Patent ID: 7182192
Filing Date: 2007-02-27
Classification: F16D

Abstract:
1. A device to move media in an image forming apparatus comprising: a first race having an interior wall forming a recess, the interior wall having a plurality of indentations spaced around the interior wall, each of the indentations having a ramped section leading into a catch; a second race having a plurality of fins, each of the fins spaced away from an open central section of the second race, each of the fins having an outer end oriented away from the open central section, the second race being rotatably mounted relative to the first race with the outer ends being closer to the ramped sections than the catches during rotation; and a bearing positioned between the first and second races, the bearing sized to simultaneously contact one of the catches and one of the fins to transmit a rotational torque from the second race to the first race.