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Class Information
Number: 493/451
Name: Manufacturing container or tube from paper; or other manufacturing from a sheet or web > Bending > Folding > By plural relatively movable folding edges approaching work from same side (e.g., zigzag folding, etc.)
Description: Method or apparatus wherein the stress is applied to form a crease line by a first member moving toward work surface from a given direction and stress is applied to form a crease line by a second member moving toward the same work surface from generally the same direction.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7510518 |
Method for making standing folds and knife folding machine with work transfer device |
Mar. 31, 2009 |
| 7476193 |
Modular folding and pressing apparatus |
Jan. 13, 2009 |
| 7396322 |
Informational item forming machine and method |
Jul. 8, 2008 |
| 7306554 |
Method of forming a stack of interfolded sheets of web |
Dec. 11, 2007 |
| 7270631 |
Method of tucking side panels with side panel fold location control |
Sep. 18, 2007 |
| 7182723 |
Informational item final folding apparatus |
Feb. 27, 2007 |
| 7121992 |
Informational item forming machine and method |
Oct. 17, 2006 |
| 6953422 |
System and method for replacing web folding boards |
Oct. 11, 2005 |
| 6913570 |
Method and apparatus for producing a composite structural panel with a folded material core |
Jul. 5, 2005 |
| 6789821 |
Method and apparatus for folding an airbag |
Sep. 14, 2004 |
| 6740025 |
Method of folding a gas bag for a vehicle occupant restraint system and folded gas bag |
May. 25, 2004 |
| 6726615 |
Method of folding a gas bag for a vehicle occupant restraint system, a folded gas bag for a vehicle occupant restraint system and a device for performing the method |
Apr. 27, 2004 |
| 6656103 |
Informational item forming machine and method |
Dec. 2, 2003 |
| 6616587 |
Method for folding an air bag |
Sep. 9, 2003 |
| 6520901 |
Apparatus for folding air bag body |
Feb. 18, 2003 |
| 6485403 |
Air bag system of folding an air bag |
Nov. 26, 2002 |
| 6254523 |
Method of imparting directional permanency of folding to sheet, and apparatus therefor |
Jul. 3, 2001 |
| 6171228 |
Method for folding an airbag |
Jan. 9, 2001 |
| 6152867 |
Method and apparatus for compactly folding an airbag for an airbag apparatus in motor vehicles |
Nov. 28, 2000 |
| 6048298 |
Apparatus for forming spiral pleated filter cartridges |
Apr. 11, 2000 |
| 5997457 |
Method of manufacturing a direct mail article |
Dec. 7, 1999 |
| 5960611 |
Process for folding an airbag for a passenger restraint system |
Oct. 5, 1999 |
| 5947885 |
Method and apparatus for folding sheet materials with tessellated patterns |
Sep. 7, 1999 |
| 5882288 |
Apparatus and method for forming spiral pleated filter cartridges |
Mar. 16, 1999 |
| 5876320 |
Universal half folder apparatus |
Mar. 2, 1999 |
| 5868660 |
Method and apparatus for folding up air bag |
Feb. 9, 1999 |
| 5803892 |
Process for folding an airbag |
Sep. 8, 1998 |
| 5785350 |
Method of preparing a side collision air bag |
Jul. 28, 1998 |
| 5782737 |
Method of folding a vehicle safety airbag |
Jul. 21, 1998 |
| 5775733 |
Airbag cushion folding process |
Jul. 7, 1998 |
| 5755078 |
Method and apparatus for folding an inflatable cushion |
May. 26, 1998 |
| 5746690 |
Method and apparatus for folding an inflatable cushion |
May. 5, 1998 |
| 5701727 |
Card affixing and form folding system |
Dec. 30, 1997 |
| 5669204 |
Bag folding system |
Sep. 23, 1997 |
| 5569147 |
Method and device to produce corrugated strip packaging parts |
Oct. 29, 1996 |
| 5558611 |
Apparatus for shaping blanks for hinge-lid packs with especially rounded longitudinal edges |
Sep. 24, 1996 |
| RE35265 |
Bag folding system |
Jun. 4, 1996 |
| 5493846 |
Bag folding system |
Feb. 27, 1996 |
| 5484378 |
Sheet folding method |
Jan. 16, 1996 |
| 5471817 |
Bag folding system |
Dec. 5, 1995 |
| 5456651 |
Automatic bag folding apparatus |
Oct. 10, 1995 |
| 5433692 |
Gusset forming machine and gusset forming process |
Jul. 18, 1995 |
| 5391137 |
Airbag folding apparatus and method |
Feb. 21, 1995 |
| 5375393 |
Bag folding system |
Dec. 27, 1994 |
| 5360387 |
Bag folding system |
Nov. 1, 1994 |
| 5348526 |
Hand held paper sheet folding device |
Sep. 20, 1994 |
| 5300011 |
Automatic airbag folding apparatus and method |
Apr. 5, 1994 |
| 5259827 |
Apparatus for folding a paper sheet |
Nov. 9, 1993 |
| 5226872 |
Sheet folding device |
Jul. 13, 1993 |
| 5171202 |
Automatic machine for making accordion data pockets |
Dec. 15, 1992 |
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