Patent ID: 7167674
Filing Date: 2007-01-23
Classification: G03G

Abstract:
1. A sheet storage cassette configured to be received in a device main body, to which a sheets is fed, in a manner that the sheet storage cassette can be pulled out of the device main body, the sheet storage cassette comprising: a case provided with a storage portion that stores the sheet; a stacking plate on which the sheet is placed, the stacking plate being capable of ascending and descending with respect to a bottom surface of the storage portion; and a lifting unit that lifts the stacking plate, wherein the lifting unit comprises: 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.