Patent ID: 7769315
Filing Date: 2010-08-03
Classification: G03G

Abstract:
1. A cleaning device comprising: a plurality of cleaning members including: an intermediate cleaning member located on an opposite side of the pair of bilateral cleaning members via the wire rod and arranged at an intermediate position between the bilateral cleaning members in the length direction of the wire rod; a wire rod contact unit that controls at least one of the plurality of cleaning members so that the plurality of cleaning members contacts with or separates away from the wire rod; and a cleaning movement unit which moves the plurality of cleaning members along the length direction of the wire rod in the state where the plurality of cleaning members are in contact with the wire rod by the wire rod contact unit; wherein A is a first interval along the length direction of the wire rod between the bilateral cleaning member located on a forward side of a movement direction and the intermediate cleaning member, B is a second interval along the length direction of the wire rod between the bilateral cleaning member located on the backward side in the movement direction and the intermediate cleaning member, and A<B is satisfied when the pair of bilateral cleaning members and the intermediate cleaning member are moved with being into contact with the wire rod.