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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7981018 | Folding superstructure in a web-fed rotary printing press and method for operating the same A folding superstructure and to a method for operating a folding superstructure of a web-fed rotary printing press with at least one former by which one or more paper webs fed through this former are provided with a longitudinal fold. The longitudinally folded paper... | 07/19/2011 |
| 7744518 | Folder having a retractable covering cam for changing operating mode This folder includes a device for cutting sheets from a web of paper, a folding cylinder which is provided with movable retention devices and movable blades for folding the sheets cut from the web, a cam for controlling the movement of the movable retention devices ... | 06/29/2010 |
| 7625330 | Apparatus and method for operating a folding machine for a web-fed printing press An apparatus and method for operating a folding machine for a web-fed printing press is disclosed. The folding machine includes a cutting blade cylinder operable with a folding blade cylinder and a folding jaw cylinder. A drive is connected to the cutting blade cyli... | 12/01/2009 |
| 7442158 | Folding apparatus A folding apparatus includes at least a first folding cylinder and a second, folding jaw cylinder. A third measuring cylinder is also provided. The measuring cylinder is usable to cut product sections or signatures of a determined length L from an endless web. The f... | 10/28/2008 |
| 7335150 | Apparatus for making pre-fastened absorbent undergarments In a method and apparatus for mechanically fastening an absorbent undergarment during the initial manufacturing thereof, the undergarment is transported in a transport direction and folded longitudinally by a folding device such that first and second end regions of ... | 02/26/2008 |
| 7329219 | Folding apparatus in a web-fed rotary printing press A folding apparatus (1) in a web-fed rotary printing press for folding signatures (2) which are cut off from a running web of material (6) by a cutting device (40) and carried on a signature transport surface (10) of a folding blad... | 02/12/2008 |
| 7326161 | Folder A folder includes a cut-off cylinder, etc. for cutting a web into sheets; a group of cylinders for folding each sheet into a signature in accordance with the selected folding specifications; and a conveyer apparatus, a fan wheel, a delivery conveyer, etc. for convey... | 02/05/2008 |
| 7235115 | Method of forming self-supporting pleated filter media The method of forming pleated filter media includes providing a generally planar web of filter material, folding the web to form a pleated web having a plurality of fold lines, arranging the plurality of pleats in a first spaced configuration defined by a first dist... | 06/26/2007 |
| 7153253 | Folding drums of a folding device A folding drum of a folding device is comprised of at least one folding element and a transmission unit. The transmission unit has at least one toothed wheel which is coaxially arranged with respect to the rotational axis of the folding drum. The toothed wheel can b... | 12/26/2006 |
| 7125375 | Dunnage conversion machine with translating grippers, and method and product A dunnage conversion machine for converting stock material into a dunnage product includes a forming assembly and a pulling assembly. The pulling assembly includes at least two grippers movable together through a transfer region in opposition to one another and coop... | 10/24/2006 |
| 7115087 | Cutting device A cutting device is used to accomplish the transverse cutting of at least a first material web. The cutting device includes a cutting cylinder and a first counter cylinder. These two cylinders rotate cooperatively and define a first gap through what a first transpor... | 10/03/2006 |
| 7115088 | Folder cylinder with support plate A folding cylinder includes a plurality of gripping devices supported on a first rotatable support with a first gripping device for holding a signature on the cylinder. A plurality of tucking devices are supported on a second rotatable support, the tucking devices i... | 10/03/2006 |
| 7090632 | Folder with multiple-motor drive A folder includes a first cylinder having at least one first gripper for holding signatures and at least one tucker for tucking the signatures to define a first fold, a second cylinder having at least one first jaw for holding the signatures at the first fold, a fir... | 08/15/2006 |
| 7090631 | Methods and apparatus for scoring and trimming imaged sheet media A sheet finishing apparatus includes a media path configured to receive a sheet of media moving along the media path. A creasing tool is located proximate to the media path and is configured to form a crease in the sheet of media. The apparatus also includes a sheet... | 08/15/2006 |
| 7087007 | Sheet post-processing device and image forming apparatus A sheet post-processing device is provided with a pushing device for pushing a predetermined position of a sheet stack in a direction substantially perpendicular to a direction that the sheet stack is conveyed, and a pair of rotating bodies for performing a folding ... | 08/08/2006 |
| 7083562 | Geared folding apparatus A folding apparatus utilizes a primary drive motor, at least one cylinder that is driven for rotation by the primary drive motor, and a pair of folding rollers. The folding rollers can be driven for rotation by an auxiliary motor. The folding rollers can be coupled ... | 08/01/2006 |
| 7077798 | Sheet folding apparatus, sheet folding method and image forming apparatus To avoid displacement of the fold formed on a sheet and misalignment between sheets when a fold is formed on a bundle of sheets stacked one on top of another, a sheet folding apparatus, for forming a plurality of folds on the sheet on which an image is formed, inclu... | 07/18/2006 |
| 7037251 | Machine for the production of flexible material sheets Machine for the production of flexible material sheets comprising at least one folding unit housing at least one cutting cylinder, to which a suction cylinder is opposed, and a gripping cylinder for transversal folding and/or conveying flat products by suction. A se... | 05/02/2006 |
| 7011617 | Folder with group jaw adjustment A folder includes a collect cylinder having at least one gripper for receiving signatures, and at least one first tucker and a jaw cylinder having at least one first jaw for interacting with the first tucker, the at least one first jaw including a stationary jaw par... | 03/14/2006 |
