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Class Information
Number: 493/413
Name: Manufacturing container or tube from paper; or other manufacturing from a sheet or web > Bending > Folding > Folding of indeterminate length work by swinging work guiding means (e.g., zigzag folding, etc.)
Description: Method or apparatus wherein at the time a crease line is formed the workpiece is a web of such length that no more than one end thereof is recognized (engaged) including use of means to direct the workpiece by physical engagement therewith, which means alternates to-and-fro to direct a portion of the workpiece in a first direction and then to direct a succeeding portion of the workpiece in a second direction, such that succeeding portions of the workpiece are alternately laid one upon the other in a regular order including the application of stress to form subsequent crease lines extending generally normal to the direction of workpiece movement.

Sub-classes under this class:

Class Number Class Name Patents
493/414 Swinging passage 54

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8226535 Web creasing station for making fan-folded webs of pressure-sensitive labels Jul. 24, 2012
8123665 Multi-fold interfolding machine structure Feb. 28, 2012
7998050 Structure of interfolding machine with adjustable cut-off Aug. 16, 2011
7762939 Method of making fan-folded web of pressure-sensitive labels Jul. 27, 2010
7703756 Machine for converting a fabric from a rolled fabric into a superimposingly folded fabric for delivery to a dyeing machine Apr. 27, 2010
7654947 Apparatus for adjusting a swing arc and centering of swinging director chute Feb. 2, 2010
7582048 Fabric folding machine structure Sep. 1, 2009
7402130 System and method for folding and handling stacks of continuous web Jul. 22, 2008
7320663 Continuous medium folding device and continuous medium printing apparatus having thereof Jan. 22, 2008
7303524 Folder unit for processing sheet-like materials Dec. 4, 2007
7074290 Cushioning material for packaging and method and device for manufacturing the cushioning material Jul. 11, 2006
7072070 Print controlling apparatus, print controlling method, computer program and recording medium Jul. 4, 2006
6948742 Promotional form with detachable element Sep. 27, 2005
6926655 Method of packaging a web, and a package produced thereby Aug. 9, 2005
6918232 Packaging a strip of material in side by side stacks spliced end to end Jul. 19, 2005
6913569 Packed tapes as well as methods and an assembly for packing said tapes Jul. 5, 2005
6730012 Process for manufacturing sheet stack May. 4, 2004
6679028 Method of packaging a strip of material Jan. 20, 2004
6669617 Paper web folding and cutting apparatus Dec. 30, 2003
6612974 Adjustable folding station for cards Sep. 2, 2003
6511408 Paper folding mechanism Jan. 28, 2003
6378751 Accumulator system for foldable sheet-like material Apr. 30, 2002
6341771 Method of stacking strips of flexible material Jan. 29, 2002
6336307 Method of packaging a strip of material for use in cutting into sheet elements arranged end to end Jan. 8, 2002
6321511 Packaging a strip of material with compression to reduce volume Nov. 27, 2001
6321512 Method of packaging a strip of material Nov. 27, 2001
6306480 Single-ply dispenser napkin Oct. 23, 2001
6293075 Packaging a strip of material Sep. 25, 2001
6263814 Strip of material with splices and products formed therefrom Jul. 24, 2001
6241232 Apparatus and method for folding a textile fabric length Jun. 5, 2001
6176068 Packaging a strip of material in layers with intervening splices Jan. 23, 2001
6159136 Easy to open handle bag and method of making the same Dec. 12, 2000
6155551 Reciprocating stacker for continuous strip material Dec. 5, 2000
6071223 System for directing a leading edge of continuous form paper onto a stack Jun. 6, 2000
6067775 Packaging a strip of material by folding May. 30, 2000
6056683 Active stacking system May. 2, 2000
6009689 Packaging a strip of material in layers Jan. 4, 2000
5987851 Packaging a strip of material Nov. 23, 1999
5989174 Automatic machine for folding long sheets, particularly technical drawings Nov. 23, 1999
5962105 Insert card packaging product Oct. 5, 1999
5957827 Printer with a power paper stacker Sep. 28, 1999
5820539 Device and method for continuous plaiting of web-shaped material Oct. 13, 1998
5732315 Paper delivery and stacker unit in an image forming apparatus Mar. 24, 1998
5616113 Machine for folding a web in a zigzag manner Apr. 1, 1997
5605528 Paper collector with resilient paper support assembly for facilitating refolding and restacking fanfold paper discharged from a continous form printer or the like Feb. 25, 1997
5603683 Paper stacker device for receiving fanfold paper without assistance Feb. 18, 1997
5586964 System for delivering folded paper Dec. 24, 1996
5529564 Apparatus for depositing, guiding and pressing material web parts to be stacked Jun. 25, 1996
5425694 Printer using stacker Jun. 20, 1995
5423733 Method of and apparatus for manufacturing piled-up cotton mat Jun. 13, 1995

1 2 3

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