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Class Information
Number: 271/272
Name: Sheet feeding or delivering > Feeding > By means to convey sheet (e.g., from pack to operation) > Between superposed conveyor couple
Description: Device wherein the sheet-moving means comprises two elements, each of which elements has an endless, orbitally-moving surface, the surface of one element being opposite to and spaced from the surface of the other element during at least a portion of their movement and the surfaces moving in the same direction and engaging opposite surfaces of a sheet lying therebetween during said portion of movement.










Sub-classes under this class:

Class Number Class Name Patents
271/273 Having means to permit separation of couple 453


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
6203006 Sheet-size and stacking direction adjustable accumulator with removable ramps and method Mar. 20, 2001
6196538 Apparatus for processing flexible, sheet-like products Mar. 6, 2001
6193232 Drive mechanism for sheet material feed roller Feb. 27, 2001
6186501 Signature diverter Feb. 13, 2001
6170820 Roller biasing for sheet engagement Jan. 9, 2001
6164438 Adjustable control roller apparatus and method Dec. 26, 2000
6135448 Sheet conveying apparatus Oct. 24, 2000
6089567 Image forming apparatus Jul. 18, 2000
6089566 Sheet supply and transfer device for printers presumable of sheet size for pinch rollers Jul. 18, 2000
6073927 Automatic document feeder Jun. 13, 2000
6068252 Sheet feeding apparatus May. 30, 2000
6062557 Image forming apparatus having a non-exciting actuate type electromagnetic clutch May. 16, 2000
6059287 Paper discharge apparatus of printer May. 9, 2000
6059280 Roller supporting device allowing easy replacement of separating roller May. 9, 2000
6042112 Paper conveyer for image recording apparatus Mar. 28, 2000
6032945 Sheet transport apparatus Mar. 7, 2000
6027110 Sheet-feeding device Feb. 22, 2000
6003864 Jam clearance features for modular-type decurler having continuous bending nip Dec. 21, 1999
5992842 Apparatus for transporting sheet-like material Nov. 30, 1999
5949470 Roller unit and imaging apparatus using the same Sep. 7, 1999
5947470 Stacker with discharge control Sep. 7, 1999
5941521 Device for radially deflecting consignments in transport plants Aug. 24, 1999
5927709 Device for transporting sheets Jul. 27, 1999
5915691 Document feeder and cover for an image forming apparatus Jun. 29, 1999
5914790 Image reader Jun. 22, 1999
5913513 Add-on modular paper mover Jun. 22, 1999
5908190 Sheet conveying apparatus having a guide unit for guiding a sheet when drawing out a convey unit Jun. 1, 1999
5897114 Bill handling machine Apr. 27, 1999
5893558 Sheet guidance channel Apr. 13, 1999
5855368 Extension apparatus and method Jan. 5, 1999
5848784 Document separation apparatus Dec. 15, 1998
5833230 Sheet supplying apparatus with centrally disposed feeding force Nov. 10, 1998
5829743 Gear-driven card transport device Nov. 3, 1998
5806650 Currency discriminator having a jam detection and clearing mechanism and method of clearing a jam Sep. 15, 1998
5797599 Passbook transport mechanism for automated teller machine Aug. 25, 1998
5794927 Sheet conveying apparatus Aug. 18, 1998
5791646 Automatic document feeder Aug. 11, 1998
5775685 Sheet member conveying mechanism Jul. 7, 1998
5775689 Accumulator apparatus and method Jul. 7, 1998
5765826 Sheet supplying apparatus with pivotal convey unit Jun. 16, 1998
5735517 Sheet feed mechanism and printer Apr. 7, 1998
5734404 Printer for feeding curled sheets Mar. 31, 1998
5727784 Paper feeder Mar. 17, 1998
5725208 Sheet supplying and conveying apparatus Mar. 10, 1998
5722655 Apparatus for evenly spacing successive printed products Mar. 3, 1998
5697610 Mail separating device with stop device cooperating with sensor Dec. 16, 1997
5695105 Apparatus for cutting a web at a predetermined length and supplying the same Dec. 9, 1997
5692744 Paper feeder Dec. 2, 1997
5669605 Paper feed roller Sep. 23, 1997
5662321 Automatic document feeder with skew control Sep. 2, 1997

1 2 3 4 5 6 7 8 9 10 11










 
 
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