PURPOSE: To insert and eject a medium in parallel to an opening part and to obtain the effect of making thin and dustproof by constituting so as to shut an open inner part by a first door when the medium is not loaded, and by a second door when the medium is loaded.
CONSTITUTION: When a cartridge 8 is not loaded, the second door 3 is held in the state of engaging and the cartridge 8 is inserted while rotation-energizing the first door 2 so as to shut the open inner part by first energizing force. Further, when the cartridge 8 is loaded, the engaging state is released while rotating and opening the first door 2 by insertion and abutting operation. Then, the cartridge 8 is set in a loading position through a state where the first door 2 and the second door 3 are energized and rotated on the upper surface of the cartridge 8, and the inner part of the opening is shut by the second door 3. When the cartridge 8 is ejected, the second door 3 is rotated and inner part of the opening is shutted by the first door 2.
ITO KATSUYOSHI
IMAMURA FUMINORI
FUJITSU LTD