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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
6719286 Sheet conveying apparatus and image forming apparatus having the same Apr. 13, 2004
6702282 Card transport mechanism roller support Mar. 9, 2004
6698746 Crosscutter Mar. 2, 2004
6692000 Bearing containing and force applying device Feb. 17, 2004
6687569 Configurable multi-station buffer transport for an inserter system Feb. 3, 2004
6687570 Station independent buffer transport for an inserter system Feb. 3, 2004
6682069 Sheet conveyor system Jan. 27, 2004
6666602 Method and apparatus for controlling print media shape during media transport Dec. 23, 2003
6626596 Wide format printer with detachable and replaceable paper feed unit components Sep. 30, 2003
6618172 Drive system for digitizing scanning apparatus Sep. 9, 2003
6616136 Friction plate coupling structure Sep. 9, 2003
6593999 Original cover closer Jul. 15, 2003
6581930 Paper sorting device for an image forming apparatus Jun. 24, 2003
6578842 Methods and apparatus for moving media along a media path Jun. 17, 2003
6575459 Recording-medium transport device Jun. 10, 2003
6572100 Pneumatic pinch force generator for document transport system Jun. 3, 2003
6572098 Sheet diverter for collating signatures and a method thereof Jun. 3, 2003
6557850 Retractable track guide apparatus for use in a document processing system May. 6, 2003
6554275 Method and system for document overlap/gap error detection and correction Apr. 29, 2003
6547239 Roller structure for sheet feeding apparatus Apr. 15, 2003
6534779 Conveyance of stimulable phosphor sheet Mar. 18, 2003
6505833 Recording sheet feeding device Jan. 14, 2003
6499734 System and method for detecting a document trailing edge exiting feeder Dec. 31, 2002
6488279 Discharge mechanism of sheet material in image forming apparatus Dec. 3, 2002
6474639 Snap fit bearing assembly Nov. 5, 2002
6454258 Device for treating plate-shaped work pieces, especially printed-circuit boards Sep. 24, 2002
6443448 Speed changing device Sep. 3, 2002
6390467 Transfer sheet conveying device for image forming apparatus with improved operability of removing a jammed sheet May. 21, 2002
6378865 Sheet transport system Apr. 30, 2002
6371480 Device for transporting sheet-like articles Apr. 16, 2002
6364306 Configuration for determining the dimensions of printed media Apr. 2, 2002
6345819 Paper feeding apparatus in a printer Feb. 12, 2002
6341908 Method and apparatus for controlling print media shape during media transport Jan. 29, 2002
6339226 Image recording medium feeding device Jan. 15, 2002
6328441 Device for guiding moving letters and parcels Dec. 11, 2001
6325560 Wide format printer with detachable and replaceable paper feed unit components Dec. 4, 2001
6322621 Chemical method of liquefaction and dispersion of paraffin waxes, asphaltenes and coke derived from various sources Nov. 27, 2001
6302392 Sheet diverter for collating signatures and a method thereof Oct. 16, 2001
6299161 Apparatus for guiding a paper in a printer Oct. 9, 2001
6299162 Paper feeding mechanism for printer Oct. 9, 2001
6293541 Sheet feed unit having guide with sheet guide surface placed at confluence of two transport paths Sep. 25, 2001
6283655 Friction-feed plotter with laterally-movable drive roller, and related method for plotting on sheets of different widths Sep. 4, 2001
6279901 Identification card inverter that maintains the card support plane Aug. 28, 2001
6282403 Decurler roll setup and wear rate determination procedure Aug. 28, 2001
6276680 Sheet feeding apparatus and recording apparatus Aug. 21, 2001
6260844 Device for conveying sheetlike material Jul. 17, 2001
6250624 Extension guide apparatus Jun. 26, 2001
6244593 Sheet diverter with non-uniform drive for signature collation and method thereof Jun. 12, 2001
6241245 Sheet handling system for minimizing surface defects Jun. 5, 2001
6241242 Deskew of print media Jun. 5, 2001

1 2 3 4 5 6 7 8 9 10 11










 
 
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