Patent ID: 6301745
Filing Date: 2001-10-16
Classification: B65H,F16L,G03G,Y10T

Abstract:
A wheel assembly suitable for moving media from a media tray, said wheel assembly including:an elongated shaft having a first end and a second end;a wheel on said shaft;a sliding bushing receiving said first end of said shaft, said sliding bushing comprising a body portion and a biasing portion that are integrally connected, wherein said body portion defines an inner periphery for receiving said first end of said shaft and an outer periphery, wherein said biasing portion extends from said body portion, and wherein said biasing portion is capable of storing and releasing mechanical energy; anda housing holding said wheel, said sliding bushing, and said first end;wherein said wheel, shaft, and sliding bushing can move axially in response to an external force, wherein axial motion of said shaft in a first direction causes mechanical energy to be stored in said biasing portion, and wherein said biasing portion biases said body portion and said shaft in a second axial direction.