| 6939280 | Document folding apparatus A document folding apparatus comprising: a fold plate having one end adjacent a pair of output rollers which have a nip for receiving a document from the fold plate wherein the fold plate, is pivotable about a pivot point spaced from the output rollers and means for... | 09/06/2005 |
| 6923753 | Folder cylinder with support plate A folding cylinder includes a plurality of gripping devices supported on a first rotatable support with a first gripping device for holding a signature on the cylinder. A plurality of tucking devices are supported on a second rotatable support, the tucking devices i... | 08/02/2005 |
| 6913256 | Former for a folding unit A former roller, which is driven for rotation, is located at the intake of a former for a folding unit. A controller unit is utilized to control the rotation of the motor, which drives the former roller, in such a way that the former roller exerts a tensile force on... | 07/05/2005 |
| 6779446 | Offset printing machine The invention relates to the drive of a printing machine. Cylinders and functional groups are to be driven with low technical expenditure. To this end, all form cylinders (1.1, 1.2)in a printing unit, for example, are driven respectively by separate electric ... | 08/24/2004 |
| 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 |
| 6682063 | Folding apparatus for napkin stacks having two-color sequences Dual folding apparatus using multi-width parent rolls to produce color sequenced stacks of napkins, including means for unwinding, slitting and advancing same-color product webs to a turning and lane separating device to selectively transfer first-color w... | 01/27/2004 |
| 6682470 | Cutting apparatus with fold-mark function A cutting apparatus comprises a casing, a driving mechanism and an upper roller set. The roller set comprises a first roller, a second roller, a third roller and a fourth roller parallel to each other and rollers have a plurality of cutting blades and fol... | 01/27/2004 |
| 6676588 | Automatically closing surface element at the periphery of cylinders The present invention relates to a copy-carrying cylinder which has a peripheral surface (2) supporting sheet-like copies and which is provided with retaining elements for fixing the sheet-like copies in place on the peripheral surface (2). A folding devi... | 01/13/2004 |
| 6669617 | Paper web folding and cutting apparatus A paper web folding and cutting apparatus for a form printing machine includes a paper web traveling path which enables a continuous paper web to travel at a predetermined traveling speed. A cut portion forming device is disposed on the paper web travelin... | 12/30/2003 |
| 6644193 | Web cutting tuck folding machine and method A high speed web cutting and tuck folding machine feeds webs downstream between overlying and underlying runs of feed belts having cutting and tuck folding openings spaced along the belts. Lead segments of the webs are cut at a cutting station and are fed... | 11/11/2003 |
| 6551227 | Device for seizing of flat material on a transporting surface The present invention is related to a device for seizing a flat material (25) such as a web of material (1) on a transporting surface (15). A first cylinder (7) has at least one knife assembly (12) assigned to its respective surface (9). A paper conductin... | 04/22/2003 |
| 6458065 | Transverse aid folder with cylinder mounted cutoff anvils The machine of the present invention produces folded product by advancing a web through longitudinal folding devices and transferring the unsevered continuous web to the surface of a carrier cylinder with anvils. A cooperating knife roll coacts with anvil... | 10/01/2002 |
| 6383124 | High speed paper folding machine A high speed paper folding machine for cutting a continuously fed web of paper into sections and folding said sections is disclosed. The machine includes a rotating hollow drum on which the web is deposited and on which the cutting and folding operations ... | 05/07/2002 |
| 6375605 | Method and apparatus for making multicolored stacks of folded product Apparatus and method for producing selected color or material sequences with a stack of transversely folded products. Slit product width webs are longitudinally folded and advanced by slow speed feed rolls to a plurality of anvil rolls and segments are re... | 04/23/2002 |
| 6350223 | Rolls to fold, cut, or advance segments in folding apparatus A hollow roll assembly for cutting, advancing, and folding segments when used in a folding machine, including discreet transversely extending vacuum conduits superposed against the inside surface of a rotating roll. The conduits have closed ends, aperture... | 02/26/2002 |
| 6283905 | System and method for producing folded articles A system (10) for producing folded articles includes a cutting station (58) operable to segment a fabric web (42) into a continuous stream of individual web segments (86). The system also includes a rotary folder (96) comprising a plurality of folding rol... | 09/04/2001 |
| 6251053 | Method for transferring an end of a material web A folder for a rotary printing press, having at least one copy-guiding cylinder and, on the one copy-guiding cylinder, gripping devices for gripping one end of a copy, includes a cutting cylinder cooperating with the one copy-guiding cylinder, and copy-gu... | 06/26/2001 |
| 6213927 | Interfolding method of sheet material not or not enough permeable to air and machine for carrying out such method A method and a machine for the production of interfolded stacks (17) formed by a plurality of sheets (4a,4b) comprising the steps of: transversally cutting or tearing sheets obtained from at least one web (3a,3b) and offset with respect to one another so ... | 04/10/2001 |
| 6193640 | Paper feeding in a folder Folders in a web-fed rotary printing press are associated with two spaced horizontal planes. Each of these planes is provided with a superstructure carriage that supports a plurality of turning bars. Each of the superstructure carriages can be displaced h... | 02/27/2001 |
| 6179764 | Method and device for treating moving paper webs Moving paper webs are treated by having a cross-groove or crease pressed into them prior to being transversely cut and folded. The cross-groove or crease is produced by a radially vibrating, rail-like pressure tool that cooperates with a counter-pressure ... | 01/30/2001 |
| 6168560 | Cushioning conversion machine and method with pad transferring device A cushioning conversion machine (20) including a converting assembly (52, 54) which converts a sheet-like stock material (22) into a strip (31) having at least one pillow-like portion (33) and another portion (34), and a severing assembly (56) which sever... | 01/02/2001 |
