IMAGE READING DEVICE

摘要

There is provided an image reading device which includes an original retaining portion that includes an ADF unit which rotates to be capable of opening and closing in relation to an image reading surface, and a reinforcing member, and that retains the original which is placed on the image reading surface in a state in which the ADF unit is closed, and first and second fixing members which are elastic and serve as fixing portions which fix the reinforcing member to the ADF unit, in which, when the ADF unit is opened, a stretch amount of the second fixing member is less than that of the first fixing member, and in which, at the free end side of the ADF unit, a corner side of the sheet-shaped member separates from the image reading surface before the center side.

主权项

1. An image reading device comprising:
an original retaining portion that includes
an original receiving member on which an original which is read by an image reading sensor is placed,an opening and closing body which includes a rotational shaft and rotates to be capable of opening and closing in relation to the original receiving member,a sheet-shaped member capable of abutting the original receiving member,an elastic member which is bonded to the sheet-shaped member, anda reinforcing member which is bonded to an opposite side from the sheet-shaped member of the elastic member and reinforces the elastic member, and that retains the original which is placed on the original receiving member in a state in which the opening and closing body is closed; and a plurality of fixing portions which are elastic, transmit a weight of the opening and closing body to the reinforcing member in a state in which the opening and closing body is closed, and fix the reinforcing member to the opening and closing body, wherein, in a free end side which is distanced from the rotational shaft in the reinforcing member, the fixing portions include
a first fixing portion which is disposed on a corner side of the reinforcing member, anda second fixing portion which is disposed closer to a center side of the reinforcing member than the first fixing portion, wherein, when the opening and closing body is opened, a stretch amount of the first fixing portion is less than that of the second fixing portion, and wherein, at the free end side of the opening and closing body, a corner side of the sheet-shaped member separates from the original receiving member before the center side.