Patent ID: 8074981

Claim:
A printer comprising: a main body capable of printing and outputting paper; and a paper holding device secured to the main body, the paper holding device comprising: a paper tray configured for receiving outputted paper and defining two first sliding slots and a second sliding slot, and a driving gear member located on the paper tray; a connecting mechanism located on the paper tray and connected to the driving gear member, the connecting mechanism comprising two first gear members and a second gear member, a first sliding block and a first limiting block extending from each first gear member and slidably received into the first sliding slot, and a second sliding block and a second limiting block extending from the second gear member and slidably received in the second sliding slot; and a sliding mechanism located on the paper tray and connected to the connecting mechanism; wherein the driving gear member controls the sliding mechanism by the connecting mechanism to shape a space to fit the size of the outputted paper.