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Class Information
Number: 226/97.3
Name: Advancing material of indeterminate length > By fluid current > Floating web
Description: Device including means to buoy or levitate the web*.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7311234 Vectored air web handling apparatus Dec. 25, 2007
7210606 Web conveyor for a thermoforming apparatus, web support apparatus for a thermoforming apparatus, and thermoformable web support apparatus May. 1, 2007
7207794 Pouch production apparatus and method Apr. 24, 2007
7112258 Method and apparatus for making a tissue paper with improved tactile qualities while improving the reel-up process for a high bulk web Sep. 26, 2006
7073747 Guiding roller and adjusting method Jul. 11, 2006
7040519 Thermoformable web support apparatus and support device for a heated plastic sheet May. 9, 2006
7025303 Turning bar for contactless guidance of a tubular film Apr. 11, 2006
6994239 Methods and apparatus for prescribing web tracking in processing equipment Feb. 7, 2006
6942175 Winding apparatus having Bernoulli guide shoe leading into roller-core nip and method Sep. 13, 2005
6936137 Air clamp stabilizer for continuous web materials Aug. 30, 2005
6923359 Methods and apparatus for prescribing web tracking in processing equipment Aug. 2, 2005
6881362 Process and apparatus for the relaxation of interlayer sheet Apr. 19, 2005
6659323 Methods and apparatus for prescribing web tracking in processing equipment Dec. 9, 2003
6635111 Contactless guide system for continuous web Oct. 21, 2003
6619583 Device for contact-free guidance of a web material over a surface Sep. 16, 2003
6604463 Device to compensate for print misregister due to paper distortion on web offset printing presses Aug. 12, 2003
6543662 Web transport system Apr. 8, 2003
6511015 Method and apparatus for stabilizing the running of a web in a paper machine or a like Jan. 28, 2003
6505792 Non-contact floating device for turning a floating web Jan. 14, 2003
6502735 Device for the suspension guidance of a travelling web Jan. 7, 2003
6461671 Paper coating apparatus and method for coating paper Oct. 8, 2002
6454903 Method and apparatus for the transfer of a lead strip of a paper web Sep. 24, 2002
6443389 Self threading air bar Sep. 3, 2002
6428246 System and method of conveying, storing, and dispensing packing material Aug. 6, 2002
6425512 Web handling process Jul. 30, 2002
6394331 Device and process for separating and transferring a leader strip May. 28, 2002
6375801 Method for improving stability of moving webs Apr. 23, 2002
6328852 Method and apparatus for improving stability of moving webs Dec. 11, 2001
6325896 Apparatus for transferring a fast running fibrous web from a first location to a second location Dec. 4, 2001
6270629 Web handling apparatus Aug. 7, 2001
6250581 Web winding device and method Jun. 26, 2001
6251477 Paper coating apparatus and method for coating paper Jun. 26, 2001
6228216 Transfer of a cellulosic web between spaced apart transport means using a moving air as a support May. 8, 2001
6155518 Blow box for levitated guidance of a material web Dec. 5, 2000
6125754 Web pressurizing channeled roller and method Oct. 3, 2000
6042307 Controlled speed air conveyor for unstable articles Mar. 28, 2000
6003750 Process for guiding a web Dec. 21, 1999
6004432 Sheet turn with vectored air supply Dec. 21, 1999
5991964 Web cleaner Nov. 30, 1999
5970627 Active web stabilization apparatus Oct. 26, 1999
5967457 Airfoil web stabilization and turning apparatus and method Oct. 19, 1999
5950899 Device for changing the direction of a moving web without contacting the web Sep. 14, 1999
5924619 Method and apparatus for passing a printed web between the separated cylinders of a deactivated printing unit of a web fed rotary printing press Jul. 20, 1999
5921451 Dryer assembly for supporting and positioning a web Jul. 13, 1999
5904312 Reel slitter May. 18, 1999
5893505 Guide for a material web Apr. 13, 1999
5830321 Method for improved rush transfer to produce high bulk without macrofolds Nov. 3, 1998
5829166 Air-cushion nozzle for drying apparatus Nov. 3, 1998
5792318 Method to stabilize sheet between press section and dryer section of a paper-making machine Aug. 11, 1998
5788425 Flexible system for handling articles Aug. 4, 1998

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