Patent ID: 7699432
Filing Date: 2010-04-20
Classification: B41J

Abstract:
1. A service station for a pen, comprising: a treadmill belt that has an outer surface and an inner surface; a pen cap positioned on the outer surface of the treadmill belt, wherein the pen cap is positioned between the treadmill belt and the pen when the pen cap is utilized to cap the pen; a first roller; a second roller; wherein the treadmill belt is mounted on the first roller and the second roller; and wherein the first roller and the second roller contact the inner surface of the treadmill belt for driving the treadmill belt; a drive axle coupled to one of the first roller or the second roller; and a mechanism for switching a direction of travel of the treadmill belt wherein the mechanism comprises: wherein the direction gear translates the motion of a paper roller into either a first direction or a second direction of motion; and wherein when the direction switch is in the first position, the direction gear translates the motion of the paper roller into the first direction of motion, and when the direction switch is in the second position, the direction gear translates the motion of the paper roller into the second direction of motion.