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Class Information
Number: 414/788.1
Name: Material or article handling > Apparatus for moving intersupporting articles into, within, or from freestanding, orderly layered, or mutually stabilizing orderly group > Stack forming apparatus
Description: Apparatus which constructs a stack* by placing one article above or below another in contacting relationship.


Sub-classes under this class:

Class Number Class Name Patents
414/791.3 Articles inverted in adjacent levels or layers 26
414/789.8 Creates single stack by juxtaposing separately formed tiers 25
414/791.5 Formed with sloped or stepped side 23
414/789.2 Forms layered stack or row and then upends it 61
414/789.7 Includes means on or linked with transporting vehicle for forming and discharging stack 99
414/788.8 Including separate unstacking means 64
414/789.5 Inserts separator into stack 157
414/791.2 Offsets or crosses adjacent articles in single article wide stack 108
414/789.6 Plural article sources 80
414/794.9 Positions highest article of stack first 37
414/792.7 Positions lowest article of stack first 66
414/791.6 Sequentially forms or adds completed layers 107
414/788.2 Stacking tapered or nestable articles 88
414/790.9 Stacks articles on different supports 75
414/788.4 Takes articles for stack from another group 89
414/789.9 With means for removing completed stack from stacking location 170
414/788.9 With means vertically aligning stack being formed 120


Patents under this class:
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Patent Number Title Of Patent Date Issued
7530309 Device for storing at least two dressings that are drawn off from the same cylinder of a printing machine one after another May. 12, 2009
7398134 Sorting apparatus with arbitrary user-specified sequence control Jul. 8, 2008
7389574 Method of enabling the stacking of electrowon metal units Jun. 24, 2008
7371151 Lens stocking apparatus and lens processing system having the same May. 13, 2008
7361130 System for production and subsequent palletizing of tube segments, bags or sacks Apr. 22, 2008
7210892 Stacking column May. 1, 2007
7156607 Carton stacking apparatus and method Jan. 2, 2007
7070384 Apparatus and method for automatically unloading brick from kiln cars and preparation for shipment Jul. 4, 2006
6974298 Lens stocking apparatus and lens processing system having the same Dec. 13, 2005
6942444 Skid positioning machine Sep. 13, 2005
6925931 Method and apparatus for marking objects in a pile Aug. 9, 2005
6899512 Bottom sheet inserter May. 31, 2005
6783317 Method and device for stacking flat-folded boxes Aug. 31, 2004
6711883 Strapping machine for strapping a stack of products Mar. 30, 2004
6658816 Bulk palletizer system Dec. 9, 2003
6631898 Gripping arrangement for the stacker of a printing press Oct. 14, 2003
6612568 Piling rack for flat parcels Sep. 2, 2003
6594342 Anti-scatter grid, method, and apparatus for forming same Jul. 15, 2003
6527500 Automated packaging system for loading compact discs and booklets into compact disc cases Mar. 4, 2003
6470655 Packaging line for periodicals, magazines and similar printed products Oct. 29, 2002
6461102 Charging apparatus Oct. 8, 2002
6439569 Sheet accumulator having a circular feed path Aug. 27, 2002
6325592 Method and device for removing printed products from a conveying stream and for stacking the removed printed products Dec. 4, 2001
6290452 Apparatus for replenishing the supply of commodities in a reservoir Sep. 18, 2001
6238173 Apparatus for placing groups of products on pallets May. 29, 2001
6234743 Stacking column with in-line ratchet elements having alternate off set control arm portions May. 22, 2001
6209860 Billing statement system Apr. 3, 2001
6206594 Print media level sensor and method for use in printing devices Mar. 27, 2001
6129503 Combination counter-ejector shingle-output delivery system Oct. 10, 2000
5996321 Method and device for manufacturing hinge-lid packets for cigarettes Dec. 7, 1999
5957050 Method and apparatus for effecting shingling of conveyed printed products Sep. 28, 1999
5904465 Stacker with discharge control May. 18, 1999
5895540 Method for unitizing containers Apr. 20, 1999
5844806 Work processing stacking device Dec. 1, 1998
5810550 Method and apparatus for product separation and stacking Sep. 22, 1998
5738484 Palletiser Apr. 14, 1998
5525029 Palletizer having vertically movable pallet supports and at least one gripper only in a horizontal plane Jun. 11, 1996
5284089 Protective system of a pile lifting device for sheet piles in sheet-fed printing machines Feb. 8, 1994
4927322 Stack stripper for a stacking machine May. 22, 1990
4765452 Device in a machine handling package units Aug. 23, 1988
4655677 Method for handling container ends en masse Apr. 7, 1987
4653168 Method and apparatus for taking up a board road Mar. 31, 1987
4624615 Stacker for pants and other sewn garments Nov. 25, 1986
4621969 Method and apparatus for loading and unloading a storage and transport rack Nov. 11, 1986
4592374 Process and apparatus for forming groups of cigarettes Jun. 3, 1986
4528794 Apparatus for temporary storage of paper sheets Jul. 16, 1985
4522556 Method and device for packaging and shipping high-loft batting Jun. 11, 1985
4338084 Method for piling or stacking sacks or bags Jul. 6, 1982
4211130 Method and apparatus for handling and stacking brick Jul. 8, 1980
4144112 Method of piling veneer sheets Mar. 13, 1979

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