable platen juxtaposed a spaced distance therefrom, and one or more scoring ... | 04/22/2008 |
| 7341217 | Electrostatic tension control of webs An electrostatic charging system holds a film web to a roll without significant slippage, thus allowing for proper tension control of the web even with extreme differences in tension upstream and downstream of the motorized roll. The system can electrostatically tra... | 03/11/2008 |
| 7270038 | Mat for die cutter A cutting mat includes a flat, planar sheet of rigid but flexible material with a plastic film affixed to the lower surface and extending across the length and width of the sheet. In the preferred embodiment, the mat is formed of spring steel. A holder for the mat i... | 09/18/2007 |
| 7083560 | Cushioning conversion machine having heavy duty characteristics A cushioning conversion machine for converting multi-ply stock material is characterized by a conversion assembly which comprises one or more assemblies and/or devices for converting multi-ply stock material into a three-dimensional cushioning product and a stock su... | 08/01/2006 |
| 6718856 | Converting press A converting press for paper or cardboard sheets including a waste stripping station and/or a blanking station with a pull-out chase (1, 2, 3, 4). A pair of horizontal transverse rails (5, 11) supports an upper stripping tool for a waste stripping oper... | 04/13/2004 |
| 6691598 | Lightweight dimensionally stable steel rule die A lightweight, dimensionally stable steel rule die for cutting and scoring carton blanks having a die board containing cutting and scoring rules which is formed of a laminated plastic construction adapted to register and coact with a steel counterplate ov... | 02/17/2004 |
| 6516850 | Apparatus for applying reclosable fasteners to a web of film An apparatus for applying strip fastener elements or zippers to web material includes an unwind stand holding a roll of film material, an infeed dancer arrangement of rollers, a zipper apparatus which conditions zipper material, cuts zippers and delivers ... | 02/11/2003 |
| 6311596 | Cutting assembly for a cushioning conversion machine A cushioning conversion machine for converting sheet-like stock material into cut sections of a pad-like cushioning dunnage product is provided. The machine includes a frame, conversion assemblies which convert the sheet-like stock material into the cushi... | 11/06/2001 |
| 6190298 | Manufacture of file folders A method of manufacturing a file folder includes the steps of displacing a predetermined length of a flexible material in a feed direction and forming a pair of spaced apertures in the material. The method further includes the steps of inserting a prong o... | 02/20/2001 |
| 6162159 | Ticket dispenser A ticket dispenser has a dispenser body with an internal chamber, and a lid for closing the chamber. The lid has an external ticket-receiving surface. A roll of paper or the like is contained in the chamber, and is fed between a rotating drum and an uprig... | 12/19/2000 |
| 6162161 | Splitting machine for corrugated board profiles There is described a splitting machine for corrugated board profiles being moved, this machine comprising advancement mechanism (2, 9) for stacks (4) of cardboard sheets; and a splitting device (11) for the stacks (4) composed of an upper ram (23a) and a ... | 12/19/2000 |
| 6050927 | On-demand skip perforating An on-demand exact registration form web perforating method is simple yet effective, and can operate at high speed and a long life. A form web is moved in a predetermined path past first and second rotatable continuous circumferential perforator wheels mo... | 04/18/2000 |
| 6033354 | Pulling action separator A separator for cutting a cushioning/packing material generally in the form of a continuous web made from a base stock of stacked paper sheets, crushed so as to form a cushioning web which moves along a conveyance axis (A) orthogonal to the separator, is ... | 03/07/2000 |
| 5891007 | Method and apparatus for punch-cutting notches in the edge of the binding margin of folded sheet goods A method and an apparatus are for forming open-edge V-shaped notches (32) in a binding margin (42) of large-format sheets (11) such as shop drawings or construction plans for example, so that after the sheets have been folded the notches (32) are aligned ... | 04/06/1999 |
| 5569146 | Cushioning conversion machine including a cutting/aligning assembly A cushioning conversion machine, which converts stock material into cut sections of dunnage, includes a cutting/aligning assembly. The cutting/aligning assembly comprises a moving blade unit which is mounted on the frame in such a manner that it travels b... | 10/29/1996 |
| 5250246 | Method and apparatus for manufacturing sheets A method of manufacturing pallets from sheets of substantially the same dimensions as the dimensions of the pallets to be manufactured by the steps of sequentially feeding sheets of a predetermined polygonal shape, cutting substantially at one time a plur... | 10/05/1993 |
| 5232430 | Apparatus for piercing slits in plastic sheet material A piercing blade for perforating slits in a continuous tubular web of thermo-plastic material is shown. The blade is used in a machine to form individual bags from the tube by heat sealing the bottom and perforating the top of the next bag. The piercing t... | 08/03/1993 |
| 5123889 | Downsized cushioning dunnage conversion machine and cutting assemblies for use on such a machine A cushioning dunnage conversion machine for converting sheet-like stock material, such as paper in multi-ply form, into cut sections of relatively low density pad-like cushioning product, and cutting assembly therefor, is provided. The machine includes a ... | 06/23/1992 |
| 5104370 | Ancillary device for fastening a tool within a platen press A platen press designed for cutting, creasing or embossing sheet-like materials includes a lower movable beam carrying the sheet, and an upper beam stationary beam or which a tool is fitted. To avoid bending of the tool which has a shape of a plate in an ... | 04/14/1992 |
| 5087236 | Separating method and device for separating a shaped section from a waste section After being formed an engaged die by engaging a male die of an upside die to a female die of a downside die through a space, being carried the engaged die on a carrier to a stamping part and being fastened the male die to an upside die mount after being l... | 02/11/1992 |
