| Patent Number |
Title Of Patent |
Date Issued |
| 7464924 |
Sheet feeder device and image forming apparatus |
December 16, 2008 |
| A sheet feeder device is provided with a pick-up roller driving section which is operative to position the pick-up roller into a retracted position spaced a predetermined distance apart from a stack of document sheets on a document tray before and after the operation for feeding the |
| 7457579 |
Document reader and image forming apparatus |
November 25, 2008 |
| A document size sensor is disposed on a document feed path at a location between a document tray and a juncture and on the front side in the primary scanning direction perpendicular to a document feed direction. The document size sensor is located between a sheet edge position for B4 |
| 7398970 |
Original transport apparatus |
July 15, 2008 |
| In the context of a structure wherein outer casing(s) is/are disposed so as to permit opening and closing about shaft(s), stopper member(s) and engagement piece(s) engaging with such stopper member(s) being disposed at such outer casing(s) so as to permit independent displacement in |
| 7320464 |
Original reading device with controller |
January 22, 2008 |
| An original reading device includes a registration roller located upstream of an original reading position in an original transport path for adjusting the timing of feeding an original to the original reading position. There is at least one original feed roller for transporting the o |
| 7240401 |
Hinge mechanism for platen cover |
July 10, 2007 |
| A hinge mechanism of an image forming apparatus supporting a platen cover for holding an original at a fixed position on a platen glass includes a hinge unit for supporting the platen cover in such a manner that the platen cover can be opened and closed by swinging it up and down, a |
| 6540221 |
Feeder of an image forming apparatus |
April 1, 2003 |
| A movable sheet separating unit is pushed all the time by a lifting spring in a direction toward a feeding roller. In a non-feeding state, a sheet lifting plate is engaged with an operating fraction so that the movable sheet separating unit is held in a standby position where a separatin |
| 6115564 |
Image forming apparatus with optical-system incorporating unit |
September 5, 2000 |
| An image forming apparatus includes: a cabinet cover unit having a control panel; an optical system-incorporating unit incorporating a scanner portion for optically reading the information of originals and having a separation roller for feeding originals to a cover glass of the scanner. |
