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Document Title |
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7874507 |
Tape tension modulation system and method
A system and method of modulating tape tension during operation of a tape drive data storage system in which a fixed position tape guide utilizes one or more drag elements to exert a control force...
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7654428 |
Turner bar for rotary presses
A turner bar for a rotary press for deflecting a substrate web in two web running directions is acted upon by pressurized air. The turner bar includes at least one inner tube and one outer tube,...
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7347398 |
Device for transferring a foil matter from outside to inside of a machine
Apparatus for transferring a foil matter from outside to inside of a machine. The apparatus has a longitudinal axis. The machine includes a frame comprising a first wall and a second wall. A window...
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7311234 |
Vectored air web handling apparatus
A web control device is provided as a generally cylindrical hollow bar having a plurality of holes disposed thereon. Each of the plurality of holes is capable of providing fluid contact between the...
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7275709 |
Turning device
A turning device uses a turning bar for diverting a material web. The turning bar includes a sleeve with a plurality of holes and an inner chamber that is supplied with compressed air, as well as a...
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7201300 |
Device for deflecting a web
A device for deflecting a web has at least one turning bar (1; 2) that can be shifted. A first turning bar holding device (11a, 11b; 11a, 11b, 11c) is connected with an axial end of the turning...
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7100864 |
Turning bar
A turning bar is used to turn a web of material. The turning bar includes an outer jacket that is provided with holes on at least one section of its circumference. An inner chamber of the turning...
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7073747 |
Guiding roller and adjusting method
A guiding roller, that is used to turn a web of material, has a jacket surface provided with holes over at least a portion of its periphery. An inner surface of the guiding roller is provided with...
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7025303 |
Turning bar for contactless guidance of a tubular film
A turning bar for contactless guidance of a tubular film web moved at a loop angle around the turning bar, including a support tube with a hollow interior, which can be connected with a compressed...
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6796524 |
Reversible angle bar for a web printing press
A reversible angle bar device for a web printing press having a web with an entering web centerline has a support, a first angle bar portion angled with respect to the first entering web centerline...
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6786449 |
Angle-bar arrangement for web-processing rotary presses
The present invention is directed to an angle-bar arrangement for deflecting material webs on an angle-bar jacket (1) which is provided with a plurality of air outlet openings (2). Closing elements...
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6722608 |
Porous air bearings for tape transports and method of fabrication thereof
An air bearing system for a tape transport (10) including air bearing (322) having portions (360 and 370) providing different flow rates of air to support the tape.
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6684777 |
Device for the control of blowing air, turner bar assembly, and printing machine
The device for the control of blowing air is connected to a compressed-air source and it includes at least one outflow orifice. The device has a valve element which is moveable into a first...
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6666399 |
System for transfer and inversion of a continuous web substrate between printing and other devices
An inverting transfer apparatus for continuous web substrate, such as may utilize a single printing system including a conventional or existing simplex web-fed xerographic print engine.
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6655395 |
Method and device for scouring and cleaning rolled steel strip
A device for pickling or cleaning rolled steel strip which is moved in the form of loops through several pickling and cleaning containers arranged within a treatment line, wherein at least one...
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6619583 |
Device for contact-free guidance of a web material over a surface
A device for contact-free guidance of a web material over a surface element whereon a first longitudinal fold is formed in the web material, the surface element decreasing in width continuously...
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6533217 |
Web-processing apparatus
A web-processing apparatus comprises a dryer with air-turn apparatus for flotatingly supporting a web and, preferably, for changing a direction of web movement. The air-turn apparatus may be used...
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6505792 |
Non-contact floating device for turning a floating web
Air turn for supporting and optionally drying a web, comprising an arcuate surface having a plurality of apertures formed therein. Pressurized gas is supplied to the air turn plenum, and exits...
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6450382 |
Printing web position adjusting apparatus
The problem to be solved by this invention is a conventional printing web position adjusting apparatus poses a problem in which angularly displacing means having excellent accuracy is difficult to...
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6443389 |
Self threading air bar
An air-bearing apparatus for aiding in conveying a web is taught comprising a central web support housing including a cylindrical surface and two sides. There is an end cap positioned adjacent each...
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6427941 |
Web transporting method and apparatus
In a web transporting apparatus that transports a web while floating the web by jetting air from jetting holes formed in a transporting surface to the web, edge rollers that is rotatable and...
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6354531 |
Apparatus and method for continuously reeling a web material
The invention relates to an apparatus for continuously reeling a paper web, especially a high-gloss magazine paper web, around a reel spool. The apparatus comprises means for guiding the paper web...
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6336608 |
Flexible web roller guide assembly with an integral centrifugal pump capability to provide a hydrostatic air bearing function to the roller guides outside supporting surface
A combination flexible web roller guide assembly and an integral centrifugal pump (fan) functional device located inside the roller's outer surface where an air bearing flexible web support...
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6302353 |
Turning bar apparatus
A turning bar apparatus includes a stationary turning bar assuming the form of a hollow cylinder and adapted to change the running direction of a web looped therearound and a compressed-air supply...
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6257520 |
Noncontact web transporting apparatus
A tension determining apparatus that is arranged above cylindrical air chambers determines tensions at both edges of a web before the web enters helical routes of the cylindrical air chambers....
