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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Class Information
Number: 493/407
Name: Manufacturing container or tube from paper; or other manufacturing from a sheet or web > Bending > Folding > With crushing or crumpling
Description: Method or apparatus comprising bendingly stressing a sheet or web workpiece beyond its elastic limit to form a permanent crease and further stressing a sheet or web workpiece beyond its elastic limit but not along any predetermined line.










Patents under this class:

Patent Number Title Of Patent Date Issued
8641591 Center-fed dunnage system Feb. 4, 2014
8568128 Housing support for an apparatus used for providing packaging material Oct. 29, 2013
8550971 Systems for producing cushioning material Oct. 8, 2013
8419606 Compact dunnage converter Apr. 16, 2013
8177697 Dunnage conversion machine and method May. 15, 2012
8162811 System for producing a cross-folded sheet material Apr. 24, 2012
8029429 Mechanism and method for bonding paper sheets on interfolding machine Oct. 4, 2011
7976450 Post-processing apparatus and recording material processing apparatus used therewith Jul. 12, 2011
7803100 System and method for making a coiled strip of dunnage Sep. 28, 2010
7740573 Dunnage conversion machine with floating guides Jun. 22, 2010
7678038 Device for compressing a folded edge Mar. 16, 2010
7651455 Method for making paper dunnage Jan. 26, 2010
7614994 Dunnage converter system Nov. 10, 2009
7540835 Method and apparatus for flexible sheet folding Jun. 2, 2009
7407471 Cutterless dunnage converter and method Aug. 5, 2008
7318800 Pleating apparatuses Jan. 15, 2008
7285084 Folded back portion flattening device, sheet processor, and image forming apparatus Oct. 23, 2007
7147598 Folded back portion flattening device, sheet processor, and image forming apparatus Dec. 12, 2006
7083564 Pleating methods Aug. 1, 2006
7083560 Cushioning conversion machine having heavy duty characteristics Aug. 1, 2006
6951532 Method of folding an airbag containing sensor tapes integrated within the airbag Oct. 4, 2005
6910997 Machine and method for making paper dunnage Jun. 28, 2005
6699167 Cushioning conversion machine and method Mar. 2, 2004
6626812 Cushioning conversion machine and method Sep. 30, 2003
6428459 Protective bag for shipment and storage of articles of equipment and method of fabricating same Aug. 6, 2002
6183586 Process and apparatus for the production of a padding material and padding material produced with this process and apparatus Feb. 6, 2001
6168559 Cushioning conversion machine including a pad-transferring assembly Jan. 2, 2001
5897481 Machine for making cellular packaging Apr. 27, 1999
5873809 Packaging material making machine Feb. 23, 1999
5840003 Stalled sheet folding and flattening apparatus in an electrostatographic machine Nov. 24, 1998
5816995 Dispensing table for cushioning conversion machine Oct. 6, 1998
5733403 Product packaging material and its manufacturing method Mar. 31, 1998
5681255 Dispensing table and guide system for a cushioning conversion machine Oct. 28, 1997
5573491 Method and apparatus for producing a resilient product Nov. 12, 1996
5525176 Reinforced crimped paper objects and methods for making reinforced crimped paper objects Jun. 11, 1996
5487717 Dispensing table for a cushioning conversion machine Jan. 30, 1996
5387173 Fan-folded stock material for use with a cushioning conversion machine Feb. 7, 1995
5352179 Flattening folded miniature printed items Oct. 4, 1994
5211620 Edge-tension controlling device for a cushioning conversion machine May. 18, 1993
5188581 Method for producing a narrow width cushioning paper product Feb. 23, 1993
5163892 Forming machine Nov. 17, 1992
5088972 Folding and crimping apparatus Feb. 18, 1992
4750724 Apparatus for stacking a zigzag folded web Jun. 14, 1988
4747816 Apparatus for making a filter from a material for a filter element May. 31, 1988
4717613 Mechanism and method for producing cushioning dunnage Jan. 5, 1988
4342182 Card folding and creasing device Aug. 3, 1982
4247289 Paper spring method Jan. 27, 1981
4016808 Method and apparatus for making expansible gusset envelopes Apr. 12, 1977











 
 
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