Patent ID: 6361229
Filing Date: 2002-03-26
Classification: B65H

Abstract:
In a paper roll supporting device including a pair of cylindrical flange members capable of being respectively fitted into opposite ends of a paper roll, said pair of flange members each comprise:a flange body comprising a flange portion and a cylindrical support portion that is to be inserted into a tubular core of the paper roll; a claw member having a plurality of claws capable of protruding from an outer circumference of said support portion; a biasing member for exerting a pressure on said claw member; pressing means slidable in a direction in which said biasing member is compressible, said pressing means receiving one end of said biasing member and contacting an inner circumference of said support portion; and a lock/release lever capable of being brought down for causing said pressing means to slide; said claw member causing said plurality of pawls to flare in a radial direction when pressed in an axial direction of said support portion.