Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7222571 | Fan-out control assembly The present invention describes an assembly to control fan-out on a multi-color offset printing press. The assembly includes an arm that pushes the paper into proper alignment before the printing of a succeeding color. The assembly may be fitted to existing presses ... | 05/29/2007 |
| 7205981 | Method and apparatus for providing resistive haptic feedback using a vacuum source A method and apparatus is described for applying haptic feedback using a vacuum source. A housing includes a cavity. The cavity can be positioned near a moveable member such that the cavity of the housing and the moveable member define a volume. The volume has an as... | 04/17/2007 |
| 7185840 | Web winding apparatus A plurality of collars are mounted on a takeup shaft for axially pressing and holding a plurality of spools which are mounted on the takeup shaft. The takeup shaft includes an axial thrust groove defined therein. The collars include respective rolling bearings inser... | 03/06/2007 |
| 7114674 | Electromechanical brake in a slitter An idler roll brake in a paper handing machine wherein the roll brake employs a brake shoe mounted to the roll end bearing. The brake shoe slides forward to bring the brake shoe against the interior surface of the roll. An electromagnet positioned external to and mo... | 10/03/2006 |
| 7104189 | Twine restrictor A twine restrictor is disclosed having the advantages of simplicity and reliability. The twine restrictor is generally formed from solid or hollow stock. It is left free floating while being restrained sufficiently to avoid loss. Twine is passed over a substantially... | 09/12/2006 |
| 7044416 | Tensioning board for slit metal rewinding An apparatus for tensioning strips of metal as the metal strips are rewound comprises a board having a top surface defining a groove and a tray having opposed side portions and opposed end portions and disposed in the groove. Each of the side portions of the tray ha... | 05/16/2006 |
| 7021510 | Cable traction apparatus and method A high force traction apparatus which operates along the cable linear axis with no cable bending. The cable is encircled with links from several looping chain drives. The links have a concave friction surface to match the cable radius. Rollers apply pressure to mult... | 04/04/2006 |
| 6994324 | Fiber redirect system, multi-axis robotic wrist and fiber placement apparatus incorporating same and related methods A fiber redirect system for use with a multi-axis robotic wrist and fiber placement system and methods of using the same are provided. The fiber redirect system may include one or more redirect mechanisms configured to alter the path of one or more fiber tows fed fr... | 02/07/2006 |
| 6978961 | Band sheet coiling tension applying apparatus and endless belts for the band sheet coiling tension applying apparatus, and an endless belt lubricant for the band sheet coiling tension applying apparatus It is an object of this invention to eliminate the necessity of using pulleys which will bring about cost increase, trouble and reduction of service life, and give rise to the positional irregularity of the coil edge. Two sets of endless belts 1 are di... | 12/27/2005 |
| 6964392 | Variable strip tensioner A tensioner for use in a coil slitting line includes segmented resistance surfaces with a plurality of actuators for urging the resistance surfaces against the slit strips to cause a different tension to be imparted to different strips. ... | 11/15/2005 |
| 6869004 | High-speed fiber feed assembly The fiber feed assembly includes one or more dampening bars arranged between a fiber source and an intake assembly that guides the fiber into an elongated feed tube through which the fiber is transferred for additional processing. The spacing and orientation of the ... | 03/22/2005 |
| 6843038 | Method and apparatus for controlling zipper tension in packaging equipment Methods and apparatus for controlling the tension of one continuous material (e.g., plastic zipper) with attachments or formed features (e.g., sliders or formed slider end stops) as it is fed to a sealing station, where it is joined to and later pulled by another co... | 01/18/2005 |
| 6810812 | Method for regulating the tension of a web The tension of a web in a rotary printing press is regulated during passage of the web between at least first and second cylinders of at least one printing group. The two cylinders are driven using at least one drive mechanism. A distance between the two cylinders i... | 11/02/2004 |
| 6808378 | Device for the production of moldings of plastic reinforced with long fibers Plastic moldings reinforced with long fibers are made without the risk of forming loops in a continuous thread or roving fed to a cutting unit at the end of a mold filling operation or tearing thereof during renewed start-up for the next molding filling operation, e... | 10/26/2004 |
| 6752915 | Web conveying apparatus, and apparatus and method for electrodeposition using web conveying apparatus The present invention provides a web conveying apparatus for conveying a web while holding the web and applying tension to the web, wherein the conveying apparatus has a plurality of rollers with which the web contacts to be conveyed, and at least one roller of the ... | 06/22/2004 |
| 6708919 | Turning bar assembly for use with a moving web A turning bar assembly rotatably disposed adjacent a web of material moving at an operational speed in a web forming device has a turning bar for changing a direction of the moving web. Moreover, the turning bar is controllably rotated 360 ° against the moving web ... | 03/23/2004 |
| 6662721 | Rotary press In a rotary press, a first press roller adapted to retreat during printing and advance during plate changing to contact a web is provided on a travel route of the web between a printing unit and a dryer. A second press roller having the same function as t... | 12/16/2003 |
| 6627044 | Web guide in a paper machine/board machine The invention concerns a guide (10) for the web, such as the wire or felt, in a paper machine/board machine. The guide is formed by a bearing housing (12) at one end of a guiding roller (11) in such a way that the bearing housing (12) includes a curved su... | 09/30/2003 |
| 6585140 | Driver system for reducing the speed of or dragging metal strips A device for drawing or braking metal bands or metal sheets and including two oppositely arranged endless revolving chain systems with a gap therebetween through which a metal band or a metal sheet is displaced and including carriage-like roller blocks fo... | 07/01/2003 |
| 6541728 | Method and apparatus for tensioning a wire electrode in a spark-erosion machine A wire tensioning system for a wire-shaped working electrode of a spark erosion machine and a procedure for the tensioning of the working electrode. The working electrode at least nearly circumferentially encompasses a braking roller in a wire entry zone ... | 04/01/2003 |