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6131847 |
Turner bar for a web fed rotary printing machine
A turner bar has an outer surface having a profile shaped for enabling air cushions to be built up between the outer surface and a printed material web which is fed around the turner bar. In...
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6120142 |
High-speed printer and the uses of such a printer
The present invention relates to a printer with a single printing motor and a single non-contact heating element characterized in that it includes a printing width and a paper path width greater...
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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...
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6004432 |
Sheet turn with vectored air supply
In a papermaking machine for forming tissue paper, a turning bar is disposed having a curved surface about which a web of tissue paper is turned. The bar has an internal air plenum which supplies...
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5967456 |
Turning rod
A turning rod is used to change the direction of travel of a paper web. A guide tube is supported between spaced holders and is provided with air outlets in one side. The guide tube is rotatable...
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5967457 |
Airfoil web stabilization and turning apparatus and method
An apparatus and method for stabilizing and changing the direction of a web moving in a web path between web handling devices. The apparatus includes an airfoil having a bulbous front end tapering...
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5947411 |
Method and apparatus for air flotation
The present invention is directed to introducing air into a web interface of a former board without using holes or internal passageways in the forming bar. Exemplary embodiments achieve an even...
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5636450 |
Contact-free diverting device for sheet material
A device for diverting sheet, web or mat material treated continuously uses an air cushion (6) formed about a cylindrical surface (4). Infrared transmitters (7), whose radiation is directed to a...
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5570831 |
Pneumatic static guide for a tape
A tape guide device having apertures formed in two tape-winding surfaces of non-rotatable curvature portions. A tape restriction is provided at a connecting portion of the tape guide device...
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5558263 |
Apparatus and method for non-contact active tensioning and steering of moving webs
A moving web in a conveyance machine is tensioned and steered without contact of the web to the machine a pair of parallel air bars in a single moveable frame which is adapted to pivot controllably...
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5520317 |
Turning bar with selectively openable air discharge openings
An adjustable turning bar for a material web is provided with an adjustably positionable tube that has a plurality of compressed air discharge openings. A slide tube is disposed within the turning...
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5467179 |
Turnover device for a web-shaped recording medium
A turnover device for turning a web-shaped recording medium over between two electrographic printer or copier devices working in tandem mode, the crossing point of the turning elements is arranged...
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5464143 |
Width adjustable angle bar assembly for a printing press
An adjustable angle bar assembly (10) for a printing press (12) having a support (14), a hollow angle bar (18) pivotally mounted adjacent a longitudinal central portion (34) of the angle bar (18)...
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5452834 |
Web turning bar with selectively activated air flow ports
A turning bar for changing the direction of a running web or ribbon of paper exiting a printing press. The turning bar is defined by an axisymmetric cylindrical wall having two half surfaces, one...
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5447279 |
Bi-compliant tape guide
This invention is directed to a tape guide that minimizes the effects of vertical position error at the reels of a reel to reel tape drive by providing gentle tape guidance forces and coarse...
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5423468 |
Air bearing with porous outer tubular member
An air bearing supports and guides a moving web with a linearly constant distribution of air between the bearing and the moving web. An exterior tubular member is fixedly mounted over a first...
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5360152 |
Web guidance mechanism for automatically centering a web during movement of the web along a curved path
A web guidance mechanism for automatically centering a web in a thermal printer has an elongated base member with first and second end portions each defining a slot. A crank is rotatably mounted on...
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5353979 |
Directing apparatus for guiding, deflecting and/or diverting a web of material
A directing apparatus for guiding, deflecting and/or diverting a web of material including a block which has a curved surface. The block is segmented, i.e. divided into sections, and in each...
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5317817 |
Trailing sheet assembly for an air turn
Disclosed is an air turn for supporting and optionally drying a web, the air turn comprising a plurality of air bars having a wing type foil with an adjustable web-to-foil gap and multiple relief...
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5316199 |
Adjustable angle bar assembly for a printing press
An adjustable angle bar assembly (10) for a printing press (12) having a support (14), a hollow angle bar (18) pivotally mounted adjacent a longitudinal central portion (34) of the angle bar (18)...
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5310107 |
Pneumatic compliant tape guidance device
A pneumatic compliant tape guidance device for pneumatically applying a biasing load to a passing tape media. The tape guidance device includes at least one guide button and associated cylinder in...
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5273201 |
Turning bar fed by compressed air for turning over webs in rotary printing presses
A compressed air-fed turning bar assembly for turning over printed webs of material includes a cross member, a bearing body displaceably disposed on the cross member, at least one turning bar...
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5261996 |
Guiding system for a vacuum wheel applicator
An applicator wheel and guide system are provided in order to accurately align and position web material, either as discrete lengths or as a continuous strip, to articles or a continuous web....
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5242095 |
Contactless air turn guide with baffles for running webs
A contactless turning guide for floatingly suspending a running web in an arcuate path and comprising a housing having an arcuate surface extending in the direction of web travel, the guide also...
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5233919 |
Angle bar air regulating device for turning a web
In an angle bar turning a web having an exterior pipe formed with outlet openings, an air regulating device includes a zone tube disposed within and radially spaced from the exterior pipe so as to...
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