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Class Information
Number: 493/460
Name: Manufacturing container or tube from paper; or other manufacturing from a sheet or web > Bending > Deflecting
Description: Method or apparatus including movement of a sheet or web workpiece along a direction parallel to the planar surfaces thereof and engaging the sheet or web workpiece to divert sequentially presented work portions from the original direction to stress the sheet or web workpiece beyond its elastic limit thereof.

Sub-classes under this class:

Class Number Class Name Patents
493/461 Of longitudinally moving work 37

Patents under this class:

Patent Number Title Of Patent Date Issued
7972257 Article forming paper wrapping device Jul. 5, 2011
7887474 Article forming paper wrapping device Feb. 15, 2011
7708679 Folding device for a folding and gluing machine May. 4, 2010
7569011 Image forming apparatus, post-processing apparatus, image forming method, post-processing method, computer readable medium for forming an image, and computer readable medium for the post-proce Aug. 4, 2009
7503887 Method and apparatus for making curled decorative grass Mar. 17, 2009
7442158 Folding apparatus Oct. 28, 2008
7387601 Devices and methods for drawing at least one web of material or at least one web strand into a folding apparatus Jun. 17, 2008
6939285 Ribbon curling and shredding device Sep. 6, 2005
6821240 Longitudinal folding device Nov. 23, 2004
6716317 Tension decurler for web material Apr. 6, 2004
6673005 Device for guiding signatures, particularly in the region of a wedge-shaped outlet of a cutting cylinder device in a folder of a rotary printing machine Jan. 6, 2004
6669620 Method and apparatus for making curled decorative grass Dec. 30, 2003
6620088 Splitter module for folding system on printing machines Sep. 16, 2003
6261216 Ribbon curling and shredding device Jul. 17, 2001
6228015 Ribbon curling and shredding device May. 8, 2001
6206817 Method and apparatus for folding sheets Mar. 27, 2001
6048295 Method in the forming of packaging containers Apr. 11, 2000
5997460 Inline delivery vehicle for a web offset printing press Dec. 7, 1999
5928124 Method and apparatus for the continuous feed of a strip of material to a machine Jul. 27, 1999
5916081 Ribbon curling and shredding device Jun. 29, 1999
5711752 Ribbon curling and shredding method Jan. 27, 1998
5518492 Ribbon curling and shredding device May. 21, 1996
5415345 Box with integral corner reinforcements May. 16, 1995
5407417 Ribbon curling device Apr. 18, 1995
5300012 Uncurling device Apr. 5, 1994
5090672 Automatic apparatus for folding sheet elements Feb. 25, 1992
5026340 Flap closer Jun. 25, 1991
5004451 Folding apparatus with improved web transport Apr. 2, 1991
4869712 Paper folding apparatus Sep. 26, 1989
4747817 High speed signature manipulating apparatus May. 31, 1988

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