Patent ID: 7543810
Filing Date: 2009-06-09
Classification: B65H

Abstract:
1. A feeder for feeding objects to be conveyed, comprising: an arm having a base end and a distal end and swingable about the base end; a pair of support shafts rotatably provided on both sides of the distal end of the arm; a pair of rotary feeding members for feeding the objects to be conveyed piled in a holder while abutting on the objects to be conveyed, the pair of rotary feeding members configured to be fitted on outer surfaces of the pair of support shafts, respectively; and a regulating unit for regulating orientations of the pair of rotary feeding members uniformly with respect to a direction in which the pair of rotary feeding members rotate, wherein the regulating unit is provided in interfaces between the support shafts and the rotary feeding members such that an inner surface of each of the rotary feeding members as viewed from an axial direction of the rotary feeding member is asymmetrical with respect to any line that is perpendicular to an axis of the rotary feeding member.