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Class Information
Number: 271/110
Name: Sheet feeding or delivering > Feeding > Separators > Rotary > Control of separator responsive to sensing of sheet
Description: Device provided with means to detect the absence or presence of a sheet from the pack or stack of sheets, and further provided with means to activate or deactivate the sheet-removing means as a result of such detection.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7431286 |
Media stack measurement and method |
Oct. 7, 2008 |
| 7431283 |
Card-feeding mechanism |
Oct. 7, 2008 |
| 7422205 |
Original feeding apparatus and image reading apparatus |
Sep. 9, 2008 |
| 7413185 |
Paper sheet takeout apparatus |
Aug. 19, 2008 |
| 7410159 |
Paper feeding device with independent pickup rollers |
Aug. 12, 2008 |
| 7392980 |
Sheet feed device and image forming apparatus |
Jul. 1, 2008 |
| 7384032 |
Sheet feeding apparatus, image reading apparatus, and image forming apparatus |
Jun. 10, 2008 |
| 7367555 |
Recording medium transfer apparatus |
May. 6, 2008 |
| 7357387 |
Sheet feed device for feeding cut sheets while interposing shortened interval between successive fed two sheets |
Apr. 15, 2008 |
| 7338042 |
Sheet supplying apparatus |
Mar. 4, 2008 |
| 7325801 |
Method and apparatus for detecting an absence of print media |
Feb. 5, 2008 |
| 7308853 |
Bulk paper feeding device with intermediate conveyor for image forming device |
Dec. 18, 2007 |
| 7275740 |
Method and apparatus for feeding sheets |
Oct. 2, 2007 |
| 7198265 |
Imaging apparatus including a movable media sensor |
Apr. 3, 2007 |
| 7185885 |
Print media depletion detection in an imaging apparatus |
Mar. 6, 2007 |
| 7156387 |
Sheet feeding apparatus, sheet conveying apparatus, and image reading appartus |
Jan. 2, 2007 |
| 7156388 |
Inkjet printer and paper feeding method therefor |
Jan. 2, 2007 |
| 7140607 |
Cash dispensing automated banking machine with note unstacking and validation |
Nov. 28, 2006 |
| 7063315 |
Pickup error-sensing apparatus of image forming apparatus and method therefor |
Jun. 20, 2006 |
| 6986509 |
Media stack tray status mechanism |
Jan. 17, 2006 |
| 6918583 |
Sheet feeder |
Jul. 19, 2005 |
| 6736389 |
Pick-roller drive disengagement scheme |
May. 18, 2004 |
| 6724506 |
Method and apparatus for measuring and indicating paper level in a sheet-feeding device |
Apr. 20, 2004 |
| 6672581 |
Sheet conveying apparatus for an image information processor |
Jan. 6, 2004 |
| 6651977 |
Paper feeding apparatus with stack presence actuator |
Nov. 25, 2003 |
| 6612562 |
Method and system for feeding media to a printer |
Sep. 2, 2003 |
| RE38212 |
Sheet feeding device |
Aug. 12, 2003 |
| 6572103 |
Method and system for tracking document trailing edge position |
Jun. 3, 2003 |
| 6554275 |
Method and system for document overlap/gap error detection and correction |
Apr. 29, 2003 |
| 6543761 |
Sheet feeding device for an image forming apparatus |
Apr. 8, 2003 |
| 6540220 |
Paper feeding system with both paper engaging and paper separating mechanisms |
Apr. 1, 2003 |
| 6536497 |
Laminating system |
Mar. 25, 2003 |
| 6533263 |
Sheet conveying apparatus, and image forming apparatus and image reading apparatus having same |
Mar. 18, 2003 |
| 6499734 |
System and method for detecting a document trailing edge exiting feeder |
Dec. 31, 2002 |
| 6485013 |
Method and apparatus for detecting media level in a cassette |
Nov. 26, 2002 |
| 6461102 |
Charging apparatus |
Oct. 8, 2002 |
| 6450227 |
Labels check station, in particular auto-adhesive labels, in a labeling machine |
Sep. 17, 2002 |
| 6439564 |
Document dispensing apparatus |
Aug. 27, 2002 |
| 6425578 |
Image recording apparatus and method |
Jul. 30, 2002 |
| 6412771 |
Electronic printing apparatus, paper separating unit |
Jul. 2, 2002 |
| 6364308 |
Document feeder with overlap prevention |
Apr. 2, 2002 |
| 6352256 |
Media feeding system |
Mar. 5, 2002 |
| 6349931 |
Automatic paper feeding system |
Feb. 26, 2002 |
| 6293539 |
Rotating or pivoting apparatus and medium feeding apparatus |
Sep. 25, 2001 |
| 6263258 |
Scrip dispenser |
Jul. 17, 2001 |
| 6257569 |
Apparatus and method for delivery of sheet media to a printer |
Jul. 10, 2001 |
| 6237909 |
Constant normal force sheet material feed mechanism |
May. 29, 2001 |
| 6227534 |
Method and apparatus for controlling an auto compensation pick mechanism to reduce the occurence of multi-feeds |
May. 8, 2001 |
| 6224052 |
Sheet-material feeding device and image forming apparatus |
May. 1, 2001 |
| 6173950 |
Sheet feeding mechanism |
Jan. 16, 2001 |
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