Printer provided with an image reading unit

A printer comprising:

• an image reading unit including,
• an automatic draft feeder for conveying a sheet of paper to the image reading unit in a first conveyance direction;
• a direction reversing device for conveying the sheet of paper in a second conveyance direction, the second conveyance direction being in a direction which is substantially reversed from the first conveyance direction, the direction reversing device being openable for releasing a jammed sheet of paper;
• an image scanner detachably mounted on the direction reversing device;
• and
• a retaining member for retaining the image scanner on the direction reversing device when the direction reversing device is closed and for releasing the image scanner from the direction reversing device when the direction reversing device is opened.

A printer comprising:

• a paper discharging portion at an upper portion of the printer for receiving a sheet of paper printed by a printing portion of the printer;
• an image reading unit including,
• an image scanner for scanning an image on a sheet of paper, the image scanner being detachably mounted to the image reading unit;
• and
• a cover attached to a housing of the printer for covering the image scanner, an upper surface of the cover forming a part of the paper discharging portion.

An image reading device comprising:

• an image reading unit including,
• an automatic draft feeder having a paper supply roller for feeding a sheet of paper to the image reading unit for scanning an image on the sheet of paper;
• a separating roller pressed against the paper supply roller in a first position of the separating roller and being separated from the paper supply roller in a second position of the separating roller;
• an image scanner detachably mounted on the automatic draft feeder, the image scanner performing an image scanning operation;
• and
• hopper means, fixed to the automatic draft feeder and being pivotable around an axis, for supporting the image scanner, the hopper means being pivotable to an open position for releasing a jammed sheet of paper from the automatic draft feeder and being pivotable to a closed position when the image scanner performs the image scanning operation, the hopper means separating the separating roller from the paper supply roller and detaching the image scanner from the automatic draft feeder when the hopper means is pivoted to the open position, and allowing the separating roller to contact the paper supply roller when the hopper means is pivoted to the closed position.