Patent ID: 9499360
Filing Date: 2016-11-22
CPC Classification: B65H

Claim Text:
1. A roller unit comprising: a roller having a rotation shaft extending in a first direction; a facing member facing the roller via a recording medium; a holding member holding the roller movable between a separating position wherein the roller is separated from the facing member and a contacting position wherein the roller contacts the recording medium on the facing member; an urging member applying a first urging force to the roller in a second direction to separate the roller from the recording medium; and a drive force applying member applying a second urging force to the holding member via a clutch member to urge the roller toward the recording medium in a third direction opposite to the second direction and applying a rotational force via the clutch member to the roller to rotate the roller about the rotation shaft, wherein the clutch member connects the drive force applying member with the holding member from a disconnected state at least once during movement of the roller from the contacting position to the separating position to exert the second urging force, countering the first urging force, to the holding member at least once during movement of the roller from the contacting position to the separating position.