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Class Information
Number: 493/123
Name: Manufacturing container or tube from paper; or other manufacturing from a sheet or web > Container making > Rigid container (e.g., box, carton, cap, cup, etc.) > Securing > Including use of work blank supply hopper > And use of vacuum to handle work
Description: Method or apparatus including applying reduced pressure to a portion of a workpiece so that atmospheric pressure acting on an opposing portion thereof assists in manipulation of the workpiece.

Sub-classes under this class:

Class Number Class Name Patents
493/124 To place blank onto folder 24
493/125 With conveyor for advance to folder 55

Patents under this class:

Patent Number Title Of Patent Date Issued
8382648 Method and apparatus for manufacturing boxes made of paper or cardboard Feb. 26, 2013
7682300 Method and machine for constructing a collapsible bulk bin Mar. 23, 2010
7647751 Apparatus and method for erecting tote containers Jan. 19, 2010
7399267 Method and apparatus for vacuum assisted bonding of corrugated cardboard and for manufacturing corrugated cardboard Jul. 15, 2008
7381176 Method and machine for constructing a collapsible bulk bin Jun. 3, 2008
7214174 Apparatus for folding a nonbonded nonwoven web May. 8, 2007
7163502 Carton erecting apparatus Jan. 16, 2007
7008363 Apparatus and methods for folding a nonbonded nonwoven web Mar. 7, 2006
6971980 Machine for spreading out cardboard boxes automatically Dec. 6, 2005
6951530 Carton, a blank for producing a carton, and methods and apparatus for erecting, closing, and sealing a carton Oct. 4, 2005
6945924 Method for conveying folded sheet elements Sep. 20, 2005
6929593 Machine for spreading out cardboard boxes automatically Aug. 16, 2005
6926656 Method and apparatus for fabricating corrugated composite stiffeners Aug. 9, 2005
6872176 Device for unfolding of folded boxes Mar. 29, 2005
6764436 Method and apparatus for squaring cases Jul. 20, 2004
6758800 Machine for assembling cardboard boxes Jul. 6, 2004
6712748 Method and apparatus for folding a web Mar. 30, 2004
6699165 Apparatus for removing and transferring folding boxes Mar. 2, 2004
6612973 Version with markings to show changes made Sep. 2, 2003
6582348 Machine for the creasing, perforation or circular cutting of paper and the like Jun. 24, 2003
6565501 Method and apparatus for folding a web May. 20, 2003
6544158 High speed feeding apparatus for clamshell die cutter Apr. 8, 2003
6517472 Device for separating material webs lying on top of each other Feb. 11, 2003
6406415 Apparatus for forming a container Jun. 18, 2002
6381927 Method and apparatus for folding carton flaps in a packaging machine May. 7, 2002
6346068 Box making machines Feb. 12, 2002
5924968 Box-erecting apparatus Jul. 20, 1999
5782734 Carton feed opening wheel assembly Jul. 21, 1998
5704196 High speed blank set-up apparatus and methods Jan. 6, 1998
5385526 Apparatus and method for packaging blanks Jan. 31, 1995
5312316 Machine for forming cardboard boxes May. 17, 1994
5156582 Box erector Oct. 20, 1992
5097649 Packaging machine Mar. 24, 1992
5078669 Transfer apparatus for flat articles Jan. 7, 1992
5024640 Method and apparatus for storing flat-folded cases in a pile, and for opening and sealing said cases Jun. 18, 1991
4913691 Device for assembling cuttings more particularly for the produciton of packing boxes Apr. 3, 1990
4892513 Carton erector apparatus Jan. 9, 1990
4816014 Carton handle applicator Mar. 28, 1989
4767390 Apparatus for and method of applying handle to carton closure flap Aug. 30, 1988
4685272 Sheet separating device in a packaging machine Aug. 11, 1987
4682975 Machine and method for setting-up basket style article carriers Jul. 28, 1987
4642085 Apparatus for making window patches Feb. 10, 1987
4437851 Method and apparatus for handling and setting up large size slit-boxes Mar. 20, 1984
4244281 Carton, feeder apparatus for packaging machines Jan. 13, 1981
4194442 Device for picking up semi-rigid sheet-like elements from a magazine and transferring them onto a conveyor Mar. 25, 1980
4044657 Case erector Aug. 30, 1977
4041850 Method of erecting carton blanks Aug. 16, 1977
3967434 Cartonning apparatus Jul. 6, 1976
3952633 Device for inserting partition lattice in carton Apr. 27, 1976
3935694 Machine for forming wrap-around shipper packages Feb. 3, 1976

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