| 摘要 |
A sheet storage cassette includes: a case provided with a storage portion; a stacking plate on which a sheet is placed; and a lifting unit that lifts the stacking plate. The lifting unit has: a driving gear that communicates with an output gear of the device main body in a state where the sheet storage cassette is received in the device main body, is rotated by driving force transmitted from the output gear, and is provided with an engaged part; a swing portion that has an engaging part engaged with the engaged part, and lifts the stacking plate by a rotation of the driving gear; and a reverse rotation allowing unit that allows the driving gear to rotate in an opposite direction to a direction of lifting the stacking plate when inserting the sheet storage cassette into the device main body.
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