Class 493/241 - By rotary tool

Subclass of Class 493 - Manufacturing container or tube from paper; or other manufacturing from a sheet or web
Definition: Method or apparatus wherein the pressing of a line is done
No. of patents: 20
Last issue date: 01/29/2008

Number	Title	Issue Date
7322919	Machine and method for forming tubular lengths of packaging film A machine for forming tubular film lengths from a linear portion of film comprises: a unit (1) for feeding linear film portions (2); at least one forming roller (3) that revolves about an axis (7) transversal to the direction of film feed...	01/29/2008
7060016	Device for rotary converting a web or sheet matter A device for rotary conversion of a web or sheet material by cooperating cylindrical tools. The tools are arranged in a cassette. A driving device connects with the tools for rotating them. The cassette with the tools is placed in an adaptive cassette receiver. The ...	06/13/2006
7044902	Printing press folder and folder components A folder operable to cut a printed web received from a printing press. The folder includes a cutting section having cutting cylinders that cut the web into individual printed products, and a cutting motor that is operable to drive the cutting cylinders. A delivery a...	05/16/2006
6712747	Method and apparatus for creasing planar material A method and apparatus for creasing planar material includes a pair of confronting drums between which the material is passed with at least one of the drums having at least one electrical filament thereon adapted to engage the planar material as it is passed between...	03/30/2004
6705981	Device for retention of products on a transporting surface in a folder The present invention is related to a device for seizing flat material (1). The device includes a transfer cylinder (6) rotating about an axis and having an outer surface (16). A cutting cylinder (3) cooperates with said transfer cylinder...	03/16/2004
6665998	Embossing device for planar materials The embossing rolls of embossing devices serving for the treatment of two-dimensionally extending materials, preferably in the packaging industry, may be made exchangeable if they are disposed in suitable interchangeable units. An interchangeable unit may...	12/23/2003
6176819	Device and method for embossing a foil The embossing process is effected between a pair of embossing rollers provided with toothings of the same kind which comprise rows of pyramidal teeth extending in the axial and the circumferential directions. Compared to the theoretical pyramid shape, the...	01/23/2001
5980442	Apparatus and method of producing a food server with pre-fold of glue panels A novel food server and method of producing a food server is disclosed. The novel method includes moving a web of paper at a constant rate of speed, rotary perforating a plurality of lines on the moving web, using rotary timing belts to score at least two...	11/09/1999
5840002	Substantially rectangular-bottomed container, and apparatus and method for manufacturing same A container apparatus is deployable from a substantially flat, collapsed configuration to a substantially rectangular-bottomed configuration. The container apparatus includes a front panel, a back panel, a first gusseted side panel, and a second gusseted ...	11/24/1998
5685817	Arrangement for the scoring of continuously transported, flat workpieces to be folded along scored lines An arrangement for scoring continuously transported flat workpieces to be folded along scored lines is composed of scoring tools fastened to shafts that are parallel to each other. One part of the scoring tools features a groove and the other part feature...	11/11/1997
5554093	Flexible thermoplastic containers having a visual pattern thereon A flexible container, and a process and apparatus for making the container having first and second sidewalls, side seams, a bottom edge, a top and an opening adjacent the top including the first and second sidewalls made from the same film web stock mater...	09/10/1996
5549539	Device for grooving continuously-fed flat workplace A device for grooving continuously-fed flat workpieces to form fold lines, including a slotted disc with a circumferential groove into which groove the circular edge of a grooving disc penetrates, which together with the slotted disc constitutes the groov...	08/27/1996
4795414	Apparatus for producing grooves There is provided apparatus for grooving or producing partial cuts extend parallel to the direction of transport in paper webs, blanks, cardboard boxes and like workpieces, particularly in the manufacture of envelopes with at least one rotatably mounted ...	01/03/1989
4587736	Creaser tool A creasing tool for relatively soft material such as corrugated board including a generally cylindrical roller mounted for rotation upon an axle which is journaled on a retaining yoke. The roller includes an annular ridge projecting from its surface about...	05/13/1986
4586917	File hinge folding assembly A folding assembly for forming a gusset in a file folder hinge and folding the file folder with the gusset inside of the file folder, the assembly including a transporting arrangement for moving a file folder in sequence through a scoring station, a creas...	05/06/1986
4417883	Apparatus for creasing paper used in the production of gypsum wallboard An apparatus for applying parallel spaced-apart creases on paper to be used as cover sheets in the manufacture of gypsum board, the parallel spaced-apart creases forming the corners of the wallboard and the distance between creases defining the thickness ...	11/29/1983
4401427	Thermoplastic bags and method of making A thermoplastic bag characterized by having handles formed on opposite ends of the bag mouth which is characterized by having structural features immediately adjacent the mouth of the bag to provide stress relief at those positions on the bag mouth where ...	08/30/1983
4338085	Apparatus for manufacturing envelopes Apparatus for feeding, scoring, gumming, and folding a blank into an envelope....	07/06/1982
4085569	Device for preparing pieces of wrapping material for use as the inner wrap in hinge lid cigarette packs A device for preparing pieces of wrapping material for use as inner wraps in hinge-lid cigarette packets. The device comprises a pair of rollers, rotating in opposite directions, which move a web of wrapping material downwards; a scoring disk rotating wit...	04/25/1978
4008650	Method and apparatus for forming expansible envelope An improved method and apparatus for taking a precut one-piece unitary blank and forming it into an expansible container and the like....	02/22/1977

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Class 493/241 - By rotary tool