| 6502734 | Driver system for reducing the speed of or dragging metal strips A device for drawing or braking metal bands or metal sheets and including two oppositely arranged endless revolving chain systems with a gap therebetween through which a metal band or a metal sheet is displaced and including carriage-like roller blocks fo... | 01/07/2003 |
| 6474886 | Color printer and method of feeding paper by tension rollers In the present invention, the recording paper is conveyed by a feed roller to plural recording portions sequentially, and each recording portion successively prints each specific color on the recording paper while applying tension to the paper. The tensio... | 11/05/2002 |
| 6450385 | Clamping ring in particular for oil duct The invention concerns an annular clamping ring in particular for laying oil ducts including a rigid annular base (2) supporting with support apparatus a coaxial ring-shaped assembly of vertical jaws (4) mobile in the diametral planes; said apparatus incl... | 09/17/2002 |
| 6443384 | Wire brake A wire brake for use with automatic wedge bonding machines which have cutting pliers arranged behind the associated bonding tool and movable along the bonding wire for detaching bonding wire from the open pliers. The wire brake includes guiding members ha... | 09/03/2002 |
| 6439445 | Tensioner A tensioner, for clamping cables, flexible pipes or bars and moving them forwards in a controlled manner, includes at least two conveyors, each intended to displace one or more clamping members. The conveyors each attached to a main frame element. A selec... | 08/27/2002 |
| 6357349 | Web tensioning and aligning module A device for feeding web material to a printer that is adapted to accept web from an external roll, adequately align the web with the printer and properly tension the web as it passes through the printer. The infeed device includes a pair of parallel guid... | 03/19/2002 |
| 6350340 | Fastener tape material, bag utilizing fastener tape material, and method of manufacture thereof Methods, an apparatus and a system in which reclosable bags and components thereof are formed are disclosed. The reclosable bags are made from base web material that has transversely applied fastener tape segments thereon. The web material is used in a ve... | 02/26/2002 |
| 6320727 | Roller guiding system for delivery of tape media along a tape path A roller guiding system for delivery of magnetic tape media along a tape path between a tape drive employing a single reel and a tape cartridge employing a single reel. The roller guiding system comprises a plurality of guide rollers configured to adjust ... | 11/20/2001 |
| 6298781 | Former board arrangement in a web-fed rotary newspaper printing press A former board arrangement in a web-fed rotary newspaper printing press comprises a first and a second row of former boards each row including a first, second and third former board for longitudinally folding one or more ribbons passing over the former bo... | 10/09/2001 |
| 6279472 | Web curling prevention device for a rotary printing press or the like A rotary printing press has a postprinting processing station where the printed web of paper, stretched out between two pairs of nip rollers, is slit longitudinally into a pair of web halves and where the web halves are subsequently superposed one upon th... | 08/28/2001 |
| 6251209 | Fastener tape material bag utilizing fastener tape material, and method of manufacturing thereof Methods, an apparatus and a system in which reclosable bags and components thereof are formed are disclosed. The reclosable bags 2001 are made from base web material that has transversely applied fastener tape segments thereon. The web material is used in... | 06/26/2001 |
| 6176411 | Paper transfer apparatus A paper transfer apparatus is provided which is incorporated in an electrophotographic printer having a photosensitive drum for printing on elongated paper. The paper transfer apparatus serves to transfer the elongated paper along a transfer path extendin... | 01/23/2001 |
| 6125754 | Web pressurizing channeled roller and method The present invention is a channeled roller, used in association with flexible webs, which is provided with a pressurized gas flow, and which may be used to remove web wrinkles, clean webs and rollers, brake rollers, and heat, cool, moisturize, and dry we... | 10/03/2000 |
| 6098976 | Device for unrolling sheets A device for unrolling sheets, with positively guided leading edges, travelling along a conveying path of a delivery of a printing machine for processing the sheets, the sheet unrolling device being formed with a first unrolling groove followed upline in ... | 08/08/2000 |
| 6024266 | System and method for transporting and clamping flexible film structures One or more porous air film rolls are used, in a system to support a flexible web during movement of the web, and selectively provide either compliant or rigid clamping of the web while performing processing operations on the web at a work station. The pr... | 02/15/2000 |
| 5957360 | System and method for transporting and clamping flexible film structures One or more porous air film rolls are used, in a system to support a flexible web during movement of the web, and selectively provide either compliant or rigid clamping of the web while performing processing operations on the web at a work station. The pr... | 09/28/1999 |
| 5938097 | Tape dispensing method using non-uniform tension to reduce tape breakage A method for dispensing a ribbon of tape from a roll by using guide and feed rolls to apply a significantly higher tension to the ribbon along the longitudinal central portion of the ribbon than along the longitudinal side edge portions of the ribbon so t... | 08/17/1999 |
| 5894797 | Tension control device for a printing press A tension control device (50) for a printing press (10) having an adjustment roller (52), a device (64 and 66) for measuring the tension on opposed sides of a web (14) passing downstream from the adjustment roller (52), and a device (82) responsive to the... | 04/20/1999 |
| 5873306 | Self-compensating tensioner A self-compensating tensioner, particularly a self-compensating tensioner for use in a folder of a web offset printing press, includes a plurality of rollers designed to tension tapes. Each roller is mounted on a tensioner arm. The tensioner arms are moun... | 02/23/1999 |
| 5832826 | Device and method for acting upon sheets in a sheet delivery system A device and a method for acting upon sheets in a sheet delivery system of a printing press, wherein sheets can be printed selectively on one side and on both sides thereof, includes a sheet tautener having a surface by which it is integrated into at leas... | 11/10/1998 |