| 5049121 | Continuous form stationery folding and cutting machine An apparatus for producing continuous form stationery by folding a strip of paper along transverse lines of weakening formed therealong and for cutting the folded continuous form stationery along selected folded transverse lines of weakening.... | 09/17/1991 |
| 5035165 | Quick slip holder for bag machine A clamp member has a pair of integral jaws defining an aperture in which the upper end of a punch adaptor is clamped when the jaws are forced closed. The adaptor has a punch fastened to its lower end, for example by a tongue and groove connection; and a s... | 07/30/1991 |
| 5001956 | Knife for perforating plastic sheet material A device for perforating a tubular film of plastic material flattened to form a roll of pre-formed bags for individual separation from the roll, has a perforating knife with a plurality of pointed teeth spaced along the bottom edge thereof disposed for re... | 03/26/1991 |
| 4979933 | Reclosable bag A reclosable bag having an open end with a side margin adjacent the open end, a metal segment in the side margin having ends extending beyond the opening and a sealing tape overlying the metal strip for encapsulation thereof. Apparatus for manufacturing r... | 12/25/1990 |
| 4840011 | Device for laterally cutting carton case in carton automatic feeding device for a liquid filling machine Apparatus provided with lateral cutters to effect lateral cuts at the upper and lower parts of a tape applied on to the flaps at both ends of a carton case. The cutters are installed on a mechanism for extending and retracting the cutters relative to the ... | 06/20/1989 |
| 4775358 | Machine for making paper booklets In a multi-bobbin machine for making paper booklets e.g. of interleaved cigarette paper, a multiplicity of strips from respective supply bobbins are interfolded and converged to form a booklet strand which is cut to length by a cutting station which recip... | 10/04/1988 |
| 4767393 | High speed platen-type die cutter A flat platen-type cutting and creasing press for sheet material includes a continuously moving closed loop conveyor that carries sheet gripping means in a feed direction along a generally horizontal feed path extending through a sheet loading station, a ... | 08/30/1988 |
| 4758214 | Twin wicketing bag machine This application discloses a method and apparatus for converting thermoplastic web material, flat or tubular, to produce bags. A conventional bag machine produces web segments provided with a group of centrally located holes and each segment is transferre... | 07/19/1988 |
| 4693701 | Twin wicketing bag machine This application discloses a method and apparatus for converting thermoplastic web material, flat or tubular, to produce bags. A conventional bag machine produces web segments provided with a group of centrally located holes and each segment is transferre... | 09/15/1987 |
| 4675000 | Press The press, which is suitable for creasing, scoring, perforating or cutting of board or similar material, comprises two upright spaced-apart frame members, which are interconnected by a transverse member and each of which is provided with a vertical guide,... | 06/23/1987 |
| 4667553 | Notching tool with presser foot A compact notching device comprises a single piston and cylinder assembly including a piston rod, a shaft axially and rotatably mounted within the piston rod, and means for longitudinally coupling the shaft to the piston rod such that when the piston rod ... | 05/26/1987 |
| 4641481 | Device for cutting a narrow strip of continuous articles for packaging A device for cutting continuous bags formed of thin film including a cutter and a drum for feeding the bags. The cylindrical surface of the drum is provided with radial cutting grooves so that the bags on the cylindrical surface are cut into individual pa... | 02/10/1987 |
| 4636191 | Plastic bag handle aperture forming apparatus There is disclosed a bag making machine for producing bags from an elongate strip of plastic web material. The disclosure relates to various improvements in the bag making machine such as the apparatus for cutting the bag handle aperture. The apparatus in... | 01/13/1987 |
| 4609366 | Apparatus for the manufacture of plastic bags by wave-like incision to define handgrips An apparatus for making plastic handle bags from an advancing flat tubular web includes a knife supported above the moving web and reciprocated transversely by a cam roller to produce a sinusoidal-wave-like cut longitudinally of the web. A support guide h... | 09/02/1986 |
| 4605392 | Apparatus for making plastic carrier bags In an apparatus for making plastics carrier bags from a web of tubular film of thermoplastic material, a feeding mechanism intermittently conveys the webs by one bag width and a severing mechanism cuts the web into half tubes along an undulating curve. A ... | 08/12/1986 |
| 4589583 | Automatic hook attaching apparatus A conventional fastener attacher is fixedly mounted on a support. A stack of hooks is situated in a retainer which is movably mounted with respect to the support. A dispensing slide is movably mounted on the retainer, below the stack. As the retainer is m... | 05/20/1986 |
| 4586916 | Corrugated carton separator Apparatus for separating folded two-on cartons is characterized by a carton supply station for advancing cartons seriatim to a separating station. At the separating station, opposite edges of each carton are gripped and first moved away from each other to... | 05/06/1986 |
| 4568323 | Strip steel stamping or punching tool for carton blanks or the like Strip steel stamping knives (1) and, if desired, the strip steel folding rules (2) of a strip steel stamping tool are provided in slots (3, 4) in a carrier plate (5). The strip steel stamping knives and, if desired, the strip steel folding rules protrude ... | 02/04/1986 |
| 4557713 | Bag making machine and method Apparatus for making bags from a folded web of thermoplastic material includes a rotating drum to which the web is continuously applied. As the drum rotates through a given arc length, the web is tucked outwardly from the periphery of the drum in progress... | 12/10/1985 |
| 4341524 | Working head for a passepartout-machine The invention relates to a working head for a so called passepartout-machine by means of which rectangular cuttings and/or impressions can be made in a plain material and which is formed with a knife (6) or an impression roller which is mounted in a holde... | 07/27/1982 |
