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Class Information
Number: 414/797.5
Name: Material or article handling > Apparatus for moving intersupporting articles into, within, or from freestanding, orderly layered, or mutually stabilizing orderly group > Unstacking apparatus > Removes lowest article first from stack > Includes means for elevating remainder of stack therefrom
Description: Apparatus including means which supports and vertically raises the two or more articles in the stack* initially positioned above and supported on top of the lowermost article of the stack* thus separating or "taking" it from the stack*.

Patents under this class:

Patent Number Title Of Patent Date Issued
8534985 Component feeding device Sep. 17, 2013
8480346 Apparatus for loading and unloading semiconductor substrate platelets Jul. 9, 2013
8246290 Carton feeder having friction reducing support shaft Aug. 21, 2012
8226346 System and method for inspecting chips in a tray and tray handling apparatus thereof Jul. 24, 2012
8052371 Bag supply apparatus Nov. 8, 2011
7731473 Medicine tray supply apparatus Jun. 8, 2010
7717665 Pallet stacker system May. 18, 2010
7710556 Inspection system May. 4, 2010
7201555 Pallet loader and separator Apr. 10, 2007
7014415 Substrate transfer apparatus, method for removing the substrate, and method for accommodating the substrate Mar. 21, 2006
6708970 Supply device for a machine working cardboard sheets Mar. 23, 2004
6632067 Pallet dispenser with quick pallet size change over Oct. 14, 2003
6626633 Apparatus for feeding a panel from a stack Sep. 30, 2003
6619907 Method and apparatus for unloading and reloading returnable shipping containers from a trailer Sep. 16, 2003
6241459 Shuttle assembly for tray handling Jun. 5, 2001
6139254 Pallet unstacker/stacker Oct. 31, 2000
6022186 Method and apparatus for sorting stacks Feb. 8, 2000
5738485 Pallet handling apparatus Apr. 14, 1998
5713718 Object picking device Feb. 3, 1998
5674048 Stack handling system Oct. 7, 1997
5645392 Dunnage handling system Jul. 8, 1997
5597282 Method and apparatus for unstacking and unloading a stacked load from one level to another level Jan. 28, 1997
5588797 IC tray handling apparatus and method Dec. 31, 1996
5487637 Automatic tray loading, unloading and compensating system Jan. 30, 1996
5478202 Case separating apparatus Dec. 26, 1995
5411363 Case unloading apparatus May. 2, 1995
5020966 Pallet dispenser/accumulator Jun. 4, 1991
4983097 Tray tier stacking apparatus Jan. 8, 1991
4865515 Apparatus for unstacking and stacking containers Sep. 12, 1989
4787619 Sheet feed bench with blower jets and a method of removing sheets from a stack Nov. 29, 1988
4764074 Pallet loading apparatus Aug. 16, 1988
4743154 Pallet inspection and repair system May. 10, 1988
4702660 Method and apparatus for storing and handling trays for workpieces Oct. 27, 1987
4690601 Storage assembly and method of using same Sep. 1, 1987
4508483 Lifting device for a magazine for empty pallets in an automatic palletizing machine Apr. 2, 1985
4462738 Feed and transfer system Jul. 31, 1984
4352617 Bucket stacking and conveying apparatus Oct. 5, 1982
4287016 Machine for applying indicia to tennis ball felts Sep. 1, 1981
4252484 Unstacking machine Feb. 24, 1981
4180361 Plant for handling cement tiles and similar articles that require a seasoning and subsequent workings Dec. 25, 1979
4162649 Sheet stack divider Jul. 31, 1979
4043460 Tray stacking and unstacking apparatus Aug. 23, 1977
3933255 Case magazine and feed apparatus Jan. 20, 1976

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