Automatic document feeder and image forming apparatus including the same
AssigneeKYOCERA Document Solutions Inc.
InventorToru Nakayama
Life of this patent
Estimating the term…
Abstract
An automatic document feeder (300) includes a housing (301), conveyance roller pairs (313 to 317), and a pressure releasing mechanism. The housing (301) is openably/closably attached to a main body of an image forming apparatus. The conveyance roller pairs (313 to 317) pinch an original document sheet with pressure and feed the original document sheet. The pressure releasing mechanism detaches one rollers (313b to 317b) of the conveyance roller pairs (313 to 317) from the other rollers (313a to 317a) in conjunction with an operation of opening the housing 301 against the main body.
Claims5
An automatic document feeder, comprising:
- a housing openably and closably attached to a main body of an image forming apparatus;
- a conveyance roller pair configured to pinch an original document sheet with pressure and feed the original document sheet;
- a pressure releasing mechanism configured to reduce a pinching pressure of the conveyance roller pair or detach one roller of the conveyance roller pair from the other roller in conjunction with an operation of opening the housing against the main body;
- and
- a hinge portion openably and closably connecting the housing to the main body, wherein
- the pressure releasing mechanism includes an axis moving member that is slidably supported inside the housing and has an elongated hole formed therein for guiding an axis of one roller of the conveyance roller pair, and
- the axis moving member slides in conjunction with an operation of the hinge portion, in opening the housing against the main body, to reduce the pinching pressure of the conveyance roller pair, or detach one roller of the conveyance roller pair from the other roller.
Dependencies are inferred from the claim text.