Paper transfer device

A paper transfer device comprising:

• a first paper transfer feeder and a second paper transfer feeder that selectively feed a paper;
• a first paper transfer path on which the paper fed from the first paper feeder is transferred;
• a second paper transfer path on which the paper fed from the second paper feeder is transferred;
• a communal paper transfer path that is disposed download from the first paper transfer path and the second paper transfer path and on which the paper transferred from the first paper transfer path or the second paper transfer path s transferred;
• a first paper guide plate that is provided fixedly on the first paper transfer path;
• a second paper guide plate that is provided rotatably so as to be opened and closed, and that, when being closed, faces the first paper guide plate with the first paper transfer path interposed therebetween;
• a third paper guide plate that is provided fixedly on the second paper transfer path on an inner side from the first paper guide plate;
• a fourth paper guide plate that is provided rotatably so as to be opened and closed, and that, when being closed, faces the third paper guide plate with the second paper transfer path interposed therebetween and faces the second paper guide plate;
• and
• a cooperative mechanism that opens the fourth paper guide plate synchronously with opening of the second paper guide plate, and closes the fourth paper guide plate synchronously with closing of the second paper guide plate.