| CPC G03G 15/6511 (2013.01) [B65H 3/14 (2013.01); G03G 15/6558 (2013.01); G03G 2215/004 (2013.01)] | 14 Claims |
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1. A supply device comprising:
a loading portion on which recording media are loaded;
a transport unit configured to transport the recording media loaded on the loading portion;
a contact portion provided on the loading portion, the contact portion being in contact with a side end portion of the recording media having a first size in a direction intersecting with a transport direction, the contact portion having a blowing portion configured to blow air to the side end portion;
a guide portion detachably attached to the contact portion when recording media having a second size smaller than the recording media having the first size are loaded, the guide portion being configured to guide a side end portion of the recording media having the second size; and
a duct provided in the guide portion, the duct comprising a discharge port configured to blow the air from the blowing portion to an upper end portion of the recording media having the second size and loaded on the loading portion, wherein the duct further includes an upper inclined portion at an upper portion in an upper and lower direction, the upper inclined portion being continuously linearly inclined downward to the discharge port, wherein:
the guide portion is provided with a shutter portion supported so as to be movable in the upper and lower direction, the shutter portion being configured to change an area of the discharge port according to a position of an uppermost surface of the recording media having the second size and loaded on the loading portion,
the shutter portion comprises a pawl riding on the uppermost surface of the recording media having the second size and loaded on the loading portion, and
the pawl is moved depending on the position of the uppermost surface of the recording media having the second size, and the shutter portion is moved in the upper and lower direction.
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